|Advanced Composites |
|Advanced Structures |
|Forest Biorefinery |
|Woody Biomass Utilization |
| Engineering Mechanics and Remote Sensing Laboratory (EMRSL)|
| Economics, Statistics and Life Cycle Analysis Research|
| Durability and Wood Protection Research|
| Building and Fire Sciences|
| Wood Anatomy and Forest Mycology in a Changing Global Environment|
| Engineering Properties of Wood, Wood Based Materials, and Structures|
| Institute for Microbial and Biochemical Techology|
| Fiber and Chemical Sciences Research|
| Forest Biopolymer Science and Engineering|
| Engineered Composites Science|
|Verrill, Steve P.|
|McKeever, David B.|
|Lebow, Patricia K.|
|Evans, James W.|
Research Forest Products Technologist
|Wiemann, Michael C.|
|Wiedenhoeft, Alex C.|
Research Forest Products Technologist
|Wacker, James P.|
Research General Engineer
|Rammer, Douglas R.|
Research General Engineer
|Kretschmann, David E.|
Research General Engineer
|Falk, Robert H.|
Research General Engineer
|Ross, Robert J.|
Supervisory Research Gen. Engineer
|Zelinka, Samuel L.|
Materials Research Engineer
Forest Products Technologist
|Lebow, Stan T.|
Research Forest Products Technologist
|Kirker, Grant T.|
Research Forest Products Technologist
Supervisory Research Materials Engineer
|Glass, Samuel V.|
Research Physical Scientist
|Dietenberger, Mark A.|
Research General Engineer
Research Forest Products Technologist
|Tshabalala Mandla A.|
|Moon, Robert J.|
Materials Research Engineer
Research Materials Engineer
|Ibach, Rebecca E.|
|Hunt, Christopher G.|
|Frihart, Charles R.|
|Frihart, Charles R.|
|Kersten, Philip J.|
|Hammel, Kenneth E.|
|Crooks, M.E. Casey|
|Illman, Barbara L.|
Supervisory Plant Pathologist
Research General Engineer
|Houtman, Carl J.|
|Considine, John M.|
Materials Research Engineer
|Agarwal, Umesh P.|
|Rudie, Alan W.|
Supervisory Research Chemist
|Stark, Nicole M.|
Research Chemical Engineer
|Stark, Nicole M.|
Research Chemical Engineer
|Sabo, Ronald C.|
Research Materials Engineer
|Hunt, John F.|
Research General Engineer
|Clemons, Craig M.|
Materials Research Engineer
Supervisory Research Materials Engineer
|Clausen, Carol A.|
Supervisory Research Microbiologist
|St. Johns, Franz|
|Hermanson, John C.|
Research General Engineer
Highlight ID: 1638
|Approval of Cross Laminated
Timber Shear Wall System in U.S. Codes|
Cross Laminated Timber (CLT) is an innovative mass timber product that has now been commonly accepted as a new generation engineered wood product with great potential to expand the wood building market. With the introduction of CLT to the US constr ...
Highlight ID: 1660
|Bonding Performance of
Adhesive Systems for Cross-Laminated Timber Treated with Micronized Copper Azole Type C|
Expanding the use of cross-laminated timber (CLT) to outdoor applications is "one sticky problem." Research must examine compatibility between adhesive and wood preservative, evaluate bond strength and wood failure under applied forces, and test bond ...
Highlight ID: 1656
|Comparing Juvenile Wood
Depictions in the Literature to Wood Property Maps for Mature Longleaf
Juvenile wood in the southern pines is usually shown as a central core of wood surrounded by mature wood, the latter tapering down in thickness when moving from the base of a tree to its crown. The present study addresses the degree to which differ ...
Highlight ID: 1662
|Durable, Cost-Effective Timber
Timber bridge design advances support construction of cost-effective and durable timber bridges. ...
Highlight ID: 1672
|Evaluating Fire Performance of
Adhesives used in Cross-Laminated Timber|
Our research focuses on the study of how adhesives used to hold wood composites together perform under fire to ensure strong, fire-safe construction. ...
Highlight ID: 1639
|Evidence That the Ilopango
Volcano Was the Source of the Colossal Eruption of 539/40
Fossil tree trunks can establish the date of a volcanic eruption. ...
Highlight ID: 1652
Outperforms Laboratory-Based DART Mass Spectrometry Wood Identification
For Mahogany Family|
Imagine you are inspecting a wood shipment and you suspect someone is smuggling mahogany, an endangered species. You could remove a small specimen, ship it to a distant laboratory, and wait days for an answer, or you could use FPL's XyloTron to cap ...
Highlight ID: 1683
Nanocellulose Composites for Actuation, Sensing, and Energy Harvesting Applications|
Cellulose nanofibril films embedded with magnetostrictive particles were shown to predictably bend under a magnetic field and to change their magnetic properties under stress, making these composites potential candidates as actuators, sensors, and en ...
Highlight ID: 1643
|Gene Conservation Among
By examining the number, structure, and expression of fungal genes an international team of researchers have demonstrated conserved mechanisms of lignocellulose deconstruction. ...
Highlight ID: 1659
|Global and Regional Forest Area
Projections Using an Updated Environmental Kuznets Curve
Forest resources are critical to environmental, economic, and social development. Therefore, understanding how global forest area will evolve in the future is important. This study used an updated Environmental Kuznets Curve (EKC) model to project ...
Highlight ID: 1681
|Global and Regional Outlooks
for Planted Forest Area Based Quadratic Relationships with Per Capita
This study provides insight into the prospective planted forest area futures through the year 2100 in various countries, aggregated into major regions and the world, using the estimated quadratic relationships between per capita income and planted ...
Highlight ID: 1653
|Guide for Selection and Use of
This report describes and provides guidance for selection and use of pressure-treated wood for specific applications. ...
Highlight ID: 1663
|Improving the Tools and
Practice for Designing Moisture-Safe Wood Buildings|
FPL researchers predict the future! Will this new wood structure be safe and durable in the climate for which it is designed? ...
Highlight ID: 1673
|Investigating the Role of
Moisture in Durability of Acetylated Wood|
FPL researchers join international effort to investigate fungal decay resistance of acetylated wood ...
Highlight ID: 1675
|Life-Cycle Assessment of
Redwood Lumber Products in the United States|
This report provides a cradle-to-gate life-cycle assessment (LCA), and update to the environmental impacts associated with redwood (Sequoia sempervirens) lumber production in the United States. ...
Highlight ID: 1671
|Maleic Acid Hydrotropic Wood
Fractionation at Atmospheric Pressure|
We have developed a process using maleic acid, a FDA approved indirect food additive (21CFR175-177), for sustainable fractionating lignocellulosic biomass at atmospheric pressure, which substantially facilitates the production of lignocellulosic nano ...
Highlight ID: 1676
|Measurement of Moisture-
dependent Ion Diffusion Constants in Wood Cell Walls|
Diffusion constants of inorganic ions diffusing through individual wood cell wall layers were measured for the first time at moisture conditions below water saturation. ...
Highlight ID: 1666
|Rapid Production of High
Strength and Translucent Cellulose Nanofibril Sheets|
Conventional polymer processing equipment and food grade processing aids were used to continuously extrude high strength sheets of cellulose nanofibrils. ...
Highlight ID: 1664
|Role of leaf litter in above
ground wood decay|
FPL researchers in Wood Durability and Protection investigate the contributions of leaf litter accumulation to the decay of wood in above ground exposure. ...
Highlight ID: 1677
|Seeing is Believing: Finding
the Right Enzyme for the Job|
Scientists light up enzymes to show each one's role in taking wood apart. ...
Highlight ID: 1674
|Simple, and Effective Biobased
Water Purification Adsorbents for Arsenic and Industrial Dye Capture|
A versatile contaminant absorbent was produced using strong affinity between nanomaterials extracted from wood and waste crab shells. The result is a promising new material for water purification, offering simple, effective, and green alternatives to ...
Highlight ID: 1320
|Does Getting Old Change Juvenile Tendencies? Maps Show Wood Variability in Mature Longleaf Pine|
Juvenile wood in pines is usually shown as a central core of wood, varying little by diameter or cambial age, nested within mature wood tapering to the upper portion of the stem. The present study addresses the degree to which different representatio ...
Highlight ID: 1327
|Bats, People, and Buildings: Issues & Opportunities|
Proponents for wood as construction material cite timber as a sustainable resource, with almost limitless supply, low carbon footprint, and opportunities for reclamation. However, sustainable building design can and should consider broader issues, su ...
Highlight ID: 1334
|Development of a Heavy Timber Buckling-Restrained Brace for Tall Wood Buildings|
Recent advancements in timber technologies are pushing mass timber systems into larger commercial-scale markets where steel and concrete systems dominate the landscape. One such market, Buckling-restrained braced frames (BRBFs), is a newer type of se ...
Highlight ID: 1323
|Development of New Kinetics Models for Water Vapor Sorption in Wood|
Wood is constantly exchanging water with its environment and these exchanges control nearly all of wood's amazing properties. Research has recently shown that this process is still not understood and old models that were thought to explain these proc ...
Highlight ID: 1333
|Earthquake Resistant Cross Laminated Timber Shear Wall System|
High and mid-rise wood building are only possible because of the development of an innovative mass timber product called Cross Laminated Timber (CLT). CLT has now been commonly accepted as a new-generation engineered wood product with great potential ...
Highlight ID: 1331
|Fraud in U.S. Retail Forest Products and Forensic Capacity|
Fraud and misrepresentation in U.S. retail forest products greatly exceeds the forensic capacity to combat it. ...
Highlight ID: 1332
|Going Big with Mass Timber Protection|
Researchers are leading efforts to better understand mass timber as a next generation building material and provide safe effective protection strategies to ensure public safety and responsible forest stewardship. ...
Highlight ID: 1328
|Keeping Wood-Frame Housing Safe and Warm|
Is it okay to add exterior insulation (covering the wood sheathing) in order to make your home even more energy-efficient? FPL researchers investigate under what conditions this is safe. ...
Highlight ID: 1321
|Life Cycle Assessment of Activated Carbon from Woody Biomass|
Expanding biofuels and bioproducts production using forest biomass as feedstock contributes to not only alternatives to US fossil fuels, but also facilitates forest restoration treatments by providing new markets for management of woody biomass resid ...
Highlight ID: 1322
|Maya Gouge Made of Honduran Rosewood|
Handles for wooden tools belonging to Maya elite were crafted from high-quality rosewood. ...
Highlight ID: 1325
|Mechanism for Diffusion through Wood Cell Walls|
Diffusion through unmodified wood cell walls is via a solid polymer diffusion mechanism, which refutes the previously accepted mechanism that diffusion occurs through aqueous pathways inside of the cell walls. ...
Highlight ID: 1324
|Method for Estimating Wood Preservative Leaching|
Pressure-treated wood is widely used for construction projects in sensitive environments. This research project developed a method to estimate biocide leaching from pressure-treated wood exposed to precipitation. ...
Highlight ID: 1330
|Monitoring Moisture Levels in Mass Timber Buildings|
Detailed measurements on moisture levels in mass timber buildings in the United States are scarce. Researchers are working with Colorado School of Mines to monitor conditions in mass timber buildings in three different U.S. climates. ...
Highlight ID: 1326
|Nondestructive Assessment of Wood Members in a Viewing Tower in Potawatomi State Park, Door County, Wisconsin, USA|
The condition of a historic observation tower was assessed to determine if it could be enjoyed safely. ...
Highlight ID: 1335
|Patterns of Gene Expression Provide Insight into Wood Decay Mechanisms|
Comparative examination of gene regulation reveal significant differences among brown rot fungi when colonizing different wood species. ...
Highlight ID: 1329
|Wet Compounding of Cellulose Nanomaterials into Biodegradable Polymers|
Research at the Forest Products Laboratory has shown that cellulose nanomaterials can improve the barrier properties of polymer films, and such improvements can lead to increased shelf-life of food. However, compounding cellulose nanomaterials into t ...
Highlight ID: 1300
|Biomass Pre-Processing by Torrefaction Improves Biofuel Consistency|
Custom-made equipment fabricated for the torrefaction of wood chips now provides the sample quantities needed for application testing and quality control assessments. ...
Highlight ID: 1318
|Blast-Resistant Testing for Loaded Mass Timber Structures|
The ability of cross laminated timbers to resist nearby detonations is verified through blast testing. ...
Highlight ID: 1308
|Bonding Mixed Species for Advanced Biomaterials|
Massive composite timbers, such as cross laminated timber (CLT), are essential for tall timber buildings that require use of locally available wood resources to reduce manufacturing costs and minimize environmental impacts. This opens a potential sus ...
Highlight ID: 1314
|Economic Analysis of Making Solid Biofuels and Biochar from Forest Residues Using Portable Production Systems in the U.S.|
Higher logistic cost is one of the major bottlenecks to produce renewable power, fuel, or bioproducts from forest residues in large-scale production facilities. Smaller scale and portable production facilities that consume forest residues near to the ...
Highlight ID: 1310
|Effects of Silviculture Practices on the Engineering Properties of Northern Hardwood Species of the Lake States|
Wood quality is an important determinant of its end use and therefore its value. Recent proliferation of novel engineered wood products has created new potential uses for hardwood. However, a greater understanding of wood quality is needed to allow c ...
Highlight ID: 1302
|Examination of Historic National Park System Ship Eureka|
Researchers collaborated with the National Park Service (NPS) to examine a historic ship preserved at the San Francisco Maritime National Historical Park. ...
Highlight ID: 1305
|Giving Termites "Stomach Aches"|
Chitosan can be used to upset the microbial imbalance in the termite hindgut, leading to the establishment of three different bacterial pathogens. ...
Highlight ID: 1313
|Improving the Accuracy of Automated Instruments for Moisture in Wood|
Automated instruments are increasingly used for measuring the equilibrium moisture content of wood. Research finds that common methods have much larger errors than claimed in the literature, so researchers developed a method to improve accuracy. ...
Highlight ID: 1303
|International Research Institute Formed to Address Utilization of Plantation Grown Biomaterials|
Leading wood scientists and engineers from around the globe formed an international group to address conservation issues surrounding historic trees and structures. ...
Highlight ID: 1309
|Laboratory Evaluation of Salvaged Bridge Girders from U.S. Route 66|
Timber bridges have been in-service for nearly nine decades along Southern California's Historic Route 66 National Trails Highway. Several untreated sawn timber stringers were recently salvaged and transported to the FPL for a laboratory investigatio ...
Highlight ID: 1316
|Machine Vision Wood Identification of Endangered Tropical Woods|
Field identification of wood (screening) is the first step in a forensic workflow to combat illegal logging. Similarly, industries interested in proactively managing their supply chains to ensure only legally logged material also need access to such ...
Highlight ID: 1306
|Modifying Cellulose Nanomaterials for Wet Compounding into Polylactic Acid|
Cellulose nanomaterials (CNMs) have been demonstrated to significantly improve various properties, including mechanical and barrier performance, of polymer composites, but one of the major impediments for producing these cellulose nanocomposites is t ...
Highlight ID: 1307
|Outdoor Strain Cycling Robot Reveals Key Durability Factors for Building Sealants|
Outdoor durability testing of building sealants by autonomous robot demonstrates advantages of summer over winter installation and the dominant role cyclic strain plays in property degradation. ...
Highlight ID: 1317
|Pyrolysis and Combustion Material Properties of Naturally Heterogeneous Fuel Beds of Southern Pine Forests|
Detailed computational fluid dynamics (CFD) models for fire behavior of various live and dead foliage can benefit from the Forest Products Laboratory's detailed fundamental measurements for composition, thermal, moisture, pyrolysis, and combustion pr ...
Highlight ID: 1315
|Techno-economic and Environmental Assessments of Storing Woodchips and Pellets for Bioenergy Applications|
Storage is the critical operation within the biomass supply chain to reduce feedstock supply risks and to manage smooth year-around operations of a biorefinery or a bioenergy plant. Moreover, storage incurs the cost and produces potent greenhouse gas ...
Highlight ID: 1304
|Termite Resistance of Wood–Plastic Composites|
Wood-plastic composite (WPC) specimens were exposed to termites both in the laboratory and the field in Bogor, Indonesia. On a scale of 0 (complete failure) to 10 (sound), after 30 months field exposure, the WPC made with acetylated wood flour had no ...
Highlight ID: 1312
|Updating a Building Design Standard with Improved Criteria for Preventing Mold Growth|
A consensus standard for building design that addresses moisture control analysis was recently revised to improve the criteria for preventing mold growth. ...
Highlight ID: 1301
|Wood Adhesives at High Temperatures|
Researchers examined the performance of finger-jointed lumber to understand how it performs in fire. ...
Highlight ID: 1311
|X-Ray Methods to Observe and Quantify Adhesive Penetration into Wood|
To accelerate development of new and improved wood adhesives for engineered wood products, researchers are working to understand the optimal adhesive penetration into wood for specific products and applications. ...
Highlight ID: 1280
|A residential tornado safe room from commodity wood products|
Forest Service researchers designed a tornado safe room to be constructed from commodity wood building products and adaptable to existing homes. ...
Highlight ID: 1279
|Assessing termite impact on cross-laminated timber panels|
Forest Service and Mississippi State University researchers are in the process of determining the impact of termites found in the Southeastern U.S. on cross-laminated timber (CLT), a mass timber product entering the tall building construction market. ...
Highlight ID: 1285
|Assessing the ability of ground-penetrating radar to detect internal moisture and fungal decay|
Internal moisture and fungal decay are detected in structural bridge members using ground penetrating radar for faster evaluation of timber bridges. ...
Highlight ID: 1278
|Eco-friendly biopesticide protects wood from termites by affecting their hindgut symbionts|
Chitosan kills termites by targeting their hindgut protists rather than the termite itself. ...
Highlight ID: 1298
|Effective utilization of naturally durable wood biomass offers an overlooked source of potential wood protectants|
Forest Service researchers at the Forest Products Laboratory in Madison, Wisc., are evaluating extractives as potential next-generation wood preservatives. This bio-rational approach offers environmentally friendly alternatives to wood preservatives ...
Highlight ID: 1289
|Enabling cellulose nanomaterial commercialization|
Cellulose nanomaterials are a high-value product that can be made from low-value wood. ...
Highlight ID: 1270
|Environmental building declaration prepared using life cycle assessment|
An environmental building declaration for the Design Building on the Amherst campus of the University of Massachusetts was prepared from a whole building life cycle assessment on this first wood-concrete composite building using the emerging cross la ...
Highlight ID: 1276
|Environmental impacts on tree bark chemistry|
Evidence shows changes in tree bark chemistry from a long-term elevated carbon dioxide treatment have the potential to impact their conversion to biofuels. ...
Highlight ID: 1296
|Enzymatic conversion of xylan into valuable products.|
Xylan represents a vast store of potential value but rather than seeing beneficial use, much of this reservoir is lost in catastrophic wildfires that result in significant property loss and tragic loss of life. This Forest Service research aims to un ...
Highlight ID: 1291
|Evaluating fire-damaged components of historic covered bridges|
Arson continues to claim many historic covered bridges including the most recent one: Cedar Covered Bridge ...
Highlight ID: 1293
|Evaluating near-woods processing of post-harvest forest residues for energy production|
Forest Service researchers are evaluating the environmental viability of converting post-harvest forest residues into high-quality bioenergy products, such as briquette and torrefied briquette, as viable fossil fuel replacements using near-woods proc ...
Highlight ID: 1273
|Fire performance of CLT buildings|
Fire tests demonstrate that CLT buildings can be designed to withstand fire. ...
Highlight ID: 1295
|Genetic basis of lignocellulose degradation|
Exploiting the recent availability of fungal genomes, Forest Service researchers have developed computational approaches for the identification of key wood decay enzymes. ...
Highlight ID: 1288
|Housing markets are critical to the wood products industry|
U.S. and international housing markets are critical to the wood products industry, as new single-family units consume more value-added wood products than any other wood consuming sector. ...
Highlight ID: 1271
|Improving biopolymers for packaging applications using surface-tailored cellulose nanocrystals|
Demand is rapidly increasing for environmentally friendly packaging materials that are derived from renewable resources and are biodegradable, but many of these "green" polymers do not perform as well as traditional, fossil fuel-derived polymers. B ...
Highlight ID: 1292
|Improving experimental techniques that probe wood-moisture interactions|
Prior methods using dynamic vapor sorption instruments mischaracterized the equilibrium moisture content of wood. Equilibrium is reached after much longer times than previously claimed. This project provides a basis for methods that improve accuracy ...
Highlight ID: 1297
|Lignin coated cellulose nanocrystals Increase Shipment Temperature Strength and Allow Blown Film Production|
Wood based nanomaterials enable higher use temperatures, greater strength, and faster productions cycles of renewable plastic. ...
Highlight ID: 1283
|Local stiffness variation of paperboard examined in uniaxial tension|
Small regions of heterogeneity in paper stiffness can provide places for sheets to fail. Forest Service researchers are the first to develop methods for measuring local stiffness of paper. ...
Highlight ID: 1290
|Nanocellulose-based triboelectric nanogenerator for green and sustainable electricity generation|
Triboelectric nanogenerator fiberboard made from recycled wood fibers and functionalized cellulose nanofibril films demonstrates the possibility of efficiently converting foot traffic to electricity through a green and sustainable manner, which holds ...
Highlight ID: 1294
|New bio-based technology uses waste wood to produce high-value activated carbon|
Forest Service scientists investigated making activated carbon products from renewable woody biomass material such as forest or mill residues for technology potential and environmental benefit with a comparison to commercial coal activated carbon. Th ...
Highlight ID: 1284
|Production of cellulose nanocrystals from raw wood via hydrothermal treatment|
Hydrothermal treatment can be used for production of cellulose nanocrystals directly from green wood. Forest Service scientistsused Raman spectroscopy to better understand the molecular details of this process. ...
Highlight ID: 1286
|Rational approach for discovering new, targeted biocides for wood protection|
Forest Service researchers used a rational approach based on gene expression studies to identify a novel application of a fungicide for use in copper-based wood preservative systems. ...
Highlight ID: 1287
|Scientists discover rapid and near-complete dissolution of wood lignin by a recyclable acid hydrotrope|
A low-temperature (below water boiling point) wood fractionation process has the potential for developing disrupting technologies for sustainable and economic production of wood pulp, wood-based nanomaterials, and biochemicals. ...
Highlight ID: 1282
|Scientists study how water changes wood|
Water causes a host of wood damage mechanisms such as mold, decay, fastener corrosion, and splitting. This research elucidates how water changes wood and leads to these wood damage mechanisms. ...
Highlight ID: 1281
|Smart timber bridge on geo-synthetic reinforced soil abutments|
Forest Service researchers partnered in the construction and monitoring of an innovative bridge abutment system, developed to be lower cost and faster to construct with improved performance and durability as compared to other abutments. In addition, ...
Highlight ID: 1269
|Soy adhesives resolve two problems at once|
Lower formaldehyde emission bonded wood products can be made using plant-based adhesives through an industry-government partnership. ...
Highlight ID: 1299
|Understanding how the organization and interactions of the atoms that compose wood control its mechanical properties|
To expand the uses and efficient utilization of wood, Forest Service researchers strive to learn how manipulate its molecular-scale structure to control its mechanical properties ...
Highlight ID: 658
|Catalytic Pulping of Wood|
The kraft pulping process has been around for more than 100 years. It is cost effective and efficient but provides a low fiber yield and a complex and expensive chemical recovery process. Using oxygen activated by a transition metal catalyst has the ...
Highlight ID: 663
|Characterization of Microbial Biocatalysts in Lignocellulosic Utilization|
Bioconversion of lignocellulosic biomass would benefit from development of second generation bacterial biocatalysts. The bacterium Paenibacillus sp. strain JDR2, originally isolated from decaying sweetgum wood disks, has the ability to process a vari ...
Highlight ID: 662
|Development of Enzymes for use in Lignocellulose Processing|
The ultimate best use of lignocellulose allows for the selective extraction of defined value streams. To facilitate this, Forest Service research strives to develop new enzymes with unique capabilities in biomass processing. These new enzymes aim to ...
Highlight ID: 652
|Environmental Evaluation of Converting Post-harvest Forest Residues to Bioenergy Products|
Forest residues are a low-value byproduct of timber harvest operations that are typically burned or left to rot. Using forest residues as a bioenergy source replacing fossil fuels may decrease fossil-fuel-based greenhouse gass emissions. Accordingly, ...
Highlight ID: 654
|FPL<>Renewable, Biodegradable Polylactic Acid-Cellulose Nanocrystal Composites for Packaging Applications|
Packaging research conducted at the Forest Products Laboratory is aimed at developing fully biobased composites containing cellulose nanomaterials for packaging applications. Cellulose nanomaterials exhibit a number of interesting properties and have ...
Highlight ID: 665
|Fungi Use Multiple Strategies for Deconstruction of Woody Biomass|
A diverse array of enzymes catalyze the bioconversion of wood toward biofuels and other high-value products. ...
Highlight ID: 659
|Heat Treatment of Green Wood Accomplishes Crystal Hardening|
After centuries of study, the structure of the woody cell wall remains poorly understood. Regarding cellulose crystals in green wood, X-ray methods demonstrate the repeating structure of a crystal, but Raman Spectroscopy methods reveal a high level o ...
Highlight ID: 651
|Highly-Efficient Capillary Photoelectrochemical Water Splitting Using Cellulose Nanofiber-Templated TiO2 Photoanodes|
Among current endeavors to explore renewable energy technologies, photoelectrochemical (PEC) water splitting holds great promise for conversion of solar energy to chemical energy. Light absorption, charge separation, and appropriate interfacial redox ...
Highlight ID: 664
|Improving Moisture Durability of Forest Products Using Small-angle Neutron Scattering|
Moisture is the underlying cause of numerous durability issues in forest products, including decay, lack of dimensional stability, and fastener corrosion. An improved understanding of where and how water is absorbed in wood nanostructure will acceler ...
Highlight ID: 653
|Improving the Hydrolysis and Fibrillation of Wood Into Cellulose Nanomaterials|
Cellulose nanomaterials have been receiving an increasing amount of interest from both the scientific and industrial communities because of their interesting properties, including good strength, absorbency, and optical properties, such as transparenc ...
Highlight ID: 650
|New Model for Understanding the Fiber Saturation Point of Wood|
The fiber saturation point is a key measure of how much water can be held within wood before free water forms in empty spaces within wood structure. Forest Service researchers developed a new model to understand how bound and free water are partition ...
Highlight ID: 661
|New Test of Raw Material Quality Improves the Strength of Wood Laminates|
Plywood and laminated veneer lumber are built from wood veneers. Because the test for surface quality of the veneer was not very useful, Forest Service scientists developed a quick, easy method that tells us how to determine what veneers will make st ...
Highlight ID: 655
|Scientists Develop New Tool to Detect Internal Decay in Trees|
Through collaboration with an industrial partner, the Forest Service's Forest Products Laboratory helped develop a handheld tool to assist tree inspectors with detecting internal decay in standing trees. ...
Highlight ID: 657
|Seismic Performance of Cross-Laminated Timber Buildings|
Cross-laminated timber (CLT) buildings are becoming popular in earthquake regions of the United States, but structural engineers need new design methods. Forest Service research is striving to develop methods to design CLT buildings to six stories an ...
Highlight ID: 660
|Site-Selective Surface Modification of Cellulose Nanocrystals|
Forest Service researchers The hydrophilic surfaces of cellulose nanocrystals are synthetically converted to highly reactive functional groups. ...
Highlight ID: 656
|Using New Technologies to Improve Log Defect Detection|
Scientists from the Forest Service's Forest Products Laboratory and Northern Research Station cooperated with West Virginia University to enhance the competitiveness of the U.S. hardwood lumber industry by improving the accuracy of log internal defec ...
Highlight ID: 666
|Using Soybeans to Replace Synthetic Adhesives for Wood Bonding|
Soybeans were used to glue the first plywood but were replaced by fossil-fuel-based adhesives after World War II. Scientists at the Forest Service's Forest Products Laboratory have helped soy adhesives return to plywood and are helping to find more a ...
Highlight ID: 616
|A Knowledge-based Approach for Developing Green Building Solutions|
Scientists are using gene discovery to accelerate their understanding of copper tolerance in wood decay fungi and create green solutions for wood protection. ...
Highlight ID: 601
|Advancing Understanding of Wood Damage Mechanisms|
Forest Service researchers examined the diffusion of ions in wood using synchrotron-based X-ray fluorescence microscopy. The researchers found that there was a threshold moisture content below which diffusion does not occur. These data can help to ...
Highlight ID: 605
|Biodegradable Computer Chips Made From Wood|
The current consumable materials used in the electronics industry are neither recyclable nor sustainable. To reduce the use of expensive materials for electronics and to better protect the environment, recyclable and sustainable materials need to be ...
Highlight ID: 602
|Cellulose Nanocrystals Chemically Entrap Biocide in Wood|
Forest Service scientists evaluated naturally occurring cellulose nanocrystals (CNC) that are reported to have unique chemical properties and impart high strength were evaluated for the potential to improve durability of wood. CNC were shown to penet ...
Highlight ID: 608
|Comparison of Two Bench-scale Tests Used for Obtaining Heat Release Rate|
There is a growing demand for material properties to be used as inputs in fire behavior models designed to address building fire safety. This comparative study evaluates using the mass loss calorimeter as a low-cost alternative to the cone calorimete ...
Highlight ID: 622
|Developing the Next Generation of Forest Fire Behavior Models|
Efforts are underway to develop the next generation of forest fire behavior models, and Forest Service researchers are extending their knowledge of the fire behavior of wood materials to the realm of forest materials. ...
Highlight ID: 614
|Discovery of Cellulose Nanocrystals as Pot-life Stabilizers for Epoxy Coatings|
Waterborne epoxy coatings are high-value, sought-after environmentally friendly products in the coating industry mostly due to their ease of use, performance and low maintenance. Waterborne epoxy coatings are part of a $56 to 64 billion industry. Add ...
Highlight ID: 604
|Effects of Diet on Brood Development in the Carpenter Ant|
A Forest Service scientist fed carpenter ants an artificial diet, and variations of this diet, with nutrient components removed to examine the effects on brood development. The potential B vitamin and sterol contribution of a yeast found associated w ...
Highlight ID: 621
|Fossil Forests of Ethiopia Suggest Region's late Oligocene Climate was Wetter Than Today|
Don't believe in climate change? Check out the woods from this Oligocene forest in Ethiopia. ...
Highlight ID: 612
|High-performance Cellulose Nanocrystal Polyolefin Composites are an Attractive Filler for Polymer Composites|
Nanocellulose-polypropylene and nanocellulose-polyethylene composites exhibited the greatest improvement ever reported for such composites made with unmodified cellulose nanocrystals (CNC). Therefore, addition of biorenewable CNCs to the over 50 mill ...
Highlight ID: 618
|How Does Wood Decay Start?|
How do fungi rot wood? Using new tools, fluorescent dye attached to tiny beads, and laser confocal microscopy, Forest Service scientists were able to follow oxidation on a microscopic level. The information is helping them zero-in on the chemicals fu ...
Highlight ID: 600
|Identifying Unusual or Poorly Known Decay Fungi|
Most wood inhabiting fungi are essential to sustain healthy forests and biodiversity, but a few cause serious diseases. Correctly identifying species and understanding their relatedness is a powerful predictive tool for evaluating beneficial and pote ...
Highlight ID: 620
|Imaging Wood Chemicals in Three Dimensions|
For the first time, chemicals in wood were visualized in 3-dimensions. This advance in chemical analysis will help clarify scientists' understanding of wood architecture, strength properties, durability, and cell wall deconstruction for conversion of ...
Highlight ID: 617
|Managing Moisture in Energy-efficient Wall Systems|
Moisture durability is critical for design and construction of energy-efficient buildings. Field measurements of moisture characteristics for highly insulated walls in mixed-humid climates are lacking. Researchers from the Forest Service's Forest Pro ...
Highlight ID: 615
|Opening the Forest Canopy Slows Leaf Decomposition and Nutrient Cycling|
Forest canopies are opened by thinning, logging operations, and storms. Results of a simulated hurricane experiment showed canopy opening had the greatest effect in slowing leaf decomposition and nutrient release. Losses of nitrogen to ground water o ...
Highlight ID: 609
|Potential Impacts of Climate Change on Tree Bark|
Evidence shows changes in bark chemistry from an elevated carbon dioxide treatment applied to sweetgum trees. ...
Highlight ID: 613
|Protein Structure and Biochemical Characterization of a Novel Functioning Xylanase|
Scientists identified and characterized a xylanase with unique function that may have applications in processing of woody biomass substrate. ...
Highlight ID: 611
|Temperate and Boreal Fungi Less Sensitive to Climate Change than Tropical Fungi|
Beneficial fungi that help tree roots obtain nutrients from soil are less sensitive to climate in temperate and boreal forests than in tropical forests, but the same is true for root pathogens. ...
Highlight ID: 606
|Understanding Impacts of Ventilation on Moisture Levels in Homes|
"Build tight, ventilate right" is good for reducing energy use in homes. Ventilation can also change the moisture levels in homes, affecting both human comfort and structural durability. A Forest Service scientist investigated how to predict changes ...
Highlight ID: 607
|Understanding Soil Gas Entry Into Homes|
Your home sits on the ground, and hence is influenced by soil gas that can add both moisture and radon to your indoor air. A Forest Service scientist investigated how much moisture enters a home through soil gas infiltration, and what physical factor ...
Highlight ID: 603
|USFS Termiticide Report for 2014|
The most recent efficacy data for termiticides currently on the market were reported as part of the USDA Forest Service Termiticide Testing Program. This report allows consumers and applicators nationwide to examine the relative performance of these ...
Highlight ID: 619
|Using Raman Spectroscopy to Analyze Wood, Cellulose-Nanomaterials, and Their Composites|
Raman spectroscopy provides information based on molecular vibrations and is well-suited to analyze wood and cellulose-nanomaterials. Using a recently developed method to determine the fraction of cellulose that is in a crystalline region, this resea ...
Highlight ID: 610
|Wood Decay Fungus Forms Toxic Organohalogen Crystals in Mesquite|
A Forest Service scientist identified toxic organohalogen crystals formed by fungi in decaying mesquite. Charcoal production and forest fires in the Southwest could release significant quantities of this compound into the atmosphere. ...
Highlight ID: 582
|3D Engineered Panels from Laminated Paper Composites have Broad Potential|
Forest Service researchers are studying the use of high-strength laminated paper composite material as a low-cost replacement for aluminum and synthetic fiber-based composite panels for a variety of applications. Through proper three-dimensional engi ...
Highlight ID: 579
|A "Smart Sponge" Soaks Up Pollutants|
This "smart sponge" is one of a number of applications under development for the tiny wood fibers known as cellulose nanofibrils (CNF). The fibers possess a number of unique properties including renewability, high surface areas, high aspect ratios, a ...
Highlight ID: 583
|Assessment Manual for Timber Structures Helps Building Inspectors|
The Wood and Timber Condition Assessment Manual is an extremely valuable resource for wood design professionals. Forest Service scientists are leading experts in this field and are the "go-to source" for information regarding condition assessment. T ...
Highlight ID: 578
|Cellulose Nano-enabled Products: Applications and Volume Estimates|
Cellulose nanomaterials are the next big (albeit, small) thing in wood. They can be combined in numerous ways to change the way many products work. This research identified potential end product markets and provided estimates of the potential demand ...
Highlight ID: 580
|Enhancing High-Performance Plastics with Nanocellulose|
Forest Service scientists are using nanocellulose to improve the performance of engineering plastics. By applying advanced processing methods, the scientists are able to temporarily reduce the melting point of the engineering plastic so that nanocell ...
Highlight ID: 586
|Inspection Protocols Help Preserve Ancient Chinese Structures|
Forest Service scientists worked with Chinese scientists and engineers to develop inspection procedures to aid in the preservation and restoration of historically significant wood structures. ...
Highlight ID: 589
|Intumescent Coating for Fire Protection of Structures|
After years of development by industry, Forest Service scientists conducted specialized fire tests to prove the value of intumescent coating for fire protection. They developed a hot metal test to verify the superiority of commercial intumescent coat ...
Highlight ID: 588
|New Insight into Wood Damage Mechanisms|
Wood fails because bad things start to happen when wood gets wet. Dimensional stability, mold growth, fungal attack, fastener corrosion, all are caused by fluctuations in moisture or an abundance of moisture in the wood. This research presents a new ...
Highlight ID: 577
|Novel Technology Uses Waste Wood to Make Bioenergy while Sequestering Carbon|
Wood companies need high-value uses for wood residues. A new technology developed by Forest Service researchers and their partners converts wood residues into high-value products such as biochar while producing bioenergy. The researchers are measurin ...
Highlight ID: 581
|Possibilities and Pitfalls of Computer Simulation for Building Moisture Analysis|
Moisture problems are much less expensive to correct in the building design phase than after the building is constructed. Computer-based simulation tools allow designers to gauge the risk of moisture problems. Although simulation can be useful as a d ...
Highlight ID: 587
|Short Cellulose Nanofibrils Reinforce Aligned Polyvinyl Alcohol Fibers|
Cellulose nanomaterials have recently gained much attention for their potential use for reinforcing polymers and for use in functional materials. Forest Service researchers developed procedures for creating short cellulose nanofibrils (CNFs) that are ...
Highlight ID: 585
|The Xylotron: A Field-Deployable Machine-Vision Wood Identification System|
The Xylotron is a machine-vision-based wood identification system that uses a custom-designed wood imaging device (the Xyloscope), image analysis, and statistical processing software run from a laptop/netbook. With it, users can identify over 150 spe ...
Highlight ID: 584
|Wood Flour Extraction Improves Moisture Performance of Wood-Plastic Composites|
Improving the moisture performance of wood-plastic composites provides a potential avenue toward improving the product's overall durability. Forest Service scientists evaluated methods for pre-treating the wood flour before incorporation into the pla ...
Highlight ID: 449
|Ceramic-Like Thermal Expansion Obtained from Cellulose Nanocrystal Films|
One of the unique properties of cellulose nanocrystals (CNC) are their low dimensional change with changes in temperature. Understanding the role and mechanism associated with thermal expansion within CNCs and CNC composites is important to a variety ...
Highlight ID: 445
|Common Button Mushroom Studied for Key Role in Recycling Carbon|
Recent genome studies of Agaricus reveal specialized adaptations to litter- and soil-rich environments which may be used to remediate contaminated soils. ...
Highlight ID: 442
|Creating Advanced Graphene Material from Lignin|
Graphene materials are produced from carbon containing compounds by physical, thermal, or chemical process in either the gas, liquid, or solid phase. Forest Service scientists and their partners at Mississippi State University are working together to ...
Highlight ID: 438
|Desk Reference on Fastener Corrosion Created for Engineers|
Fastener corrosion is a design consideration when building exterior wood structures. Forest Products Laboratory researchers recently developed a desk reference for fastener corrosion with wood to help engineers select appropriate construction materia ...
Highlight ID: 437
|Enzyme Combo Results in Bioplastics Composite|
Developing bioplastics as a means of moving away from non-renewable, petroleum-based products has many economic and environmental benefits. Researchers at the Forest Products Laboratory recently developed a new way to produce furylglycolic acid (FA), ...
Highlight ID: 433
|Keeping America's Historic Covered Bridges Safe for Vehicular Traffic|
The Forest Products Laboratory, in partnership with the Federal Highway Administration and the National Park Service is sponsoring a comprehensive research program on Historic Covered Timber Bridges in the United States. This national program's main ...
Highlight ID: 443
|Nanocellulose Gels Spun Into Continuous Fibers for Use in Advanced Composites|
Forest Service scientists worked with the University of Wisconsin to spin nanocellulose gels into continuous fibers so that they can be used more efficiently in advanced composites. The researchers are optimizing the spinning process and investigatin ...
Highlight ID: 436
|New Acoustic Technology Evaluates Wood Quality of Standing Trees|
Lack of techniques to assess the quality of standing trees results in inefficient allocation of timber resources and also limits the ability of forest managers to grow high-quality wood with appropriate silvicultural treatments. To address the proble ...
Highlight ID: 444
|New Method Measures Localized Stiffness of Thin Paper Materials with a Single Test|
Forest Products Laboratory researchers have developed a method to measure localized stiffness of thin paper materials with a single test. Although developed for use on problems in the paper industry, this equipment and analysis are equally useful for ...
Highlight ID: 447
|New Process Fabricates Efficient Reclyclable Solar Cells Using Natural Substrates|
Solar cells fabricated on optically transparent cellulose nanocrystal (CNC) films reach a power conversion efficiency of 2.7 percent, an unprecedented figure for cells on substrates derived from renewable raw materials. Additionally, these solar cell ...
Highlight ID: 451
|Panels Made from Wood and Recycled Fibers Go To Hollywood and Around the World|
The Forest Service's Forest Products Laboratory is moving sustainable structural panel forming technology from the laboratory to commercial reality. The laboratory is working with Noble Environment Technologies of San Diego through a cooperative rese ...
Highlight ID: 441
|Redwood Decking is a Good Choice for the Environment|
Building products produce emissions throughout their lifespan, from harvest and manufacturing to use and final disposal. Using building products with low emissions, including greenhouse gases, will mitigate climate change. From cradle-to-grave, redwo ...
Highlight ID: 450
|Removing Organic Compounds from Water with Reusable Nanofiber Films|
Researchers produced films for water decontamination using cellulose nanofibers as a matrix material for the suspension of photocatalytic nano particles. ...
Highlight ID: 446
|Research Demystifies Wood Decaying Fungi|
Newly sequenced fungal genomes provide insight into the enzymatic conversion of wood into high value products. ...
Highlight ID: 452
|Researchers Determine the Structure of Bacterial Protein Involved in Biomass Conversion|
Researchers structurally characterized a bacterial protein involved in biomass degradation. The knowledge obtained from this novel protein suggest that it may function better than comparable enzymes in targeting complex lignocellulosic biomass. ...
Highlight ID: 448
|Scientists Determine Critical Factors that Caused Peroxide Explosion in Paper Mill|
In 2001, a peroxide bleach stage at a paper mill in Evadale, Texas, exploded, rupturing two bleaching towers, destroying a pump, and propelling fragments over 800 yards in all directions. There were no fatalities in this incident, but unfortunately, ...
Highlight ID: 434
|Scientists Study True Longevity of Timber Highway Bridges|
Do timber bridges last longer than concrete or steel bridges in similar climates This national project aims to generate more reliable data about the true longevity of timber bridges in the U.S. and allows for more accurate life-cycle assessments in t ...
Highlight ID: 432
|Study Analyzes Construction Trends to Determine Wood's Potential|
By analyzing construction trends from 2011, Forest Service researchers at the Forest Products Laboratory found that the opportunity exists for a nearly three-fold increase in the use of wood building materials in new low-rise nonresidential buildings ...
Highlight ID: 435
|Success of Wood Veneers Influenced by Harvesting Season and Temperature: Plywood Performance and Failure: A New Understanding|
Cooperation with Finnish researchers results in new understanding of relationships between veneer processing, veneer properties, and product failure. ...
Highlight ID: 440
|Traditional Grading System Updated for Structural Lumber|
The Forest Products Laboratory has traditionally provided unbiased information on the properties, characteristics, design, and use of structural wood products to groups and agencies that develop or control standards for ensuring public safety and hea ...
Highlight ID: 439
|Wood Construction Goes Beyond Its Traditional Roots|
As interest in sustainable building options continues to grow. Wood construction is going beyond its traditional roots in housing and expanding into mid-rise, high-rise, and non-residential applications. To support this trend, a new U.S. guide for th ...
Highlight ID: 453
|Wood-Plastic Composites Improved with Fiber Pre-Treatment|
Scientists determine the dimensional stability of wood-plastic composites can be improved by treating wood sawdust and particles derived from beetle-killed trees with potassium methyl siliconate before incorporating the wood into high-density polyeth ...
Highlight ID: 25
|America's Iconic Covered Bridges Documented With As Built Records|
Laser scanning technology provides details of historic covered timber bridges ...
Highlight ID: 8
|Cellulose Nanofiber Composites Can Serve as Substrate for Flexible Electronics|
Transparent films made from cellulose nanofibers have low thermal expansion and the potential to serve as a foundation for flexible electronics. ...
Highlight ID: 13
|Cone Calorimetry Takes Center Stage in Evaluating Fire Retardancy of Wood Products|
Evaluations of cone calorimeter tests are now documented in handbook ...
Highlight ID: 1
|Do Not Blame Adhesives When Veneers Are Guilty|
Perfectly good adhesives may be wrongly discarded after failing a performance test when in actuality the veneer caused the failure. ...
Highlight ID: 26
|Economic Model Predicts U.S. Forest Product Markets and Timber Demand Trends|
Model provides insights on how U.S. competition and trade in forest products could be affected by expanded global use of wood for energy in future decades ...
Highlight ID: 22
|Forest Service Continues To Make a Better Postage Stamp|
Latest research reduces the environmental effect of stamp materials ...
Highlight ID: 9
|Hidden Lives of Wood Decay Fungi Uncovered by Genome Sequencing|
The decoded genomes of 12 species reveal a complex repertoire of proteins involved in the deconstruction of key polymers within wood cell walls ...
Highlight ID: 23
|Making the Most of Beetle-Killed Trees|
New manual gives land managers a variety of options for beetle-killed trees ...
Highlight ID: 4
|Metal Core Nanoparticles Created From Wood Char, a Bioenergy Byproduct|
Shell-encapsulated metal core carbon nanoparticles have potential applications in magnetic data storage, xerography, drug delivery, and as a catalyst in other chemical reactions ...
Highlight ID: 7
|Natural Wood Durability Studied to Estimate Wood's Performance|
Naturally occurring chemicals in some wood species make them more durable against deterioration ...
Highlight ID: 14
|New Cellulose Nanomaterials Pilot Plant Keeps Up With Market Demand|
Materials are being supplied to three government agencies and six partner universities to accelerate the development of advanced cellulose-reinforced composites, and printed, flexible electronic circuits and products ...
Highlight ID: 5
|New Drying Process Gives Black Locust Wood Exotic Appearance|
Heat treatment that prevents discoloration increases uses of this fast growing wood ...
Highlight ID: 10
|New Guide Advises Treatments and Technologies To Protect Historic Wooden Bridges|
Forest Service and university researchers collaborate to evaluate methods of protecting wooden bridges from fire and biodegradation. ...
Highlight ID: 3
|New SPORL Process Efficiently Converts Biomass to Sugars and Ferment|
Preliminary laboratory evaluation confirms the high performance of the SPORL process for pretreatment of Douglas fir ...
Highlight ID: 11
|Novel Yeast Makes Bioconversion Faster and Less Expensive|
Faster, cheaper biofuel production is possible for commercial use ...
Highlight ID: 28
|Partnership Produces 3D (3-Dimensional) Engineered Fiberboard Panels|
Naturally bonded boards can use fibers produced from a variety of renewable sources including wood from forest thinnings and recycled paper fibers ...
Highlight ID: 24
|Scientists Find the Achilles' Heel of Wood Fungi Tolerance to Preservatives|
Inhibiting the enzymatic pathway in copper tolerant brown rot fungi can block its tolerance of commercial wood preservatives ...
Highlight ID: 15
|Water Freezing in Wood: How Low Can It Go|
The freezing and melting of water in wood gives clues about how water bonds to wood during processes such as wood decay and fastener corrosion ...
Highlight ID: 2
|Wood Can Last for Centuries if Protected From Moisture|
Report dispels myths about wood construction through proper information that educates and empowers the public ...
Highlight ID: 6
|Wood-Plastic Composites Are More Desirable With Fire Retardant Treatments|
Wood-plastic composites treated with fire retardants addresses fire concerns in the wildland-urban interface ...
Highlight ID: 12
|Wood-Plastic Composites Improved with Glass|
Adding microsized glass particles to wood-plastic composites creates a less dense but stiffer material for use in a variety of building applications ...
Highlight ID: 284
|America's Historic Covered Timber Bridges|
Covered wooden bridges proliferated in the United States in the mid-nineteenth century. Today an estimated 800 covered bridge structures remain as cherished links to the technological heritage of the United States. The through-truss designs vary from ...
Highlight ID: 301
Cellulose nanocrystals are ultra-small rod-like reinforcement material that can be extracted from trees, plants and some sea animals. This new technology has potential benefit to a variety of cellulose based industries such as paper, packaging, texti ...
Highlight ID: 302
|Colony collapse of Eastern subterranean termites|
Termite colonies in laboratory and field tests were rapidly eliminated using a trap, treat and release method with commercial termite toxicants and a patented termite bait developed at the Forest Products Laboratory. Characteristic changes occurred i ...
Highlight ID: 278
|Corrosion of metals in wood|
Corrosion data are necessary for the safe design and construction of wood decks and patios. Previous research was unable to calculate corrosion rates because the surface areas of threaded fasteners are difficult to calculate. This work builds upon ...
Highlight ID: 279
|Develop thermal verification guidelines for firewood heat treatment|
To stop further spread of the Emerald Ash Borer (EAB), the USDA Animal and Plant Health Inspection Service (APHIS) has enforced a heat treatment process for the U.S. firewood industry to heat sterilize all hardwood firewood before it can be shipped o ...
Highlight ID: 289
|Developing a fire model for homeowner-sized plats - Protecting lives and properties through proper selection of building and landscape materials|
This research is directed to development of fire growth model for the homeowner sized plat that would guide the user on better and aesthetic selections of building and landscaping construction to significantly reduce impact of an encroaching wild lan ...
Highlight ID: 290
|Developing tools to assess mechanical properties of wood cell walls|
Nanoindentation is a tool capable of probing mechanical properties at the sub-micrometer level, such as in wood cell walls, individual components in a wood-based composite, coatings, adhesive bondlines, etc. However, conventional nanoindentation meth ...
Highlight ID: 291
|Durable wood product evaluations|
In an effort to reduce the amount of time required to obtain meaningful durability data for wood products, it has become widely accepted to use smaller specimens in field tests. Smaller specimens generally yield faster results but tests comparing sma ...
Highlight ID: 280
|Elucidating Covalent Bond Formation and Cleavage in Wood|
A new technique has been developed to monitor structural changes in the polymers present in wood cell walls. This allows researchers, for example, to look at how brown rot fungi attack lignin structures when the fungi degrade cell walls. It has also ...
Highlight ID: 303
|Engineering and Economic Modeling of Biofuels Production|
FPL researchers developed a flexible and customizable computer model that allows users to do a preliminary evaluation of the feasibility of incorporating a biomass gasification plant into an existing pulp mill. The user can model the biomass gas pro ...
Highlight ID: 281
|Evaluating the environmental impact of building material recovery and reuse|
Within the green building and sustainable construction fields, there is a growing movement to recover and reuse building materials in lieu of demolition and landfill disposal. Reuse has several benefits including reducing carbon footprint, conserving ...
Highlight ID: 282
|Heat treating wooden ammunition pallets for invasive species|
Wood pallets serve as support for munitions loads and other military supplies transported within the continental U.S. and internationally. Despite this integral transport function, wood pallets have been identified as a major pathway for the introduc ...
Highlight ID: 283
|High Performance nano-Cellulose Composites|
Cellulose nano-crystals (CNC) and cellulose nano-fibrils (CNF) provide strength properties equivalent to Kevlar and can be used in optically clear applications like composite windshields. The Forest Products Laboratory is supporting a project at the ...
Highlight ID: 304
|Integrating the Production of Nanofibrillated Cellulose and Biofuels|
FPL researchers have demonstrated a method of integrating the production of cellulose nanofibers and biofuels. Such a strategy is expected to improve the economics and reduce the financial risks associated with producing nanocellulose and biofuels fr ...
Highlight ID: 285
|Labeling Wood Products Based on Environmental Impacts - Helping consumers make sustainable choices|
Environmental product declaration (EPD) is a summary of the environmental impacts associated with producing and using a product or service. An EPD is based on a life cycle assessment (LCA) and can be used to compare products on an equal basis. EPDs a ...
Highlight ID: 305
|Lumen filling and sol-gel reinforcement of the wood cell wall|
FPL researchers used a two-prong strategy to enhance weathering properties of wood. This dual treatment showed promise in protecting wood against the combined effects of sunlight and moisture. ...
Highlight ID: 286
|Moisture Control in Crawl Spaces in Louisiana|
Builders and homeowners in the Gulf Region often ask how to insulate a crawl space to avoid moisture problems. The Forest Products Laboratory (FPL), in cooperation with Louisiana State University Agricultural Center, monitored conditions in a dozen h ...
Highlight ID: 287
|Nonresidential Building Construction in the United States,|
The construction of low-rise nonresidential buildings is an important market for lumber, structural and nonstructural wood panels, and engineered wood products. Consumption in 2008 was substantially higher than in 2003, and helped maintain solid wood ...
Highlight ID: 306
|Pretreating Wood Chips for Manufacturing Medium Density Fiberboard|
FPL researchers studied how pretreating wood chips before manufacturing medium density fiberboard affected both the end product and the amount of carbohydrates extracted as a potential resource for biofuels or bio-based chemical production. ...
Highlight ID: 307
|Producing Value-Added Composite Panels from Aspen Slash Wood|
The disposal of forest thinning residue is a concern when looking at sustainable forest management. Researchers found this material could be a valuable resource for commercially available structural panel products. ...
Highlight ID: 308
|Rice Straw Particleboard|
There has recently been a revival of interest in using agriculture residues to produce particleboards and other composite panels due to competition for wood raw materials and for economical and environmental considerations. This study looks at the ef ...
Highlight ID: 288
|Softening of Biomass and Its Effect on Fuel Pellet Production|
Biomass such as torrefied wood or wheat straw are of increasing interest as fuel but are difficult to pelletize. Researchers are investigating the softening behavior of these materials to improve the pelletization process. ...
Highlight ID: 309
|Soy-based Adhesives for Wood Products|
Soy-based adhesives developed at FPL have been commercialized and allow wood manufacturers to replace adhesives based on fossil fuel with biomass-based adhesives. ...
Highlight ID: 322
|Technology Transfer in Action|
FPL-developed panels made from forest residuals, recycled fiber, and agricultural by-products are being commercialized by two start-up companies. ...
Highlight ID: 154
|A percolation model for water and electrical conduction in wood with implications for durability|
Recently, researchers at the Forest Products Laboratory and University of Wisconsin have developed a new model of electrical conduction in wood that provides a good fit to experimental data, offers insight into the mechanism of conduction, and integr ...
Highlight ID: 162
|An Innovative Method for Determining Moisture Gradient of Wood Products|
Changes in moisture content of wood-based composite materials can lead to linear expansion and, more specifically, hygroexpansion. This can cause severe internal stresses resulting in deformities and defects such as warping, surface checks, and honey ...
Highlight ID: 191
|Cellulose Nanocrystals: Novel Templates for the Synthesis of Nanostructures|
Harvesting the properties of widely available natural biopolymers for the design of novel systems in nanobiotechnology has been largely ignored in favor of other biological molecules, such as proteins, viruses, or DNA. A joint research effort between ...
Highlight ID: 170
|Centennial Edition, Wood Handbook—Wood as an Engineering Material|
The Wood Handbook—Wood as an Engineering Material serves as a primary reference document for a wide variety of users-from the general public through architects and design engineers who use wood in highly engineered structures. ...
Highlight ID: 189
|Characterizing cellular properties in wood to better understand bulk wood properties|
A current aim in forest products research is to efficiently modify wood to tailor it for specific end uses, such as hardening softwoods for flooring or softening wood in pretreatments for biorefineries. ...
Highlight ID: 163
|Effects of Press Sizes on Internal Steam Pressure during Particleboard Hot-Pressing Process|
Internal steam pressure produced during the hot-pressing cycle in particleboard production is critical to the newly developed bond strength that will determine the overall performance of particleboard. The difference between the accumulation of inter ...
Highlight ID: 173
|Elucidating Covalent Bond Formation and Cleavage in Wood|
Working with a group at the University of Wisconsin-Madison, Department of Biochemistry, FPL researchers have discovered mechanistic details behind some long-standing theories of wood adhesion and brown-rot fungal decay. Firstly, solution-state nucle ...
Highlight ID: 188
|Engineering Standard for Moisture Control in Buildings|
ANSI/ASHRAE Standard 160-2009, Criteria for Moisture-Control Design Analysis in Buildings, was published in May 2009. This engineering standard was developed over the past 13 years by an international committee chaired by an FPL scientist. The standa ...
Highlight ID: 159
|Estimation of environmental emissions associated with U.S. production of lumber and wood panel products including harvesting, forest regeneration, transport and manufacturing|
Life-cycle research on wood products plays a vital role in developing strategies for mitigating climate change. The main driving force behind climate change has been the release of greenhouse gases such as carbon dioxide (CO2) into the atmosphere. Un ...
Highlight ID: 161
|Evaluation of Various Fire Retardants for Use in Wood Flour/Polyethylene Composites|
Wood-plastic composites (WPCs) represent a class of materials increasingly used in residential construction and furniture-making. The fire performance of WPCs is not well understood, however, and there is little information regarding the effectivenes ...
Highlight ID: 165
|Fabrication Utilization of Recycled Fiber/Agricultural Fiber Panels and Exhibit|
The Forest Products Laboratory's research using anaerobically digested agricultural waste fibers combined with recycled paper fibers to make structural panels was selected by a prominent design firm for use as the main fabrication material for the Su ...
Highlight ID: 178
|Fast Forward' Genetics for Renewable Fuels|
Researchers at the Forest Products Laboratory used mutagenesis, strain selection and genetic manipulation over a period of seven years to develop improved strains of yeasts that will produce renewable fuel (ethanol) from wood residues. ...
Highlight ID: 185
|Heat Sterilization of Firewood for Thermal Eradication of Emerald Ash Borer|
FPL researchers have led a joint research effort with USDA APHIS and state regulatory staff to evaluate various heat treatment options and heating times for ash firewood and help firewood industry to successfully implement the heat treatment process ...
Highlight ID: 158
|History of lumber submissions under ASTM D 1990 since the North American In-Grade testing program|
The North American In-Grade Testing Program, begun in the mid-1970s, tested more than 70,000 full-size specimens of North American production lumber representative of the total specimen population throughout the geographic range of production. Forest ...
Highlight ID: 186
|Identification of economically significant death-watch and spider beetles in Wisconsin|
Two widely distributed beetle families, the death-watch (Anobiidae) and spider beetles (Ptinidae), include a number of economically significant species which cause damage to wooden materials and/or stored products. Distribution and abundance of sever ...
Highlight ID: 160
|Improved Composites from Wood Flour and Mixed Plastics|
In a cooperative project with Louisiana State University, Forest Products Laboratory researchers have used crosslinking technologies, commonly used in the cable coating industry, to optimize the performance of composites of mixed plastics and wood fl ...
Highlight ID: 156
|Improving Accelerated Testing of Durable Wood Products|
Durable wood products such as posts, poles and timbers are expected to resist decay and termite attack for several decades. Testing the durability of new types of wood products is challenging because it is impractical to conduct tests for more than a ...
Highlight ID: 174
|Increasing the Value of Slash by Use in Oriented Strand Board|
The project takes a closer look at chunkwood processing first developed in 1977 at the Northern Research Station lab in Houghton, MI. Branches and tree tops as small as 2 inch diameter are cut to 5 inch length, debarked, sliced into veneer chips and ...
Highlight ID: 153
|Modeling indoor humidity in homes|
Indoor humidity levels in a home influence not only occupant comfort and indoor air quality but also the durability of the building, especially in cold climates. Researchers at the Forest Products Laboratory undertook a critical assessment of the lit ...
Highlight ID: 152
|Natural fumigants protect wood against termites|
Forest Products Laboratory researchers discovered that essential oils from some common plants such as dill, rosemary and lemongrass can be used as fumigants to kill termites. ...
Highlight ID: 187
|North America's pellet sector|
The U.S. Forest Products Laboratory's nationwide mission to assess the wood sector's status and trends placed this research within its sphere. In collaboration with the Endowment for Forest Communities, through the University of Tennessee, a comprehe ...
Highlight ID: 164
|Particleboard Panels Manufactured from Rice Straws of Different Geometries|
Faced with worldwide shortages of forest resources, environmental pollution and waste of biological resources resulting from field burning of rice straw and other agriculture residues, there has been a revival of interest in using rice straw and othe ...
Highlight ID: 179
|Performance of Wood Structural Systems in Earthquake Zones|
FPL scientists were actively involved in field assessments of low-rise structures, particularly wood structures, looking for seismic and tsunami damage in Concepcin, San Pedro de la Paz, Talcahuano, and Dichato. Presentations were made to Chilean woo ...
Highlight ID: 157
|Public Access to Actual Data Files for Cone Calorimeter Tests of Wood Products|
The cone calorimeter test is a fire test used internationally for research and development of new fire retardants and to provide input data to models for predicting the reaction of building materials to fire and the spread of a fire within a building ...
Highlight ID: 171
|Recalculating the Decay Hazard Index|
Climate index values for estimating decay hazard to wood exposed outdoors above ground, commonly known as Scheffer index values, were calculated for 280 locations in the United States (270 locations in the conterminous United States) using the most c ...
Highlight ID: 175
|Scale-up of cellulose nano material production|
There is considerable research internationally on cellulose nano-materials as reinforcement fibers for high strength composites. A persistent problem has been unavailability of cellulose nano-crystals (CNC) and nano-fibrillated cellulose (NFC), the r ...
Highlight ID: 190
|Sol-gel technology to enhance performance properties of wood or wood fiber|
With support from industry partners, FPL researchers are developing new sol-gel technologies to enhance performance properties of wood or wood fiber. Sol-gel technologies are wet-chemical techniques that are widely used in the fields of materials sci ...
Highlight ID: 172
|Soy-Based Adhesives Provide Wood Composites That Meet California Emission Standards|
Ashland- Hercules, working cooperatively with the Forest Products Laboratory, have developed these soy adhesives and have commercialized them for interior plywood, engineered wood flooring and particleboard. This technology also allows wood manufactu ...
Highlight ID: 155
|Termite Eradication: A search for the Holy Grail|
Regarding Wisconsin termines, laboratory tests were initiated to evaluate transfer of a number of different dusting compounds to un-dusted colony mates with varied results. ...
Highlight ID: 176
|Water, Air, and Soil|
Forest fungi perform an essential role in recycling woody plant debris and have many potential applications in biotechnology. In 2009, a Forest Products Laboratory chemist worked for ten months as a Senior Fulbright Awardee at the International Gradu ...
Highlight ID: 177
|Wood decay enters new era of genomics research|
Over the past decade, research collaborations between the Department of Energy's Joint Genome Institute (JGI) and the Forest Products Laboratory (FPL) have resulted in major advances on understanding the fundamental genetics of the fungi responsible ...