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217 Results for 'Clean Technology'
PAGE 8 OF 9
Technology
Method and System for Retrieving Information from Wireless Sensor Nodes
Wireless sensing technology provides an unprecedented ability to monitor the physical environment by using a network of cheap sensor nodes. Current approaches to extracting information from a wireless...
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Akbar Sayeed, Thiagarajan Sivanadyan | P06177US
Technology
More Efficient Ethanol Production from Mixed Sugars Using Spathaspora Yeast
Ethanol obtained from the fermentation of grains and sugars is being blended with gasoline to bolster dwindling petroleum supplies. The alcohol increases combustion efficiency and octane value, and ca...
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Thomas Jeffries, Tanya Long, Yi-Kai Su, Laura Willis | P110227US02
Technology
Low-Temperature, Corrosion-Resistant Integrated Metal Coatings to Improve Efficiency of Coal Plants
In 2008, coal-fired power plants generated 49 percent of electricity consumed in the U.S., more than twice that of any other energy resource. Coal is an important fossil fuel because world coal r...
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John Perepezko, Ridwan Sakidja | P08213US
Technology
More Efficient Production of Polymer Chemical from Biomass Glucose
Beyond its fuel potential, biomass is poised to supplant nonrenewable sources in the production of important building block chemicals. One such intermediary is 5-hydroxymethylfurfural (HMF), a primary...
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James Dumesic, Yomaira Pagan-Torres, Brent Shanks, Tianfu Wang | P120054US01
Technology
Method to Produce Sorbic Acid and Pentadiene from Renewable Biostock
Sorbic acid has been used extensively as a preservative in a vast array of food. The benefits of sorbates as food preservatives are two-fold: sorbates inhibit a wide spectrum of bacteria, yeasts and m...
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James Dumesic, Mei Chia | P100264US01
Technology
Genes for Xylose Fermentation, Enhanced Biofuel Production in Yeast
Efficient fermentation of cellulosic feedstocks is an essential step in the production of biofuel from plant materials. Glucose and xylose are the two most abundant monomeric carbohydrates found in he...
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Audrey Gasch, Dana Wohlbach | P100245US03
Technology
Method and Electrocatalyst to Efficiently Produce Hydrogen Fuel over a Broad, Acidic pH Range
The desire to store renewable energy such as solar or wind energy in the form of hydrogen gas, which could substitute for non-renewable fossil fuels, is driving the development of effective water oxid...
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Shannon Stahl, James Gerken | P110007US02
Technology
Photovoltaic Capacitor for Direct Solar Energy Conversion and Storage
Significant research is conducted to improve the efficiency and reduce the cost of energy generated by renewable resources. Existing photovoltaic cells and conventional photoelectrochemical cells conv...
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Hongrui Jiang, Chensha Li, Chi-Wei Lo | P100342US01
Technology
Improved Method for Converting Biomass into Levulinic Acid for Renewable Fuel Sources
Increasing crude oil prices and concerns with sustainability have led to a growing interest in producing chemicals and fuels from renewable sources. A major focus for the replacement of petroleum feed...
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Troy Runge | P110356US01
Technology
Reducing Overpotential Needed to Create Hydrogen by Water Electrolysis
Thermodynamically, a specific voltage is required to split water into hydrogen and oxygen. In practice, the actual potential required to oxidize water is greater than the thermodynamic potential. The ...
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Marc Anderson, Kevin Leonard | P100192US01
Technology
New Rheometer and Method for Efficiently Measuring Yield Stress in Biomass
The finite nature of fossil fuels along with rising oil prices has prompted a need for alternative fuel sources. One alternative involves the conversion of biomass materials into biofuel. But current ...
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Daniel Klingenberg, Joseph Samaniuk, Thatcher Root, Charles Scott | P110311US01
Technology
A Method of Modifying Lignin to Improve Biomass Utilization
Lignin is a complex, heterogeneous polymer found in all vascular plants. It rigidifies plants and plays a crucial role in water transport.
However, lignins are effectively indigestible and interfere...
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John Ralph, John Grabber | P100199US02
Technology
Cheaper Process Converts Biomass into Furan Derivatives like Furfural & HMF
New, renewable sources of transportation fuel and commodity chemicals are needed to meet continuing demand. Biomass has tremendous potential as a renewable resource for the production of fuels and che...
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James Dumesic, Jesse Bond, David Martin Alonso, Thatcher Root, Mei Chia | P110124US01
Technology
Production of Levulinic Acid and Gamma-Valerolactone from Biomass-Derived Cellulose
New, renewable sources of transportation fuel and commodity chemicals are needed to meet continuing demand. Biomass has tremendous potential as a renewable resource for the production of fuels and che...
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James Dumesic, Jesse Bond, David Martin Alonso, Thatcher Root | P110125US01
Technology
Improved Heat Transfer Fluid Helps Sun Drive Steam Power Plants
Solar power is a renewable energy resource that has generated a lot of interest as an alternative to fossil fuels. Unfortunately, solar photovoltaic panels historically have been proven inefficient in...
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Thatcher Root | P08455US02
Technology
Ethanol Tolerant Yeast for Improved Production of Ethanol from Biomass
Ethanol production from cellulosic biomass can make a significant contribution toward decreasing our dependence on fossil fuels. However, the fermentation of biomass can be problematic. On...
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Audrey Gasch, Jeffrey Lewis | P100228US02
Technology
Lignin-Metal Complex Formation to Enhance Biofuel Production Processes
Lignocellulosic biomass is a plant biomass that is made up of cellulose, hemicelluloses and lignin, and is an ideal raw material for use in biofuel production. The premier lignocellulosic biomass crop...
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JunYong Zhu, Hao Liu | P100184US02
Technology
Optimized Lithium Anode/Carbon Monofluoride Batteries Operable at High Temperatures
Developing batteries with improved performance and safety requires considering a variety of factors. Optimal batteries should provide high voltage, storage of substantial amounts of energy, reliable a...
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Robert Hamers, Robert West, Monica Usrey, Xin Chen, Jose Pena Hueso | P100085US01
Technology
Cell-Free System for Combinatorial Discovery of Enzymes Capable of Transforming Biomass for Biofuels
Biofuels produced from biomass provide a promising alternative to fossil fuels. Biomass is an inexpensive, readily available and renewable resource. However, the process of converting biom...
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Brian Fox, Nathaniel Elsen | P08301US02
Technology
Robust Biological and Chemical Detection Method and Microfluidic Device with Liquid Crystal Sensing Element
Detecting chemical and biological agents at low levels is important in military applications, drug enforcement, airport security and environmental monitoring. A variety of devices and methods cu...
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Hongrui Jiang, Daming Cheng | P09136US
Technology
Efficient Boost Rectifier Employing Half-Rated Semiconductor Devices
Rectifiers are devices that convert alternating current (AC) into direct current (DC). The simplest and least expensive type of rectifier uses a full- or half-bridge of diodes to convert single- or th...
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Thomas Lipo, Debiprasad Panda | P04414US
Technology
Earthworm Extract Provides a Biological Means of Decontaminating Prion-Containing Surfaces
Transmissible spongiform encephalopathies (TSEs) are a group of fatal diseases caused by a misfolded form of the prion protein. TSEs include sheep scrapie; bovine spongiform encephalopathy, know...
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Judd Aiken, Jay Schneider | P08111US02
Technology
System for Calculating the Spatial-Temporal Effects of Environmental Conditions on Animals
Current changes in global climate, land use and other human activities, such as the increased use of pesticides, can have a negative impact on the well being of animals.
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Warren Porter, John Mitchell | P01251US
Technology
Method and Electrocatalyst to Efficiently Produce Hydrogen Fuel for Storage of Renewable Energy
Processes that store renewable energy such as wind or solar energy as chemical fuels have the potential to provide a substitute for fossil fuels and ease civilization’s reliance on non-renewable...
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Shannon Stahl, James Gerken | P100096US01
Technology
Producing Methyl Vinyl Ketone from Levulinic Acid
Levulinic acid is a biomass-derived compound that can be obtained inexpensively in high yields from a variety of waste cellulose-containing materials. It has been identified as a top biomass-derived c...
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James Dumesic, Ryan West | P09350US01