National Physical Laboratory scientists have developed an innovative fuel cell reference electrode that has been used to map changes in electrode potential inside a working polymer electrolyte membrane (PEM) fuel cell for ...
Materials Science
Mar 20, 2012
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Pure hydrogen (H2) is an important chemical widely used in the chemical industry, many semiconductor fabrication processes, as well as in Polymer Electrolyte Membrane (PEM) fuel cells. Almost all of the hydrogen (H2) gas ...
Materials Science
Sep 29, 2011
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The cell is a host of many complex reaction pathways. These pathways usually do not interfere with each other because they are contained within membrane-bound compartments, known as organelles. The lipid membrane is extremely ...
Polymers
Sep 29, 2011
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Designing new materials depends upon understanding the properties of today's materials. One such material, Nafion, is a polymer that efficiently conducts ions (a polymer electrolyte) and water through its nanostructure, making ...
Polymers
Jun 19, 2011
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Researchers at the Department of Energy's Oak Ridge National Laboratory have developed a biohybrid photoconversion system -- based on the interaction of photosynthetic plant proteins with synthetic polymers -- that can convert ...
General Physics
Feb 3, 2011
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(PhysOrg.com) -- Many futurists envision a world in which polymer membranes with molecular-sized channels are used to capture carbon, produce solar-based fuels, or desalinating sea water, among many other functions. This ...
Nanomaterials
Jan 11, 2011
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Irregular pores, low flow rates: The plastic membrane filters used in sterile filtration do not always ensure that conditions are really sterile. Filter membranes of aluminum oxide are more reliable - the size of the nanopores ...
Nanomaterials
Jul 1, 2010
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People have been combining materials to bring forth the best properties of both ever since copper and tin were merged to start the Bronze Age. In the latest successful merger, researchers at the National Institute of Standards ...
Bio & Medicine
Jun 9, 2010
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the delivery of healthy proteins directly into human cells to replace malfunctioning proteins — is considered one of the most direct and safe approaches for treating diseases. But its effectiveness has been limited by low ...
Bio & Medicine
Dec 18, 2009
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Fuel cells are often touted as one method to help decrease society's addiction to fossil fuels. But there is still a lot of work to be done before fuel cells will be ready for mass market to be used in transportation, home ...
Materials Science
Oct 18, 2009
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