A team of researchers led by PNNL computational scientist Simone Raugei have revealed new insights about how this complex enzyme does its job, finding that the seemingly wasteful formation of hydrogen has an essential purpose. ...
Materials Science
Jan 7, 2019
0
20
Rechargeable lithium (Li) batteries are the most widely used energy storage devices found in consumer electronics and electric vehicles today. There are challenges, though, to optimizing their capacity, recyclability, and ...
Nanomaterials
Dec 5, 2018
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12
Tiny particles of sodium salt float in the air over the pristine Amazon basin. Why? The only explanation before now has been that winds blow marine particles hundreds of miles inland from the Atlantic Ocean. An international ...
Cell & Microbiology
Nov 20, 2018
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2
Microbes in the gastrointestinal tract of ruminants such as moose help break down recalcitrant plant biomass into carbon nutrients, but how do they do this over the course of seasons when the moose diet changes, and what ...
Cell & Microbiology
Oct 25, 2018
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3
In the search for highly active and inexpensive electrocatalysts, two reactions pose a particular challenge: the oxygen reduction reaction (ORR) and the oxygen evolution reaction (OER). Both are important for the development ...
Materials Science
Oct 17, 2018
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9
Researchers have long considered lithium metal batteries to be the "holy grail" for energy storage. They have high energy density—how much energy a battery carries relative to its weight. This means they can be made smaller ...
Energy & Green Tech
Sep 27, 2018
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12
Today's demanding applications in chemical manufacturing, energy generation and storage, pollution abatement, and health care are driving development of new materials with catalytic and optoelectronic functionalities. However, ...
Materials Science
Sep 26, 2018
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8
Gold is the noblest metal—the most resistant to oxidation. However, nano-size gold has a unique ability to perform as a catalyst, even at low temperatures. The underlying mechanism for this size-dependent change in properties ...
Nanomaterials
Sep 6, 2018
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66
Microbes deep in the soil influence plant health by releasing potent natural antibiotics such as PCA (phenazine-1-carboxylic acid). PCA-producing bacteria thrive on roots of dryland wheat throughout the Columbia Plateau, ...
Cell & Microbiology
Aug 21, 2018
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3
In areas that flood frequently, microbial communities must adapt to repeated wet-dry cycles. Metabolic strategies help them survive, but these strategies can also influence nutrient cycling and atmospheric emissions from ...
Environment
Aug 16, 2018
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4
