Loads of cosmetics like sunscreen lotions contain titanium dioxide. These nanoparticles are contentious. Experts suspect they may have harmful effects on people and the environment. But it is difficult to prove that the particles ...
Bio & Medicine
Aug 3, 2015
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25
(PhysOrg.com) -- A breakthrough in components for next-generation batteries could come from special materials that transform their structure to perform better over time.
Nanomaterials
Nov 3, 2011
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Batteries could get a boost from an Oak Ridge National Laboratory discovery that increases power, energy density and safety while dramatically reducing charge time.
Materials Science
Sep 8, 2011
4
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Imagine being able to instantly diagnose diabetes, Ebola or some other disease, simply by watching how a droplet of blood moves on a surface.
Materials Science
Jul 19, 2016
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1070
(Phys.org)—Deepika Kurup, a 14-year-old high school student from Nashua, New Hampshire, has won this year's Discovery Education 3M Young Scientist Challenge for her solar-powered device designed to kill bacteria in water. ...
Discharged in large quantities by textile, cosmetic, ink, paper and other manufacturers, dyes carry high-toxicity and can bring potential carcinogens to wastewater. It's a major concern for wastewater treatment—but researchers ...
Analytical Chemistry
Oct 10, 2023
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45
(PhysOrg.com) -- By itself, titanium dioxide (TiO2) is a very poor electrode. Electrons move very slowly through the material - so slowly, in fact, that it can take years to fill a millimeter-thick piece of TiO2. However, ...
(PhysOrg.com) -- A Berkeley Lab scientist was a key member of a team that developed a unique new technique for integrating high performance micro-sized supercapacitors into a variety of portable electronic devices through ...
Electronics & Semiconductors
Apr 26, 2010
8
0
(PhysOrg.com) -- Porphyrins are most commonly thought of as the pigment in red blood cells, but now scientists have found that porphyrins can also be used to increase the efficiency of an inexpensive type of solar cell. In ...
A team of University of California, Riverside's Bourns College of Engineering students created a roof tile coating that when applied to an average-sized residential roof breaks down the same amount of smog-causing nitrogen ...
Environment
Jun 4, 2014
2
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