NASA's recent discovery of 12 more exoplanets, including the most Earth-like yet, brings the number of exoplanets – those outside our solar system – discovered to nearly 2,000. It's now thought that almost every star ...
Astronomy
Jul 27, 2015
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Nanfang Yu, assistant professor of applied physics at Columbia Engineering, and colleagues from the University of Zürich and the University of Washington, have discovered two key strategies that enable Saharan silver ants ...
Plants & Animals
Jun 18, 2015
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A new material with light absorption characteristics ideally suited for making chemical fuels from sunlight was created via a nanowire growth strategy that fused the semiconductors silicon (Si) and gallium arsenide (GaAs) ...
Materials Science
Jun 1, 2015
0
7
A new process has been developed for spontaneously incorporating and assembling carbon nanotubes (CNTs) and oxygen scavenging nanoparticles into chloroplasts, the part of plant cells that conduct photosynthesis – converting ...
Bio & Medicine
May 21, 2015
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29
Scientists have identified a mechanism that could turn out to be a big contributor to warming in the Arctic region and melting sea ice.
Earth Sciences
Nov 3, 2014
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The key to creating a material that would be ideal for converting solar energy to heat is tuning the material's spectrum of absorption just right: It should absorb virtually all wavelengths of light that reach Earth's surface ...
Nanomaterials
Sep 29, 2014
2
0
(Phys.org) —Just about everything we touch in the course of a day - car, phone, computer, fridge, detergent - even medicines, rely on the chemical industry to turn raw materials such as petroleum by-products, minerals and ...
Nanomaterials
Sep 17, 2014
0
0
(Phys.org) —You cannot look at the sun without special filters, and the naked eye cannot perceive certain wavelengths of sunlight. Solar physicists must consequently rely on spacecraft that can observe this invisible light ...
Space Exploration
Aug 21, 2014
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0
(Phys.org) —A team of researchers with members from several research facilities in the U.S. has unveiled a new type of solar cell based on single walled carbon nanotubes (SWCNTs). In their paper published in the journal ...
A layer of silicon nanocrystals and erbium ions may help solar cells to extract more energy from the ultraviolet (UV, high-energy) part of the solar spectrum. Experimental physicists from the FOM Foundation, the STW Technology ...
Nanophysics
Aug 13, 2014
5
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