Power semiconductors play an important role in power conversion in a wide range of electronic equipment we use in our everyday lives, from smartphones and computers to photovoltaics and electric vehicles. Given the extensive ...
Electronics & Semiconductors
May 4, 2018
0
6
A new, stable artificial photosynthesis device doubles the efficiency of harnessing sunlight to break apart both fresh and salt water, generating hydrogen that can then be used in fuel cells.
Materials Science
May 3, 2018
14
509
A simple method that uses hydrogen chloride can better control the crystal structure of a common semiconductor and shows promise for novel high-powered electronic applications.
Nanomaterials
May 3, 2018
1
5
The next generation of energy-efficient power electronics, high-frequency communication systems, and solid-state lighting rely on materials known as wide bandgap semiconductors. Circuits based on these materials can operate ...
Condensed Matter
Apr 24, 2018
2
143
Trapping light with an optical version of a whispering gallery, researchers at the National Institute of Standards and Technology (NIST) have developed a nanoscale coating for solar cells that enables them to absorb about ...
Nanophysics
Apr 13, 2018
1
337
Some materials are like people. Let them relax in the sun for a little while and they perform a lot better.
Materials Science
Apr 5, 2018
0
1833
In a new study, researchers from the U.S. Department of Energy's (DOE) Argonne and Brookhaven National Laboratories observed the formation of two kinds of defects in individual nanowires, which are smaller in diameter than ...
Nanophysics
Mar 19, 2018
0
109
In a semiconductor, electrons can be excited by absorbing laser light. Advances in the past decade have enabled measuring this fundamental physical mechanism on timescales below a femtosecond (10-15 s). Now, physicists at ...
General Physics
Mar 13, 2018
0
37
Scientists at Rice University and the Indian Institute of Science, Bangalore, have discovered a method to make atomically flat gallium that shows promise for nanoscale electronics.
Nanomaterials
Mar 9, 2018
0
224
At DESY's X-ray source PETRA III, scientists have followed the growth of tiny wires of gallium arsenide live. Their observations reveal exact details of the growth process responsible for the evolving shape and crystal structure ...
Nanophysics
Feb 9, 2018
0
115
