Emitted as gases from certain solids or liquids, volatile organic compounds (VOCs) include a variety of chemicals. Many of these chemicals are associated with a range of adverse human health effects, from eye, nose, and throat ...
Analytical Chemistry
Jul 6, 2021
0
9
Laser-produced high energy density plasmas, akin to those found in stars, nuclear explosions, and the core of giant planets, may be the most extreme state of matter created on Earth. Now scientists at the U.S. Department ...
Plasma Physics
Jun 10, 2021
1
513
High-speed atomic force microscopy (HS-AFM) is an imaging technique that can be used for visualizing biological processes, for example the activity of proteins. Nowadays, typical HS-AFM frame rates are as high as 12 frames ...
Optics & Photonics
Mar 29, 2021
0
7
Silicon carbide (SiC), a versatile and resistant material that exists in multiple crystalline forms, has attracted much attention thanks to its unique electronic properties. From its use in the first LED devices, to its applications ...
General Physics
Jan 12, 2021
0
4
A device developed by scientists at the CY Cergy Paris University and Paris Observatory promises insight into how the building blocks of life form in outer space.
Astrobiology
Dec 15, 2020
1
69
Nearly all photons emitted after the Big Bang are now visible only at far-infrared wavelengths. This includes light from the cold universe of gas and dust from which stars and planets form, as well as faint signals from distant ...
General Physics
Dec 1, 2020
1
30
Powerful picosecond generators are in demand in various fields of experimental electrophysics to produce ultrashort electron beams and X-ray pulses in vacuum diodes and to form runaway electron flows in gases.
General Physics
Oct 13, 2020
0
5
Trace vapor detection technologies are crucial for ensuring reliable and safe detection of explosives and illegal drugs. Researchers from the U.S. Naval Research Laboratory have developed a compact testing device called the ...
Analytical Chemistry
Aug 18, 2020
0
59
While awaiting full access to their labs due to COVID-19 restrictions, scientists at the National Institute of Standards and Technology (NIST) have taken this rare opportunity to report the technical details of pioneering ...
Earth Sciences
Jul 22, 2020
0
3
It images single atoms. It maps atomic-scale hills and valleys on metal and insulating surfaces. And it records the flow of current across atom-thin materials subject to giant magnetic fields. Scientists at the National Institute ...
Condensed Matter
Jul 6, 2020
0
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