Measuring the refractive index and the thickness of thin films (films with a thickness from less than a nanometer to several microns) is essential to characterize them and improve the performance of sensors and devices that ...
Optics & Photonics
Sep 15, 2023
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28
New research in Science Advances is uncovering the vital role that Precambrian-eon microbes may have played in two of the early Earth's biggest mysteries.
Earth Sciences
Dec 2, 2019
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(Phys.org)—A research group at the National Institute of Standards and Technology (NIST) has developed a relatively simple, fast and effective method of depositing uniform, ultrathin layers of platinum atoms on a surface. ...
Materials Science
Dec 13, 2012
1
0
University at Buffalo researchers are reporting an advancement of a chemical sensing chip that could lead to handheld devices that detect trace chemicals—everything from illicit drugs to pollution—as quickly as a breathalyzer ...
Optics & Photonics
Jan 11, 2021
0
74
New technologies often mean elements start moving through the environment in new ways. Take lead plumbing: it helped provide access to fresh water for the masses, but left a toxic legacy that remains to this day.
Ecology
Nov 15, 2022
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48
Mass production of large, uniform sheets of single-layer molybdenum disulfide, MoS2, is difficult, which limits its commercial application. A*STAR researchers have modified an existing manufacturing technique to enable the ...
Nanomaterials
Jun 25, 2018
0
8
When the Department of Defense (DoD) wants to build a jet engine, it doesn’t put a team of engineers in a hangar with a block of metal and some chisels. Jet engines are made up of individual components that are ...
Other
Apr 27, 2012
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0
The stratigraphic record, the sequential layers of sediment that geologists use to reconstruct the history of a landscape, has been described as "more gaps than record." The record, laid down over time as sediment settles ...
Earth Sciences
May 7, 2013
0
0
Glasses are ubiquitous materials found in building materials, beverage containers, soft electronics, and mobile phone screens. The creation of naturally dense and rigid glass occurs through a process known as aging. It involves ...
Analytical Chemistry
Mar 13, 2024
0
39
An international collaboration of German, Israeli, and British teams has investigated the deposition of thin chalcopyrite layers. They were able to observe specific defects as these formed during deposition and under what ...
Energy & Green Tech
Apr 22, 2016
0
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