Hypersonic flight is conventionally referred to as the ability to fly at speeds significantly faster than the speed of sound and presents an extraordinary set of technical challenges. As an example, when a space capsule re-enters ...
General Physics
Dec 3, 2020
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127
The gravitational force in the Universe under which it has evolved from a state almost uniform at the Big Bang until now, when matter is concentrated in galaxies, stars and planets, is provided by what is termed 'dark matter." ...
Astronomy
Oct 28, 2020
65
3689
A new system developed by chemical engineers at MIT could provide a way of continuously removing carbon dioxide from a stream of waste gases, or even from the air. The key component is an electrochemically assisted membrane ...
Materials Science
Oct 16, 2020
6
1253
Monolayer graphene, an atomic-layer thick sheet of carbon, has found immense applications in diverse fields including chemical sensors and detecting single molecule adsorption events electronically. Therefore, monitoring ...
Materials Science
Jul 16, 2020
0
237
Chemists at RIKEN have discovered why shining light on silver nanoparticles causes oxygen molecules attached to their surfaces to break off. This insight will help researchers design new catalysts that harness light energy.
Nanophysics
Jun 12, 2020
0
137
An international team of astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) captured the very moment when an old star first starts to alter its environment. The star has ejected high-speed bipolar gas ...
Astronomy
Mar 5, 2020
25
360
Pressure treating—which involves putting lumber inside a pressurized watertight tank and forcing chemicals into the boards—has been used for more than a century to help stave off the fungus that causes wood rot in wet ...
Materials Science
Feb 13, 2020
9
1112
Scientists have long known that platinum is by far the best catalyst for splitting water molecules to produce hydrogen gas. A new study by Brown University researchers shows why platinum works so well—and it's not the reason ...
Materials Science
Dec 18, 2019
0
46
An international team co-led by an Oregon State University chemistry researcher has uncovered a better way to scrub carbon dioxide from smokestack emissions, which could be a key to mitigating global climate change.
Materials Science
Dec 11, 2019
1
75
Research from the University of Illinois and the University of California, Davis has chemists one step closer to recreating nature's most efficient machinery for generating hydrogen gas. This new development may help clear ...
Materials Science
Nov 25, 2019
0
53
