A new astronomical spectrograph built by a Penn State-led team of scientists provides the highest precision measurements to date of infrared signals from nearby stars, allowing astronomers to detect planets capable of having ...
Astronomy
Feb 21, 2019
0
20
Rice University physicists have created the world's first laser-cooled neutral plasma, completing a 20-year quest that sets the stage for simulators that re-create exotic states of matter found inside Jupiter and white dwarf ...
Plasma Physics
Jan 3, 2019
2
258
The world of an atom is one of random chaos and heat. At room temperatures, a cloud of atoms is a frenzied mess, with atoms zipping past each other and colliding, constantly changing their direction and speed.
Quantum Physics
Nov 23, 2017
0
1161
(Phys.org)—A team of researchers at Harvard University has successfully cooled a three-atom molecule down to near absolute zero for the first time. In their paper published in Physical Review Letters, the team describes ...
Researchers have levitated a tiny nanodiamond particle with a laser in a vacuum chamber, using the technique for the first time to detect and measure its "torsional vibration," an advance that could bring new types of sensors ...
Quantum Physics
Sep 15, 2016
0
2066
Researchers from the University of Southampton have demonstrated for the first time a new laser cooling method, based upon the interference of matter waves, that could be used to cool molecules.
General Physics
Aug 18, 2015
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65
(Phys.org) —Gallium nitride has emerged as one of the most widely used materials in the optoelectronics industry and the most important semiconducting material after silicon.
Optics & Photonics
Jan 29, 2014
1
0
Basic chemistry tells us that a bond between atoms can form if it is energetically more favorable for the atoms to stick together than staying apart. This fundamentally requires an attractive force between the atoms. However, ...
Materials Science
Jul 31, 2013
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0
(Phys.org) —Significant proof of the critical importance of long term basic research funding has been demonstrated with the first convincing operation of a room temperature, continuous wave nanolaser powered by electricity.
Electronics & Semiconductors
Jul 16, 2013
0
0
(Phys.org) —There has been a lot of talk recently about the possibility of building what has come to be known as a time crystal. In February 2012, Frank Wilczek originally proposed the idea that under certain conditions, ...
