(Phys.org) —A new semiconductor device capable of emitting two distinct colours has been created by a group of researchers in the US, potentially opening up the possibility of using light emitting diodes (LEDs) universally ...
Electronics & Semiconductors
May 3, 2013
19
0
An international team of astronomers has detected a new peculiar binary as part of the Sloan Digital Sky Survey (SDSS). The newly found object, designated SDSS J133725.26+395237.7, is a nearby double-lined system consisting ...
A team of U.S.-Canadian astronomers has conducted radial velocity observations of four binary white dwarf candidates. They report that two of them, designated WD 0311−649 and WD 1606+422, are apparently double-lined spectroscopic ...
A hybrid matter—an antimatter helium atom containing an antiproton, the proton's antimatter equivalent in place of an electron, has an unexpected response to laser light when immersed in superfluid helium, reports the ASACUSA ...
General Physics
Mar 17, 2022
0
1757
Astronomers have made the first measurement of spin-orbit alignment for a distant 'super-Jupiter' planet, demonstrating a technique that could enable breakthroughs in the quest to understand how exoplanetary systems form ...
Astronomy
Jun 29, 2020
1
667
A phenomenon first detected in the solar wind may help solve a long-standing mystery about the sun: why the solar atmosphere is millions of degrees hotter than the surface.
Astronomy
Dec 7, 2020
6
314
(Phys.org)—A team of astronomers led by Aurore Blazère of the Paris Observatory has discovered ultra-weak magnetic fields in metallic-line stars Beta Ursae Majoris and Theta Leonis. Motivated by a recent detection of a ...
Two prominent X-ray emission lines of highly charged iron have puzzled astrophysicists for decades because their measured and calculated brightness ratios always disagree. This hinders good determinations of plasma temperatures ...
General Physics
Jun 9, 2020
1
165
An international team of astronomers has conducted spectroscopic and photometric observations of a binary star known as 7 Vulpeculae. The new study, described in a paper published May 22 on arXiv.org, discloses more information ...
The Milky Way is our home galaxy in the vast universe, but the structure and composition of the Milky Way remain mysterious. The vast interstellar space between the billions of stars is not empty, but filled with tenuous ...
Astronomy
Dec 13, 2022
0
352
