(Phys.org) —Recent progress in the engineering of plasmonic structures has enabled new kinds of nanometer-scale optoelectronic devices as well as high-resolution optical sensing. But until now, there has been a lack of ...
Nanophysics
Apr 22, 2013
0
0
Physicists at JILA have created the first "frequency comb" in the extreme ultraviolet band of the spectrum, high-energy light less than 100 nanometers (nm) in wavelength. Laser-generated frequency combs are the most accurate ...
General Physics
Feb 1, 2012
4
0
Astronomers have observed the intense heating of a distant planet as it swung close to its parent star, providing important clues to the atmospheric properties of the planet. The observations enabled astronomers at the University ...
Astronomy
Jan 28, 2009
3
0
The simplest possible molecule H2+ was one of the very first molecules to form in the cosmos. This makes it significant for astrophysics, but also an important object of research for fundamental physics. However, it is difficult ...
Optics & Photonics
Feb 27, 2024
0
24
Astronomers using two Maunakea Observatories—Subaru Telescope and W. M. Keck Observatory—have discovered a key benchmark brown dwarf orbiting a sun-like star just 86 light-years from Earth that provides a key reference ...
Astronomy
Dec 14, 2020
0
349
A new project harnessing data from a Japanese satellite could improve weather forecasting and allow officials to issue life-saving warnings before natural disasters, researchers say.
Earth Sciences
Jan 17, 2018
0
12
(Phys.org) —How much light has been emitted by all galaxies since the cosmos began? After all, every photon (particle of light) from ultraviolet to far infrared wavelengths ever radiated by all galaxies that ever existed ...
Astronomy
May 24, 2013
66
0
(Phys.org) —For more than 20 years, researchers have been using atomic force microscopy (AFM) to measure and characterize materials at the nanometer scale. However AFM-based measurements of chemistry and chemical properties ...
Nanophysics
Mar 8, 2013
0
0
(PhysOrg.com) -- On the Earth, dust particles are everywhere - under beds, on bookshelves, even floating in the air. We take dust for granted. Dust is also common in space, and it is found for example in the cold, dark molecular ...
Astronomy
Jul 6, 2011
5
0
On the surface, it resembles a stainless steel spear, roughly 6 feet long with a silver-dollar diameter that ends in a 30-degree point.
Environment
Apr 7, 2020
0
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