Physicists at the Australian National University (ANU) are using nanoparticles to develop new sources of light that will allow us to "peel back the curtain" into the world of extremely small objects—thousands of times smaller ...
Nanophysics
Apr 26, 2023
0
31
Researchers at the National Institute of Standards and Technology (NIST) have developed chip-scale devices for simultaneously manipulating the color, focus, direction of travel, and polarization of multiple beams of laser ...
Optics & Photonics
Apr 11, 2023
0
131
Exotic cosmic objects known as ultra-luminous X-ray sources produce about 10 million times more energy than the sun. They're so radiant, in fact, that they appear to surpass a physical boundary called the Eddington limit, ...
Astronomy
Apr 6, 2023
181
216
Last October, following one of the brightest flashes of gamma rays ever observed in the sky, telescopes around the world captured a wealth of data from an event that is thought to herald the collapse of a massive star and ...
Astronomy
Mar 29, 2023
1
10
Light is composed of electric and magnetic fields that oscillate perpendicular to each other. When these oscillations are restricted, say, along a plane, it results in polarized light. Polarized light is of great importance ...
Optics & Photonics
Mar 27, 2023
0
413
Scientists at EPFL and IBM have developed a new type of laser that could have a significant impact on optical ranging technology. The laser is based on a material called lithium niobate, often used in the field of optical ...
Optics & Photonics
Mar 15, 2023
0
86
A new way to create high-energy ions could speed up their applications in treating cancer and probing the fundamental nature of matter.
Optics & Photonics
Mar 13, 2023
0
89
People across the UK, from the Shetland Islands to Somerset and from Norfolk to Northern Ireland, have been treated to a stunning display of the aurora borealis or northern lights recently. But what causes this beautiful ...
Planetary Sciences
Mar 3, 2023
0
15
A team of researchers led by the University of Southampton has shown light can be moved within a distance which is smaller than its own wavelength—a level of unprecedented precision.
Optics & Photonics
Mar 2, 2023
0
93
Materials scientists at Cornell have developed a method for better understanding the complex electrochemical reactions that occur at the interface of water and metal surfaces—an approach that will ultimately lead to better ...
Materials Science
Feb 16, 2023
0
7
