The optical frequency comb, a spectrum of optical radiation composed of evenly spaced and phase-coherent narrow spectral lines, was initially developed for precise time and frequency measurements. Over the past two decades, ...
Optics & Photonics
Apr 1, 2024
0
8
Superconducting nanowire single-photon detectors (SNSPDs) have been widely used in various applications requiring single photon detection thanks to their attractive performances. Since SNSPDs are thin films of serval nanometers ...
Optics & Photonics
Mar 28, 2024
0
4
Plasmonics is playing a crucial role in advancing nanophotonics, as plasmonic structures exhibit a wide range of physical characteristics that are benefited by localized and intensified light-matter interactions. These properties ...
Optics & Photonics
Mar 25, 2024
0
16
In dim light a cat sees much better than you do, as do dogs and nocturnal animals. That's because the structure of a cat's eye has a tapetum lucidum, a mirror-like layer immediately behind the retina. Light entering the eye ...
For the first time, a team of researchers from the Fraunhofer Institute for Applied Optics and Precision Engineering IOF and the University of New Mexico have succeeded in cooling silica glass by 67 Kelvin through optical ...
Optics & Photonics
Mar 21, 2024
0
29
A research team has published a paper in Current Opinion in Solid State and Materials Science highlighting the next generation of research trends that combine metaphotonics research with artificial intelligence.
Condensed Matter
Mar 20, 2024
0
3
In a new Nature study, Columbia Engineering researchers have built a photonic chip that is able to produce high-quality, ultra-low-noise microwave signals using only a single laser. The compact device—a chip so small, it ...
Optics & Photonics
Mar 20, 2024
0
503
Devices that capture the brilliant light from millions of quantum dots, including chip-scale lasers and optical amplifiers, have made the transition from laboratory experiments to commercial products. But newer types of quantum-dot ...
Optics & Photonics
Mar 19, 2024
0
233
A study, published in Nature Communications and led by Prof. Liu Xinfeng from the National Center for Nanoscience and Technology (NCNST) of the Chinese Academy of Sciences (CAS), recently reported an enhancement in exciton ...
Nanophysics
Mar 15, 2024
0
32
Widespread ownership of modern smartphones could make for more accessible—and equitable—microscopy in many elementary and middle school classrooms. According to University of Georgia research, iPhone cameras can serve ...
Education
Mar 14, 2024
0
23
