The many properties of light allow it to be manipulated and used for applications that range from very sensitive measurements to communications and intelligent ways to interrogate objects. A compelling degree of freedom is ...
Optics & Photonics
Mar 5, 2024
0
186
Recent advances in spontaneous parametric down-conversion (SPDC)-based quantum light sources based on two-dimensional layered materials have been made by a team led by Prof. Ren Xifeng from the University of Science and Technology ...
Nanophysics
Jan 19, 2023
0
114
Optical frequency combs have changed science and technology as we know it. Responsible for measuring things like infrared and ultraviolet light, greenhouse gases, atomic clocks, and disease, optical frequency combs act as ...
Optics & Photonics
Mar 18, 2022
0
91
New research from the University of Surrey has shown that silicon could be one of the most powerful materials for photonic informational manipulation—opening up new possibilities for the production of lasers and displays.
Optics & Photonics
Apr 27, 2021
2
1165
Researchers from the Department of Applied Physics at the University of Tsukuba demonstrated second-order nonlinear optical effects in diamonds by taking advantage of internal color center defects that break inversion symmetry ...
Optics & Photonics
Mar 22, 2021
0
32
Nonlinear photonic crystals (NPCs) are transparent materials that have a spatially uniform linear susceptibility, yet a periodically modulated quadratic nonlinear susceptibility. These engineered materials are used extensively ...
Optics & Photonics
Dec 2, 2020
0
6
An international team with the participation of Prof. Dr. Michael Kues from the Cluster of Excellence PhoenixD at Leibniz University Hannover has developed a new method for generating quantum-entangled photons in a spectral ...
Optics & Photonics
Mar 30, 2020
0
2460
A NIST team is at work on what promises to be one of the world's most accurate methods for generating a specified number of photons, and has devised a method to precisely estimate the uncertainty when counting such numbers.
Quantum Physics
Sep 26, 2014
0
0
Researchers at the Cockrell School of Engineering at The University of Texas at Austin have created a new nonlinear metasurface, or meta mirror, that could one day enable the miniaturization of laser systems.
Optics & Photonics
Jul 2, 2014
0
1
(Phys.org)—An international collaboration led by researchers from the NIST Center for Nanoscale Science and Technology has demonstrated the ability to make photons emitted by quantum dots at different frequencies identical ...
Quantum Physics
Dec 20, 2012
0
2
