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 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
