The field of ultrafast nonlinear photonics has now become the focus of numerous studies, as it enables a host of applications in advanced on-chip spectroscopy and information processing. The latter in particular requires ...
Optics & Photonics
Jun 9, 2021
0
11
Scientists at Tokyo Institute of Technology and Keio University investigated the excitation and detection of photogenerated coherent phonons in polar semiconductor GaAs through an ultrafast dual pump-probe laser for quantum ...
Optics & Photonics
May 22, 2019
0
103
The massive transfer of data over the Internet that is vital to today's economy in our information society would not be possible without the crucial role played by fibre optics communication. Every time a node of the Internet ...
Quantum Physics
Sep 25, 2014
0
0
In 2015, Russian-Israeli billionaire Yuri Milner and his non-profit organization, Breakthrough Initiatives, launched the largest Search for Extraterrestrial Intelligence (SETI) project. Known as Breakthrough Listen, this ...
Astronomy
Jul 10, 2023
0
8
Laser physicists have succeeded in reducing the acquisition time for data required for reliable characterization of multidimensional electron motions by a factor of 1000.
Optics & Photonics
Feb 6, 2019
0
7
Big discoveries in science are often made when innovative instruments probe nature in new ways. Laser SETI will search the sky for a variety of pulsed light signals that might have been overlooked before. We may find ET, ...
Astronomy
Aug 1, 2017
0
15
Researchers from the University of Tsukuba have shown how adding a tiny resonator structure to an ultrafast electron pulse detector reduced the intensity of terahertz radiation required to characterize the pulse duration.
Optics & Photonics
Dec 15, 2022
0
141
Properties of small areas of a versatile optical film can be tweaked by applying ultrashort pulses of laser light, A*STAR researchers show. This tunability makes the material suitable for various light-based applications, ...
Optics & Photonics
Jul 13, 2016
0
16
A new light source generates ultrashort infrared pulses at wavelengths around 12µm with previously unattained peak intensity and stability. First experiments in vibrational spectroscopy on water demonstrate the high potential ...
Optics & Photonics
Nov 21, 2022
0
3
A red beetle, classed as the most destructive date palm pest, causes millions of dollars of annual economic losses worldwide. Now, a small team in Saudi Arabia has found a cost-effective approach that uses laser pulses to ...
Optics & Photonics
May 5, 2020
0
3
