Sensitive animal noses can sniff out trace particles, such as volatile organic compounds, in the ambient air. Humans, on the other hand, are developing innovative technologies for this purpose, such as optical spectroscopy. ...
Optics & Photonics
Aug 24, 2022
0
405
A research group led by graduate student Yeelai Chew, Assistant Professor Sylvain de Léséleuc and Professor Kenji Ohmori at the Institute for Molecular Science, National Institutes of Natural Sciences, is using atoms cooled ...
Optics & Photonics
Aug 8, 2022
0
219
Engineers at Caltech have developed a switch—one of the most fundamental components of computing—using optical, rather than electronic, components. The development could aid efforts to achieve ultrafast all-optical signal ...
Optics & Photonics
Aug 1, 2022
0
1464
Researchers have shown that a quantum-inspired technique can be used to perform LiDAR imaging with a much higher depth resolution than is possible with conventional approaches. LiDAR, which uses laser pulses to acquire 3D ...
Optics & Photonics
Jul 13, 2022
0
565
Researchers used a fiber optic cable on the ice cap of an Icelandic subglacial volcano to detect low-frequency volcanic tremor, suggesting this technology could be useful in monitoring other ice-covered volcano systems.
Environment
Jul 6, 2022
0
34
The first demonstration of the laser in 1960 was rapidly followed by the birth of a new research field: nonlinear optics. The unique coherence properties of stimulated emission, the fundamental physical process of laser radiation, ...
Optics & Photonics
Apr 26, 2022
1
157
Lawrence Livermore National Laboratory's decades of leadership in developing high-energy lasers is being tapped to provide a key component of a major upgrade to SLAC National Accelerator Laboratory's Linac Coherent Light ...
Optics & Photonics
Mar 11, 2022
0
189
In a new publication from Opto-Electronic Advances, authors from the Laser Engineering Group in the School of Engineering at the University of Liverpool, Liverpool, United Kingdom, discuss two-photon absorption and stimulated ...
Optics & Photonics
Feb 17, 2022
0
6
Just days after a 2020 magnitude 5.1 earthquake in Tangshan, China, researchers turned nearly 8 kilometers of unused telecom fiber optic cable into a seismic array that detected dozens of aftershocks that were missed by permanent ...
Earth Sciences
Dec 15, 2021
0
3
Skoltech researchers and their colleagues have come one step closer to a working optoacoustic endoscopic probe—a device that could slip inside a blood vessel and analyze atherosclerotic plaques by shining laser light on ...
Optics & Photonics
Dec 3, 2021
0
45
