Researchers at Columbia Engineering report today that they have developed the first nanomaterial that demonstrates "photon avalanching," a process that is unrivaled in its combination of extreme nonlinear optical behavior ...
Nanophysics
Jan 13, 2021
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3858
The research focus on 2-D materials has intensified with its potential to modulate light for superior performance and realize applications that can enhance existing technologies. Graphene, the best known 2-D material, derived ...
Graphene Flagship researchers have shown for the first time gate tunable third harmonic generation in graphene. This research, led by Graphene Flagship Partner University of Cambridge, in Collaboration with Politecnico di ...
Nanomaterials
May 22, 2018
0
423
No earlier theory had envisioned that the responses would be so large! Scientists "poked" three crystals with pulses of light. Unexpectedly, the crystals exhibited the largest nonlinear optical response of any known crystal. ...
Condensed Matter
Mar 21, 2018
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14
Nonlinear optics is a key enabling technology of our modern society, such as in imaging and high-speed data communication. But the traditional devices suffer from relatively small nonlinear optical coefficients of conventional ...
Optics & Photonics
Oct 25, 2017
0
23
A large number of researchers are working in the area of nonlinear optics, which is the study of all effects that can be described as multi-photon interactions in various materials systems, including cases where the frequency ...
Optics & Photonics
Jan 4, 2017
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5
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)—Using ultra-low input power densities, researchers at the University of Illinois at Urbana-Champaign have demonstrated for the first time how low-power "optical nanotweezers" can be used to trap, manipulate, ...
General Physics
Sep 17, 2012
0
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