Nanowires and nanotubes, slender structures that are only a few billionths of a meter in diameter but many thousands or millions of times longer, have become hot materials in recent years. They exist in many forms—made ...
Nanomaterials
Apr 11, 2013
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Energy loss in optical systems, such as lasers, is a chief hindrance to their performance and efficiency, and it occurs on an ongoing, frustrating basis.
Optics & Photonics
Oct 16, 2014
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A research group led by Assoc. Prof. Shota Kuwahara of Toho University and Assoc. Prof. Masato Kuwahara of Nagoya University has developed a new technology that enables the creation of three-dimensional structures of gold ...
Nanomaterials
Dec 12, 2023
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1
Researchers have developed a new data transmission system that could substantially improve the transmission capacity and energy efficiency of the world's optical communication networks.
Telecom
Sep 7, 2010
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Energy conservation lies at the core of every physical theory. Effective mathematical models however can feature energy gain and/or loss and thus break the energy conservation law by only capturing the physics of a subsystem. ...
General Physics
Apr 15, 2020
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10
(PhysOrg.com) -- It's an unlikely place to build a NASA telescope: a leafy estate in Irvington, N.Y., that once belonged to the son of Alexander Hamilton. Inside a hangar-like building on the site, which is home to Columbia’s Nevis ...
Space Exploration
Dec 17, 2009
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Around the turn of the century, scientists began to understand that atoms have discrete energy levels. Within the field of quantum physics, this sparked the development of quantum optics in which light is used to drive atoms ...
General Physics
Nov 7, 2011
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As an important step towards graphene integration in silicon photonics, researchers from the Graphene Flagship have published a paper which shows how graphene can provide a simple solution for silicon photodetection in the ...
Nanophysics
Jul 7, 2016
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Power-scalable ultrafast laser sources in the midwave-infrared (MWIR) are a key element for basic research and applications in material processing and medicine. Optical amplifiers based on chirped pulse amplification (CPA) ...
Optics & Photonics
Jul 6, 2020
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4
It is said that light is the source of life, and in the near future, it will possibly form the basis of our everyday personal computing needs too. Recently, researchers from the University of Tsukuba have harnessed specific ...
Nanophysics
Apr 28, 2022
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