Sharp's New Semiconductor Laser for Triple- and Quadruple- Layer Blu-ray Discs
(PhysOrg.com) -- Sharp Corporation has announced the development of a new 500 mW semiconductor laser for triple- and quadruple- layer Blu-ray discs.
(PhysOrg.com) -- Sharp Corporation has announced the development of a new 500 mW semiconductor laser for triple- and quadruple- layer Blu-ray discs.
(PhysOrg.com) -- Waste heat is a byproduct of nearly all electrical devices and industrial processes, from driving a car to flying an aircraft or operating a power plant. Engineering researchers at Rensselaer Polytechnic ...
Nanomaterials
Sep 29, 2011
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A pair of researchers at Tokyo Institute of Technology (Tokyo Tech) describes a way of making a submicron-sized cylinder disappear without using any specialized coating. Their findings could enable invisibility of natural ...
Optics & Photonics
Apr 23, 2019
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The term "greenhouse effect" became part of public lexicon decades ago, thanks to the ongoing discourse on climate change. A natural phenomenon, the greenhouse effect describes how heat from the sun, in the form of radiation, ...
Optics & Photonics
Nov 17, 2021
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Researchers have taken a step toward practical applications for "hyperbolic metamaterials," ultra-thin crystalline films that could bring optical advances including powerful microscopes, quantum computers and high-performance ...
Optics & Photonics
May 14, 2014
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In an effort to improve large touchscreens, LED light panels and window-mounted infrared solar cells, researchers at the University of Michigan have made plastic conductive while also making it more transparent.
Materials Science
Jul 6, 2020
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354
Sometimes solving the biggest challenges begins with understanding something very small -- like the tiny grains that form a piece of metal. For a team of scientists who wanted to improve automotive fuel efficiency, understanding ...
Condensed Matter
Sep 14, 2011
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(PhysOrg.com) -- Anyone who's ever polished silver knows that keeping the tarnish at bay is never ending work. But, you may not know that polishing also rubs away some of the precious metal, whether it's your grandmother's ...
Nanomaterials
Apr 12, 2011
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As developers in the automotive and airline industries push to make more efficient vehicles, they are turning their attention to designing sturdy, lightweight machines. Designing lightweight materials, however, requires carefully ...
General Physics
Aug 28, 2018
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When Rice University chemist and engineer Hossein Robatjazi set out to marry a molecular sieve called MOF to a plasmonic aluminum nanoparticle two years ago, he never imagined the key would be the same process nature uses ...
Materials Science
Feb 8, 2019
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