News tagged with optical
New laser -- it's a gas, gas, gas... sensor
23 hours ago |
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(PhysOrg.com) -- A new generation of optical sensors is enabling the development of robust, long-lasting, lighting-fast trace gas detectors for use in a wide range of industrial, security and domestic applications.
Nanoimaging in 3-D
Dec 01, 2009 |
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(PhysOrg.com) -- As technology shrinks ever smaller, interest in objects and devices on the nanoscale becomes more apparent. However, visualizing these objects in three dimensions comes with special challenges. ...
Lifelong memories linked to stable nerve connections
Medicine & Health / Neuroscience
Dec 03, 2009 |
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Our ability to learn new information and adapt to changes in our daily environment, as well as to retain lifelong memories, appears to lie in the minute junctions where nerve cells communicate, according to ...
All decked out: Networks of chitin filaments are integral components of diatom silica shells
Dec 01, 2009 |
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(PhysOrg.com) -- A whole microcosm of various bizarrely shaped life forms opens up when you look at diatoms, the primary component of ocean plankton, under a microscope. The regularly structured silica shells of these tiny ...
Selling chip makers on optical computing
Nov 24, 2009 |
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(PhysOrg.com) -- Computer chips that transmit data with light instead of electricity consume much less power than conventional chips, but so far, they've remained laboratory curiosities. Professors Vladimir ...
Small optical force can budge nanoscale objects
Nov 17, 2009 |
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(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.
Chemists get custom-designed microscopic particles to self-assemble in liquid crystal
Nov 25, 2009 |
5 / 5 (5) |
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(PhysOrg.com) -- The scientists anticipate their "LithoParticles" will have significant applications in photonics, optical communications and other areas.
Aircraft that can see for themselves (w/ Video)
Nov 14, 2009 |
4.6 / 5 (10) |
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(PhysOrg.com) -- Australian researchers have made two important advances in the development of unmanned aircraft capable of seeing for themselves as they fly fast and low over dangerous terrain.
Invisibility visualized: German team unveils new software for rendering cloaked objects
Nov 13, 2009 |
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(PhysOrg.com) -- Scientists and curiosity seekers who want to know what a partially or completely cloaked object would look like in real life can now get their wish -- virtually. A team of researchers at the ...
First Bose-Einstein condensation of strontium
Nov 09, 2009 |
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In an international first, scientists from the Institute of Quantum Optics and Quantum Information (IQOQI, Austria) produced a Bose-Einstein condensate of the alkaline-earth element strontium, thus narrowly ...
New nano color sorters from Molecular Foundry
Nov 12, 2009 |
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Berkeley Lab researchers have engineered a new class of bowtie-shaped devices that capture, filter and steer light at the nanoscale. These "nano-colorsorter" devices act as antennae to focus and sort light ...
Imaging a catalyst one atom at a time
Nanotechnology / Nanomaterials
Nov 09, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- The catalytic processes that facilitate the production of many chemicals and fuels could become much more environmentally friendly thanks to a breakthrough achieved by researchers from Lehigh ...
Counterfeit euros are detected with an optical mouse
Nov 17, 2009 |
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The sensor of some optical mice can be used to easily and cheaply detect counterfeit euros, according to a study published by Spanish researchers of the University of Lleida (UdL) in the scientific journal ...
Pushing light beyond its known limits
Nov 12, 2009 |
3.9 / 5 (18) |
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Scientists at the University of Adelaide have made a breakthrough that could change the world's thinking on what light is capable of.
NASA Provides Venerable Hubble Hardware to Smithsonian
Space & Earth / Space Exploration
Nov 19, 2009 |
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(PhysOrg.com) -- Two key instruments from NASA's Hubble Space Telescope have a new home in the Smithsonian's National Air and Space Museum in Washington after being returned to Earth aboard space shuttle Atlantis ...
