(Phys.org)—Firefighters put their lives on the line in some of the most dangerous conditions on Earth. One of their greatest challenges, however, is seeing through thick veils of smoke and walls of flame to find people ...
Optics & Photonics
Feb 26, 2013
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The optical, electrical and mechanical properties of some materials change depending on the direction or orientation of the material. Depending on how wood is cut, for example, the orientation of the wood grain can result ...
Nanophysics
Jan 6, 2023
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(Phys.org) -- Researchers are edging toward the creation of new optical technologies using "nanostructured metamaterials" capable of ultra-efficient transmission of light, with potential applications including advanced solar ...
Nanophysics
May 24, 2012
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Today's Assyriology scholars study Sumerian and Babylonian cuneiform tablets with the help of digital photographs or handwritten copies of the texts, but ideally, they visit collections to see the tablets firsthand.
Engineering
May 24, 2011
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(Phys.org)—IBM announced today a major advance in the ability to use light instead of electrical signals to transmit information for future computing. The breakthrough technology – called "silicon nanophotonics" – allows ...
Optics & Photonics
Dec 10, 2012
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Researchers have shown that 3D laser printing can be used to fabricate a high-quality, complex polymer optical device directly on the end of an optical fiber. This type of micro-optical device—which has details smaller ...
Optics & Photonics
Oct 3, 2022
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387
A device about the size of a dime can manipulate living materials such as blood cells and entire small organisms, using sound waves, according to a team of bioengineers and biochemists from Penn State.
General Physics
Jun 29, 2012
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The universe is awash in terahertz (THz) waves, as harmless as they are abundant. But unlike other regions of the electromagnetic spectrum, THz has proven to be extremely difficult to manipulate in order to capture novel ...
Optics & Photonics
Jun 25, 2013
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In a recent leap forward for quantum computing and optical technologies, researchers have uncovered an important aspect of photon detection. Superconducting nanowire single-photon detectors (SNSPDs), pivotal in quantum communication ...
Optics & Photonics
Dec 29, 2023
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(Phys.org)—Over the past several years, major advances have been made at UCLA in the field of lens-less computational imaging technology, particularly in the design of lens-free holographic microscopes, which, because of ...
Optics & Photonics
Sep 5, 2012
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