By affixing nanoscale gold spheres onto a microscopic bead of glass, researchers have created a super-sensor that can detect even single samples of the smallest known viruses. The sensor uses a peculiar behavior of light ...
Nanophysics
Aug 24, 2012
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(Phys.org) -- Label free optical biosensors enable the monitoring of biomolecules and their interactions in often highly sensitive diagnostic assays. Several methods have been employed for this purpose, including Whispering ...
Nanophysics
Aug 17, 2012
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Visitors to Statuary Hall in the U.S. Capitol Building may have experienced a curious acoustic feature that allows a person to whisper softly at one side of the cavernous, half-domed room and for another on the other side ...
Nanomaterials
Feb 7, 2012
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Optics and photonics may one day revolutionize computer technology with the promise of light-speed calculations. Storing light as memory, however, requires devices known as microresonators, an emerging technology that cannot ...
Optics & Photonics
Dec 14, 2011
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Technology created by researchers at the Okinawa Institute of Science and Technology Graduate University (OIST) is literally shedding light on some of the smallest particles to detect their presence – and it's made from ...
Optics & Photonics
Jul 11, 2018
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Symmetry is the essential basis of nature, which gives rise to conservation laws. In comparison, the breaking of the symmetry is also indispensable for many phase transitions and nonreciprocal processes. Among various symmetry ...
Optics & Photonics
Jan 19, 2017
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22
Silicon, a semiconducting material, reveals new talents when reduced to nanoscopic dimensions. A joint team at the HZB Institute of Nanoarchitectures for Energy Conversion and the Max Planck Institute for the Science of Light ...
Nanophysics
Nov 30, 2015
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The anonymous thought-sharing app Whisper has hired a president and signed its 10th advertiser as it tests how to turn the attention of its 10 million monthly users into revenue.
Internet
May 5, 2015
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Can an app that people anonymously share confessions on, some of which become fodder for news stories, protect the users' identities? That's the issue surrounding Whisper this week.
Software
Oct 24, 2014
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