(Phys.org) —In photovoltaics, there is generally a trade-off in terms of semiconductor thickness, with thicker semiconductors offering better photon absorption and thinner ones offering higher charge carrier extraction ...
(PhysOrg.com) -- IBM scientists today unveiled a new chip technology that integrates electrical and optical devices on the same piece of silicon, enabling computer chips to communicate using pulses of light (instead of electrical ...
Electronics & Semiconductors
Dec 1, 2010
7
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(PhysOrg.com) -- IBM scientists today unveiled a significant step towards replacing electrical signals that communicate via copper wires between computer chips with tiny silicon circuits that communicate using pulses of light. ...
Optics & Photonics
Mar 3, 2010
4
1
A nanophotonics-based LiDAR technology developed by a POSTECH research team was presented as an invited paper in Nature Nanotechnology, the leading academic journal in the field of nanoscience and nanoengineering.
Nanophysics
May 17, 2021
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(PhysOrg.com) -- Researchers from the NIST Center for Nanoscale Science and Technology and the University of British Columbia have shown that the interaction between a light pulse and a light-absorbing object, including the ...
General Physics
Dec 29, 2011
23
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(Phys.org) —Researchers at King's College London have achieved previously unseen levels of control over the travelling direction of electromagnetic waves in waveguides. Their ground-breaking results could have far-reaching ...
Optics & Photonics
Apr 19, 2013
1
0
A team of MIT researchers has for the first time demonstrated a device based on a method that enables solar cells to break through a theoretically predicted ceiling on how much sunlight they can convert into electricity.
Energy & Green Tech
May 24, 2016
3
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(PhysOrg.com) -- "Carbon nanotubes have a lot of really nice properties that make them good for photonics," Laurent Vivien tells PhysOrg.com. Ever since the discovery that carbon nanotubes have photoluminescence when encapsulated ...
(PhysOrg.com) -- Because the new device, called a "spaser," is the first of its kind to emit visible light, it represents a critical component for possible future technologies based on "nanophotonic" circuitry, said Vladimir ...
Optics & Photonics
Aug 16, 2009
2
0
"There is a strong drive to make smaller and smaller devices," Hui Cao tells PhysOrg.com. "However, there are limitations to what we can do. We want faster devices than what we can get from electronics, so we are looking ...
