News tagged with integrated photonics
'Metamaterials,' quantum dots show promise for new technologies
(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 ...
May 24, 2012 |
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First proof of single atomic layer material with zero electrical resistance
A research group at the NIMS International Center for Materials Nanoarchitectonics (MANA) has proved that the electrical resistance of a metal single atomic layer on a silicon surface becomes zero by superconductivity.
Nov 24, 2011 |
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A passive alignment method offers an easy solution for fabricating integrated photonic circuits
The rise of computers in past decades was made possible largely thanks to the invention of the integrated circuit, a device that combines all necessary electronic components onto a single chip. In a similar ...
Nov 17, 2011 |
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Novel optical amplifier without the noise
Researchers in Sweden have succeeded in delivering an optical amplifier capable of amplifying light with extremely low noise. The study is published in the journal Nature Photonics.
Jul 08, 2011 |
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Silicon waveguide that converts polarization mode of light could speed up photonic circuits operation
Silicon is the dominant material for the fabrication of integrated circuits and is also becoming a popular material for making photonics circuits -- miniaturized circuits that use light instead of electronic ...
Jun 09, 2011 |
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Silicon, nitride LEDs integrated onto a single chip for one-bit digital counters
Silicon-based semiconductor devices dominate the microelectronics industry and are used for the fabrication of high density integrated circuits comprising of memory and processing devices. However, silicon ...
Mar 25, 2011 |
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Tiny 'on-chip detectors' count individual photons
A team of researchers has integrated tiny detectors capable of counting individual photons on computer chips. These detectors, called "single-photon avalanche diodes (SPAD)," act like mini Geiger counters, producing a "tick" ...
Mar 17, 2011 |
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Scientists report first monolithic terahertz solid-state transceiver
Sandia National Laboratories researchers have taken the first steps toward reducing the size and enhancing the functionality of devices in the terahertz (THz) frequency spectrum.
Jun 29, 2010 |
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European researchers make breakthrough in developing super-material graphene
(PhysOrg.com) -- A collaborative research project has brought the world a step closer to producing a new material on which future nanotechnology could be based. Researchers across Europe, including the UK's ...
Nanotechnology / Nanomaterials
Jan 19, 2010 |
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Discovery brings new type of fast computers closer to reality
Physicists at UC San Diego have successfully created speedy integrated circuits with particles called "excitons" that operate at commercially cold temperatures, bringing the possibility of a new type of extremely ...
Sep 27, 2009 |
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Catching the lightwave: Nano-mechanical sensors 'wired' by photonics
As researchers push towards detection of single molecules, single electron spins and the smallest amounts of mass and movement, Yale researchers have demonstrated silicon-based nanocantilevers, smaller than ...
Apr 26, 2009 |
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