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silicon chip News
Laser, Microcomb Integrated on Single Scalable Chip
SANTA BARBARA, Calif., July 5, 2021 — A collaboration between John Bowers from the University of California, Santa Barbara (UCSB) and Tobias J. Kippenberg from École Polytechnique Fédérale de Lausanne (EPFL) has yielded an integrated on-chip semiconductor laser and resonator capable of producing a laser microcomb. The breakthrough builds on and upscales technology to support applications in optical communications, ultrafast lidar, neuromorphic computing, and the calibration of astrophysical
Development of Hybrid Silicon Lasers Takes Flight
WRIGHT-PATTERSON A.F.B., Ohio, April 15, 2021 — The Air Force Research Laboratory (AFRL) approved a Cooperative Research and Development Agreement with the Nanoelectronics Materials Branch and Iris Light Technologies that will focus on the development of hybrid silicon lasers. Success in getting...
Compact, Scalable Lidar Design Could Have Applications in Robotics, Health Care
SOUTHAMPTON, England, Feb. 12, 2021 — Researchers from the University of Southampton, in collaboration with a team from San Francisco-based nanotechnology company PointCloud Inc., developed a scalable 3D lidar imaging system that the collaborators said matches and exceeds the...
Electronic Cooling Technology Enables Miniaturization of Quantum Computers
ESPOO, Finland, April 16, 2020 — Researchers at VTT Technical Research Centre of Finland have successfully demonstrated a new electronic refrigeration technology that can enable major leaps in the development of quantum computers. Present quantum computers require large,...
Fraunhofer Spin-Off Develops Silicon Micro-Loudspeaker
DRESDEN, Germany, April 1, 2020 — The Fraunhofer IPMS spin-off company Arioso Systems GmbH has completed its first round of financing for its sound transducer principle for miniaturized headphones. Known as hearables, the micro-loudspeaker technology made from 100% silicon is based...
Team Develops High-Efficiency Laser Placed on Silicon Chips
JULICH, Germany, March 27, 2020 — Scientists from Forschungszentrum Jülich are one step closer to integrating lasers directly on silicon chips, allowing data to be transferred more quickly. Together with researchers from Centre de Nanosciences et de Nanotechnologies (C2N) in...
Researchers Build Chip-Size Particle Accelerator
STANFORD, Calif., Jan. 2, 2020 — For the first time, scientists at Stanford University and the SLAC National Accelerator Laboratory have created a silicon chip that can accelerate electrons using an infrared laser to deliver, at less than a hair’s width, the sort of energy...
Whispering-Gallery Device Could Improve Info Processing
ST. LOUIS, April 11, 2014 — A new whispering-gallery microcavity could lead to new and more powerful computers that run faster and at cooler temperatures.
Plasmons Show Useful Quantum Properties
PASADENA, Calif., April 4, 2014 — Surface plasmons could be a key piece of the ever-evolving quantum computing puzzle.
4096-Emitter Phased Array Lets Chips Steer Light
CAMBRIDGE, Mass., Jan. 10, 2013 — An array of 4096 optical antennas built on a single silicon chip can steer light in arbitrary directions, holding promise for applications such as holographic televisions and medical imaging devices that can be threaded through tiny blood vessels,...
Signals amplified by light alone
MINNEAPOLIS/ST. PAUL – The discovery that the force of light in a nanoscale switch is strong enough to move an optical waveguide without having to rely on the device’s mechanical structure could dramatically increase Internet download speeds while also consuming...
Silicon-erbium chip achieves 170 Gb/s
ENSCHEDE, Netherlands – The integration of silicon and an erbium-doped material on a single chip will amplify light at speeds up to 170 gigabits a second, says a doctoral student at the University of Twente who demonstrated a working prototype. On optical microchips, light...
Canada Develops Silicon Photonics ‘Action Plan’
QUEBEC CITY, Nov. 9, 2012 — A national action plan is under way to help Canadian companies exploit the commercial potential of silicon photonics — a market that is expected to grow to more than $2 billion by 2015.
Silicon could enable mass production of quantum computing
BRISTOL, UK – A new silicon-based approach to quantum computing could make the technology easier to mass-produce. Scientists at the University of Bristol’s Centre for Quantum Photonics, leading an international collaboration, made the leap from glass-based...
Optical Vortex Beams Emit on Silicon
BRISTOL, England, Oct. 18, 2012 — The smallest emitter of orbital angular momentum (OAM) light — light that travels in a twisting, corkscrew-like manner — was created on silicon. The chip is one thousand times smaller than any other such device reported to date and could be used in...
All-Optical Amplification of Signals
MINNEAPOLIS/ST. PAUL, Oct. 3, 2012 — The discovery that the force of light in a nanoscale switch is strong enough to move an optical waveguide without having to rely on the device’s mechanical structure could dramatically increase Internet download speeds while also consuming...
Silicon-Erbium Chip Achieves 170 Gb/s
ENSCHEDE, Netherlands, Sept. 21, 2012 — The integration of silicon and an erbium-doped material on a single chip will amplify light at speeds up to 170 gigabits a second, says a doctoral student at the University of Twente who demonstrated a working prototype. On optical microchips, light...
A Silicon-Based Approach to Quantum Computing
BRISTOL, England, Sept. 6, 2012 — A new silicon-based approach to quantum computing could make the technology easier to mass-produce. Scientists at the University of Bristol’s Centre for Quantum Photonics, leading an international collaboration, made the leap from glass-based...
Graphene-Silicon PICs for Low-Power Telecom
NEW YORK, July 16, 2012 — A one-carbon-atom-thick sheet of graphene has transformed a passive device into an active one that generates microwave photonic signals and performs parametric wavelength conversion at telecommunication wavelengths. This optical nonlinear behavior...
Laser built on a silicon chip
SINGAPORE – A laser with a novel micro-loop mirror design fabricated on a silicon chip uses III-V semiconductor materials – a step forward for high-speed optical communications and interconnects on electronic chips. Active optical fibers with silicon...
Laser Built on a Silicon Chip
SINGAPORE, April 2, 2012 — A laser with a novel mirror design was fabricated on a silicon chip using III-V semiconductor materials — a step toward forward for high-speed optical communications and interconnects on electronics chips.
Light isolated on photonic chips for next-gen computing
PASADENA, Calif. – A new technique that isolates light onto a photonic chip could pave the way for faster computers and reduced data loss when connected to the global fiber optic network. California Institute of Technology scientists have designed an optical...
Light Isolated on a Photonic Chip
PASADENA & SAN DIEGO, Calif., Aug. 5, 2011 — Information systems increasingly are relying on fiber optic networks carrying data via photons instead of electrons, but computer technology still relies heavily on electronic chips, which are slower and more prone to data loss than photonic chips....
‘Spincasting’ Could Influence Optics
RALEIGH, N.C., April 8, 2011 — A technique called “spincasting,” which uses centrifugal force to distribute a liquid onto a solid substrate, is being investigated with the hope that it can create thin films of nanoparticles on an underlying substrate for optics and...
Quantum Optical Chip Ramps Up Computing
BRISTOL, England, Sept. 16, 2010 — A new approach to computing that uses a quantum optical chip could soon be used to perform complex calculations that cannot be done by today’s computers, according to an international research group led by scientists from the University of...
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April 2024
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