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photodetection News
Tunable Metasurface Senses Multidimensional Light-Field Information
BEIJING, Nov. 21, 2022 — Researchers led by professor Yuanmu Yang from the State Key Laboratory of Precision Measurement Technology and Instruments, Department of Precision Instruments, Tsinghua University have developed a near-infrared spectropolarimeter based on an...
Broadband Photodetector Opens Up Sensing Possibilities in Robotics
GLASGOW, Scotland, July 29, 2022 — Engineers at the University of Glasgow designed and developed a flexible, broadband photodetector that could be used in an electronic skin for robotics, as well as in other sectors. Such a photodetector-based skin could enable robots to perceive...
Infrared Metamaterial Absorber Shows Promise in Radiative Cooling
JILIN CITY, China, Feb. 10, 2022 — Researchers from the State Key Laboratory of Applied Optics, Changchun Institute of Optics, Fine Mechanics and Physics (CIOMP) of the Chinese Academy of Sciences (CAS) have proposed a broadband, polarization- and angle-insensitive metamaterial...
Low-cost SWIR Imager Shows Promise for Machine Vision
ST. GALLEN, Switzerland, Nov. 4, 2021 — A European research group has created a device for upconverting shortwave infrared (SWIR) to visible light. The team’s all-organic SWIR upconversion device consists of a SWIR-sensitive photodetector integrated with a visible light-emitting...
Photonic Device to Enable Bio Experiments in Space
BENGALURU, India, Sept. 9, 2021 — Researchers at the Indian Institute of Science (IISc) and the Indian Space Research Organization have developed a modular, self-contained device to cultivate micro-organisms. The work could enable biological research in outer space. Using an LED and...
Luminar to Acquire its Exclusive Lidar Chip Partner
ORLANDO, Fla., July 21, 2021 — Luminar Technologies Inc. is acquiring its exclusive InGaAs chip design partner and manufacturer, OptoGration Inc. The acquisition secures a key part of Luminar’s supply chain and enables deeper integration with its existing chip design...
Clinical, Commercial Applications Loom for Ultracompact On-Chip Spectrometer
NEW HAVEN, Conn., June 10, 2021 — An ultracompact, mid-infrared spectrometer that uses a 10-nm thick, single tunable black phosphorus photodetector shows promise as an on-chip device for sensing, surveillance, and spectral imaging. The device is the result of a collaboration among...
Electroluminescence at Terahertz Frequencies Brings Silicon QCLs into Focus
ZURICH, March 15, 2021 — An international research team based at the Institute for Quantum Electronics at ETH Zurich generated electrical light from a silicon-germanium (SiGe) semiconductor structure. That material is compatible with standard silicon device fabrication...
Low-light Photodetector Senses Shades from UV to NIR
MELBOURNE, Australia, Sept. 23, 2020 — Researchers at RMIT University (Australia) introduced a hyper-efficient broadband photodetector capable of imaging all shades of light between the UV and near-infrared ranges and is at least 1000× thinner than existing commercially available...
One Photon Per Pixel Produces 3-D Lidar Image
CAMBRIDGE, Mass., Dec. 4, 2013 — With the detection of a single photon from each pixel location, a new lidarlike system can gauge depth and produce 3-D images. The technique is expected to be broadly applicable to microscopy and remote sensing. Lidar rangefinders are commonly used...
Nanomaterial combinations enhance IR photodetection
TEMPE, Ariz. – Improved infrared photodetector technology that uses ultrathin layers of materials should have an impact on critical applications ranging from national defense to medical diagnostics. Arizona State University researchers have discovered how infrared...
Nanomaterial Combinations Enhance IR Photodetection
TEMPE, Ariz., Feb. 16, 2012 — Improved infrared photodetector technology that uses multiple ultrathin layers of materials should have an impact on critical applications ranging from national defense to medical diagnostics.
Plasmonic antenna enhances spectroscopic studies
HOUSTON – The need for technologies that can detect molecules with high sensitivity is important in many fields. For applications ranging from industrial safety to homeland security, single-molecule sensitivity would be a highly valuable tool. Now an optical...
Applications abound for newly licensed microLEDs
STRATHCLYDE, UK – Communications and life sciences can expect a boost from a newly formed company in Glasgow. In a spinout deal, the University of Strathclyde has formed mLED Ltd., a company dedicated to promoting its newly licensed microLEDs, dense arrays of up...
Coherent, SiOnyx Partner to Develop Black Silicon
SANTA CLARA, Calif., May 5, 2010 — Coherent Inc. and SiOnyx Inc. announced they will partner to evaluate and develop SiOnyx's black silicon material for solar applications. Black silicon offers a number of advantages for the solar industry, including reduction of cost, an increase in...
CMOS/CCD SENSORS
Sep 1, 2007 — Targeted to systems analysts and integrators, the 375-page volume CMOS/CCD Sensors and Camera Systems discusses pixels, datels,disels and resels; radiometry and photometry; and CCD fundamentals, including photodetection, array operation and...
Bright Future Predicted for Nanowire Photodetectors
SAN DIEGO, April 26, 2007 -- The geometry of semiconducting nanowires makes them uniquely suited for light detection, according to a new study that highlights the possibility of nanowire light detectors with single-photon sensitivity. Nanowires are crystalline fibers about...
'Touching' with Light: Optic Sphere Senses Environs
CAMBRIDGE, Mass., July 7, 2006 -- A sophisticated, lens-free optical system has been developed from a sphere of photodetecting fibers that can "sense" the optical properties of the surrounding space, detect the source of incoming light and has an unlimited field of view. The...
(18 results found)
April 2024
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