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education News
STMicroelectronics Makes Metasurface Tech from Metalenz Available to Consumers: Week in Brief: 06/10/22
NEW YORK, June 10, 2022 — S&P Dow Jones Indices announced that ON Semiconductor will replace IPG Photonics in the S&P 500. IPG Photonics will replace Yelp Inc. in the S&P MidCap 400. SANTA CLARA, Calif. — Integrated photonics company ANELLO Photonics released its Optical Gyroscope and Global Navigation Satellite System (GNSS)/Inertial Navigation System Evaluation Kit (EVK) for Autonomous Applications. Powered by the company’s optical gyroscope technology and Sensor Fusion Engine, the
Interferometry Provides Basis for LWIR Remote Thermal Imaging
PERTH, Australia, June 9, 2022 — Prototypes of microelectromechanical systems (MEMS)-based, fixed-cavity Fabry-Pérot interferometers (FPIs), developed by researchers at the University of Western Australia, could be used to enable lightweight, field-portable spectroscopic...
Fraunhofer Tests Lasers for Magnetic Field-Based Diagnostics
FREIBURG, Germany, June 8, 2022 — Researchers from the Fraunhofer Institute for Applied Solid State Physics (Fraunhofer IAF) demonstrated the principle of laser threshold magnetometry for the first time, they said. The Fraunhofer team is working to develop diamond-based laser...
Widened 3D Field of View Enhances OCT Diagnostic Imaging
WASHINGTON, D.C., June 8, 2022 — Researchers at Duke University developed an optical coherence tomography (OCT) technique that delivers high contrast and high resolution over a wide, 3D field of view. The enhanced OCT technique, called 3D optical coherence refraction tomography (3D...
Xanadu Brings Quantum Advantage to the People
TORONTO, June 3, 2022 — Quantum technology company Xanadu demonstrated quantum computational advantage using its Borealis photonic quantum computer. Borealis features 216 squeezed-state qubits, and it was demonstrated to outperform classical supercomputers in the...
Liquid Silica Resin Optimizes 3D Printing for Complex Micro-Optics
TUCSON, Ariz., June 1, 2022 — A liquid silica resin (LSR) developed by researchers at the University of Arizona has proven successful as a 3D-printing medium for complex micro-optics. The organic-inorganic hybrid material has shown high curing speeds, better mechanical...
Materials-Based Solution Accelerates Photonic Computing
ORLANDO, Fla., May 31, 2022 — Researchers at the University of Central Florida (UCF) have introduced a previously undescribed class of topological insulators. The researchers increased the speed and efficiency of light as it flows through photonic circuits, in a demonstration...
CMOS-Compatible Photodetector Spurs Possibilities in e-SWIR Band
MONTREAL, May 27, 2022 — High-bandwidth germanium-tin (GeSn) photodetectors, developed by a team at Polytechnique Montréal to support CMOS-compatible technologies in the extended shortwave infrared (e-SWIR) wavelength, could open the way for applications in ultrafast...
Photoacoustic System Enables Real-Time Neurovascular Imaging
DURHAM, N.C., May 27, 2022 — A photoacoustic imaging tool developed by Duke University researchers accommodates the need for both speed and comprehensive detail in neurovascular imaging. The imaging modality enables an approach to visualize whole-brain hemodynamics and...
Microscopy Methods Pair to Advance Nanoscale Superresolution Imaging
PITTSBURGH, May 24, 2022 — Researchers combined stimulated Raman scattering (SRS) with expansion microscopy to develop a single microscopy technique that achieves superresolution vibrational imaging at the nanoscale. A team from Carnegie Mellon and Columbia universities...
Researchers Deploy Metasurface Tech to Design of Encryption Devices
WASHINGTON, D.C., May 24, 2022 — Researchers from the University of St. Andrews in Scotland have developed a metasurface-based device that produces multiple distinct holographic images depending on the surrounding medium and the wavelength of light used. The ability to store...
Fluorescence Sensing Identifies Cancer Indicators in the Brain
MÜNSTER, Germany, May 19, 2022 — Researchers at the University Hospital Münster and Paris-Saclay University established a method to correct for artifacts caused by changes in blood flow, and recorded cell-specific lactate levels in rat brains using fluorescence signals from...
Action-Packed Trailer Kicks Off International Day of Light 2022
BELLINGHAM, Wash., May 16, 2022 — Three photonics professional societies partnered to kick off the International Day of Light, May 16, with a stylized trailer for a movie titled “Day of Light.” In the trailer, a diverse group of problem-solvers tackles some of the most...
Perovskite Optoelectronic Logic Gates Activate Sensor Platforms
SEOUL, South Korea, May 16, 2022 — Researchers at the Korea Institute of Science and Technology (KIST) and the Gwangju Institute of Science and Technology (GIST) designed an optoelectronic logic gate (OELG) made from organic-inorganic perovskite photodiodes. The OELG architecture...
Liquid Crystal-Based Devices Manipulate Light with Flat Optics to Uncover Hidden Images
WASHINGTON, D.C., May 13, 2022 — An ancient optical illusion has been updated using the flat optics of today to create a device that reveals a hidden image when light is shined on it. Developed at the University of Ottawa, the magic window is a liquid crystal (LC)-based device that...
Self-Cleaning Optical Fiber Generates Supercontinuum Light Sources
TAMPERE, Finland, May 11, 2022 — Researchers at Tampere University collaborated with colleagues at the University of Warsaw and the University of Burgundy France-Comté to create a supercontinuum light source in the mid-infrared, using a nonsilica, graded-index, multimode...
Topological Cavity Widens Functionality of Surface-Emitting Lasers
BEIJING, May 10, 2022 — Researchers at the Institute of Physics of the Chinese Academy of Sciences have incorporated a topological cavity into the design of a surface-emitting laser to create a device that addresses the challenge of simultaneously increasing output power...
Metalens Cuts Complexities for Semiconductor Manufacturing
HOUSTON, May 9, 2022 — Rice University researchers have developed a metalens that transforms incoming longwave UV light (UVA) into a focused output of vacuum UV (VUV) radiation. VUV is used in semiconductor manufacturing, photochemistry, and materials science....
Team Looks to the LWIR to Fabricate Achromatic Metalens
CHANGCHUN, China, May 9, 2022 — Researchers from the Changchun Institute of Optics, Fine Mechanics and Physics of the Chinese Academy of Sciences demonstrated a broadband achromatic metalens with a numerical aperture of 0.32. The demonstration stemmed from a general method,...
High-Precision Dual-Comb Sensing Method Keeps Compact Footprint
CHANGCHUN, China, May 5, 2022 — Dual-comb photothermal spectroscopy (DC-PTS), demonstrated for the first time by a joint team from the Chinese University of Hong Kong and the Changchun Institute of Optics, Fine Mechanics and Physics (CIOMP), could provide a highly sensitive...
Internal Reflection-Based Microscopy Images Single Protein
PHOENIX, May 5, 2022 — A team from Arizona State University (ASU) has introduced evanescent scattering microscopy (ESM), a label-free method for sensitive imaging of biomolecules, including proteins. The single-molecule microscopy technique is based on total internal...
Achromatic X-Ray Lens Opens Pathways in Microscopy, Access to Light Sources
VILLIGEN, Switzerland, May 4, 2022 — Scientists at Paul Scherrer Institute (PSI) developed an achromatic lens for x-rays that allows x-ray beams to be accurately focused on a single point even if they have different wavelengths. The lens will make it easier to study nanostructures with...
AR Coating Technique Streamlines 3D-Printed Micro-Optics
WASHINGTON, D.C., May 3, 2022 — Researchers at the University of Stuttgart have developed a low-temperature atomic layer deposition (ALD) technique for applying antireflective (AR) coatings to lens surfaces in multi-lens systems. The technique could reduce reflectivity and enhance...
Noninvasive Imaging Method Measures Below the Diffraction Limit
WASHINGTON, D.C., April 29, 2022 — A label-free microscopy technique developed by researchers at the University of Graz enables noninvasive, sub-diffraction-limit imaging of nanostructures. The all-linear, optical far-field measurement and imaging technique measures the position and...
Remote Sensing, Neural Networks Combine to Measure Tree Height
ZURICH, April 29, 2022 — Scientists at ETH Zurich’s EcoVision Lab have developed a deep learning framework to map treetop height globally at high resolution, using publicly available optical satellite images as input. The Global Canopy Height Map is the first map of...
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May 2024
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