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PRODUCTS_Materials, Chemicals, Coatings News
Light-Based and Lightweight, Aerogel Photocatalyst Enables Efficient Hydrogen Production
ZURICH, Dec. 22, 2021 — With appropriate pretreatment, aerogels could serve as efficient, visible light-active photocatalysts for industrial use. The Laboratory for Multifunctional Materials at ETH Zurich, headed by professor Markus Niederberger, demonstrated that nanoparticle-based aerogels can be doped with nitrogen to make them visible-light active for photocatalytic hydrogen (H2) production. The group works with aerogels composed of crystalline semiconductor nanoparticles. In its work, it surmised that if
Omega Optical Holdings Acquires Two Companies
BRATTLEBORO, Vt., Dec. 20, 2021 — Precision optics company Omega Optical Holdings has completed the acquisition of Evaporated Metal Films Corp (EMF) and Optometrics Corporation (Optometrics) from Dynasil Corporation of America. The businesses provide Omega with new capabilities...
AI Imaging Method Provides Biopsy-free Skin Diagnosis
LOS ANGELES, Nov. 30, 2021 — A deep learning-enabled imaging technology, developed by UCLA professor Aydogan Ozcan and colleagues, provides a noninvasive way to rapidly diagnose skin tumors, allowing earlier diagnosis of skin cancer. The technology bypasses reliance on skin...
Passive Radiative Cooler is Built Using Common Household Items
LOS ANGELES, Nov. 30, 2021 — Using “Scotch tape” and aluminum foil, engineers at UCLA built a passive radiative cooler that lowers outdoor temperatures without electricity or refrigerants. The team’s cooler design exhibits solar reflectance, long wavelength...
Structural Color Gives Sustainable Sparkle to Plant-Based Materials
CAMBRIDGE, England, Nov. 26, 2021 — Not all that glitters is gold and not all that’s glitter is good for the environment. Used to add sparkle to everything from cosmetics to Christmas ornaments, glitter is getting an environmentally friendly makeover from scientists at the...
Evaporation Model Shows Mechanistic Behaviors of Liquid Marbles
THUWAL, Saudi Arabia, Oct. 28, 2021 — Researchers from King Abdullah University of Science and Technology (KAUST) have introduced a framework for the evaporation behavior of liquid marbles — nonstick and hydrophobic particle-coated droplet structures. Liquid marbles’...
Biobased Method Could Extract Domestic Supply of Rare-Earth Elements
STATE COLLEGE, Pa., Oct. 26, 2021 — An eco-friendly way to extract and separate rare earth elements (REEs) from unconventional sources has been demonstrated by researchers at Penn State and Lawrence Livermore National Laboratory (LLNL). The method relies on a bacterial protein that is...
Thin Films of Chalcogenide Perovskites Set Stage for New Class of Semiconductors
CAMBRIDGE, Mass., Oct. 20, 2021 — High-quality thin films of BaZrS3 chalcogenide perovskites, developed by an MIT research team, show promise as a new semiconductor suitable for a range of applications, including solar and green lighting. The MIT researchers made the prototypical...
Enhancing Lanthanide-Doped Nanocrystal Upconversion Luminescence Could Improve Bioimaging, Displays
SINGAPORE, Oct. 11, 2021 — At the National University of Singapore (NUS), researchers amplified upconversion luminescence in protein-size lanthanide-doped nanocrystals. The group reconstructed the surface of the crystal to prevent surface-associated energy loss. Tests showed...
Photonics News: Week in Brief: 10/1/21
Oct 1, 2021 — ALBANY, N.Y. — AIM Photonics certified Synopsys Inc.’s IC Validator solution for the physical verification signoff of PICs. Synopsys, an electronic design automation company that focuses on silicon design and verification, said that its...
Laser Treatment Reduces Need for Hazardous Chemicals in Coatings Prep
OAK RIDGE, Tenn., Sept. 29, 2021 — Although highly regulated, the chemical pre-treatment processes used to prepare U.S. Department of Defense materials for protective coatings involve hazardous compounds that can harm one’s health and the environment. A laser-interference...
Foldable Display Material Protects Smartphones, Increases Flexibility
SEOUL, South Korea, Sept. 24, 2021 — A cover window for foldable IT devices designed by LG Chem uses newly developed coating technology to make the display surface as hard as glass and the folding parts of the display as flexible as plastic. The coating material protects the display...
HORIBA Partners with Covalent Metrology for Demo Lab
PISCATAWAY, N.J., Sept. 22, 2021 — HORIBA Scientific, a producer spectroscopy systems and solutions, has partnered with Covalent Metrology, a provider of analytical services, to expand access to chemical analysis and expertise. The companies have established the HORIBA Scientific...
Smart Coatings Change Color with Temperature
EINDHOVEN, Netherlands, Sept. 15, 2021 — A team led by Eindhoven University of Technology (TU/e) Ph.D. student Weixin Zhang has developed organic photonic coatings that change colors with changing temperatures. The smart coatings can be easily processed and scaled up.
3D-Printed Ink Produces Elements with Disparate Optical Effects
EINDHOVEN, Netherlands, Sept. 2, 2021 — A light-reflective, 3D-printable liquid crystal ink could make it possible to use cholesteric liquid crystal — a human-made material found in TVs and smartphones that possesses properties between liquids and solid crystals — to add...
Hybrid Additive Manufacturing Process Improves Coatings
AACHEN, Germany, Aug. 20, 2021 — A team at the Fraunhofer Institute for Production Technology (IPT) has introduced an additive manufacturing (AM) process that combines wire-based and powder-based laser cladding. According to the team, the hybrid process produces protective tool...
People in the News: 08/18/21
Aug 18, 2021 — FOOTHILL RANCH, Calif. — Dental laser company BIOLASE appointed three members to its board of directors. Kathleen T. O’Loughlin, Carol Gomez Summerhays, and Martha Somerman have joined the board, bringing the membership to nine. Michael...
Injectable Biosensors Convert Brain Activities into Detectable Optical Signals
WASHINGTON, D.C., July 30, 2021 — Technology for monitoring neuronal activity noninvasively could allow scientists to study the brain without the need for surgery or implanted devices. The newly developed nanotechnology, called NeuroSWARM3 by its inventors at the University of...
Plasma Coating Offers Cost-effective, Sustainable Alternative to Indium
SYDNEY, July 29, 2021 — Researchers from the University of Sydney have developed a low-cost, sustainable, and readily available technology that can dim the screens of electronic devices, antireflection automobile mirrors, and smart architectural windows at a fraction of...
Partners Fortify Relationship on Plastic Waveguides for XR Glasses
SUNNYVALE, Calif., July 22, 2021 — DigiLens Inc., a developer of holographic waveguides for augmented extended reality (XR) displays, is deepening its partnership with Mitsubishi Chemical Corp. (MCC) to bring to market the first-ever plastic waveguides for XR glasses at a...
Photonics News: Week in Brief: 07/09/21
Jul 9, 2021 — FREIBURG IM BREISGAU, Germany — Fraunhofer Energy Research opened a showroom called ENIQ: Energy Intelligence by Fraunhofer, on the EUREF-Campus in Berlin. The facility functions as an interactive educational platform. It has two rooms for...
Molecular Coating Outperforms Traditional Material to Improve Solar Cell Performance
THUWAL, Saudi Arabia, June 22, 2021 — Experiments showed that a coating just one molecule thick can significantly enhance the performance of an organic photovoltaic cell (OPV). In performance, the coating outperformed PEDOT:PSS, which is the leading material used for the same task. In...
Thin-Film Design Delivers Night-Vision Prototype Without the Bulk
CANBERRA, Australia, June 21, 2021 — An international team of researchers has developed a technology that allows people to see clearly in the dark. The technology is based on nanoscale crystals and has potential applications in defense and safety applications, such as night driving....
Fused Silica Phase Masks Enhance Laser Processing and Microscopy
Jun 1, 2021 — Phase masks and phase plates made of fused silica are used for a number of applications in the field of optics and photonics. Examples include diffractive masks used in laser micromachining or structured illumination, and for the generation of...
Ultralow-Loss Mirrors Boost Spectroscopy, Detection
VIENNA, May 21, 2021 — Collaborators from industry and academia have demonstrated high-performance laser mirrors in the mid-infrared range that absorb fewer than 10 out of a million photons. The achievement, enabled by recent advancements in optical coating technology,...
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May 2024
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