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Graphene-Based Sensor Can Be Tuned to Detect Substances HANGZHOU, China, Dec. 7, 2018 — A new sensor design makes use of the optoelectronic properties of graphene to enable simultaneous detection of multiple substances, including bacteria and other pathogens. The design is based on 2D graphene sheets, each just one atom thick, and was created by researchers at China Jiliang University. Using theoretical calculations and simulations, the researchers designed an array of nanoscale graphene disks. They introduced a small circular defect — an off-center hole — into
Real-Time Imaging Reveals Flexibility of Crystal Surfaces KYOTO, Japan, Dec. 6, 2018 — Images taken using an atomic force microscope have enabled researchers from Kyoto University’s Institute for Integrated Cell-Material Sciences (iCeMS) to observe, for the first time, the flexible and dynamic changes that occur on the surfaces...
Colloidal Quantum Dot, IR LEDs Are Highly Efficient BARCELONA, Spain, Dec. 5, 2018 — A composite material that is a strong light emitter as well as an efficient charge conductor — colloidal quantum dot (CQD) LEDs — has been developed by a team at the Institute of Photonic Sciences (ICFO). The nanocomposite system comprising IR CQDs...
Gas-Jet Lens Supports Refractive Optics in XUV Domain BERLIN, Dec. 3, 2018 — A new refractive lens, developed by scientists at the Max Born Institute (MBI), uses a jet of atoms to focus extreme UV (XUV) beams. The atom jet is used in place of glass, which is non-transparent in the XUV spectral region. In spite of a large...
Photonic Sensors Show Resilience Against Large Doses of Radiation GAITHERSBURG, Md., Nov. 29, 2018 — Researchers at the National Institute of Standards and Technology (NIST) have identified a class of silicon photonic sensors that could be effective in high-radiation environments because of their ability to withstand radiation doses. Results from...
Researchers Demonstrate Efficiency of Radical-Based OLEDs CAMBRIDGE, England, Nov. 27, 2018 — Radicals — semiconducting molecules with unpaired electrons — can be used to fabricate highly efficient OLEDs, according to scientists at the University of Cambridge and Jilin University. Using a luminescent radical emitter, the researchers...
Woodhouse Joins Shin-Etsu Silicones AKRON, Ohio, Nov. 20, 2018 — Shin-Etsu Silicones of America Inc. has appointed Brian Woodhouse the Southeast regional sales manager for its room-temperature vulcanizing (RTV) group. Woodhouse brings more than 20 years of technical chemical sales experience, most recently as the...
Perovskite-Based LEDs Achieve a New Efficiency Record CAMBRIDGE, England, Nov. 7, 2018 — A new efficiency record has been set for perovskite-based LEDs, according to researchers at the University of Cambridge. The researchers showed that by forming a composite layer of the perovskites together with a polymer, it was possible to achieve...
SQUARE Team Studies Light-Activated Materials for Building Multifunctional Qubits KARLSRUHE, Germany, Nov. 5, 2018 — One approach to quantum technology is based on materials whose quantum properties can be accessed and controlled optically. In an initiative called the Scalable Rare Earth Ion Quantum Computing Nodes (SQUARE) project, researchers at Karlsruhe...
Schunk Group Acquires Stake in OptoTech WETTENBERG, Germany, Nov. 5, 2018 — The Schunk Group is investing in the optical machinery manufacturer OptoTech and taking over 51 percent of the company shares. OptoTech manufactures and markets machinery, services, measurement technology, and coating systems, as well as software,...
Libercci Joins MicroCare NEW BRITAIN, Conn., Nov. 1, 2018 — Cleaning tool developer MicroCare Corp. has appointed Vince Libercci as regional sales manager for the eastern U.S. Libercci comes to MicroCare with more than 30 years of experience in account management and territory sales. He will focus on the...
US Navy Granted Patent for Metal Metamaterial CRANE, Ind., Oct. 30, 2018 — Ben Conley, an electro-optics engineer at the Naval Surface Warfare Center-Crane Division (NSWC-Crane), has developed a special metamaterial to bring full-spectrum IR to soldiers. Using metal metamaterial structures, Conley built an IR antenna that...
Endocon Uses GE Laser Technology for Hip Implant Removal HEIDELBERG, Germany, Oct. 29, 2018 — Using General Electric’s Additive Concept Laser Direct Metal Laser Melting (DMLM) technology, medical device developer Endocon GmbH has developed a 3D-printed surgical tool to improve and simplify the removal of hip implants. The implantation of...
Machine Learning Speeds Discovery of New Host Materials for LED Lighting HOUSTON, Oct. 24, 2018 — A new machine learning algorithm developed at the University of Houston predicted the properties of more than 100,000 compounds, in search of those most likely to be efficient phosphors for LED lighting. When the researchers synthesized and tested...
Deep Learning Approach Streamlines the Design of Metamaterials TEL AVIV, Israel, Oct. 24, 2018 — A technique for streamlining the process of designing and characterizing nanophotonic metamaterials, based on deep learning, could make the design, fabrication and characterization of these elements easier. A Tel Aviv University team has shown that...
Study Confirms Light-Induced Phase Changes Happen Differently, Results Could Be Used in Optoelectronics CAMBRIDGE, Mass., Oct. 20, 2018 — New research from the Massachusetts Institute of Technology (MIT) demonstrates that light-generated phase changes occur differently than phase changes triggered by temperature. While optically induced phase changes have been observed before, the...
Imaging Method Traces 3D-Printed Objects Back to Their Source BUFFALO, N.Y., Oct. 19, 2018 — A University at Buffalo research team has developed a method for tracing 3D-printed objects back to the machines that printed them. PrinTracker is a 3D-printer identification system that can precisely trace the printed physical object to its source...
FEFU Team Awarded Russian Material Grant for Manufacturing VLADIVOSTOK, Russia, Oct. 18, 2018 — A research team led by Denis Kosyanov at the Far Eastern Federal University (FEFU) has received grant funding from the Russian Foundation for Basic Research (RFBR) for developing and standardizing manufacturing processes for materials based on laser...
Corning Advanced Optics Unit Receives Raytheon Supplier Awards CORNING, N.Y., Oct. 4, 2018 — The advanced optics business unit of Corning Inc. has received two 2018 Supplier Excellence EPIC awards from Raytheon. One of the awards recognizes Corning’s Keene, N.H., manufacturing facility for contributions to Raytheon’s Multi-Spectral...
Agarwal Group Puts Spin on Photons PHILADEPHIA, Oct. 1, 2018 — The University of Pennsylvania's (Penn) Agarwal Group, headed by professor Ritesh Agarwal, seeks to understand how light interacts with small-scale nanostructures. The group then uses that understanding to engineer useful and innovative...
UTEP, Aconity3D Partner for 3D Printing Operations EL PASO, Texas, Sept. 28, 2018 — The University of Texas at El Paso (UTEP) will serve as the North American base of operations for Aconity3D, a producer of 3D printing equipment, under a new agreement announced by the two organizations. Aconity3D, based in Herzogenrath, Germany,...
Rice Researchers Investigate 2D Materials for Maximum Optical Response HOUSTON, Sept. 25, 2018 — Rice University scientists have used qualitative analytical modeling and first-principles calculations to determine the theoretical limit of the maximum optical response in 55 2D materials. Their study predicts 2D materials that could potentially be...
New Blue-Emitting Material Is Lead-Free, Highly Efficient TOKYO, Sept. 21, 2018 — A novel photoluminescent, lead-free, zero-dimensional (0D) material, designed by scientists at Tokyo Institute of Technology, could be used to fabricate thin films for quantum dots (QDs) and other nanotechnologies. The fabricated material, Cs3Cu2I5,...
Neural Networks Predict Crystal Stability SAN DIEGO, Sept. 21, 2018 — Researchers at the University of California, San Diego (UCSD) are using deep neural networks to predict the stability of materials in two classes of crystals: garnets and perovskites. They trained artificial neural networks to predict a...
Electron Spin Influences Energy Flow in Perovskites ERLANGEN, Germany, Sept. 20, 2018 — Physicists at Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) have shown that incoming light will cause the electrons in warm perovskites to rotate, thus influencing the direction of the flow of electrical current. “Two...
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