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Education News
Safe, Ingestible Fluorescent Silk Tags Authenticate Medications
WEST LAFAYETTE, Ind., April 22, 2022 — To help block the flow of counterfeit medications, researchers at Purdue University and the National Institute of Agricultural Sciences in South Korea developed edible fluorescent tags that can be coded and added to pills or liquid medicine. Each tag is made from photoluminescent natural biopolymers and contains an imperceptible matrix code of information about the pharmaceutical. The code can be read with a smartphone app. The timeliness of the development stems from supply chain issues
Glass-in-glass Fabrication Method Produces Complex Optics
WASHINGTON, D.C., April 21, 2022 — A manufacturing technique for creating microstructures by integrating two types of glass with different physical properties could provide a path to complex infrared (IR) optics to be used in spectroscopy, imaging, sensing, and other applications....
Laser-irradiated Coating Augments Nonsurgical Treatment of Obesity
WASHINGTON, D.C., April 19, 2022 — A multi-institutional research team in South Korea has enhanced the existing functionality of appetite-suppressing implants in the stomach with photodynamic therapy, coating such an implant with light-activated dye that kills cells that produce...
Lithography Technique Precisely Controls Nanodevice Feature Sizes
HONG KONG, April 19, 2022 — Researchers at the University of Hong Kong (HKU) developed an approach for nanodevice fabrication to increase the efficiency of building nanostructures that require spatially different dimensions. The researchers devised and demonstrated a...
European Initiatives Increase Access to Quantum Magnetometers
FREIBURG, Germany, April 18, 2021 — Researchers from six Fraunhofer institutes are working on two projects that aim to make quantum magnetometers — sensor devices that measure magnetic field — usable in industrial settings. Magnetometers are currently limited in such...
Funding to PhotonDelta Fast-Tracks Netherlands' Photonics Position
EINDHOVEN, Netherlands, April 14, 2022 — PhotonDelta, the Eindhoven, Netherlands-based integrated photonics ecosystem, has secured more than €1 billion in public and private investment to support semiconductor development and manufacturing in the Netherlands. The €1.1 billion...
Microfluidics Device 3D-Printing Innovates Biomedical Fabrication
PASADENA, Calif., April 14, 2022 — Researchers at the University of Southern California (USC) developed a printing technique that could provide the precision required to successfully 3D-print microfluidic channels on chips at a scale not previously seen. The technique is called in...
Protein-induced Apoptosis in Cancer Cells Protects Healthy Tissue
OKAYAMA, Japan, April 13, 2022 — A research group at Okayama University is working on a way to prevent healthy cells from incurring damage during cancer treatment. The group is developing a light-induced method for triggering cell apoptosis in targeted cells only, using a...
Microscope Marks Head-Mounted Advance Toward Treating Neurological Disorders
WASHINGTON, D.C., April 8, 2022 — Researchers from the University of Colorado Boulder, the University of Colorado Anschutz Medical Campus, and Arizona State University have developed a head-mounted, lightweight, fluorescence microscope that provides full 3D imaging and enhanced...
3D Printing Could Disrupt Status Quo of Optical Fiber Fabrication
HARBIN, China, April 7, 2022 — Researchers at Harbin Engineering University and the University of New South Wales demonstrated the additive manufacture of silica optical fiber preforms. According to the research team, additive manufacturing, also known as 3D printing, could...
Microlaser Achieves Optical Gain Via Spin-Helix Lasing
WARSAW, Poland, April 6, 2022 — A microlaser that is tunable in the range of 40 nm has been developed by researchers at the University of Warsaw, the Military University of Technology in Warsaw, and the University of Southampton. The broadly tunable laser emits two circularly...
Nonlinear Response in Diamond Defects Could Enable Nanosensors
TSUKUBA, Japan, April 1, 2022 — A nonlinear optical approach to temperature sensing, discovered by scientists at the University of Tsukuba and the Japan Advanced Institute of Science and Technology (JAIST), could expedite development of nanosize sensors for applications that...
Integrated Photonics-Based Memristor Could Link AI, Quantum Computing
VIENNA, March 31, 2022 — By developing a photonic quantum memristor, researchers at the University of Vienna, the National Research Council (CNR), and the Polytechnic University of Milan may have found a way to link artificial intelligence (AI) and quantum computing. The...
Photonic Correlator Processes Radio-Frequency Signals, Outperforms Digital Methods
WASHINGTON, D.C., March 31, 2022 — A team at the University of Grenoble Alpes-CNRS has created a radio-frequency (RF) correlator, based on a photonic platform, that is suitable for analog wideband RF signal processing and that enables the real-time calculation of RF signal...
Microsystems Innovator Marc P. Christensen Named President of Clarkson University
DALLAS, March 29, 2022 — Marc P. Christensen, dean of Southern Methodist University’s (SMU) Lyle School of Engineering and the Bobby B. Lyle Professor of Engineering Innovation, was named the 17th president of Clarkson University in Potsdam, N.Y. Marc P. Christensen....
Metasurface Helps to Conquer Counterfeiting
POHANG, South Korea, March 25, 2022 — Researchers at Pohang University of Science and Technology (POSTECH) have developed an anticounterfeiting and tampering prevention system using ultraviolet (UV) and visible light. The technology uses metasurfaces — it in fact resolves a...
Europium Molecular Crystals Clear a Path for Quantum Storage
PARIS, March 24, 2022 — Europium molecular crystals, a rare-earth-based material, could provide a robust platform for photonic quantum technologies. The work of a research team from the National Centre for Scientific Research (CNRS), the University of Strasbourg, Chimie...
Fluorescent Dye-Based Device Could Help Prevent Tooth Decay
SEATTLE, March 24, 2022 — An optical device in development at the University of Washington (UW) could help prevent tooth decay by identifying at-risk teeth before cavities have had a chance to start to develop. The prototype, called O-pH, uses a low-power light system and an...
Tunable Nanophotonic Interface Simplifies PIC Integration
CHICAGO, March 22, 2022 — A chiral nanophotonic interface developed by a research team at the University of Chicago could make photonic integrated circuits (PICs) easier to integrate into mapping systems, biosensors, and other technologies. The interface provides a way for...
Spectroscopy Method Measures Both Terahertz, Raman Fingerprint Regions
TOKYO, March 17, 2022 — A Raman spectroscopy technique called dual-detection impulsive vibrational spectroscopy (DIVS) by its developers at the University of Tokyo allows two types of vibrational signals to be measured concurrently. DIVS enables broadband detection over...
Chip-Based Lidar Packs the Pixels for Use in Vehicles, More
BERKELEY, Calif., March 16, 2022 — A research team led by professor Ming Wu at the University of California, Berkeley is developing a high-resolution, chip-based lidar system that could be used in a range of devices, from autonomous cars to smartphones. The researchers used a focal...
Efficient, Nano-Size Optical Computer Crunches Complex Data
NEW YORK, March 14, 2022 — A research team led by Andrea Alù at the City University of New York (CUNY) and Heedong Goh at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) developed a design for a nano-size, wave-based computer that solves...
Spectroscopy Deems Biexciton Binding Energy Usable in Electronics
MELBOURNE, Australia, March 10, 2022 — Researchers at Swinburne University of Technology used an advanced spectroscopy technique to quantify the energy required to bind two excitons into a biexciton state, reportedly for the first time. The Swinburne team collaborated with researchers at...
Photoacoustic Approach Improves on Detection Sensitivity
SHENZHEN, China, March 8, 2022 — Researchers at the Shenzhen Institute of Advanced Technology (SIAT) achieved deep, tumor-targeted, photoacoustic imaging without losing signal intensity or resolution. To control interference from background signals, they developed a reporter...
OCT Improves Process Stability During Laser Metal Deposition
AACHEN, Germany, March 1, 2022 — Researchers at the Fraunhofer Institute for Production Technology IPT, in collaboration with five industry partners, have equipped a laser metal deposition (LMD) system with an OCT system. The combination mechanism enabled the scientists to...
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