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RESEARCH & TECHNOLOGY NEWS
Discovery Could Enable Large-Scale Quantum Photonics BRISTOL, England, May 22, 2020 — An integrated photon source with the potential to deliver large-scale quantum photonics has been developed by physicists at the University of Bristol. Integrated quantum photonics is a promising platform for developing quantum technologies due to its capacity to generate and control photons in miniaturized optical circuits. Leveraging the mature CMOS silicon industry for the fabrication of integrated devices would enable circuits with the equivalent of thousands of optical fibers and
Active Substance Optically Manipulates Component of Cytoskeleton JENA, Germany, May 22, 2020 — An international research team from Jena, Munich, and New York has used photopharmacology — the use of light to switch the effect of drugs on and off — to control actin, a component of cells that was previously considered inaccessible....
Metamaterial Can Change Optical Properties, Become Invisible or Reflective in IR Spectrum ST. PETERSBURG, Russia, May 21, 2020 — Researchers at ITMO University and the University of Exeter have developed a metamaterial capable of changing its optical properties without any mechanical input. The new metamaterial could improve the reliability of complex optical devices while...
Inventing the World’s First Continuous-Wave Laser MURRAY HILL, N.J., May 21, 2020 — In December 1960, the helium-neon (HeNe) laser, the first laser to generate a continuous beam of light at 1.15 μm, was demonstrated by Ali Javan, William Bennett Jr., and Donald Herriott of Bell Labs. In the 60 years following its invention, the...
UCI Physicists Exploring Use of Blu-Ray Disc Lasers to Kill COVID-19 IRVINE, Calif., May 21, 2020 — A team led by physicist Chris Barty of the University of California, Irvine is researching the use of diodes from Blu-ray digital videodisc devices as deep-ultraviolet laser photon sources to rapidly disinfect surfaces and indoor air. Barty, UCI...
Research Group Develops Thermo-Photoluminescence for Rapid Imaging and Measurement SICHUAN, China, May 20, 2020 — Today, the most common optical technique for imaging and measurement of thermal conductivity of semiconductors is time-domain thermoreflectance (TDTR), in which a femtosecond pump pulse is used to heat up the sample through a metal film. While...
Researchers at Swiss National Science Foundation Develop Monitoring Tool Using Optical Fibers BERN, Switzerland, May 20, 2020 — Swiss National Science Foundation professor Fabian Walter has come up with a new glacier monitoring tool in the form of optical fibers. The fibers are capable of monitoring entire glaciers. Due to seismometers’ difficulty being installed in...
Scientists Apply Raman Spectroscopy to COVID-19 Testing FLAGSTAFF, Ariz., May 19, 2020 — One of the most challenging aspects of the COVID-19 pandemic has been the lack of testing needed to detect and trace infections. Many tests use biochemicals that can be expensive and difficult to produce. These tests can require long turnaround...
Engineers Adapt 2D Sandwich for Surface-Enhanced Raman Spectroscopy HOUSTON, May 18, 2020 — Tests at Rice University’s Brown School of Engineering of a two-dimensional Janus compound showed it could be an effective and universal platform for improving the detection of biomolecules via surface-enhanced Raman spectroscopy (SERS)....
A History of the VCSEL TOKYO, May 18, 2020 — The VCSEL was invented in 1977 by Kenichi Iga. VCSELs are used in myriad applications, such as cellphone security, optical communication, computer mice, gas sensing, optical clocks, laser pumping, and others. Iga was awarded the 2013 Franklin...
Laser-Cooled YbOH Molecules Could Support New Discoveries in Physics CAMBRIDGE, Mass., May 15, 2020 — Researchers at Harvard University and Arizona State University have demonstrated laser cooling of polyatomic YbOH molecules, in a first step toward using these molecules to make precision measurements of the electron’s electric dipole moment...
TB Bacteria Measured with Light and Sound ST. ANDREWS, Scotland, May 15, 2020 — A U.K.-wide research team, led by the School of Physics and Astronomy and the School of Medicine at the University of St Andrews, has developed an innovative way to monitor the reaction of living bacteria to antibiotics by using lasers and sound....
Photoacoustic Imaging with Robotic Visual Servoing Could Enable Safer Cardiac Interventions BALTIMORE, May 15, 2020 — Researchers at Johns Hopkins University investigated how photoacoustic imaging could be used during cardiac interventions to reduce radiation exposure caused by conventional medical imaging techniques. In an intervention, a catheter is inserted into...
VTT Launches Plan to Build Finland’s First Quantum Computer ESPOO, Finland, May 15, 2020 — To help position Finland and Europe at the forefront of quantum computing technologies, VTT Technical Research Centre is undertaking a three-phase project to build Finland’s first quantum computer. The goal of phase one is to build a computer...
SCAPE Microscopy Captures Image of Odor Detection NEW YORK, May 14, 2020 — The olfactory system that lets mammals detect and identify odors starts with a wide array of G-protein-coupled receptors (GPCRs), which are located on olfactory sensory neurons (OSNs) that comprise the olfactory epithelium, a thin layer of tissue...
Imaging Technology Allows Superresolution of Nanoscale Structures Inside Whole Cells WEST LAFAYETTE, Ind., May 11, 2020 — Purdue University researchers have developed a technology that enables 3D superresolution imaging inside whole-cell or tissue specimens. The technology allows scientists to locate the positions of biomolecules inside whole cells and tissues with a...
Technique Reveals Contagion Spread from Improper PPE Use BOCA RATON, Fla., May 8, 2020 — A physician from Florida Atlantic University’s Schmidt College of Medicine and collaborators from the University of Arizona College of Medicine-Tucson and the Indiana University School of Medicine have discovered the presence of fluorescent...
US Space Program Milestone Leads to One of the Longest Laser Experiments in History WASHINGTON, D.C., May 8, 2020 — July 20, 1969, a historic day for the Apollo space program, was also the start of a laser experiment that is still going strong more than 50 years later. The ongoing lunar laser ranging experiment, also known as the Apollo reflector experiment,...
A Laser History of Lincoln Laboratory, Part 2 LEXINGTON, Mass., May 6, 2020 — The MIT Lincoln Laboratory has been the site of numerous discoveries and has yielded some incredibly important technologies — many of them based on lasers. The Firepond wideband laser radar (ladar) successfully collected the first...
Copper-Based Material Could Lead to Inexpensive, High-Yield OLEDs VILLIGEN, Switzerland, May 5, 2020 — At the Paul Scherrer Institute (PSI), researchers have discovered a green luminescent substance that could enable OLEDs to deliver high light yields inexpensively and on a large scale. Many of the materials that have been considered for OLEDs...
A Laser History of Lincoln Laboratory, Part 1 LEXINGTON, Mass., May 4, 2020 — The MIT Lincoln Laboratory has been the site of numerous discoveries and has yielded some incredibly important technologies — among them, lasers. In the fall of 1962, the laboratory demonstrated a gallium arsenide (GaAs) laser, which was...
Photocatalysis Could Be Used to Inactivate Coronaviruses HOUSTON, May 1, 2020 — Rice University researchers plan to reconfigure their wastewater-treatment technology to capture and deactivate the virus that causes COVID-19. Their chemical-free nanotechnology, introduced earlier this year as a way to kill bacterial...
Light-Emitting Nanosensors Track Chemical Signals in Plants CAMBRIDGE, Mass., April 30, 2020 — An international research team led by Tedrick Lew and Michael Strano at the Massachusetts Institute of Technology have created a new device for observing variations in waves of hydrogen peroxide as they pass through the tissues of different species...
High-Quality Copper Oxide Crystals Synthesized for Quantum Photonics STOCKHOLM, April 30, 2020 — Researchers from KTH Royal Institute of Technology report that they have developed a scalable production method for cuprous oxide (Cu2O) micrometer-size crystals. Also involved in the study were the Institute of Solid State Physics; Graz University...
Color-Measuring Device to Expedite Manufacturing WEST LAFAYETTE, Ind., April 29, 2020 — A method using the color intensity of light to measure chemical concentrations may soon help speed the processes for developing medications, printers, and other products. A team from Purdue University created the new approach for using a...
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