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ITMO Researchers Make Inroads in Optimizing Nanoparticles’ Response to Light
ST. PETERSBURG, Russia, May 23, 2019 — Physicists from ITMO University have discovered new features of dielectric nanoparticles’ optical response using an improved method for electromagnetic field analysis that can take into account more complex configurations of bias currents inside the objects.
Laser Beam Helps Protect Signal Proteins Used for Tissue Engineering
SEATTLE, May 22, 2019 — A University of Washington research group has used laser light to tether and untether signal proteins to the scaffolds used in tissue engineering. The signals that these proteins send to control cell migration, division, and differentiation are...
Image Spectrometer Captures and Calibrates Record Amounts of Data Rapidly
HOUSTON, May 21, 2019 — Researchers at Rice University have developed a compact, fiber-based image spectrometer for remote sensing. Called the Tunable Light-Guide Image Processing Snapshot Spectrometer (TuLIPSS), the device combines high spatial resolution with large...
Award Recipient Will Use Funding to Predict the Unexpected in Nano Fabrication
SANTA BARBARA, Calif., May 17, 2019 — The inconsistent performance of electronic and photonic integrated circuits is the focus of Early CAREER award recipient Zheng Zhang, an assistant professor at the University of California, Santa Barbara. Because the nanoscale fabrication process is...
Microfluidic Device with Fluorescent Sensor Detects Ebola
ROCHESTER, N.Y., May 15, 2019 — A faculty-researcher at Rochester Institute of Technology (RIT) has developed a prototype microdevice with biosensors that can detect the Ebola virus. The microfluidic device is an automated chip with a highly sensitive fluorescence sensing unit...
Researchers Add Luminescence to Graphene
CÓRDOBA, Spain, May 15, 2019 — Researchers from the University of Córdoba have discovered a way to add the quality of luminescence to graphene. The researchers were able to incorporate luminescence into graphene without affecting its other properties, thus safeguarding the...
Improved Sensing with Exceptional Surfaces
HOUGHTON, Mich., May 14, 2019 — The ability to optically detect nanoparticles and single molecules could be improved by introducing a sensor that is based on surfaces consisting of highly sensitive exceptional points (EPs), according to research performed by Michigan Technological...
Photonic Neural Network Can Store, Process Information Similarly to Human Brain
MÜNSTER, Germany, May 13, 2019 — A new microchip contains a network of artificial neurons that works with light and can imitate the behavior of the human brain’s neurons and synapses. A research team from the University of Münster, University of Oxford, and University of Exeter...
Nanopixels Could Be Used for Creating Building-Size Displays
CAMBRIDGE, England, May 13, 2019 — Nanopixels that are 1 million times smaller than those being used in smartphones today have been constructed from gold nanoparticles encapsulated in a conductive polymer shell. The tiny pixels, developed by scientists at the University of Cambridge,...
Color-Tuning Technique Uses a Single LED
BETHLEHEM, Pa., May 10, 2019 — In active LED displays, different colors are produced by three to four individual LEDs that are placed close to each other to create the different colors needed to make up the full color spectrum. An international research team has demonstrated that...
Better Understanding of Photoswitch Pathway Could Lead to New Applications
GRONINGEN, Netherlands, May 10, 2019 — A photoswitching scaffold called Donor-Acceptor Stenhouse Adducts (DASAs) has shown exceptional versatility and could expand the functionality and use of molecular switches. Scientists from the University of Groningen worked with colleagues from the...
Near-UV Light Could Reduce Bird Collisions with Power Lines by 98%
FORT COLLINS, Colo., May 10, 2019 — To prevent sandhill cranes from colliding with power lines as they fly to roosting sites, scientists at EDM International mounted UV lights on power lines’ supporting structures and shined the lights on the lines at night. EDM tested the...
New Nanodevice Generates 3× More Voltage than Classic Nanoantennas
SAN LUIS POTOSÍ, Mexico, May 9, 2019 — A nanodevice for harvesting solar energy, called an evolutive dipole nanoantenna (EDN), has demonstrated the ability to generate a thermoelectric voltage up to 3× larger than a classic dipole nanoantenna (CDN). The EDN could be used in applications...
All-Fiber Device Could Enable Free-Space-Based Quantum Key Distribution
PADUA, Italy, May 8, 2019 — Researchers from the University of Padova have developed an all-fiber device to generate the quantum states necessary for quantum key distribution (QKD), a method of protecting data that uses quantum properties of light, such as polarization, to...
New Sensor Measures Light Particles Nondestructively
INNSBRUCK, Austria, May 8, 2019 — Researchers at the University of Innsbruck have demonstrated a method for measuring visible light particles nondestructively. The method could be used to investigate the quantum properties of light. The team placed an ionized calcium atom between...
Graphene-Based Logic Gate Shows Promise for Quantum Computing
VIENNA, May 7, 2019 — Physicists from the University of Vienna and the Institute of Photonic Sciences have shown that graphene structures can be tailored to enable single photons to interact with one another. Their findings have led them to propose a new potential...
Optically Invisible Antennas Could Empower 5G Devices
POHANG, South Korea, May 7, 2019 — Researchers at Pohang University of Science & Technology (POSTECH) developed a way to build optically invisible antennas that could be embedded within superresolution displays. The Antenna-on-Display (AoD) technology could provide an alternative...
Holographic Technique Can Encode Information at Nanoscale
LAUSANNE, Switzerland, May 6, 2019 — Researchers at École Polytechnique Fédérale de Lausanne (ÉPFL) have developed a method to see how light behaves on the nanoscale, well beyond wavelength limitations. When the method is used with an ultrafast electron...
Understanding the Flow of Angular Momentum for Improved Data Storage
BERLIN, May 3, 2019 — A team led by scientists at Max Born Institute for Nonlinear Optics and Short Pulse Spectroscopy (MBI) sought to better understand the flow of angular momentum during ultrafast optical demagnetization in a ferromagnetic material. Working with...
Study of Laser-Plasma Interactions Moves Forward with 3D Simulation Tool
BERKELEY, Calif., and PARIS, May 2, 2019 — Researchers from Lawrence Berkeley National Laboratory (Berkeley Lab) and CEA Saclay simulated laser/plasma coupling mechanisms using a new 3D particle-in-cell simulation tool. A more detailed understanding of laser/plasma interactions could...
NIST Study Will Help Industry Understand and Use Laser Welding
GAITHERSBURG, Md., May 2, 2019 — A better understanding of the interaction between laser and metal could give industry more control over laser welding, according to a three-year study in laser welding conducted by the National Institute of Standards and Technology (NIST). The data...
New Red Phosphor Could Make LEDs More Energy-Efficient
INNSBRUCK, Austria, May 2, 2019 — A team at the University of Innsbruck, in cooperation with OSRAM Opto Semiconductors, has synthesized a new high-performing red phosphor for LEDs that could make LED lighting more energy-efficient. The new phosphor, called SALON by the researchers,...
RIT Professor to Develop Diffractive Solar Sails
ROCHESTER, N.Y., May 1, 2019 — A new approach to solar sail design using diffractive optics could be the key to helping spacecraft photograph the poles of the sun for the first time. Over the next two years, Rochester Institute of Technology (RIT) professor Grover Swartzlander...
Efficiency of Quantum Memory Gets a Boost
HONG KONG, April 30, 2019 — Quantum memory efficiency, an essential component for quantum computers, is the focus of joint research from the Hong Kong University of Science and Technology (HKUST), South China Normal University (SCNU), and Nanjing University. The research team...
Hubble Shows Universe Expanding Faster than Expected
BALTIMORE, April 30, 2019 — New measurements from NASA’s Hubble Space Telescope show that the universe is expanding about 9% faster than expected. A team led by professor Adam Riess at Johns Hopkins University used a new method, called DASH for Drift and Shift, for capturing...

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