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Research & Technology News
Bioprinting System Uses Light Sheet Lithography for Living Tissue
FRANKFURT, Germany, June 3, 2019 — A European consortium is developing a lithography method for bioprinting tissue and organs that uses light sheet illumination and photosensitive hydrogels mixed with living cells. The project, coordinated by Elena Martinez from the Institute for Bioengineering of Catalonia (IBEC) and involving work taking place at the Goethe University, is called BRIGHTER for “bioprinting by light sheet lithography: engineering complex tissues with high resolution at high speed.” The
Deep Neural Network Guides Drone to Smooth Landing
PASADENA, Calif., June 3, 2019 — Researchers at the California Institute of Technology (Caltech) have collaborated on a system that uses a deep neural network (DNN) to help autonomous drones “learn” how to land more safely and quickly, while consuming less power. The...
Organic Laser Diode Suppresses Losses, Lowers Electricity Requirements
FUKUOKA, Japan, June 3, 2019 — Lasing by direct electrical stimulation of an organic film is possible, according to researchers at Kyushu University, who have demonstrated a laser diode based on organic semiconductors. Organic laser diodes produce a pure light, but they require...
AI-Driven Imaging System Protects Photo and Video Authenticity End-to-End
BROOKLYN, N.Y., May 31, 2019 — To thwart sophisticated methods of altering photos and video, researchers at the New York University Tandon School of Engineering (NYU Tandon) have developed an experimental technique to authenticate images throughout the entire pipeline, from...
Thin Films Could Support Single-Photon Emission for Quantum Computing
LOS ALAMOS, N.M., May 30, 2019 — Efforts to create reliable light-based quantum computing and quantum key distribution for cybersecurity could benefit from a Los Alamos National Laboratory study that demonstrates a new method for creating thin films to control single-photon...
Solar Power Data Set Could Help Make Power Grids More Reliable
CANBERRA, Australia, May 31, 2019 — Engineers from the Australian National University (ANU) and Fraunhofer Institute for Solar Energy Systems ISE have created a data set from 1287 residential installations of PV systems across Australia and have made this data set freely available....
Light Produces Electricity Where Saltwater and Freshwater Meet
LAUSANNE, Switzerland, May 31, 2019 — A group of École Polytechnique Fédérale de Lausanne (EPFL) researchers has demonstrated that light can be used to optimize the production of osmotic power, or blue energy, at river estuaries. The researchers created a system...
Laguerre-Gaussian Mode Sorter Could Improve Internet Speeds and Image Quality
BRISBANE, Australia, May 28, 2019 — A new optical device that splits light beams into modes, with each mode acting as an independent channel of information, could be used to pack hundreds of modes into a single optical fiber, increasing the amount of information that the fiber can...
New type of Computing Uses Photopolymers and Light
HAMILTON, Ontario, May 28, 2019 — A new type of computing, developed by researchers at McMaster University, uses a single-component, light-responsive system to perform computing operations without relying on external electrical power or processors. The computing operation is...
Quantum Dots Enhance Stability of Perovskites for Solar Power
TORONTO, May 27, 2019 — A team from the University of Toronto is researching materials that could enhance the solar-harvesting potential of silicon by absorbing wavelengths of light that silicon does not absorb. The researchers have demonstrated that perovskite crystals...
Quantum Interferometry Reveals How Coherent Phonons Are Generated
TOKYO, May 24, 2019 — Scientists at Tokyo Institute of Technology and Keio University wanted to investigate ways to store, move, and process information at exponential speeds using heat and noise (also known as waste vibrations). To do so, they studied the excitation and...
Superfast Computing Method Uses Terahertz Light Pulses
LANCASTER, England, May 24, 2019 — An international team has discovered how to perform superfast data processing using light pulses instead of electricity. The team used magnets to create faster data processing speeds without incurring high energy costs. Traditionally in magnetic...
Light, Nanotechnology Could Prevent Bacterial Infections in Implants
BARCELONA, Spain, May 24, 2019 — Researchers have devised a novel technique that uses nanotechnology and photonics to dramatically improve the performance of medical meshes for surgical implants and help prevent antibiotic-resistant bacteria.
New Lens Fabrication Technique Uses Magnetic Liquid Molds
PULLMAN, Wash., May 23, 2019 — Researchers from Washington State University and Ohio State University have developed an inexpensive way to make custom lenses. They developed soft, deformable molds from droplets that can be manipulated with magnets to create lenses in a variety of...
Tandem Perovskite Solar Cell Demonstrates Efficiency of About 23%
TOLEDO, Ohio, May 23, 2019 — A high-efficiency tandem perovskite solar cell could be ready for use in full-sized solar panels in the consumer market in the near future, said scientists at the University of Toledo, who are collaborating with the U.S. Department of Energy’s...
Integrated Photonics Focus of AIM Summer Academy at MIT
CAMBRIDGE, Mass., May 22, 2019 — AIM Summer Academy 2019 has opened registration for its weeklong “photonics boot camp” featuring intensive short courses on integrated photonics (IP) for students, educators, engineers, and executives. From materials and devices to electronic...
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...
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,...
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