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Materials, Coatings 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
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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,...
Virginia Tech Professor Awarded CAREER Grant to Study Topological Materials
BLACKSBURG, Va., April 26, 2019 — Ed Barnes, of the Virginia Polytechnic Institute and State University (Virginia Tech) Department of Physics, will use a National Science Foundation (NSF) CAREER grant to create mathematical models that will help scientists better understand...
Nanomechanical Router Could Open Way for Scalable Quantum Networks
COPENHAGEN, Denmark, April 29, 2019 — University of Copenhagen researchers have developed a nanocomponent that emits photons carrying quantum information. The component, called a nanomechanical router, emits quantum information carried by photons and routes the photons in different...
Irradiated Magnets Behave Like Fluids to Regain Magnetic Properties
BOULDER, Colo., April 25, 2019 — When an ultrathin magnet is hit with a laser, it demagnetizes and then recovers. Scientists at the University of Colorado at Boulder (CU Boulder) are investigating how magnets recover from demagnetization, regaining magnetic properties in a fraction...
Semiconductor Homostructures Could Improve LED Design
MOSCOW, April 23, 2019 — Researchers from the Moscow Institute of Physics and Technology (MIPT) have found that superinjection, an effect previously believed to be possible only in semiconductor heterostructures, can also occur in homostructures, that is, in structures made...
Study Investigates Ways to Achieve Invisibility Without Using Metamaterials
TOKYO, April 23, 2019 — Researchers at Tokyo Institute of Technology (Tokyo Tech) have discovered a way to make a submicron-size cylinder disappear without using any specialized coating. Their findings could enable invisibility of natural materials at optical frequency and...
Researchers Use 3D Printer to Print Chalcogenide Glass
QUEBEC CITY, Canada, April 23, 2019 — For the first time, researchers have successfully 3D-printed chalcogenide glass, a unique material used to make optical components that operate at mid-IR wavelengths. The ability to 3D print this glass could make it possible to manufacture complex...
Ancient Material Shows High Degree of Birefringence for Use in Displays
SUITA, Japan, April 22, 2019 — When researchers at Osaka University measured the optical birefringence of highly aligned cellulose nanofibers, they found that cellulose’s intrinsic birefringence could be powerful enough to be used in optical displays. For its experiments,...
AKHAN Awarded Patent for Diamond-Based IR Antireflective Coating
CHICAGO, April 18, 2019 — AKHAN Semiconductor Inc. has been issued a patent by the U.S. Patent and Trademark Office for its next-generation, diamond-based multilayer antireflective coating systems, which are key in military and aerospace sensor and detector applications. The...
Laser Processing Method Could Increase Efficiency in Optoelectronic Devices
WASHINGTON, D.C., April 17, 2019 — A new way to passivate defects in next-generation optical materials could improve quality in optoelectronic applications and enable the miniaturization of LEDs and other optical elements. The advance uses a laser processing technique developed by...
Optical Sensor Based on Plasmonics Quickly Detects Hydrogen Gas
GÖTEBORG, Sweden, April 15, 2019 — An optical nanosensor that changes color when the amount of hydrogen in the environment changes could be used to quickly detect leaks when hydrogen mixes with air. Hydrogen, a clean and renewable energy carrier, could power vehicles in the future;...
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July 2024
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