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Industrial Lasers Process Fiber Reinforced Plastics
AACHEN, Germany, March 10, 2016 — Laser-based technologies that overcome the challenges of processing composite materials — which offer high strength and light weight — hold promise for the automotive and aviation sectors, as well as new applications. Composite materials such as CFRP and GFRP (carbon- and glass-fiber-reinforced polymer, respectively) are becoming staples of industrial series production, but the materials are difficult to work with. Now the Fraunhofer Institute for Laser Technology (ILT) has
Semiconductor Laser Grown Directly on Silicon Substrate
CARDIFF, Wales, March 9, 2016 — A practical laser grown directly on a silicon substrate could transform communications, healthcare and energy systems. Silicon, the most widely used material for the fabrication of electronic devices, is used in the manufacture of semiconductors...
FS Laser Pulses Push Limits of Spintronics, Magnonics
NIJMEGEN, Netherlands, March 9, 2016 — The ultimate speed limit of the control of spins in a solid-state magnetic material has been determined. The results pave the way to the unprecedented frequency range of 20 THz for magnetic recording devices, which can be employed also at the...
Integrated Fabrication Process Demonstrated for Metal-Oxide EUV Photoresist
LEUVEN, Belgium, March 8, 2016 — The first integrated patterning process for next generation high-resolution devices using a nonchemically amplified metal containing photoresist and EUV lithography has been presented by nanoelectronics research center imec along with EUV...
Pure-Organic OLEDs Could Enable Lighting, Displays Commercialization
POHANG, South Korea, March 7, 2016 — Highly efficient, solution-processed fluorescence organic LEDs (OLEDs) have been fabricated using "pure-organic" emitters and could enable mass-production of the devices. Conventional OLEDs use phosphorescent emitters which have shown high internal...
Gas/Fiber Hybrid Laser Achieves Stable MIR Emission
BATH, England, March 4, 2016 — A gas/fiber hybrid laser is capable of pulsed and continuous mid-infrared (MIR) emission between 3.1 and 3.2 μm, a spectral range that has long presented a major challenge for laser developers. The achievement could aid in the development of...
Single-Process Liquid Fab Technique Produces Microlens Arrays
DARMSTADT, Germany, March 3, 2016 — A method for patterning large areas with highly irregular structures in a single process aims to simplify the production of microlens arrays for photovoltaic systems and other optical technologies. To produce material arrays, the technique combines...
Solar Cell Materials Adapted for Nanowire Lasers
BERKELEY, Calif., March 2, 2016 — Next-generation solar cell material have been adapted into 200-nm nanowire lasers that produce bright, stable laser light, which could enable optoelectronic devices. Standard techniques that produce nanowires can require expensive equipment and...
Microfluidics Technique Mass-Produces Platinum Nanoparticles
LOS ANGELES, March 1, 2016 — A technique for producing nanoparticles that relies on microfluidics — a technology that manipulates tiny droplets of fluid in narrow channels — shows promise for transforming expensive, batch-by-batch nanoparticle production into...
Open-Source System 3D Prints from Custom Powders
HOUSTON, Feb. 29, 2016 — An open-source laser sintering printer has been used to print intricate 3D objects from powdered plastics and biomaterials. The system costs a fraction of equivalent commercial systems and could give researchers a DIY technique for working with...
Super Multiview 3D Display Overcomes Viewer Discomfort
GUANDONG, China, Feb. 26, 2016 — A super multiview technique has produced a 3D display that reduces the physical viewer discomfort that currently limits the widespread application of the technology. The technique greatly decreases the required number of microdisplays, meaning it...
Laser Light Controls Qubits for Robust Quantum Info Processing
CHICAGO, Feb. 25, 2016 — A laser-based technique for controlling qubit vector direction could advance practical quantum technology. Researchers at the University of Chicago's Institute for Molecular Engineering and the University of Konstanz have demonstrated the ability to...
2D Semiconductors Preserve Excitons, Explored for Integrated Nanophotonics
SEATTLE, Feb. 24, 2016 — Combining two different ultrathin semiconductors — each just one layer of atoms thick — creates a 2D heterostructure with potential uses in clean energy and optically active electronics. University of Washington scientists have created a...
Nanoscale Device Adapts Filtering Properties When Stretched
ADELAIDE and MELBOURNE, Australia, Feb. 23, 2016 — A stretchable nanoscale device that can filter specific colors while remaining transparent may one day be used in smart contact lenses to filter harmful optical radiation, transmit data and gather information. Rendering of nanoscale glass structures...
NASA to Launch Wide-Field IR Survey Telescope
WASHINGTON, D.C., Feb. 23, 2016 — NASA’s Agency Program Management Council has announced the decision to move forward with the Wide Field Infrared Survey Telescope (WFIRST), a six-year mission set to launch from Cape Canaveral, Fla., in the mid-2020s. WFIRST is the agency's...
Plasmonic Interferometry Could Enable Compact Bio-, Environmental Sensors
PROVIDENCE, R.I., Feb. 22, 2016 — A nanoscale plasmonic interferometry system that eliminates the need for an external coherent light source could enable accurate and compact bio- and environmental sensors. In the device, fluorescent light-emitting atoms were integrated directly...
2016 Prism Awards Honor Nine Outstanding Photonics Innovations
SAN FRANCISCO, Feb. 19, 2016 — Nine innovations from across the globe took center stage last month at Prism Award ceremonies at SPIE Photonics West. While their applications ranged widely — from medical diagnostics to astronomy to 3D printing — the technologies all...
Optogenetic Immunomodulation Reduces Cancer Tumor Size, Metastasis in Animal Model
COLLEGE STATION, Texas, Feb. 19, 2016 — Optogenetics has been modified for an immunotherapeutic approach that aims to kill cancerous tumor cells. Neuroscientists have used light to stimulate neurons for years, said professor Yubin Zhou of Texas A&M University’s Health Science...
FS Lasers Explored for Presbyopia Treatment
HANNOVER, Germany, Feb. 18, 2016 — A femtosecond laser-based method for treating presbyopia — farsightedness caused by by loss of elasticity of the lens of the eye — eliminate patients’ need for reading glasses. A virtual model of the technique — called...
UTA Engineer Tapped for $500K NSF Grant
ARLINGTON, Texas, Feb. 18, 2016 — The National Science Foundation (NSF) has awarded a University of Texas at Arlington electrical engineer with a five-year, $500,000 grant to develop an optofluidic laser for better disease detection. Assistant professor Yuze “Alice” Sun...
Plasmon Etching Technique Produces Ultrathin Flat Optics
CHAMPAIGN, Ill., Feb. 17, 2016 — A simplified approach for producing flat, ultrathin optics foregoes acids and other hazardous chemical etching agents. The method could enable do-it-yourself (DIY) optics, particularly those related to low-cost microcontroller boards. The process...
Robust Technique Demonstrated for Ghost-Imaging in the Time Domain
TAMPERE, Finland, Feb. 15, 2016 — A technique for producing ghost-imaging in the time domain offers promise for the dynamic imaging of ultrafast waveforms with applications in communications, remote sensing and ultrafast spectroscopy. Researchers from the Tampere University of...
Interferometric Systems Detect Gravitational Waves
LIVINGSTON, La., and HANFORD, Wash., Feb. 12, 2016 — The observation of gravitational waves — described as ripples in the fabric of spacetime — arriving at the earth confirms a major prediction of Albert Einstein’s 1915 general theory of relativity. The gravitational waves were...
Basi Awards Three Sampling Systems for Full Animal Response Profiles
WEST LAFAYETTE, Ind., Feb. 12, 2016 — Pharmaceutical development company Bioanalytical Systems Inc. (Basi) has awarded three of its Raturn Swivel-Free Sampling Systems to researchers who will integrate in vivo optogenetic techniques with data collection techniques for full response...
Photon-Based Heat Transport May Advance Quantum Computing
AALTO, Finland, Feb. 11, 2016 — A thermal-transport method that uses photons as carriers has been demonstrated over 1-m distances. The fundamental advance in heat conduction could drive the development of quantum computers. Artistic rendering of quantum-limited heat conduction of...

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