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Materials, Coatings News
Sigma-Aldrich to Distribute Dyesol BIPVs
QUEANBEYAN, Australia, Aug. 14 2014 — Photovoltaic materials manufacturer Dyesol Ltd. has chosen Sigma-Aldrich Corp. of St. Louis, Mo., as its global distributor. The agreement extends a previous alliance focused on organometallic dyes and brings greater exposure to Dyesol’s complete line of products. Sigma-Aldrich manufactures and distributes chemicals, biochemicals and other products to research and applied labs, as well as in industrial and commercial markets. Dyesol develops dye solar cell and solid-state
Highest Conversion Efficiency Reached
TEMPE, Ariz., Aug. 7, 2014 — First Solar Inc. announced it has set a record for cadmium-telluride (CdTe) photovoltaic research cell conversion efficiency. The record has been documented in the U.S. Department of Energy's National Renewable Energy Laboratory "Best Research Cell...
Hybrid ‘Wonder Material’ Creates Efficient LEDs
CAMBRIDGE, England, OXFORD, England, and MUNICH, Aug. 7, 2014 — A new type of perovskite — touted as a “wonder material” — has been used to create a new type of LED that has the potential to create more efficient light sources than those that rely on conventional solar cells. A team from...
NASA Engineer to Complete First
3-D-Printed Space Camera
GREENBELT, Md., Aug. 7, 2014 — New imaging instruments made using 3-D printing could bring the benefits of such technology to the forefront. NASA aerospace engineer Jason Budinoff is developing a 350-mm dual-channel imaging telescope and a 50-mm camera whose outer tube, baffles...
California Engineers Awarded $1.7 Million Grant
RIVERSIDE, Calif., Aug. 6, 2014 — A research team of University of California, Riverside engineers was awarded a $1.7 million grant from the National Science Foundation to characterize, analyze and synthesize ultrathin film materials. The project will focus on practical applications...
Logos Technologies to Provide High-Energy Laser
FAIRFAX, Va., Aug. 4, 2014 — Logos Technologies has been selected to design, build and install a high-energy laser at Washington State University. The laser will be used at WSU’s Dynamic Compression Sector (DCS) at the Advanced Photon Source, Argonne National Laboratory....
New Material Allows for Ultra-Thin Solar Cells
WIEN, Austria, August 5, 2014 — A new structure that combines atomic-layered semiconductor materials could pave the way to new, more efficient solar cells. Researchers from the Vienna University of Technology created the new structure, which merges together two semiconductor...
Light Pulses Control Graphene Behavior
CAMBRIDGE, Mass., Aug. 4, 2014 — A new way to control how graphene conducts electricity could prompt its use as a broadband light detector. A research team at MIT found that changing the concentration of electrons in a graphene sheet can change the way the material responds to...
Mergers, Acquisitions and More
Aug 4, 2014 — June 2013 through May 2014 Just a few short months ago, our January issue included a feature titled “Where the Jobs Are Now” by Howard Rudzinsky, who noted that the U.S. had experienced 44 months of continuous job growth with a comeback...
Low-Temperature Fabrication Process Yields Superblack Material
NEWHAVEN, England, July 31, 2014 — A novel “superblack” material can absorb 99.96 percent of incident light. Its developers say the carbon nanotube technology could enhance optical devices like apertures and MEMS sensors. “It reduces stray light, improving the...
Meta-Atoms Alter Light Polarization
CANBERRA, Australia, July 30, 2014 — A new metamaterial that is deformed by light while altering its polarization could become a tool for developing photonic circuits. A team from Australian National University’s Research School of Physics and Engineering (RSPE) made this new...
Nanoscale Features Used to Color Plastics
KONGENS LYNGBY, Denmark, July 31, 2014 — Nanoscale structures could one day take the place of dyes in the production of colored plastics. A team from the Technical University of Denmark has found a more environmentally friendly way to produce such plastics, using the shapes of materials...
Fiber Lasers for Materials Processing Drive Earnings at IPG
OXFORD, Mass., July 30, 2014 — IPG Photonics Corp reported earnings of $48.3 million in the second quarter of 2014, saying high-power fiber laser sales increased by 22 percent and other products performed well. The earnings represent a 15.8 percent increase over the second...
Laser Threading Creates Large-Scale Metamaterials
CAMBRIDGE, England, July 30, 2014 — A new laser-pulse technique has been used to create light-altering metamaterials in larger quantities than other techniques. Researchers at the University of Cambridge have developed a new method of nanoassembly involving plasmon-induced laser...
Intevac Sees Net Loss Despite Higher Photonics Profits
SANTA CLARA, Calif., July 29, 2014 — Intevac Inc. said its photonics segment had record revenue and profits in the second quarter, though the company as a whole reported a net loss of $5 million. That narrows the gap from the second quarter last year, when Intevac reported a net loss...
Zecotek, Armenian Institute Collaborate on Laser Sintering Materials
SINGAPORE, July 28, 2014 — Zecotek Displays Systems Pte. Ltd. is collaborating with the Institute of Chemical Physics of the National Academy of Sciences in Yerevan, Armenia, to create metal alloys for use in 3-D printing. The Institute will work with Zecotek and LT-Pyrkal to...
Laser Nanolithography Could Improve Nanomaterials
SINGAPORE, July 23, 2014 — Lasers can “draw” patterns on nanomaterials, a technique that shows potential for improving the functionality of electronic and optoelectronic components. Research teams at the National University of Singapore, led by professor Dr. Sow...
Nanosensor Enhances Bomb Detection
BERKELEY, Calif., July 21, 2014 — A new sensor could potentially detect explosives that traditional recognition devices cannot. The new light-based plasmon laser sensor, developed by a team from the University of California, Berkeley, can identify extremely minute concentrations of...
Video: Nanoantennas as Photo Film Boost Optical Data Storage
URBANA, Ill., July 18, 2014 — Unique nanoantennas can be used like traditional photographic film to record light at distances smaller than its own wavelength. This could mean big things for the future of optical data storage. To make the new pillar bowtie nanoantenna (pBNA)...
Laser-Power Measurement Solves Challenges for Materials Processing
Jul 18, 2014 — The days of finicky, unstable, high-maintenance laser systems are quickly becoming a thing of the past. Legacy laser systems are being replaced with better sources, components and total systems, bringing more robust laser processes to production...
Lasers Power Improved Materials Processing
Jul 18, 2014 — For lasers, materials can present a manufacturing challenge. Polymers may be best processed with light of a particular wavelength, while metals may respond best to a specific power density. No matter the material, manufacturing fine features can...
Ultrashort-Pulse Lasers Take the Heat Out of Materials Processing
Jul 18, 2014 — Ultrashort-pulse (USP) lasers have, since the late 1990s, been an exciting technology looking for opportunities to gain mass market application in industrial materials processing. In recent years, a wide range of new products offering innovative...
Sensor Amplifies Molecule Signatures
HOUSTON, July 17, 2014 — A new sensing technique can accurately identify the structure and composition of individual molecules. Researchers from the Rice University Laboratory for Nanophotonics (LANP) developed the device, which they said has the ability to amplify single...
Lasers Manipulate Copper-Based Superconductors
TRIESTE, Italy, July 16, 2014 — Ultrafast laser pulses can affect the properties of copper-based superconductors, a research team representing several Italian institutions has found. Cuprate superconductors function at relatively high temperatures around -200 °C. At slightly...
Nanopixels Drive Flexible, Extremely Hi-Res Displays
OXFORD, England, July 14, 2014 — A recent study that delves into the electrical and optical properties of phase-change materials has unveiled a new way to develop flexible, thin-film displays with extremely high resolution and low energy consumption. A team at the University of...
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