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nanomaterials News
Bandgap Engineering Issued Patents
Nov 1, 2011 — Silicon nanowire solutions supplier Bandgap Engineering of Woburn, Mass., has secured two patents that represent breakthroughs in solar energy conversion efficiency and cost. Titled “Designing the host of nano-structured optoelectronic devices to improve performance,” US Patent No. 7,973,995 covers technology to improve the performance of solar cells by placing scattering centers in volume around the nanomaterials. The composite that results absorbs more of the incident light for...
Light antennas assemble themselves
TORONTO – New photosynthesis-inspired nanomaterials can control and direct energy absorbed from light – and can even build themselves into light-harvesting antennas. For years, nanotechnologists have been intrigued by quantum dots, but they have...
Kaul to Lead EPMD Program at NSF
ARLINGTON, Va., Sept. 23, 2011 — Dr. Anupama B. Kaul has joined the National Science Foundation’s Electrical, Communications and Cyber Systems Div. as its new program director in Electronics, Photonics and Magnetic Devices (EPMD), the foundation announced. Kaul comes to...
Bandgap Engineering Issued 2 Solar Patents
WOBURN, Mass., Aug. 15, 2011 — Silicon nanowire solutions supplier Bandgap Engineering has secured a pair of patents that represent significant breakthroughs in solar energy conversion efficiency and cost, it announced. Titled “Designing the host of nano-structured...
3-D crystal mapping gets a resolution boost
ROSKILDE, Denmark – A newly developed technique for three-dimensional mapping of crystal structures provides resolution 100 times greater than that of existing nondestructive 3-D techniques, opening the door for more precise analysis of the structural parameters in...
Stamping technique enables cheaper nanodevices
NASHVILLE, Tenn. – A simple technique for stamping patterns invisible to the human eye onto a special class of nanomaterials provides a new, cost-effective way to produce novel devices for a wide range of applications, including drug delivery, chemical and biological...
In Soil, Quantum Dots Spill Their Toxic Guts
BUFFALO, N.Y., July 20, 2011 — Within 15 days of entering soil, discarded cadmium and selenium quantum dots — even those with a protective shell — begin to leak toxic elements.
New Nanomaterials Control, Direct Light Energy
TORONTO, Canada, July 18, 2011 — Inspired by photosynthesis, researchers have engineered a new generation of nanomaterials that control and direct the energy absorbed from light. "Nanotechnologists have for many years been captivated by quantum dots — particles of...
Samsung Licenses QD LED Tech
Jul 1, 2011 — Samsung Electronics Co. Ltd., based in Seoul, South Korea, and Evident Technologies Inc. of Troy, N.Y., have entered into a patent licensing and purchasing agreement. Under the arrangement, Samsung has been granted worldwide access to...
Slow Light Slowed Even More
Buffalo, N.Y., April 13, 2011 — New nanomaterials that allow different wavelengths of light to be trapped have the potential to boost data storage communications. Qiaoqiang Gan, an assistant professor of electrical engineering at the University at Buffalo's School of...
Metamaterials Research: ‘Project Squid Skin’
HOUSTON, Dec. 29, 2010 — Nanotechnologists, marine biologists and signal-processing experts from Rice University, the Marine Biological Laboratory in Woods Hole, Mass., and other US universities have won a $6 million grant from the Office of Naval Research to unlock the...
Laser Imaging System Screens Nanotubes
WEST LAFAYETTE, Ind., Nov. 22, 2010 — Researchers have demonstrated a new imaging tool for rapidly screening structures called single-wall carbon nanotubes, possibly hastening their use in creating a faster and more energy-efficient class of computers and electronics. The semiconducting...
MIT Cancer Research Center Selects JEOL Microscope
PEABODY, Mass., Nov. 10, 2010 — Electron optical equipment and instrumentation provider JEOL USA Inc. announced that the David H. Koch Institute for Integrative Research at MIT has selected its JEM-2100F transmission electron microscope (TEM) for its new microscopy core. ...
Transparent Material Harvests Light
UPTON, N.Y., Nov. 5, 2010 — Scientists at Brookhaven and Los Alamos national laboratories have fabricated transparent thin films capable of absorbing light and generating electric charge over a relatively large area. Described in the journal Chemistry of Materials, the...
Nanoparticles and the Environment
Nov 1, 2010 — Nanoparticles released into the environment can have a wide range of biological effects. These effects can depend not only on the specific chemical makeup of the nanoparticles in question, but also in the aggregate morphology that the materials may...
H2O May Hold Answer to Graphene Nanoelectronics
TROY, N.Y., Oct. 29, 2010 — Researchers at Rensselaer Polytechnic Institute developed a new method for using water to tune the band gap of the nanomaterial graphene, opening the door to new graphene-based transistors, nanoelectronics, nanophotonics and other applications. ...
Shrinky Dinks Heat Up Nanopatterning
EVANSTON, Ill., Aug. 17, 2010 — Nanoscientists are using flexible plastic sheets modeled after the popular shrinkable plastic toy Shrinky Dinks as the backbone of a new, inexpensive way to create, test and mass-produce large-area patterns at the nanoscale.
Microscope Installation
Aug 1, 2010 — FEI Co. of Hillsboro, Ore., has completed the installation of its Titan scanning transmission electron microscope at the Zaragoza University Institute of Nanoscience of Aragon in Spain. The microscope will be used in the institute’s three...
OSA to Launch New Journal
WASHINGTON, DC, June 7, 2010 — The Optical Society (OSA) announced it will launch a new journal devoted to optical materials, called Optical Materials Express (OME). OME will launch in spring 2011 with bi-monthly issues, joining OSA's portfolio of 14 peer-reviewed optics...
BE Technique Reveals ‘Rayleigh Behaviors’
SANTA BARBARA, Calif., May 21, 2010 — The revolutionary new Band Excitation (BE) technique, co-developed by Oak Ridge National Laboratory (ORNL) and Asylum Research, has provided clues to the origins of unique properties of materials including spin and cluster glasses, phase-separated...
Agilent Acquires Novelx
SANTA CLARA, Calif., Jan. 25, 2010 - Novelx, a Lafayette, Calif.-based maker of field emission scanning electron microscopes (SEMs), has been acquired by measurement company Agilent Technologies for an undisclosed amo...
QDs Improve Medical Imaging
GAITHERSBURG, Md., Nov. 19, 2009 – Changes in a living cell that take place over a long period of time are difficult to scrutinize and require high-spatial-resolution imaging. But new research now makes it possible to analyze activities that occur over hours or even days inside...
Linear Nanowires Kinked
CAMBRIDGE, Mass., Oct. 22, 2009 – Taking nanomaterials to a new level of structural complexity, Harvard University scientists determined how to introduce kinks into arrow-straight nanowires, transforming them into zigzagging 2- and 3-D structures with correspondingly advanced...
The Teacher
Oct 1, 2009 — After earning a PhD at Caltech, Nader Engheta spent four years at Kaman Sciences Corp. before joining the faculty at the University of Pennsylvania in Philadelphia, where he is now the H. Nedwill Ramsey Professor of Electrical and Systems...
‘Up-scale’ NIR Spectrometry
GAITHERSBURG, Md., Aug. 27, 2009 – In what may prove to be a major development for scientists in fields ranging from forensics to quantum communications, NIST researchers developed a new, highly sensitive, low-cost technique for measuring light in the near-infrared range.
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