Nanoparticle News articles from September 2002

Nanoparticle News archives from September 2002

Metal nanoparticle arrays guide and focus light. (Electronics And Optoelectronics).
September 1, 2002... California Institute of Technology researchers have fabricated waveguides based on arrays of metallic nanoparticles that can strongly localize and manipulate light at dimensions below the diffraction limit, an achievement that promises optical...

Nanoparticles added to silver pastes. (New Research).
September 1, 2002... Researchers from Sandia National Laboratories (Albuquerque, NM) added silver nanoparticles to a dispersion of micron-size silver spheres to act as a low-temperature reactive component for forming conductive particle networks. The development of...

Nanoparticles could inactivate anthrax. (New Research).(Brief Article)
September 1, 2002... Researchers from Clarkson University (Clarkson, NY) led by professor Richard Partch are collaborating with scientists at the University of Florida (Gainesville, FL) on the development of nanoparticles with controlled surface properties for in...

Nanoantenna structure promises "super lens". (Electronics And Optoelectronics).
September 1, 2002... Through theoretical calculations and computer simulations, Purdue University researchers have formulated the requirements for building a nanoantenna structure that could focus optical light to a resolution smaller than its wavelength. Key...

Slow combustion yields smaller particles. (New Research).
September 1, 2002... A team of Argentinian researchers found that slow combustion using a nitrate-glycine gel combustion process yielded Ce[O.sub.2]-10 mol%[Y.sub.2][O.sub.3] powders with the better properties than those produced in faster reactions. The scientists...

BaZr[O.sub.3] chemical synthesis method advanced. (New Research).(Brief Article)
September 1, 2002... The acrylamide gelification process is a fast, inexpensive, reproducible, and easily scaled-up chemical method for obtaining nanopowders of BaZr[O.sub.3] that can be used for sintering crucibles and many electronic applications, according to a...

Nanoparticles impart optical stability to plastic. (Recent Patents).(Brief Article)
September 1, 2002... In an effort to produce a material with the optical stability of glass that processes like a plastic, Eastman Kodak Co. (Rochester, NY) has patented (U.S. Patent 6,441,077) an optical nanocomposite material that consists of a nanoparticulate...

Berkeley spearheads $3m nanogeoscience effort. (Energy And Environment).(Lawrence Berkeley Lab )
September 1, 2002... To shepherd the growth of a new field called nanogeoscience, scientists from Lawrence Berkeley Lab are planning a $3 million nanogeoscience program that will encompass Berkeley Lab and UC Berkeley. The program will complement the lab's...

Samsung li-battery design uses nanotubes. (Recent Patents).(lithium secondary battery)
September 1, 2002... Engineers from Samsung SDI Co., Ltd. (Suwon, KR) have developed a carbon nanotube-based negative active material for a lithium secondary battery. The active material is composed of a crystalline or amorphous carbon core, a catalyst layer formed...

Bacteria respiration exploited to produce nanocrystals. (Recent Patents).(Brief Article)
September 1, 2002... A recently patented (U.S. Patent 6,444,453) technique to produce oxide nanocrystals exploits the natural ability of certain thermophilic bacteria to efficiently reduce metal ions in the presence of an electron donor. For example, Fe(III)...

Nanosys develops nanowires for sensing. (Grants Awarded).(Brief Article)
September 1, 2002... With the support of a 2002 Phase I SBIR award from the National Institutes of Health (NIH), Nanosys, Inc. (Cambridge, MA) is developing technology to apply semiconducting nanowires to the fabrication of novel nanowire-based molecular electronic...

Nanocarbons provide clean electricity. (Energy And Environment).(Lawrence Livermore National Laboratory )
September 1, 2002... Carbon nanoparticles can serve as the backbone for a direct carbon conversion fuel cell that could nearly double the energy conversion efficiency of fossil fuels used in electric power generation and substantially reduce carbon dioxide...

NEI, Fraunhofer develop polymer nanocomposites. (Grants Awarded).(Nanopowder Enterprises, Inc.)(Brief Article)
September 1, 2002... Building upon Fraunhofer Center's (Newark, DE) high rate production process for reactive nanoparticles, and Nanopowder Enterprises, Inc.(NEI)'s (Piscataway, NJ) technology of dispersing nanoparticles uniformly as a second phase in a polymer...

Nanotech Center gets $75m DOE go-ahead.(Brief Article)
September 1, 2002... Sandia and Los Alamos National Laboratories (Albuquerque, NM and Los Alamos, NM) will jointly receive $75.8 million for the design and construction of buildings to house the Center for Integrated Nanotechnologies (CINT). The Office of Science...

The sintering process of nanosize silver powders. (Technology Insight).(Illustration)
September 1, 2002... Because of the large volume fraction of grain boundaries inherent to nanostructured materials, diffusion within these materials is enhanced compared to single crystals or coarse-grained polycrystalline materials. As a consequence of this...

Veeco establishes China facility.(Veeco Instruments Inc. )(Brief Article)
September 1, 2002... Veeco Instruments, Inc. (Woodbury, NY) has established a China Nanotechnology Center facility (CNC) in Beijing, China. The facility will be staffed with local scientists and engineers and equipped with Veeco's latest atomic force microscope...

Purdue to head nanoelectronics institute.(Brief Article)
September 1, 2002... Purdue University (West Lafayette, IN) will lead a new institute for nanoelectronics and computing that involves a group of six universities working to develop high-performance technologies for NASA. Purdue will work with researchers at...

Quantum dots a step to photon turnstiles. (Characterization And Processing).(National Institute of Standards and Technology )
September 1, 2002... A scientist from the National Institute of Standards and Technology (NIST) Optoelectronics Division has characterized the optical emission from a single, isolated semiconductor nanocrystal, or quantum dot, a major milestone towards the creation...

Etching/passivation allows particles to form contacts. (Characterization And Processing).(National Renewable Energy Laboratory )(Brief Article)
September 1, 2002... Researchers from the National Renewable Energy Laboratory (NREL) have devised a low-temperature etching method to remove surface contamination from metallic nanoparticles so that they can be used to form ohmic contacts on a silicon solar cell....

Altair name change takes effect.(now named Altair Nanotechnologies Inc.)(Brief Article)
September 1, 2002... Altair Nanotechnologies, Inc. (Reno, NV) announced that its name change from Altair Technologies is now effective. "We thank the stockholders for their support of the name change which better reflects the company's focus on nanotechnology,"...

Harris & Harris decides against name change.(Brief Article)
September 1, 2002... Harris & Harris Group, Inc. (New York, NY) will not ask shareholders to approve a name change to Tiny Technology Venture Capital, Inc. at its annual meeting on September 26, as previously announced. The publicly traded venture capital company...

Orthovita and BioMimetic sign agreement.(Brief Article)
September 1, 2002... Under the terms of a recently signed, worldwide supply agreement, Orthovita, Inc. (Malvern, PA) will manufacture and supply its Vitomatrix product, a resorbable beta-tricalcium phosphate particulate scaffold, to BMPI for clinical and commercial...

Reinforcement with nanotubes makes polymers conductive. (Polymer Nanocomposites).
September 1, 2002... Scientists at the Air Force Research Laboratory's Materials and Manufacturing Directorate (AFRL/ML) have exploited multiwall carbon nanotubes to improve the quality and performance of polymeric materials used to build military and commercial...

NN stock watch (at close, September 2, 2002). (Polymer Nanocomposites).(Nanoparticle News)(Illustration)
September 1, 2002... NN STOCK WATCH (At Close, September 2, 2002) This Last Company Symbol Month Month % Change Advanced Magnetics, Inc. AVM 3.85 3.75 ...

Machining chips to nanocrystalline parts. (Manufacturing News).
September 1, 2002... Chips produced by machining metals are nanocrystalline in structure and display the enhanced mechanical properties associated with nanostructured metals, according to engineers from Purdue University. They report in the October issue of the...

GE scientist joins TAL's board. (People).(Brief Article)
September 1, 2002... Lionel Levinson has joined TAL Materials' (Ann Arbor, MI) board of directors. "It's a great vote of confidence in TAL that Levinson has agreed to join our board," says Steve Swanson, TAL Materials' CEO. Levinson joined General Electric Research...

President appointed at NEI. (People).(Nanopowder Enterprises, Inc.)(Brief Article)
September 1, 2002... Nanopowder Enterprises, Inc. (NEI, Piscataway, NJ), a producer of nanostructured materials and nanomaterials-based technologies, announced that Richard D. Zimbinski has joined the company as president to develop and implement its business...

Research frontiers expands board. (People).(Brief Article)
September 1, 2002... Research Frontiers, Inc. (Woodbury, NY), the developer and licensor of fast-responding suspended particle device (SPD) light-control technology, announced today that it has appointed Albert P. Malvino to a newly created position on its expanded...

If it sounds too good to be true ... (Commentary).(new nanoparticle manufacturing process)(Editorial)
September 1, 2002... Based on their discovery that chips produced during lathe-machining are nanocrystalline, Purdue University researchers believe they may have stumbled upon a low-cost manufacturing process for metal and alloy nanoparticles that could enable the...

Calendar.(Brief Article)(Calendar)
September 1, 2002... October 11-13, 2002. 10th Foresight Conference on Molecular Nanotechnology, Bethesda, MD. Contact: Foresight Institute, Fax: 650/917-1123; Email: foresight@f oresight.org. October 27-30, 2002. Nanoparticles 2002, Hotel Pennsylvania, New...