Nanoparticle News articles from November 2005

Nanoparticle News archives from November 2005

CARBON NANOSTRUCTURES Hydrogen Scavenging Improves Large Scale Nanotube Synthesis.
November 1, 2005... Researchers at Stanford University have devised a novel method for growing vertical single-walled carbon nanotubes (SWNTs) on a large scale, a feat that has eluded scientists until now. By modifying the industry's standard approach to producing...

ELECTRONICS Atomic Layer Deposition Addresses Moore's Law.
November 1, 2005... As nanotech companies face the challenge of developing and commercializing new products, they are increasingly looking to the semiconductor industry for usable technologies for manufacturing electronic devices below 100 nanometer. A process...

Thin Film Transistors from Solution-Processable Nanocrystals.
November 1, 2005... Researchers at IBM's Yorktown Heights Research Center, have evaluated the performance of field-effect transistors (FETs) assembled from solution-processable semiconductor nanocrystals. Dmitri Talapin and Chris Murray reveal in the October...

BIOTECHNOLOGY Progress in Magnetic Nanoparticle Cancer Therapy.
November 1, 2005... Several groups of investigators are developing nanoparticles and carbon nanotubes as intracellular nanoscale heaters for use in this cancer therapy. Now a reported collaboration led by researchers at Triton BioSystems (Chelmsford, MA), provides...

Gold Nanorods Enlighten Bloodstream Imaging.
November 1, 2005... Researchers at Purdue University are developing a new type of ultra-sensitive medical imaging technique that works by shining a laser through the skin to detect tiny gold nanorods injected into the bloodstream. In vivo imaging of single...

ENERGY Mixed Semiconductor Nanocrystal Solar Cell Breakthrough.
November 1, 2005... Researchers with the Berkeley National Laboratory and the University of California, Berkeley, have developed the first ultra-thin solar cells spin-cast from solution comprising entirely of inorganic nanocrystals. These dual nanocrystal solar...

PROCESSING AND CHARACTERIZATION Quantum Dots Spontaneously Form White Light.
November 1, 2005... Quantum dots are known primarily for their ability to produce many distinct colors of light simply by varying the size of the individual nanocrystals. Recently chemists at Vanderbilt University have discovered a method to make quantum dots...

INDUSTRY NEWS Invitrogen Consolidates Quantum Dot Biomolecular Labeling Business.
November 1, 2005... In what is likely to be one of the most significant U.S. nanomaterials industry developments of 2005, Invitrogen Corporation (Nasdaq:IVGN), a leading life science company, has announced the acquisitions of Quantum Dot Corporation (QDC), the...

Nanomaterials Risk Assessment Completed.
November 1, 2005... Using a method for assessing the premiums that companies pay for insurance, a team of scientists and insurance experts have concluded that the manufacturing processes for five, near-market nanomaterials-- including quantum dots, carbon...

DuPont Agrees on Responsible Nanomaterials Development.
November 1, 2005... DuPont and Environmental Defense, a leading national nonprofit organization, recently agreed to collaborate on a framework for the responsible development, production, use and disposal of nanoscale materials. Because nanomaterials hold great...

CALENDAR.(Calendar)
November 1, 2005... January 10-13, NanoSingapore 2006: IEEE Conference on Emerging Technology- Nanoelectronics. Contact: Meeting Matters International, Tel: +65 6466/5775, Website: www.meetmatt.net January 31-February 1, 2006, 6th Annual Nanotech Investing...

COMMENTARY Science Breakthroughs and Crystal Ball Gazing.
November 1, 2005... I read with interest the comments made by Ivan Schuller, a renowned physicist from the University of California, San Diego, during his recent lecture on, Nanostructures: Confinement Proximity and Induced Effects, given at the University of...

WHO'S WHO IN NANOTECH Metallic Nanopowders Address Vast Market.
November 1, 2005... Kevin Maloney is president, CEO and co-founder of QuantumSphere Inc (QSI), a leading manufacturer of metallic nanopowders used in aerospace, defense, energy, transportation and other markets. He has a long-standing history of starting, building...

TECHNOLOGY INSIGHT Commercial Applications of Spintronics: Part 1- Giant Magnetoresistive Materials and Tunnel Junctions.(Brief Article)
November 1, 2005... By Carl H. Smith, Senior Physicist, Advanced Technology Group,NVE Corporation, Eden Prairie, MN Spintronics or the technology of devices whose properties depend upon the spin of conduction electrons, often requires the fabrication of thin,...

Spintronics.
November 1, 2005... This is a new field of research that studies and applies phenomenon that are dependent upon the spin of electrons. Spin-dependent scattering of conduction electrons had been observed for some time, but the advent of improved thin-film vapor...

Giant Magnetorestrictive Materials.
November 1, 2005... Resistance of metals depends on the mean free path of their conduction electrons-- the shorter the mean free path, the higher the resistance. The resistivity of thin films can be considerably larger than their bulk resistivity if the film...

Tunnel Junction Materials.
November 1, 2005... Magnetic Tunnel Junctions (MTJ) known as Spin Dependent Tunneling (SDT) structures can also exhibit a large change in resistance with magnetic field. In contrast to GMR structures, MTJ structures utilize a thin insulating layer to separate two...

FIGURE 2. The Layers and structure of a pair of SDT junctions.
November 1, 2005... Figure 2 shows a diagram of the layers in a pair of low-power shape-biased SDT junctions. Junctions in sensors are usually designed in series connected pairs so that contact can be made to the top layer of the junction by subsequent metal...

FIGURE 3. Resistance of a SDT junction as a function of applied field showing the relative directions of the pinned, sense or free layers.
November 1, 2005... Next month, Part 2: Magnetic Sensors, High-Speed Data Couplers, and Magnetic Random Access Memories.

((BRIEFS)) AWARDS.
November 1, 2005... Conductive Polymer Pioneer Receives Award. Konarka Technologies, Inc. (Lowell, MA), an innovator in developing and commercializing flexible products that convert light to energy, has announced their Company's co-founder and chief scientist,...

BUSINESS.
November 1, 2005... Nanophase Enters Nanotechnology Agreement. Nanophase Technologies (Romeoville, IL), a commercial provider of nanoparticles and nanoparticle dispersions in a variety of media, announced that it has entered into an exclusive agreement with...

FUNDING.
November 1, 2005... IBM and Applied Materials Fund Partnership with Albany NanoTech. IBM Corporation, Applied Materials Inc. and Albany NanoTech affiliated with SUNY, announced a partnership to conduct advanced R&D in six areas that are essential to the...

FINANCIAL.(Zyvex Corp)(Brief Article)
November 1, 2005... Zyvex Reports Strong Results. Zyvex Corporation (Richardson, TX) has announced financial results for its fiscal 2005 3rd quarter. The company continues its business gains with total revenues for the third quarter totaling $2.6 million-- a 36...

PATENTS.
November 1, 2005... GE Receives CNT Electron Emitter Patent. General Electric Company (Niskayuna, NY) has been awarded a patent (U.S. 6,949,877) for an electron emitter and its application in gas discharge devices. Primarily the electron emitter includes a coating...

PEOPLE.
November 1, 2005... Buckyballs Co-Discoverer and Nanotech Pioneer Dies. Richard Smalley, a chemistry professor from Rice University died on October 28th after a long battle with cancer. During his prodigious career Smalley along with collaborators Robert Curl at...

PRODUCTS.
November 1, 2005... Ahwahnee Launches Carbon Nanotube Innovation Kit. Ahwahnee Technology (San Jose, CA), a commercial developer of multi-walled carbon nanotubes (MWCNTs), has announced the availability of an Innovation Kit (I-KitTM) which addresses the two most...