Nanoparticle News articles from December 2005

Nanoparticle News archives from December 2005

ENERGY & ENVIRONMENT Efficiency of Polymer Solar Cells Improving.
December 1, 2005... Researchers at Wake Forest University's Center for Nanotechnology and Molecular Materials have made significant strides in improving the efficiency of organic flexible solar cells. In collaboration with researchers from New Mexico State...

BIOTECHNOLOGY Functionalized Silica Nanoparticles Target Cancer.
December 1, 2005... Using a silica nanoparticle as a starting point, researchers at the University of Stuttgart, Germany, have created a fluorescent nanoparticle capable of targeting the tumor necrosis factor (TNF) type 2 cell surface receptor, a specific receptor...

Polymer Nanoparticles Cross Blood-Brain Barrier.
December 1, 2005... By linking small molecules related to the body's natural pain killers to a biodegradable polymer, investigators at the University of Modena in Italy have developed nanoparticles capable of crossing into the brain. These polymer nanoparticles...

CARBON NANOSTRUCTURES Chemical Functionality Mitigates Carbon Nanotubes' Toxicity.
December 1, 2005... In a continuing toxicological study on water-soluble buckyballs, researchers at Rice University's Center for Biological and Environmental Nanotechnology (CBEN) find that water-soluble carbon nanotubes are significantly less toxic than presumed....

ELECTRONICS AND OPTOELECTRONICS Nano-Optical Chip Controls Light Velocity.
December 1, 2005... IBM researchers, headed by lead scientist, Yurii Vlasov, have created a nanophotonic device that represents a big advance toward the eventual use of light in place of electricity in the connection of electronic components. Potentially this...

Magnetic and Left-Handed Materials Promise Future Visible Optics.
December 1, 2005... Vibrations of magnetization have for the first time been captured on camera by scientists at the University of Manchester revealing a rainbow of colors. As reported in the November 17th issue of Nature, images of induced magnetic pulsations at...

Fastest Quantum Dot Communications Laser Developed.
December 1, 2005... Researchers from the Photonics Research Institute at Japan's National Institute of Advanced Industrial Science and Technology (AIST) have produced the highest density and most uniform quantum dots (QDs) in the world, based on molecular beam...

PROCESSING AND CHARACTERIZATION Systematic Study Produces Nanomanufacturing Road Map.
December 1, 2005... Christopher Ma and Zhong Wang, researchers at the Georgia Institute of Technology, have completed the first systematic study of growth conditions that affect production of one-dimensional nanostructures based on the optoelectronic material...

INDUSTRY NEWS Nanomaterials Risk Assessment Completed.
December 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...

How Nanoparticles Impact Human Health.
December 1, 2005... Through a newly established four-year, $1.8-million National Science Foundation grant, Brown University scientists in an emerging field of environmental health are testing a variety of nanomaterials to see how they interact with human and...

CALENDAR.(Calendar)
December 1, 2005... February 21-23, 2006 Nano Tech 2006 International Exhibition and Conference, Tokyo, Japan. Website: http://www.ics-inc.co.jp/nanotech/index_e.html March 27-30, 2006 Nanotechnology and Biotechnology in Society, Chicago, IL. Contact: Tel:...

WHO'S WHO IN NANOTECHNOLOGY Low-Cost Custom-Engineered Dendrimers.
December 1, 2005... Robert Berry is CEO of Dendritic NanoTechnologies Inc (DNT), a leader in advanced dendritic nanopolymers for diagnostic and therapeutic applications in the biotechnology and pharmaceutical industries. He joined DNT in August 2004 and was...

Nanptechnology News recently chatted with Berry.
December 1, 2005... NN: Although dendrimers were first discovered in 1979 their commercial development and the formation of Dendritic NanoTechnologies Inc is quite recent. Why is that? Berry: Dendrimer technology has evolved over the course of 17 years of R&D...

COMMENTARY Nanotechnology: Are we at the Dawning of a Commercial Beginning?
December 1, 2005... Like many of you I judge the commercialization of nanotechnology as one tangible metric of its success. In reviewing notable developments captured in Nanoparticle News in 2006, several of them in my mind suggest that after all the hoopla and...

((BRIEFS)) AWARDS.
December 1, 2005... Commercial Polymer Dendrimers Awarded. Dendritic Nanotechnologies Inc. [DNT] (Mount Pleasant, MI), a company focused on the discovery, development, and commercialization of nanopolymer dendrimer technologies, for the identification and...

BUSINESS.
December 1, 2005... Cabot Acquires Surface Finishes. Cabot Microelectronics Corp. (Aurora, IL), the leading supplier of chemical mechanical planarization (CMP) nanoabrasive polishing slurries to the semiconductor industry, has purchased the assets of Surface...

FUNDING.
December 1, 2005... Nanosys Raises $40 Million Private Equity Funding. Nanosys, Inc.(Palo Alto, CA), a private company developing inorganic semiconductor nanocrystal-enabled products, has recently raised approximately $40 million in a private equity financing....

PRODUCTS.
December 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...

RESEARCH.(Stanford University creates molecular microscope)(Brief Article)
December 1, 2005... New Microscope Tracks Single Protein Motion. Stanford University scientists have created an innovative device that uses infrared light to trap and control the forces on a functional protein, allowing researchers to monitor the molecule's every...

TECHNOLOGY INSIGHT Commercial Applications of Spintronics Technology: Part 2-- Magnetic Sensors, Spintronic Couplers and MRAM.
December 1, 2005... By Carl H. Smith, Senior Physicist, Advanced Technology, NVE Corp. Eden Prairie, MN Most sensor applications are power limited, therefore, high sensor resistance is desirable. GMR materials are thin film and have relatively high resistance...

On Chip Arrays.
December 1, 2005... The small size and low power of GMR sensors allow them to be fabricated into on-chip arrays of sensors to detect very small magnetic fields with very high spatial resolution. Previously, solid-state magnetic sensors such as Hall-effect and...

Spintronic Couplers.(Brief Article)
December 1, 2005... Using the same sputtering technology, it is possible to build a thin film on-chip coil. A current in this coil, when combined with an on-chip GMR magnetic sensor separated by an insulating layer, can couple a signal across the insulator...

Schematic diagram of a spintronic coupler.
December 1, 2005... Spintronic coupling offers several advantages compared to conventional opto-couplers. These include, high speed, small footprint, excellent noise immunity, and unlimited life.

Magnetic Random Access Memory.(Brief Article)
December 1, 2005... Potentially this is an ideal memory because it has the properties of nonvolatility, high speed, unlimited write endurance and low cost. These memories exploit the hysteresis of magnetic materials for storing data and some form of...

Conclusions.(Brief Article)
December 1, 2005... Spintronics is a technology with a fast track from the discovery of GMR and MTJ materials to the incorporation of these materials in commercial devices. Spintronics read-heads dominate the hard-disk market. Magnetic sensors based on spintronics...