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Nanotechnology / Physics news 1234

IBM Researchers Demonstrate New Method for Rapid Molecule Sorting and Delivery

May 02, 2006 | User rating: 4.2 / 5 after 59 vote(s) | No comments yet

IBM researchers have demonstrated a new nanoscale method that both rapidly separates very small numbers of molecules and also delivers them precisely onto surfaces with unprecedented control. When fully developed, ...


Nanowire battery holds 10 times the charge of existing ones

December 18, 2007 | User rating: 4.8 / 5 after 185 vote(s) | User comments: 5

Stanford researchers have found a way to use silicon nanowires to reinvent the rechargeable lithium-ion batteries that power laptops, iPods, video cameras, cell phones, and countless other devices.


Make Way for the Real Nanopod: Researchers Create First Fully Functional Nanotube Radio

October 31, 2007 | User rating: 4.8 / 5 after 83 vote(s) | User comments: 1

Make way for the real nanopod and make room in the Guinness World Records. A team of researchers with the US Department of Energy's Lawrence Berkeley National Laboratory and the University of California at ...


Researchers demonstrate 'avalanche effect' in solar cells

May 26, 2008 | User rating: 4.3 / 5 after 117 vote(s) | User comments: 9

Researchers at TU Delft (Netherlands) and the FOM Foundation for Fundamental Research on Matter have found irrefutable proof that the so-called avalanche effect by electrons occurs in specific, very small ...


Nanoparticles Generate Supersonic Shock Waves to Target Cancer

January 16, 2008 | User rating: 4.6 / 5 after 58 vote(s) | User comments: 2

By mixing nanomaterials that act as fuel and oxidizer, researchers have created a combustible nano explosive that can generate shock waves with Mach numbers up to 3.


Tiny Brain-Like Transistor Controls Nanobots

March 12, 2008 | User rating: 4.6 / 5 after 87 vote(s) | User comments: 5

For years, researchers have been building tiny nanobots that could one day serve a variety of purposes. But, until now, nanobots couldn't work together.


Microscope Sees with Nanoscale Resolution

January 28, 2008 | User rating: 4.3 / 5 after 72 vote(s) | User comments: 4

Researchers have recently built an x-ray microscope that has a pixel resolution of just 15 nanometers, allowing scientists to study the properties of materials at the molecular scale and beyond.


Physicists Store Images in Vapor

June 23, 2008 | User rating: 4.5 / 5 after 93 vote(s) | User comments: 4

Books are written on solid pieces of paper for an obvious reason: the atoms in a solid don’t move around much, keeping the words and pictures in place for centuries. Trying to store letters and images in a ...


Researchers Produce Best-Yet Dye-Based Solar Cells

July 31, 2008 | User rating: 4.5 / 5 after 66 vote(s) | User comments: 8

In work that may help solar panels become a more viable source of mainstream power, a research group has created a dye-based solar cell with a high efficiency and high stability, and that lacks the volatile chemicals used ...


New Nanowire-Based Memory Could Beef Up Information Storage

July 02, 2008 | User rating: 4.3 / 5 after 55 vote(s) | User comments: 5

Researchers from the University of Pennsylvania have created a type of nanowire-based information storage device that is capable of storing three bit values rather than the usual two—that is, "0," "1," and ...


New nano technique significantly boosts boiling efficiency

June 26, 2008 | User rating: 4.1 / 5 after 46 vote(s) | User comments: 4

Whoever penned the old adage "a watched pot never boils" surely never tried to heat up water in a pot lined with copper nanorods.


Nanophotonic switch device for routing light on a chip scale

March 17, 2008 | User rating: 4.6 / 5 after 44 vote(s) | User comments: 2

IBM scientists today took another significant advance towards sending information inside a computer chip by using light pulses instead of electrons by building the world’s tiniest nanophotonic switch with ...


Flexible nanoantenna arrays capture abundant solar energy

August 11, 2008 | User rating: 4.6 / 5 after 75 vote(s) | User comments: 38

Researchers have devised an inexpensive way to produce plastic sheets containing billions of nanoantennas that collect heat energy generated by the sun and other sources. The technology, developed at the U.S. Department of ...


Feeling the Heat: Berkeley Researchers Make Thermoelectric Breakthrough in Silicon Nanowires

January 10, 2008 | User rating: 4.6 / 5 after 56 vote(s) | User comments: 8

Energy now lost as heat during the production of electricity could be harnessed through the use of silicon nanowires synthesized via a technique developed by researchers with the U.S. Department of Energy’s ...


Printable, Flexible Carbon-Nanotube Transistors

January 08, 2008 | User rating: 4.5 / 5 after 61 vote(s) | User comments: 2

Scientists from the University of Massachusetts Lowell and Brewer Science, Inc. have used carbon nanotubes as the basis for a high-speed thin-film transistors printed onto sheets of flexible plastic. Their method may allow ...


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