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Nanotechnology / Physics news 1234

Researchers report finer lines for microchips: Advance could lead to next-generation computer chips, solar cells

10 hours ago | User rating: 4.6 / 5 after 18 vote(s) | User comments: 1

MIT researchers have achieved a significant advance in nanoscale lithographic technology, used in the manufacture of computer chips and other electronic devices, to make finer patterns of lines over larger ...


Carbon Nanotube Windmills Powered by 'Electron Wind'

10 hours ago | User rating: 5 / 5 after 26 vote(s) | User comments: 7

Theoretical physicists from Lancaster University in the UK have designed a nanomotor that operates by a novel mechanism: an electron wind.


Engineers show nanotube circuits can be made en masse

July 04, 2008 | User rating: 4.7 / 5 after 28 vote(s) | User comments: 1

Most innovations don't go far unless there is a way to turn them into products that are manufacturable on a mass scale. That's why new research on carbon nanotubes, presented June 19 by a group of Stanford electrical engineers, ...


Visualizing atomic-scale acoustic wavesin nanostructures

July 03, 2008 | User rating: 4.3 / 5 after 10 vote(s) | No comments yet

Acoustic waves play many everyday roles - from communication between people to ultrasound imaging. Now the highest frequency acoustic waves in materials, with nearly atomic-scale wavelengths, promise to be ...


New Nanowire-Based Memory Could Beef Up Information Storage

July 02, 2008 | User rating: 4.4 / 5 after 45 vote(s) | User comments: 4

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 paper offers insights into 'blinking' phenomena

July 01, 2008 | User rating: 4.3 / 5 after 24 vote(s) | No comments yet

A new paper by a team of researchers led by University of Notre Dame physicist Bolizsár Jankó provides an overview of research into one of the few remaining unsolved problems of quantum mechanics.


New nano technique significantly boosts boiling efficiency

June 26, 2008 | User rating: 4.2 / 5 after 33 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.


‘Electron Trapping’ May Impact Future Microelectronics Measurements

June 26, 2008 | User rating: 4 / 5 after 6 vote(s) | User comments: 1

Using an ultra-fast method of measuring how a transistor switches from the “off” to the “on” state, researchers at the National Institute of Standards and Technology (NIST) recently reported that they have uncovered an unusual ...


Physicists Produce Quantum-Entangled Images

June 25, 2008 | User rating: 4.1 / 5 after 32 vote(s) | User comments: 6

Using a convenient and flexible method for creating twin light beams, researchers from the National Institute of Standards and Technology (NIST) and the University of Maryland (UM) have produced “quantum images,” ...


Argonne's Hard X-ray Nanoprobe provides new capability to study nanoscale materials

June 24, 2008 | User rating: 4.4 / 5 after 5 vote(s) | No comments yet

Novel microscopy tool provides highest resolution for hard x-rays
The Center for Nanoscale Materials' (CNM) newly operational Hard X-ray Nanoprobe at the U.S. Department of Energy's (DOE) Argonne National Laboratory ...


Tethered molecules act as light-driven reversible nanoswitches

June 23, 2008 | User rating: 4.2 / 5 after 12 vote(s) | User comments: 1

Our ability to see is based on molecules in the eye that flip from one conformation to another when exposed to visible light. Now, a new technique for attaching light-sensitive organic molecules to metal ...


A look into the nanoscale

June 23, 2008 | User rating: 4.5 / 5 after 19 vote(s) | User comments: 1

Lawrence Livermore National Laboratory researchers have captured time-series snapshots of a solid as it evolves on the ultra-fast timescale.


Physicists Store Images in Vapor

June 23, 2008 | User rating: 4.5 / 5 after 89 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 ...


Ultrafast look into atoms and molecules

June 20, 2008 | User rating: 4.6 / 5 after 27 vote(s) | User comments: 3

New record in ultrafast metrology: Physicists at Max-Planck Institute of Quantum Optics and the Ludwig-Maximilians-University Munich are the first to produce light pulses lasting only 80 attoseconds.


Trap and zap: Harnessing the power of light to pattern surfaces on the nanoscale

June 18, 2008 | User rating: 4.8 / 5 after 27 vote(s) | User comments: 1

Princeton engineers have invented an affordable technique that uses lasers and plastic beads to create the ultrasmall features that are needed for new generations of microchips.


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