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Nanotechnology / Physics news 1234

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.


‘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: 4.6 / 5 after 20 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 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 ...


Ultrafast look into atoms and molecules

June 20, 2008 | User rating: 4.6 / 5 after 28 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.


Carbon Nanotubes as a Single-Photon Source

June 12, 2008 | User rating: 4.6 / 5 after 37 vote(s) | User comments: 2

Carbon nanotubes, as true multi-purpose materials, have potential applications in everything from electrical circuits and drug delivery to golf clubs and space elevators. Recently, physicists have investigated ...


'Nanoglassblowing' Seen as Boon to Study of Individual Molecules

June 11, 2008 | User rating: 4.7 / 5 after 6 vote(s) | User comments: 3

While the results may not rival the artistry of glassblowers in Europe and Latin America, researchers at the National Institute of Standards and Technology and Cornell University have found beauty in a new ...


Researchers use carbon nanotubes for molecular transport

June 09, 2008 | User rating: 4.2 / 5 after 11 vote(s) | No comments yet

Molecular transport across cellular membranes is essential to many of life's processes, for example electrical signaling in nerves, muscles and synapses.


Argonne research unveiling the secrets of nanoparticle haloing

June 05, 2008 | User rating: 4.5 / 5 after 13 vote(s) | No comments yet

A glass of milk, a gallon of paint, and a bottle of salad dressing all look to the naked eye like liquids. But when viewed under a microscope these everyday liquids, called "colloids," actually contain small globules or ...


Nanotech: Hot Technology Gets a Cool Down

June 03, 2008 | User rating: 3.6 / 5 after 13 vote(s) | No comments yet

It’s the hottest technology – featherweight laptops that feature rapid response, crisp graphics and operate complex computer games; slim cell phones with Web-browsing capabilities, store high resolution photos and keep track ...


Moving molecules within molecules

May 29, 2008 | User rating: 4.5 / 5 after 6 vote(s) | No comments yet

Experts in the field of nanoscience have discovered a way of controlling the motion and detecting the forces that move molecules within molecules.


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