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Physics news 1234

Metals take a walk

July 12, 2005 | User rating: 5 / 5 after 8 vote(s) | No comments yet

Scientists in the Organic Chemistry Department of the Weizmann Institute of Science have caught a glimpse of platinum-based complexes 'walking' a path to their destinations

Do metal complexes casually ...


New study sets benchmark properties for popular conducting plastic

March 30, 2006 | User rating: 5 / 5 after 6 vote(s) | No comments yet

Steadily increasing the length of a purified conducting polymer vastly improves its ability to conduct electricity, report researchers at Carnegie Mellon University, whose work appeared March 22 in the Journal ...


New concept for creating quantum states in many-body systems

6 hours ago | User rating: 5 / 5 after 6 vote(s) | No comments yet

(PhysOrg.com) -- In the online edition of Nature Physics, theoretical physicists from the Institute for Quantum Optics and Quantum Information (IQOQI) and the University of Innsbruck today are presenting ...


New microscope allows scientists to track a functioning protein with atomic-level precision

November 13, 2005 | User rating: 5 / 5 after 22 vote(s) | No comments yet

A Stanford University research team has designed the first microscope sensitive enough to track the real-time motion of a single protein down to the level of its individual atoms. Writing in the Nov. 13 online ...


Code for 'Unbreakable' Quantum Encryption Generated at Record Speed over Fiber

April 18, 2006 | User rating: 4.9 / 5 after 34 vote(s) | No comments yet

Raw code for "unbreakable" encryption, based on the principles of quantum physics, has been generated at record speed over optical fiber at the Commerce Department’s National Institute of Standards and Technology. ...


Handheld 'T-ray' Device earns new $30,000 Lemelson-Rensselaer Student Prize

February 16, 2007 | User rating: 4.9 / 5 after 34 vote(s) | No comments yet

"T-rays" have been touted as the next breakthrough in sensing and imaging, but the need for bulky equipment has been an obstacle to reaching the field's potential. Enter Brian Schulkin, winner of the first-ever ...


Magnetic transistor could 'dial in' quantum effects

December 13, 2005 | User rating: 4.9 / 5 after 82 vote(s) | No comments yet

A team of theoretical and experimental physicists from Rice University is preparing a unique probe in hopes of "dialing in" elusive quantum states called "quantum criticalities." The team is using nanotechnology to create ...


First neutrons produced by DOE's Spallation Neutron Source

May 01, 2006 | User rating: 4.9 / 5 after 16 vote(s) | No comments yet

One of the largest and most anticipated U.S. science construction projects of the past several decades has passed its most significant performance test. The Department of Energy's Spallation Neutron Source, ...


ESA accelerates towards a new space thruster

December 13, 2005 | User rating: 4.9 / 5 after 15 vote(s) | No comments yet

ESA has confirmed the principle of a new space thruster that may ultimately give much more thrust than today's electric propulsion techniques. The concept is an ingenious one, inspired by the northern and southern ...


When Repulsive Particles Stick Together - A New Angle On Clustering

March 13, 2006 | User rating: 4.9 / 5 after 15 vote(s) | No comments yet

Even when they mutually repel each other, material particles in a solution can still form clusters. Details on the conditions necessary for this seemingly contradictory phenomenon have now been published. Though ...


Single photon detector wins UC San Diego engineering research competition

February 27, 2007 | User rating: 4.9 / 5 after 13 vote(s) | No comments yet

With a flash of light, photons simultaneously fly toward the face of a person waiting to be identified for security purposes. The packets of light bounce off the face and land on a specially engineered photon sensor that ...


Galaxy evolution in cyber universe matches astronomical observations in fine detail

June 05, 2006 | User rating: 4.9 / 5 after 23 vote(s) | No comments yet

Scientists at the University of Chicago have bolstered the case for a popular scenario of the big bang theory that neatly explains the arrangement of galaxies throughout the universe. Their supercomputer simulation ...


Researchers mimic high-pressure form of ice found in giant icy moons

March 03, 2006 | User rating: 4.9 / 5 after 11 vote(s) | No comments yet

That everyday ice you use to chill your glass of lemonade has helped researchers better understand the internal structure of icy moons in the far reaches of the solar system. A research team has demonstrated ...


Record-breaking detector may aid nuclear inspections

March 14, 2006 | User rating: 4.9 / 5 after 11 vote(s) | No comments yet

Scientists at the Commerce Department's National Institute of Standards and Technology (NIST) have designed and demonstrated the world's most accurate gamma ray detector, which is expected to be useful eventually ...


Fine-tuning lasers to destroy blood-borne diseases like AIDS

November 01, 2007 | User rating: 4.9 / 5 after 33 vote(s) | User comments: 1

Physicists in Arizona State University have designed a revolutionary laser technique which can destroy viruses and bacteria such as AIDS without damaging human cells and may also help reduce the spread of hospital infections ...


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