General Physics news

Physicists Demonstrate Quantum Memory with Matter Qubits

Physics / General Physics

9 hours ago | 4.8 / 5 (8) | 1

(PhysOrg.com) -- For the first time, scientists have successfully operated a quantum gate between two remote particles of matter, marking an important step toward the development of a quantum computer. In ...

Researchers unite to distribute quantum keys

Physics / General Physics

Jul 02, 2009 | 4.5 / 5 (2) | 2

Researchers from across Europe have united to build the largest quantum key distribution network ever built. The efforts of 41 research and industrial organisations were realised as secure, quantum encrypted information ...

Wagner's 'difficult' reputation unwarranted says research

Physics / General Physics

Jul 01, 2009 | 4.5 / 5 (4) | 2

The composer Richard Wagner is well-known, even notorious, for writing operas that can challenge both performers and listeners. A new study published in the Journal of the Acoustic Society of America reveal ...

Laser-created temporal lens could lead to movies of molecular processes

Physics / General Physics

Jun 29, 2009 | 5 / 5 (1) | 0

(PhysOrg.com) -- Finding a way to observe and record the behavior of matter at the molecular level has long been a holy grail among physicists. That ability could open the door to a wide range of applications ...

Scientists create first electronic quantum processor

Physics / General Physics

Jun 28, 2009 | 4.8 / 5 (49) | 38

A team led by Yale University researchers has created the first rudimentary solid-state quantum processor, taking another step toward the ultimate dream of building a quantum computer.

Could Maxwell's Demon Exist in Nanoscale Systems?

Physics / General Physics

Jun 24, 2009 | 4.4 / 5 (18) | 29

(PhysOrg.com) -- Maxwell’s demon may be making a comeback. Physicists know that the demon, an imaginary creature that decreases the entropy of a system, cannot exist in macroscopic systems due to the energy ...

First acoustic metamaterial 'superlens' created

Physics / General Physics

Jun 24, 2009 | 4.3 / 5 (12) | 6

A team of researchers at the University of Illinois has created the world's first acoustic "superlens," an innovation that could have practical implications for high-resolution ultrasound imaging, non-destructive ...

Lasers can lengthen quantum bit memory by 1,000 times

Physics / General Physics

Jun 24, 2009 | 4.3 / 5 (10) | 1

Physicists have found a way to drastically prolong the shelf life of quantum bits, the 0s and 1s of quantum computers.

Streaming sand grains help define essence of a liquid (w/ Video)

Physics / General Physics

Jun 24, 2009 | not rated yet | 0

University of Chicago researchers recently showed that dry granular materials such as sands, seeds and grains have properties similar to liquid, forming water-like droplets when poured from a given source. ...

Backtracking on DNA

Physics / General Physics

Jun 23, 2009 | 4.5 / 5 (8) | 0

(PhysOrg.com) -- Accuracy is essential for life, so in converting the information stored in DNA into a form in which it can be used, a high level of precision is required. Dr Tanniemola Liverpool from the ...

New method to detect quantum mechanical effects in ordinary objects

Physics / General Physics

Jun 22, 2009 | 4.6 / 5 (20) | 4

At the quantum level, the atoms that make up matter and the photons that make up light behave in a number of seemingly bizarre ways. Particles can exist in "superposition," in more than one state at the same ...

Work begins on world's deepest underground lab

Physics / General Physics

Jun 22, 2009 | 4.5 / 5 (13) | 10

(AP) -- Far below the Black Hills of South Dakota, crews are building the world's deepest underground science lab at a depth equivalent to more than six Empire State buildings - a place uniquely suited to ...

CERN reports on progress toward LHC restart

Physics / General Physics

Jun 22, 2009 | 4.5 / 5 (4) | 0

At the 151st session of the CERN Council today, CERN Director General Rolf Heuer confirmed that the Large Hadron Collider (LHC) remains on schedule for a restart this autumn, albeit about 2-3 weeks later than originally ...

Large Hadron Collider restart delayed till October

Physics / General Physics

Jun 20, 2009 | 4.1 / 5 (15) | 37

(AP) -- The world's largest atom smasher will likely be fired up again in October after scientists have carried out tests and put in place further safety measures to prevent a repeat of the faults that sidelined ...

Scientists reach milestone in study of emergent magnetism

Physics / General Physics

Jun 18, 2009 | 4.4 / 5 (7) | 2

(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory and the University of Chicago have reached a milestone in the study of emergent magnetism.

Researchers putting a freeze on oscillator vibrations

Physics / General Physics

Jun 17, 2009 | 4.4 / 5 (5) | 3

University of Oregon physicists have successfully landed a one-two punch on a tiny glass sphere, refrigerating it in liquid helium and then dosing its perimeter with a laser beam, to bring its naturally occurring mechanical ...

NIST researchers 'all aglow' over new test of toxin strength

Physics / General Physics

Jun 17, 2009 | not rated yet | 1

A new National Institute of Standards and Technology (NIST) assay using a “glow or no glow” technique may soon help the U.S. Department of Homeland Security (DHS) defend the nation against a spectrum of biological ...

Study gives clues to increasing X-rays' power

Physics / General Physics

Jun 16, 2009 | not rated yet | 2

Three-dimensional, real-time X-ray images of patients could be closer to reality because of research recently completed by scientists at the University of Nebraska-Lincoln and a pair of Russian institutes.