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Physics news 1234

New technique to compress light could open doors for optical communications

July 30, 2008 | User rating: 4.4 / 5 after 46 vote(s) | User comments: 1

(PhysOrg.com) -- Scientists at the University of California, Berkeley, have devised a way to squeeze light into tighter spaces than ever thought possible, potentially opening doors to new technology in the fields of optical ...


First particles observed in Large Hadron Collider

August 26, 2008 | User rating: 4.1 / 5 after 41 vote(s) | User comments: 13

(PhysOrg.com) -- Glasgow scientists, working at CERN, have observed the first particles in the Large Hadron Collider during preliminary tests ahead of the switch-on next month.


Physicists Seek Answers to Quantum Correlations

August 14, 2008 | User rating: 4.6 / 5 after 122 vote(s) | User comments: 46

After performing multiple tests on two entangled photons, physicists have yet again found that the photons seem to be communicating faster than the speed of light - at least 100,000 times faster. The researchers ...


Operating quantum memory at room temperature

August 25, 2008 | User rating: 4.5 / 5 after 38 vote(s) | User comments: 1

Quantum dots, along with quantum wires, have been attracting notice over the past decade as possible building blocks of quantum information processing. Indium arsenide quantum dots (InAs) can be used for memory operations ...


Japanese physicists aim to unlock universe's mysteries

August 27, 2008 | User rating: 4.3 / 5 after 31 vote(s) | User comments: 8

As the world's scientists try to unzip mysteries about the universe, Japan is set to open its largest atomic science park to study the world at its smallest level.


Scientists find quick method to make magnets

July 29, 2008 | User rating: 4.4 / 5 after 49 vote(s) | User comments: 5

(PhysOrg.com) -- Ultra-strong, high-temperature, high-performance permanent magnet compounds, such as Samarium Cobalt, are the mainstay materials for several industries that rely on high-performance motor ...


Evolution as Described by the Second Law of Thermodynamics

August 11, 2008 | User rating: 4.2 / 5 after 103 vote(s) | User comments: 30

(PhysOrg.com) -- Often, physics and biology appear as different worlds, from a scientist’s point of view. Each discipline has its own language and concepts, and physicists and biologists tend to look at the ...


Invisibility cloak now within sight: scientists (Update 2)

August 11, 2008 | User rating: 4.5 / 5 after 82 vote(s) | User comments: 15

(PhysOrg.com) -- Scientists at the University of California, Berkeley, have for the first time engineered 3-D materials that can reverse the natural direction of visible and near-infrared light, a development ...


New immunization strategy could halve the doses for stopping computer virus spreading

August 18, 2008 | User rating: 3.9 / 5 after 23 vote(s) | User comments: 4

Researchers have developed a new immunization strategy that requires up to 50% fewer immunization doses compared with the current most efficient strategy. The new strategy could be used to prevent the spread of human epidemics ...


Compressor-free refrigerator may loom in the future

August 07, 2008 | User rating: 4.5 / 5 after 67 vote(s) | User comments: 22

Refrigerators and other cooling devices may one day lose their compressors and coils of piping and become solid state, according to Penn State researchers who are investigating electrically induced heat effects of some ferroelectric ...


Large Hadron Collider set to unveil a new world of particle physics

August 19, 2008 | User rating: 4.5 / 5 after 51 vote(s) | User comments: 46

(PhysOrg.com) -- The field of particle physics is poised to enter unknown territory with the startup of a massive new accelerator--the Large Hadron Collider (LHC)--in Europe this summer. On September 10, LHC ...


Quantum Chaos Unveiled?

August 06, 2008 | User rating: 4.5 / 5 after 73 vote(s) | User comments: 12

(PhysOrg.com) -- A University of Utah study is shedding light on an important, unsolved physics problem: the relationship between chaos theory - which is based on 300-year-old Newtonian physics - and the modern ...


Physicists 'See' Single Top Quarks at the Tevatron

August 22, 2008 | User rating: 4.6 / 5 after 74 vote(s) | User comments: 8

(PhysOrg.com) -- Scientists at the world's largest fully operating particle accelerator, the Tevatron at Fermi National Accelerator Laboratory (Fermilab) in Illinois, have discovered convincing evidence suggesting the existence ...


Physicists Investigate Controversy over Room-Temperature Ice

August 05, 2008 | User rating: 4.5 / 5 after 37 vote(s) | User comments: 8

(PhysOrg.com) -- By confining water in nano-sized spaces, physicists from Leiden University in the Netherlands have turned water into ice at room temperature. While it’s not the first time scientists have created room-temperature ...


Researchers make milestone discovery in quantum mechanics

August 05, 2008 | User rating: 4.6 / 5 after 85 vote(s) | User comments: 6

Researchers at UC Santa Barbara have recently reached what they are calling a milestone in experimental quantum mechanics.


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