 'Single-Crystal' Superconductors are a Big Step for the Field 14 hours ago | User rating: 4.8 / 5 after 16 vote(s)
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(PhysOrg.com) -- In key advances for the field of superconductivity, a research group has created versions of a class of widely studied superconducting compounds that are each one continuous crystal, rather ... | |
Entanglement without Classical Correlations August 27, 2008 | User rating: 4.1 / 5 after 49 vote(s)
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Quantum mechanics is full of counterintuitive concepts. The idea of entanglement – when two or more particles instantaneously exhibit dependent characteristics when measured, no matter how far apart they are – is one of them. ... | |
 Scientists identify quantum differences between light and heavy water August 26, 2008 | User rating: 4.4 / 5 after 44 vote(s)
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Scientists know that light water (H2O) and heavy water (D2O) have similar but not identical structures. Using quantum mechanics, researchers have recently identified several differences ... | |
Operating quantum memory at room temperature August 25, 2008 | User rating: 4.5 / 5 after 38 vote(s)
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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 ... | |
Physicists 'See' Single Top Quarks at the Tevatron August 22, 2008 | User rating: 4.6 / 5 after 74 vote(s)
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(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 ... | |
New immunization strategy could halve the doses for stopping computer virus spreading August 18, 2008 | User rating: 3.9 / 5 after 23 vote(s)
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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 ... | |
Searching for a single-electron source of standard quantized current August 14, 2008 | User rating: 4.4 / 5 after 23 vote(s)
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(PhysOrg.com) -- “More than fifteen years ago, efforts were made to come to some kind of practical and standard realization of single-electron sources of quantized current. However, it was too difficult to combine the wanted ... | |
 Evolution as Described by the Second Law of Thermodynamics August 11, 2008 | User rating: 4.2 / 5 after 103 vote(s)
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(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 ... | |
Physicists Investigate Controversy over Room-Temperature Ice August 05, 2008 | User rating: 4.5 / 5 after 37 vote(s)
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(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 ... | |
 Physicists Explain Why Liquid Optical Fibers Don't Collapse July 29, 2008 | User rating: 4.7 / 5 after 34 vote(s)
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(PhysOrg.com) -- For several years, physicists have known that liquid columns can be used to guide light. By trapping a light beam, a liquid column can act like an optical fiber, but with a liquid sheathing ... | |
Proposed Particle Help Explains Odd Galactic Photons July 25, 2008 | User rating: 4.2 / 5 after 73 vote(s)
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In 2002, a satellite called INTEGRAL was launched by the European Space Agency with an instrument on board to detect and measure gamma rays from space. Four years later, it yielded some intriguing data: An unusually high ... | |
A 'New Dimension' at the LHC July 22, 2008 | User rating: 4.2 / 5 after 83 vote(s)
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(PhysOrg.com) -- Later this year, the world's largest and most powerful particle accelerator, the Large Hadron Collider near Geneva, Switzerland, will begin operating, sending beams of protons hurling around circular tracks ... | |
 Getting many quantum states from one experimental setup July 15, 2008 | User rating: 4.2 / 5 after 33 vote(s)
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(PhysOrg.com) -- “In the traditional approach to entanglement with linear optics, one designs a new setup for each single state that you want,” Witlef Wieczorek tells PhysOrg.com. “What we’ve done is ... | |
Looking for neutralinos at the Large Hadron Collider July 09, 2008 | User rating: 4.3 / 5 after 63 vote(s)
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“We are looking at the heavens, and using the very biggest things to help up predict what will happen with the very smallest things,” David Toback tells PhysOrg.com. Toback is a professor at Texas A&M University in ... | |
 Are We in the Peak of an Oil Bubble? July 07, 2008 | User rating: 4.3 / 5 after 178 vote(s)
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Since 2003, worldwide oil prices have quadrupled. According to a new study, the price of oil is rising at a faster-than-exponential rate, and cannot be sustained. In other words, we’re in the midst of an oil ... | |
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