Last update Time warp: Researchers show possibility of cloning quantum information ..., 31 minutes ago
(Phys.org) —Popular television shows such as "Doctor Who" have brought the idea of time travel into the vernacular of popular culture. But problem of time travel is even more complicated than one might think. LSU's Mark ...
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Quantum entanglement is one of the more bizarre theories to come out of the study of quantum mechanics—so strange, in fact, that Albert Einstein famously referred to it as "spooky action at a distance."
Dec 05, 2013
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Swirling, persistent vortices can be created in superfluid helium. Generally no atoms sit at the eye of these miniature hurricanes. Things might be different in condensates of ultracold atoms. Theorists at ...
Dec 05, 2013
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Quickly switching the orientation of a laser beam enables control over the quantum properties of light.
Dec 04, 2013
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Quantum entanglement, a perplexing phenomenon of quantum mechanics that Albert Einstein once referred to as "spooky action at a distance," could be even spookier than Einstein perceived.
Dec 03, 2013
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(Phys.org) —It is fascinating how quantum mechanical behavior of particles at smallest scales can give rise to strange properties that can be observed in the classical world. One example is the Fractional ...
Nov 28, 2013
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A colloquium paper published in European Physical Journal D looks into the alleged issues associated with quantum theory. Berthold-Georg Englert from the National University of Singapore reviews a selection of the potent ...
Nov 26, 2013
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Magnets have fascinated mankind for millenia. From the Greek philosophers to scientists of the modern era, which saw the rise of quantum mechanics, magnets have been pondered and investigated. Nowadays, ...
Nov 26, 2013
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Theoretical physicist Ana Maria Rey uses the computer, as well as pencil and paper, to develop mathematical models that describe the behavior of ultra-cold atoms. The idea is to use these systems to learn ...
Nov 26, 2013
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(Phys.org) —Given all the weird things that can occur in quantum mechanics—from entanglement to superposition to teleportation—not much seems surprising in the quantum world. Nevertheless, a new finding ...
Nov 25, 2013
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Breakthrough offers high-sensitivity nanoscale sensors, and could lead to magnetic imaging of neuron activity and thermometry on a single living cell.
Nov 24, 2013
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Suggesting that quantum computers might benefit from losing some data, physicists at the National Institute of Standards and Technology (NIST) have entangled—linked the quantum properties of—two ions ...
Nov 24, 2013
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(Phys.org) —Australian National University PhD student Seiji Armstrong has made a quantum leap towards next-generation computing.
Nov 19, 2013
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With the help of tiny diamond crystals, physicists at the University of Basel have discovered new possibilities of quantum information: The scientists discovered at specific circumstances electric currents ...
Nov 19, 2013
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The researcher Jose Ignacio Pascual of nanoGUNE, together with researchers of the Free University of Berlin, has developed a method to manipulate magnetism in atoms. This research makes it possible to drive forward the exploration ...
Nov 19, 2013
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Quantum mechanics has been hailed as the next big thing in technology. And quantum computers are a media favourite. But there is a little-known quantum technology that can peer beneath the earth, which could ...
Nov 18, 2013
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A normally fragile quantum state has been shown to survive at room temperature for a world record 39 minutes, overcoming a key barrier towards building ultrafast quantum computers.
Nov 14, 2013
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An international team of scientists has shown for the first time that atoms can work collectively rather than independently of each other to share light.
Nov 14, 2013
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Light is of fundamental importance. It allows us to see the world around us and record pictures of our environment. It enables communication over long distances through optical fibers. All current methods ...
Nov 14, 2013
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Nippon Telegraph and Telephone Corp. has realized a quantum buffer integrated on an optical waveguide. The buffer is based on the "slow light effect", where the propagation speed of a pulsed light in a special ...
Nov 13, 2013
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(Phys.org) —One of the striking features of a qubit is that, unlike a classical bit, it can be in two states at the same time. That is, until a measurement is made on the qubit, causing it to collapse into ...
Nov 11, 2013
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Geometrical phases occur in many places in nature. One of the simplest examples is the Foucault pendulum: a tall pendulum free to swing in any vertical plane. Due to the earth rotation, the actual plane of ...
Nov 07, 2013
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With just a single atom, light can be switched between two fibre optic cables at the Vienna University of Technology. Such a switch enables quantum phenomena to be used for information and communication technology.
Nov 05, 2013
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A breakthrough in quantum cryptography demonstrates that information can be encrypted and then decrypted with complete security using the combined power of quantum theory and relativity - allowing the sender ...
Nov 04, 2013
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(Phys.org) —From supersensitive detections of magnetic fields to quantum information processing, the key to a number of highly promising advanced technologies may lie in one of the most common defects in ...
Nov 04, 2013
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Physicists at the University of Basel have been successful in generating photons - the quantum particles of light – with only one color. This is useful for quantum information. The scientists have actively stabilized the ...
For the past eight years, two French researchers have been bouncing droplets around a vibrating oil bath and observing their unique behaviour. What sounds like a high-school experiment has in fact provided the first ever ...
A team of experimental and theoretical physicists from the University of Stuttgart studied a single micrometer sized atom. This atom contains tens of thousands of normal atoms in its electron orbital. These ...
(Phys.org) —After more than 40 years of intense research, experimental physicists still seek to explore the rich behaviour of electrons confined to a two-dimensional crystalline structure exposed to large ...
Imagine you order a delivery of several glass vases in different colors. Each vase is sent as a separate parcel. What would you think of the courier if the parcels arrive apparently undamaged, yet when you ...
Until recently, Etienne Benson, an assistant professor in the University of Pennsylvania's Department of History and Sociology of Science, has trained his academic eye on the history of conservation of large, ...
A microchip-based device developed by Massachusetts General Hospital (MGH) investigators may greatly simplify the monitoring of patients' response to treatment for ovarian cancer – the most lethal form ...
Researchers at University of Colorado School of Medicine may have figured out what causes Meniere's disease and how to attack it. According to Carol Foster, MD, from the department of otolaryngology and Robert Breeze, MD, ...
An abandoned mineral mine near Stanford University is providing geoscientists new insights on how to permanently entomb greenhouse gas emissions in the Earth.
For years, scientists have believed that preserving more species, no matter which ones, is a key component to enhancing how well an ecosystem performs.
Although the demand for infertility treatment is rising, the high cost may deter some couples from seeking care. Researchers from the University of California-San Francisco assessed direct out-of-pocket costs for couples ...
NASA's Aqua satellite provided visible and infrared satellite imagery to forecasters helping confirm the birth of the sixth tropical cyclone of the Northern Indian Ocean cyclone season.
NASA's infrared instrument called AIRS that flies aboard the Aqua satellite gave scientists another look at the clouds and convection happening in a non-tropical low pressure area that's struggling to organize ...
Researchers have caught a protein they previously implicated in a variety of cancer-promoting roles performing a vital function in cell division, survival and development of brain tumors.
Cloud storage startup Box, launched from a college dorm in 2005, has raised $100 million in new capital to help fund a global expansion.
A common blue pigment used in the £5 note could have an important role to play in the development of a quantum computer, according to a paper published today in the journal Nature.
Theoretical physicist Frank Wilhelm-Mauch and his research team at Saarland University have developed a mathematical model for a type of microscopic test lab that could provide new and deeper insight into ...
Quantum mechanics provides such a different description of the world compared to classical physics that even Albert Einstein had problems comprehending the implications of the theory. However, sometimes the ...
Like any task, there is an easy and a hard way to control atoms and molecules as quantum systems, which are driven by tailored radiation fields. More efficient methods for manipulating quantum systems could ...
A new study set out to use numerical simulations to validate previous theoretical predictions describing materials exhibiting so-called antiferromagneting characteristics. A recently discovered theory shows that the ordering ...
(Phys.org) —A theory—SuperDense quantum teleportation—posed by Hampshire College physics professor Herbert Bernstein will be tested on the International Space Station.
(Phys.org) —Amongst the late Richard Feynman's many prolific and profound contributions to quantum mechanics, the eponymous Feynman clock is perhaps one of the more innovative. Conceived as a solution to the ...
Researchers from FOM Institute AMOLF, Philips Research, and the Autonomous University of Madrid have identified a new type of particle that might make quantum condensation possible at room temperature. The ...
The fate of some 40 stranded whales off Florida was unclear Friday, with officials saying they had lost track of two dozen but were hopeful these had swum to safety.
Psychiatric nurses offer a missing and critical point of view in treating adolescents in foster care who have mental health issues, an instructor at Saint Louis University School of Nursing found.
A longtime adviser to the U.S. Director of National Intelligence has resigned after the government learned he has worked since 2010 as a paid consultant for Huawei Technologies Ltd., the Chinese technology company the U.S. ...
(Phys.org) —Semiconductor quantum dots are being widely studied for their potential use in future quantum technologies. One of the reasons for their appeal is that they can confine quantum bits such as ...
The prospect of turning coal into fluorescent particles may sound too good to be true, but the possibility exists, thanks to scientists at Rice University.
(Phys.org) —A trio of researchers with affiliations with NASA and several U.S. institutions has found the elusive giant convection cells suspected for nearly a half century to exist on and within the sun. ...
Signs of HIV have returned in two American men who appeared to have briefly eradicated the virus after bone marrow transplants for cancer, US doctors said Friday.
(Phys.org) —Valve engineer Ben Krasnow is clearly one of those guys that sees things differently than the rest of us. How many people would look at an optical trackball, for example, and think to themse ...
In a room with concrete block walls from which he can barely see the sky, Drake Deming explores the heavens.
To technology insiders, graphene is a certified big deal. The one-atom thick carbon-based material elicits rhapsodic descriptions as the strongest, thinnest material known. It also is light, flexible, and ...
China's first lunar rover entered the moon's orbit on Friday, state media reported, a key step towards the vessel's planned landing later this month.
(Phys.org) —A team of researchers from a variety of institutions in the U.S. has reevaluated a measurement made of the lifetime of a neutron back in 2005 and in doing so has reduced the uncertainty of the ...
The BRCK is, in a sense, just like the archetypal little black box. It does what you need and you don't have to worry about its inner workings.
(Phys.org) —High-temperature superconductors exhibit a frustratingly varied catalog of odd behavior, such as electrons that arrange themselves into stripes or refuse to arrange themselves symmetrically ...
The Large Hadron Collider (LHC) at CERN (European Organization for Nuclear Research) in Switzerland is best known for its discovery of the Higgs boson, formed during collisions between bunches of protons ...
Perseverance is a quality that plays a large role in the success or failure of many pursuits. It has never been entirely clear why this trait seems more apparent in some people than others, but a new piece ...
An international team of scientists has provided proof of a key feature of quantum physics – Heisenberg's error-disturbance relation - more than 80 years after it was first suggested.
Ludwig Maximilian University of Munich researchers have uncovered a novel effect that, in principle, offers a means of stabilizing quantum systems against decoherence. The discovery could represent a major step forward for ...
Quantum mechanics, which aims to describe the nano-scale world around us, has already led to the development of many technologies ubiquitous in modern life, including broadband optical fibre communication ...
(Phys.org) —A team of physicists at the University of California has devised a means for allowing the observation of the quantum trajectory of a superconducting quantum bit. In their paper published in ...
(Phys.org) —Scientists working to produce the world's fastest, most powerful computers have moved a step closer to creating a practical prototype using microwaves – by shielding the atoms driving this ...
It is likely that at your next visit to the doctor, a medical practitioner will start by taking your temperature. This has been part of medical practice for so long that we may see it as antiquated, with ...
(Phys.org) —In Lake Malawi, East Africa, there are around 200 different species of cichlid fish that once or twice a year build large sand structures (known as bowers) on which the fish mate. Each different ...
(Phys.org) —One may think that free software would be of enormous benefit to people in the towns and villages of the globe where the price of proprietary software is restrictively high. Such is not the ...
(Phys.org) —A new NASA-led study has discovered an intriguing link between sea ice conditions and the melting rate of Totten Glacier, the glacier in East Antarctica that discharges the most ice into the ...
Scientists have found that cells known primarily for tempering immune response also exist in injured muscle tissue, an unexpected role for regulatory T cells.
Conflicting interests within a group can lead to better collective decisions – if you're a social animal such as a meerkat – according to new research by a team of biologists and political scientists ...
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