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Search results for bell entanglement

Quantum Âé¶¹ÒùÔºics Oct 22, 2015

The universe really is weird, and a landmark quantum experiment proves it

Only last year the world of physics celebrated the 50th anniversary of Bell's theorem, a mathematical proof that certain predictions of quantum mechanics are incompatible with local causality. Local causality is a very natural ...

Quantum Âé¶¹ÒùÔºics Oct 21, 2015

Historic Delft Experiments tests Einstein's 'God does not play dice' using quantum 'dice'

Random number generators developed at ICFO - The Institute of Photonic Sciences, by the groups of ICREA Professors Morgan W. Mitchell and Valerio Pruneri, played a critical role in the historic experiment was published online ...

Quantum Âé¶¹ÒùÔºics Aug 31, 2015

Researchers find a way to close both loopholes in testing entanglement with Bell's inequality

(Âé¶¹ÒùÔº)—A team of researchers working at Delft University in The Netherlands, has perhaps succeeded in closing the two loopholes that have prevented proving that local realism does not hold at the quantum level. They ...

Quantum Âé¶¹ÒùÔºics Aug 21, 2015

A way has been found to interconnect quantum devices including preserving entanglement

(Âé¶¹ÒùÔº)—An international team of researchers has found a way to interconnect two quantum devices, allowing photons to move between the two, all while preserving entanglement. In their paper they have uploaded to the ...

Quantum Âé¶¹ÒùÔºics Jul 21, 2015

Drawing a line between quantum and classical world

Quantum theory is one of the great achievements of 20th century science, yet physicists have struggled to find a clear boundary between our everyday world and what Albert Einstein called the "spooky" features of the quantum ...

Quantum Âé¶¹ÒùÔºics Jun 10, 2015

Âé¶¹ÒùÔºicists demonstrate new violations of local realism

(Âé¶¹ÒùÔº)—Erwin Schrödinger once famously stated that quantum entanglement is "the characteristic trait of quantum mechanics" that distinguishes it from classical theories. Now in a new paper, physicists have demonstrated ...

Quantum Âé¶¹ÒùÔºics May 28, 2015

An efficient approach to concentrate arbitrary N-particle W state

Entanglement is an important quantum resource in both quantum communication and computation. The applications of entanglement information processing such as quantum teleportation, quantum key distribution (QKD), quantum dense ...

Quantum Âé¶¹ÒùÔºics May 27, 2015

Quantum computer emulated by a classical system

(Âé¶¹ÒùÔº)—Quantum computers are inherently different from their classical counterparts because they involve quantum phenomena, such as superposition and entanglement, which do not exist in classical digital computers. ...

Condensed Matter Mar 24, 2015

Building shape inspires new material discovery

Âé¶¹ÒùÔºicists inspired by the radical shape of a Canberra building have created a new type of material which enables scientists to put a perfect bend in light.

Quantum Âé¶¹ÒùÔºics Mar 10, 2015

Traveling without moving: Quantum communication scheme transfers quantum states without transmitting physical particles

(Âé¶¹ÒùÔº)—While Einstein considered quantum entanglement as "spooky action at a distance," and those who fully accept entanglement acknowledge it to be counterintuitive, current entanglement-based quantum communication ...

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