### Researchers demonstrate measurement system able to resolve quantum fluctuations

In this universe, anything that can vibrate will vibrate, and no oscillator is ever truly at rest.

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In this universe, anything that can vibrate will vibrate, and no oscillator is ever truly at rest.

Jul 02, 2015
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Quantum Physics

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(Phys.org)—"A grin without a cat" is how Lewis Carroll describes the Cheshire Cat's mysterious way of disappearing while leaving its grin behind in his 1865 classic, Alice in Wonderland. The fanciful character raises a ...

It started about five years ago with a practical chemistry question.

Jun 03, 2015
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Quantum Physics

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A new protocol for estimating unknown optical processes, called unitary operations, with precision enhanced by the unique properties of quantum mechanics has been demonstrated by scientists and engineers from the University ...

Jun 01, 2015
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Quantum Physics

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An international team of scientists studying ultrafast physics have solved a mystery of quantum mechanics, and found that quantum tunneling is an instantaneous process.

May 27, 2015
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Quantum Physics

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A collaboration of physicists and a mathematician has made a significant step toward unifying general relativity and quantum mechanics by explaining how spacetime emerges from quantum entanglement in a more fundamental theory. ...

May 27, 2015
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Quantum Physics

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Accurately probing the delicate relationship between linked, or 'entangled', photons—irrespective of the distance between them—is an important element of quantum cryptography, and perhaps even teleportation. Now, A*STAR ...

May 27, 2015
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Quantum Physics

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A Majorana fermion, or a Majorana particle, is a fermion that is its own antiparticle. Discovering the Majorana was the first step, but utilizing it as a quantum bit (qubit) still remains a major challenge. An important step ...

May 25, 2015
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Quantum Physics

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Digital signatures are mechanisms for authenticating the validity or authorship of a certain digital message and they aim to be digital counterparts to real (or analog) signatures. The concept was introduced by Diffie and ...

May 13, 2015
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Quantum Physics

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