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Not One, Not Two, Not Three, but Four Clones: First Quantum Cloning Machine to Produce Four Copies
November 6, 2011 — Scientists in China have produced a theory for a quantum cloning machine able to produce several copies of the state of a particle at atomic or sub-atomic scale, or quantum state. The advance could ... > full story -
Physicists Identify Room Temperature Quantum Bits in Widely Used Semiconductor
November 2, 2011 — Physicists may have earned silicon carbide –– a semiconductor commonly used by the electronics industry –– a role at the center of a new generation of information technologies ... > full story -
New Hybrid Technology Could Bring 'Quantum Information Systems'
October 28, 2011 — The merging of two technologies under development -- plasmonics and nanophotonics -- is promising the emergence of new "quantum information systems" far more powerful than today's ... > full story -
Using Photons to Manage Data
October 27, 2011 — Managing light to carry computer data, such as text, audio and video, is possible today with laser light beams that are guided along a fiber-optic cable. These waves consist of countless billions of ... > full story -
One Clock With Two Times: When Quantum Mechanics Meets General Relativity
October 20, 2011 — General relativity, the joint theory of gravity, space and time gives predictions that become clearly evident on a cosmic scale of stars and galaxies. Quantum effects are fragile and observed on ... > full story -
Step Toward Quantum Computers: Using Commercial Photonic Components
October 18, 2011 — Researchers in Spain have developed a model that provides the basis for the application of commercial photonic components to the field of quantum computers and quantum ... > full story -
A Hidden Order Unraveled: Microscopic Views on Quantum Fluctuations
October 14, 2011 — Fluctuations are fundamental to many physical phenomena in our everyday lives. Using a high resolution microscope, scientists have now been able to image quantum-correlated particle-hole pairs in a ... > full story -
New Scheme for Photonic Quantum Computing
October 13, 2011 — The concepts of quantum technology promise to achieve more powerful information processing than is possible with even the best possible classical computers. To actually build efficient quantum ... > full story -
New Knowledge About 'Flawed' Diamonds Could Speed the Development of Diamond-Based Quantum Computers
October 11, 2011 — Scientists have established the presence of a dynamic Jahn-Teller effect in defective diamonds, a finding that will help advance the development of diamond-based systems in applications such as ... > full story -
Point Defects in Super-Chilled Diamonds May Offer Stable Candidates for Quantum Computing Bits
October 11, 2011 — Scientists test how the energy levels of electrons trapped in a defect in the diamond matrix shift with changing ... > full story -
Progress in Quantum Computing: Researchers Control Rate of Photon Emission from Luminescent Imperfections in Diamond
October 11, 2011 — Engineers and physicists have managed to capture light in tiny diamond pillars embedded in silver, releasing a stream of single photons at a controllable rate. The advance represents a milestone on ... > full storyMore: -
Physicists Move One Step Closer to Quantum Computer
October 4, 2011 — Physicists have created a tiny "electron superhighway" that could one day be useful for building a quantum computer -- a new type of computer that will use quantum particles in place of the digital ... > full story
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