Quantum Computers News
May 22, 2015

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May 22, 2015

Apr. 23, 2015 — Scientists have created an electronic device so accurate that it can detect the charge of a single electron in less than one microsecond. It has been dubbed the 'gate sensor' and could be ... read more

Quantum Cryptography at the Speed of Light: Researchers Design First All-Photonic Repeaters

Apr. 15, 2015 — Engineers bring perfectly secure information exchanges one step to reality. They have now designed the first all-photonic quantum repeaters -- protocols that ensure data can be carried reliably and ... read more

Quantum Hall Effect: Quantization of 'Surface Dirac States' Could Lead to Exotic Applications

Apr. 14, 2015 — Researchers have uncovered the first evidence of an unusual quantum phenomenon -- the integer quantum Hall effect -- in a new type of film, called a 3-D topological insulator. This discovery could ... read more

Apr. 13, 2015 — Physicists have narrowed the theoretical limits for where the 'speed limit' lies for quantum computers. The findings, which offer a better description of how quickly information can travel ... read more

Apr. 10, 2015 — Scientists have encoded quantum information in silicon using simple electrical pulses for the first time, bringing the construction of affordable large-scale quantum computers one step closer to ... read more

Apr. 9, 2015 — Temperature is a statistical concept. Very small systems, consisting of a small number of particles, are not usually described statistically. Scientists have now measured how quantum systems reach a ... read more

Apr. 8, 2015 — Light has been slowed down by coupling atoms to glass fibers. This technology is an important prerequisite for a future worldwide quantum ... read more

Physicists Create New Molecule With Record-Setting Dipole Moment

Apr. 3, 2015 — A proposed pathway to construct quantum computers may be the outcome of research by a physics team that has created a new molecule based on the interaction between a highly-excited type of atom known ... read more

Apr. 3, 2015 — An experiment has revealed an unlikely behavior in a class of materials called frustrated magnets, addressing a long-debated question about the nature of these discontented quantum materials. The ... read more

Next Important Step Toward Quantum Computer

Mar. 30, 2015 — Physicists have succeeded in linking two completely different quantum systems to one another. In doing so, they have taken an important step forward on the way to a quantum ... read more

Mar. 26, 2015 — Mathematicians have designed an encryption code capable of fending off the phenomenal hacking power of a quantum computer. Using high-level number theory and cryptography, the researchers reworked an ... read more

Mar. 26, 2015 — In experiments with ultracold rubidium atoms scientists create magnetic quantum crystals made of gigantic Rydberg ... read more

Mar. 25, 2015 — Physicists have developed a new technique that can successfully entangle 3,000 atoms using only a single photon. The results represent the largest number of particles that have ever been mutually ... read more

Mar. 24, 2015 — Physicists 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. The creation of a so-called topological ... read more

Mar. 23, 2015 — Contrary to the statistician's slogan, in the quantum world, certain kinds of correlations do imply causation. New research shows that in quantum mechanics, certain kinds of observations will ... read more

New Approach Uses 'Twisted Light' to Increase Efficiency of Quantum Cryptography Systems

Mar. 20, 2015 — Researchers have developed a way to transfer 2.05 bits per photon by using 'twisted light.' This remarkable achievement is possible because the researchers used the orbital angular momentum ... read more

Superfast Computers a Step Closer as a Silicon Chip's Quantum Capabilities Are Improved

Mar. 20, 2015 — Research has demonstrated laser control of quantum states in an ordinary silicon wafer and observation of these states via a conventional electrical ... read more

Mar. 19, 2015 — Since Quantum Games came online as a citizen science project to help scientists develop a quantum computer, the game has been played 400,000 times, making it possible for researchers to discover a ... read more

Mar. 17, 2015 — Quantum computers will be able to find target items within large piles of data far faster than conventional computers though the speed of the search will likely depend on the structure of the data. ... read more

Quantum Computing: One Step Closer With Defect-Free Logic Gate

Mar. 19, 2015 — What does hair styling have in common with quantum computing? The braiding pattern has inspired scientists as a potential new approach to quantum calculation. But due to their tight assembly, such ... read more

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