Quantum Computing News

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Researchers Employ Electrodes to Read Out Quantum Bits

Quantum computers are capable of achieving processing speeds much greater than current generation of computers. Though they employ quantum mechanisms, quantum computers will still be susceptible to external influences.

17 Aug 2012

Quantum Entanglement Across Space and Time

The concept of quantum entanglement, which is defined as the correlation between two quantum particles in space, has got more interesting owing to the research carried out at the Institute of Quantum Computing by postdoctoral fellow Eduardo Martin-Martinez.

17 Aug 2012

NIST’s Zippy Ions May Prove Useful in Future Quantum Computers

Researchers from the National Institute of Standards and Technology (NIST) have demonstrated the accurate control of rapid acceleration and instantaneous stops of their beryllium ions in an ion trap.

14 Aug 2012

New Quantum Algorithm for Data Analysis

A new quantum algorithm for data analysis has been demonstrated by a team of researchers.

13 Aug 2012

Study Proves Incompleteness and Limit of Security Theory in Quantum Cryptography

A team of scientists from the Quantum ICT Research Institute of Tamagawa University in Japan has reported that the researchers have demonstrated the limit and incompleteness of the security theory in quantum cryptography or quantum key distribution.

7 Aug 2012

Researchers Achieve Significant Progress Towards Quantum Information Processing

A research team from the National Physical Laboratory (NPL) has developed a first-of-its-kind monolithic three-dimensional (3D) ion microtrap array that may be scaled up to confine several tens of ion-based quantum bits (qubits).

25 Jul 2012

New Technique Reliably Assesses Information on Quantum Computing and Cryptography

A research team comprising Filippo Miatto and other physicists from the University of Strathclyde, Glasgow, UK, has discovered a new technique to reliably evaluate the information carried by photon pairs utilized for quantum computing and cryptography applications.

13 Jul 2012

Researchers Illustrate First Silicon-Based Heralded Single Photon Source

Scientists from the National Institute of Standards and Technology (NIST), the Politecnico di Milano, and the University of California (UC), San Diego, have shown the first heralded single photon source generated from silicon, a significant step towards the realization of more realistic quantum information processing.

29 Jun 2012

Quantum Adiabatic Computation for Ranking Websites

A team of researchers that include Silvano Garnerone, an IQC postdoctoral fellow, has shown a quantum speed-up to the PageRank algorithm, a key algorithm utilized by Google for ranking webpages based on their importance in the webgraph.

12 Jun 2012

Researchers Take Step Towards Realization of Quantum Computers

Mike Thewalt of Simon Fraser University and researchers at Oxford University and in Germany are one step closer towards the realization of quantum computers by harnessing the novel properties of their ultrapure and highly enriched silicon.

8 Jun 2012