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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

New Project Aims to Develop Fullerene-Based Quantum Computer

The Volkswagen Foundation is financing a materials science project, being conducted under the aegis of Johannes Gutenberg University Mainz, to demonstrate the technical feasibility of a quantum computer on the basis of e...

18 May 2012

Error-Correction Breakthrough Represents Significant Step Towards Powerful Quantum Computing

Hector Bombin, Helmut Kraztgraber and Miguel Angel Martin-Delgado, researchers from the QUITEMAD Scientific Consortium (Technologies Program R & D, funded by the Community of Madrid) together with an international gr...

14 May 2012

New Paper From CQT Finds Phases of Matter With Differing Computational Power

A study has turned upside down a typical way of looking at the connection between physics and information in quantum systems — with results that could lead to new insight into quantum computation.

9 May 2012

Researchers invent scheme to extract quantum computing power from noise

Researchers have discovered that a process known as spontaneous emission that was previously seen as creating unhelpful noise in quantum data can be harnessed not only to protect the data, but even to compute.

1 May 2012

Semiconductor Chip Produces Entangled Photons for Quantum Computing

In the age of high-speed computing, the photon is king. However, producing the finely tuned particles of light is a complex and time-consuming process, until now. Thanks to the work by a team of engineers led by Profe...

1 May 2012

Superiority of a Dynamic Quantum Simulator Demonstrated

An international collaboration demonstrates the superiority of a dynamical quantum simulator over state-of-the-art numerical calculations.

22 Mar 2012

Model Provides Basis for the Application of Photonic Components for Quantum Computing

Researchers at the Universitat Politècnica de València (UPV) and the Universitat Miguel Hernández d'Elx (UMH) have developed a model that provides the basis for the application of commercial photonic c...

18 Oct 2011