Quantum Computing News

Physicists Measure Ultra-Small Motion by Supersizing “Quantum Squeezing”

By harnessing the phenomenon of “quantum squeezing,” physicists at the National Institute of Standards and Technology (NIST) have successfully amplified and determined trillionths-of-a-meter motions of a single trapped magnesium ion, that is, electrically charged atom.

Exploiting Light-Matter Interaction Reveals Properties for Quantum Information Storage and Computing

Rensselaer Polytechnic Institute scientists have developed a way to exploit tungsten diselenide (WSe2) — a favorable two-dimensional (2D) material — to unlock its potential further and facilitate faster, more effective computing, and even quantum information processing and storage.

Physicists Demonstrate How Quantum Computer Programs Could Perform Tasks in Future Large-Scale Quantum Networks

At the National Institute of Standards and Technology (NIST), physicists have successfully teleported a computer circuit instruction called a quantum logic operation between a pair of isolated ions, or electrically charged atoms, demonstrating how tasks can be performed by quantum computer programs in upcoming large-scale quantum networks.

Researchers Get a Step Closer to Making Metropolitan Quantum Networks Secure

Effective field tests of a continuous-variable quantum key distribution (CV-QKD) system over commercial fiber networks could make way to its application in metropolitan areas.

New Method to Control Single-Photon Emission in 2D Materials Could Open Up New Way to All-Optical Quantum Computers

A new study has revealed a novel technique for developing thin films to regulate the emission of single photons. The study has boosted the efforts to develop reliable light-based quantum computing, quantum key distribution for cybersecurity, and other technologies.

New Molecular Resonances Could Enable Quantum Simulation of Many Body Systems

At the Max Planck Institute for Quantum Optics (MPQ), physicists have successfully created massive diatomic molecules and later detected them optically with the help of a high-resolution objective.

New Vapor Stabilizing Method Allows Electrons to be Used for Quantum Computing and High-Precision Measurements

Researchers at the University of Bath have patented a novel method for stabilizing the density of alkali metal vapor through gold nanoparticles.

Study Finds that Photon Pairs Could be Used for Secure Transmission of Data

Quantum physics could be used to guarantee secure information technology in the future. In order to realize this, photons—individual particles of light—are used to securely transmit data.

Physicists Create Prototype Superefficient Memory for Future Computers

Researchers from the Moscow Institute of Physics and Technology and their colleagues from Germany and the Netherlands have achieved material magnetization switching on the shortest timescales, at a minimal energy cost.

New Method for Surpassing Narrow Limits of Analog Simulation of Quantum Systems in Quantum Computers

At present, several researchers are striving to explore how quantum advantage can be made use of on already existing hardware.