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Simple System can Generate Quantum-Secure Cryptographic Keys at Sustained Rates

In a new study, researchers demonstrate an automated, easy-to-operate quantum key distribution system using the fiber network in the city of Padua, Italy.

12 Aug 2021

Researchers Achieve New Threshold of Light-Matter Coupling at Nanoscale Level

A new threshold of light-matter coupling at the nanoscale has been achieved by physicists from the University of Southampton and ETH Zürich.

12 Aug 2021

New High-Flux, Compact Cold-Atom Source can be a Key Component of Quantum Technologies

Although quantum technology has proven valuable for highly precise timekeeping, making these technologies practical for use in a variety of environments is still a key challenge.

11 Aug 2021

Antimatter Jet Generated from High-Intensity Laser Beams

In the depths of space, there are celestial bodies where extreme conditions prevail: Rapidly rotating neutron stars generate super-strong magnetic fields.

23 Jul 2021

Space-Time Quantum Metasurfaces can Control All Properties of Photonic Qubits

A team of scientists at Los Alamos National Laboratory propose that modulated quantum metasurfaces can control all properties of photonic qubits, a breakthrough that could impact the fields of quantum information, communications, sensing and imaging, as well as energy and momentum harvesting.

22 Jul 2021

Laser Frequency-Comb Instrument can Measure Atmospheric Greenhouse Gases

Scientists from the National Institute of Standards and Technology (NIST) have improved their laser frequency-comb instrument to make parallel measurements of three airborne greenhouse gases, such as carbon dioxide, nitr...

1 Jul 2021

Common Perovskites can Superfluoresce at High Temperatures and Long Timescales

A commonly studied perovskite can superfluoresce at temperatures that are practical to achieve and at timescales long enough to make it potentially useful in quantum computing applications.

22 Jun 2021

Researchers Develop New Technique to Keep Quantum Bits of Light Stable at Room Temperature

As almost all our private information is digitalized, it is increasingly important that we find ways to protect our data and ourselves from being hacked.

17 Jun 2021

An Overview of Light-Emitting Mxene Quantum Dots

In a new publication from Opto-Electronic Advances; DOI https://doi.org/10.29026/oea.2021.200077, Researchers led by Professor Jeongyong Kim at the Department of Energy Science, Sungkyunkwan University, Suwon, Republic of Korea review light-emitting MXene quantum dots.

27 May 2021

Physicists Share New Findings on Atoms, Laser, and Quantum Optics

Physicists will share work on atoms, simple molecules, electrons, and light--and how they all interact--during the 52nd Annual Meeting of the American Physical Society Division of Atomic, Molecular and Optical Physics.

26 May 2021