Quantum computer efficiently suppresses errors with two different correction codes

The Innsbruck quantum computer calculates with algorithms that switch back and forth between two different quantum error correction codes to realize error-corrected computing operations. Credit: Helene Hainzer Computers also make…

Physicists propose ‘bridge’ strategy to stabilize quantum networks

Quantum thermometer uses giant Rydberg atoms to measure temperature more accurately

Laboratory setup for using giant “Rydberg” atoms to measure temperature. The glowing red orb shows the cloud of approximately one million rubidium atoms used in the setup. Credit: N. Schlossberger/NIST…

CMS tests whether top quarks play by Einstein’s rules

The CMS detector. Credit: CERN In the first study of its kind at the Large Hadron Collider (LHC), the CMS collaboration has tested whether top quarks adhere to Einstein’s special…

Reimagining the Mpemba effect at the atomic scale

Illustration of the quantum strong Mpemba effect. Credit: Springer Nature Limited. In a new Nature Communications study, scientists have demonstrated the quantum version of the strong Mpemba effect (sME) in…

Illuminating an asymmetric gap in a topological antiferromagnet

Quantum ‘umbilical cord’ links metal and insulator states in many materials, study shows

Optical atomic clock achieves record accuracy in comparison measurement

Quantum engineers ‘squeeze’ laser frequency combs to make more sensitive gas sensors

Frequency comb spectroscopy and quantum noise. Credit: Daniel I. Herman et al For the first time ever, scientists have used a technique called “quantum squeezing” to improve the gas sensing…

Chinese researchers discover novel quantum state of matter