How do you make a kilogram? Gravity can provide new answers

Credit: Pixabay/CC0 Public Domain Claus Lämmerzahl, Professor of Gravitational Physics at the University of Bremen, and Dr. Sebastian Ulbricht, scientist at the Natural Metrology Institute, have proposed in a new…

Scientists achieve nuclear spin coherence in levitating microparticles

Left: A schematic showing a levitating diamond with embedded nitrogen 14 nuclear spins. Right: The spin energy levels showing their polarization. Credit: Julien Voisin. A new study in Physical Review…

Bringing the power of tabletop precision lasers for quantum science to the chip scale

Andrei Isichenko holds the ultra-high-quality ring resonator (left), which can help turn the “coarse” light from a commercially available Fabry-Perot laser diode (right) into a low linewidth laser. Credit: Sonia…

Physicists uncover strong light-matter interactions in quantum spin liquids

Scientists control quantum states in new energy range

Credit: Elettra Sincrotrone Trieste An international team of scientists led by Dr. Lukas Bruder, junior research group leader at the Institute of Physics, University of Freiburg, has succeeded in producing…

Researchers develop spintronics platform for energy-efficient generative AI

(a) Configuration of Gaussian probabilistic bit (g-bit) made of five binary probabilistic bits (p-bits). Photograph of prototype of probabilistic computer with stochastic spintronics devices and FPGA. (c) Measurement result of…

Tuning skyrmion helicity for racetrack memory and quantum computing applications

Engineers present new design for superconducting quantum processor

Credit: Cleland Lab Researchers at the UChicago Pritzker School of Molecular Engineering (UChicago PME) have realized a new design for a superconducting quantum processor, aiming at a potential architecture for…

Team seeks to set new standards in high-resolution microscopy using a quantum optics trick

Innovative quantum technologies entangle free electrons with photons. They could open up new avenues for promising applications in imaging processes. Credit: Dominik Hornof/TU Wien About 100 years ago, humanity learned…

Observing gain-induced group delay between multiphoton pulses generated in a spontaneous down-conversion source

Deformation of the photon pair shape with increasing spontaneous parametric down-conversion interaction strength (from left to right). Credit: Thekkadath et al. Spontaneous parametric down-conversion (SPDC) and spontaneous four-wave mixing are…