A blueprint for a quantum computer in reverse gear

Light amplification by stimulated emission from electrically driven colloidal quantum dots finally achieved

Quantum entanglement of photons doubles microscope resolution

The quantum microscopy by coincidence (QMC) apparatus. Credit: Caltech Using a “spooky” phenomenon of quantum physics, Caltech researchers have discovered a way to double the resolution of light microscopes. In…

Magnetic imaging unlocks crucial property of 2D superconductor

Differing device personalities come together for future quantum computing networks

Credit: NIST We’re building the tools to trap ions and watch them glow (or not). The art-deco-esque device shown above is a combined trap for ions (charged atoms) and detector…

Newly observed effect makes atoms transparent to certain frequencies of light

Artist’s visualization of a laser striking atoms in an optical cavity. Credit: Ella Maru Studio A newly discovered phenomenon dubbed “collectively induced transparency” (CIT) causes groups of atoms to abruptly…

Counting photons for quantum computing

Experimental setup. A pulsed source is evenly split into three segments, and each is coupled to a transition-edge sensor detector channel. Credit: DOE’s Jefferson Lab and University of Virginia Experts…

Quantum scientists achieve state-of-the-art defect-free atom array

Arrays of neutral atoms are a promising platform for quantum simulation. Asst Prof Loh Huanqian and her group can precisely assemble large arrays of singly-trapped rubidium atoms, as shown in…

Scientists use laser fields to precisely measure and control electron emission of metals

Credit: Unsplash/CC0 Public Domain By superimposing two laser fields of different strengths and frequency, the electron emission of metals can be measured and controlled precisely to a few attoseconds. Physicists…

Organic light-emitting diodes can be harnessed to map magnetic fields

Existing magnetic field imaging equipment tends to be large and expensive, but this research marks the next step in the development of quantum sensing. Credit: Shutterstock/ PopTika Smartphones could one…