Quantum

Latest articles

Physicists place fresh limits on gravity’s role in wavefunction collapse

Nanodiamond quantum thermometer measures the temperature of worms

New quantum thermometer makes use of nitrogen-vacancy centres to sense fever in tiny C. elegans worms

New microwave bolometers could boost quantum computers

Single-photon devices are fast enough to measure quantum bits

Why Google builds quantum computers, the LGBT+ experience in physics, CERN’s carbon footprint

Sergio Boixo, Ramon Barthelemy and Kate Ravilious are our guests this week

Research headlines

Nifty noise trick makes quantum states live longer

Simple scheme produces record-breaking decoherence times for solid-state spin qubits

Entangled light is unscrambled using entanglement itself

Transmission matrix theory is extended to quantum photonics

Multi-user communication network paves the way towards the quantum internet

A fully connected quantum communication network provided simultaneous and secure connections between eight users on a city-wide scale

Molecule’s electronic structure is simulated on a quantum computer

Hartree-Fock calculations done on Google’s Sycamore machine

Quantum computers may be heading underground to shield from cosmic rays

Superconducting devices will need protection against ionizing radiation, new research shows

Quantum error correction achieved using oscillator grid states

Scheme uses only one qubit

Podcasts

A grasshopper’s quantum leap, mentoring medical physicists, extremely brilliant synchrotron

Creating new technologies using 2D materials, supernova wreaked havoc on Earth, quantum go versus AI

How to time quantum tunnelling using atomic stopwatches, fitness trackers could help with breathing disorders

Quantum science

Explore the IOP Publishing quantum science collection, showcasing journals & books bringing together world class, cutting-edge research from industry & academics alike in this fast-developing field.

Explore more in quantum science and technology

A quantum revolution

Chaoyang Lu from the University of Science and Technology of China on planning a major online conference, and the future of quantum technologies

‘Quantum secret sharing’ scheme allows 10 parties to communicate securely

Protocol overcomes some shortcomings of quantum key distribution

‘Quantum go machine’ plays ancient board game using entangled photons

Stones in quantum superpositions could put artificial intelligence to the test

Physicists create quantum phase battery

First device of its kind could be used in quantum computing circuits

Quantum-tunnelling time is measured using ultracold atoms

Spin rotation provides a stopwatch that measures millisecond journey

Quantum squeezing is achieved at room temperature

New technique could give gravitational-wave detectors a boost

Probing the foundations of quantum physics

An experiment in Vienna to study momentum-entangled helium atoms

Tabletop device might snare gravitational waves using tiny diamonds

New matter-wave interferometer would rely on nanoparticles, not lasers

LIGO reveals quantum correlations at work in mirrors weighing tens of kilograms

Result points to lower noise limit for gravitational-wave detectors

Cracking the quantum code

Kate Gardner reviews the new TV show Devs

Thermodynamic study of D-Wave processor could lead to better quantum calculations

Thermal noise could enable faster and more reliable computations

Image - Clarke et al - NJP-111222 - lores

Physicists propose how to entangle macroscopic objects using pulses of light

New optomechanical work helps in the quest to create entanglement in ever-larger systems

Entanglement gets hot and messy

Contrary to expectations, this fragile quantum-mechanical phenomenon can survive at high temperatures and in a very chaotic environment

Quantum
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Quantum | Virtual event | Featured Quantum 2020 19—22 October 2020
Quantum | Conference Quantum Technology International Conference 2020 2—4 November 2020 | Barcelona, Spain
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