Search results for quantum computation

Condensed Matter May 29, 2024

New study is step towards energy-efficient quantum computing in magnets

Researchers from Lancaster University and Radboud University Nijmegen have managed to generate propagating spin waves at the nanoscale and discovered a novel pathway to modulate and amplify them.

Nanomaterials May 21, 2024

New crystal production method could enhance quantum computers and electronics

In a study published in Nature Materials, scientists from the University of California, Irvine describe a new method to make very thin crystals of the element bismuth—a process that may aid the manufacturing of cheap flexible ...

Quantum Physics May 15, 2024

Spooky states and figure eights: Stepping into the quantum computing 'ring'

Deep in outer space, invisible hands mold the universe. One is dark matter, an unseen substance thought to bind distant galaxies. The other is dark energy, a force believed to push stellar structures apart with gravity-defying ...

Optics & Photonics May 15, 2024

Physicists demonstrate first metro-area quantum computer network in Boston

It's one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It's quite another to physically show it's possible.

Quantum Physics May 13, 2024

Novel hybrid scheme speeds the way to simulating nuclear reactions on quantum computers

The nuclear reactions that power the stars and forge the elements emerge from the interactions of the quantum mechanical particles, protons and neutrons. Explaining these processes is one of the most challenging unsolved ...

Quantum Physics Jul 1, 2024

The first exponential quantum advantage for a natural streaming problem

As the hare learned from the tortoise, speed isn't everything. Theoretical computer scientists at Sandia National Laboratories and Boston University have discovered that quantum computers are unrivaled at solving an advanced ...

Quantum Physics Jun 25, 2024

Quantum annealer improves understanding of quantum many-body systems

Physicists have long been pursuing the idea of simulating quantum particles with a computer that is itself made up of quantum particles. This is exactly what scientists at Forschungszentrum Jülich have done together with ...

Quantum Physics Jun 25, 2024

Foregoing quantum chaos to achieve high-fidelity quantum state transfer

An international team of scientists from China and the U.S. has developed a scalable protocol for high-fidelity quantum state transfer (QST) in a 36-qubit superconducting quantum circuit.

Quantum Physics Jun 26, 2024

Understanding quantum states: New research shows importance of precise topography in solid neon qubits

Quantum computers have the potential to be revolutionary tools for their ability to perform calculations that would take classical computers many years to resolve.

Condensed Matter May 24, 2024

Researchers describe spin-boson systems to configure quantum devices

Many of today's quantum devices rely on collections of qubits, also called spins. These quantum bits have only two energy levels, the "0" and the "1." However, spins in real devices also interact with light and vibrations ...

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