Search results for quantum computer

Quantum Physics 15 hours ago

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 ...

Condensed Matter 6 hours ago

Researchers discover new flat electronic bands, paving way for advanced quantum materials

In a study published in Nature Communications, a team of scientists led by Rice University's Qimiao Si predicts the existence of flat electronic bands at the Fermi level, a finding that could enable new forms of quantum computing ...

Condensed Matter Jun 21, 2024

Physicists propose time crystal-based circuit board to reduce quantum computing errors

A trio of physicists, two with Uniwersytet Jagielloński in Poland and one with Swinburne University of Technology in Australia, are proposing the use of temporal printed circuit boards made using time crystals as a way to ...

Quantum Physics 13 hours ago

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.

Optics & Photonics Jun 21, 2024

Scientists develop innovative method to validate quantum photonics circuits performance

A team of researchers from the University of Ottawa's Nexus for Quantum Technologies Institute (NexQT), led by Dr. Francesco Di Colandrea, under the supervision of Professor Ebrahim Karimi, associate professor of physics, ...

General Physics Jun 24, 2024

Quantum effects forbid the formation of black holes from high concentrations of intense light, say physicists

For the last seven decades, astrophysicists have theorized the existence of "kugelblitze," black holes caused by extremely high concentrations of light.

Quantum Physics Jun 22, 2024

Untangling the entangled: Quantum study shines fresh light on how neutrinos fuel supernovae

Researchers used quantum simulations to obtain new insights into the nature of neutrinos—the mysterious subatomic particles that abound throughout the universe—and their role in the deaths of massive stars.

Condensed Matter Jun 19, 2024

Discovery of one-dimensional topological insulator for qubits, other technology

A joint research team that included members from Tohoku University has unveiled a new topological insulator (TI), a unique state of matter that differs from conventional metals, insulators, and semiconductors.

Optics & Photonics Jun 21, 2024

Researchers stabilize photon interference in optical chips using topological wave propagation

A collaboration of Professor Szameit's research group at the University of Rostock with researchers from the Albert-Ludwigs-Universität Freiburg has succeeded in stabilizing the interference of two photons in optical chips ...

Analytical Chemistry Jun 21, 2024

'Two-for-one' fission aims to improve solar cell efficiency

Singlet fission occurs when an organic molecule absorbs one photon of light, then splits that light's energy in two—a doubling effect that has the potential to improve the light-harvesting efficiency in solar cells, assuming ...

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