Search results for condensed matter physics

Condensed Matter Jun 12, 2024

New theory links quantum geometry to electron-phonon coupling

A new study published in Nature Physics introduces a theory of electron-phonon coupling that is affected by the quantum geometry of the electronic wavefunctions.

Quantum Physics Jun 3, 2024

Physicists take molecules to a new ultracold limit, creating a state of matter where quantum mechanics reigns

There's a hot new BEC in town that has nothing to do with bacon, egg, and cheese. You won't find it at your local bodega, but in the coldest place in New York: the lab of Columbia physicist Sebastian Will, whose experimental ...

Condensed Matter May 31, 2024

On-chip GHz time crystals with semiconductor photonic devices pave way to new physics and optoelectronic applications

Researchers have for the first time observed a time crystal on a microscale semiconductor chip oscillating at a rate of several billion times per second, unveiling exceptionally high non-linear dynamics in the GHz range.

Condensed Matter May 28, 2024

Unveiling the microscopic mechanism of superconducting metallic transistors

Transistors are the basis for microchips and the whole electronic industry. The invention of transistors, by Bardeen and Brattain in 1947, awarded with a Nobel prize, is regarded as one of the most important discoveries of ...

Nanophysics May 24, 2024

First topological quantum simulator device in strong light-matter interaction regime to operate at room temperatures

Researchers at Rensselaer Polytechnic Institute have fabricated a device no wider than a human hair that will help physicists investigate the fundamental nature of matter and light. Their findings, published in the journal ...

Superconductivity May 16, 2024

Utilizing scanning SQUID microscopy to investigate local magnetic response of Bi2212

Phase transitions in different states of matter, such as the condensation of gases into liquids or the transition from a normal metal to a superconducting state, can be described using Ginzburg-Landau symmetry-breaking theory. ...

Analytical Chemistry May 15, 2024

How high-pressure techniques can induce changes in crystalline materials

In an article published in Chemistry of Materials Oakland University Associate Professor of Physics Yuejian Wang explored how high-pressure techniques can induce changes in certain crystalline materials, similar to the way ...

Optics & Photonics May 13, 2024

New surface acoustic wave techniques could lead to surfing a quantum internet

Researchers at the University of Rochester have used surface acoustic waves to overcome a significant obstacle in the quest to realize a quantum internet.

Condensed Matter May 13, 2024

Spectral evidence found for Dirac spinons in a kagome lattice antiferromagnet

A new study, published in a recent issue of Nature Physics, sheds light on the long-anticipated emergence of quasiparticles, akin to the famous Dirac particles obeying the relativistic Dirac equation. These quasiparticles, ...

Condensed Matter May 2, 2024

Researchers find unexpected roadblock to conductivity in Mott insulators

In the realm of condensed matter physics, few phenomena captivate physicists' curiosity as much as Mott insulators. According to traditional theory, this odd class of materials should be capable of conducting electricity, ...

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