Search results for iron arsenide

Nanophysics Apr 12, 2023

Researchers image magnetic behavior at the smallest scales to date

Permanent magnets, the kind found on refrigerators everywhere, exist because their constituent atoms behave as miniature magnets. They align and combine to form the larger magnet in a phenomenon called ferromagnetism. There ...

Superconductivity Jun 22, 2022

Researchers investigate intricacies in superconductors with hopes to support quantum computer development

Ryan Day studies superconductors. Materials that conduct electricity perfectly, losing no energy to heat and resistance. Specifically, the University of California, Berkeley scientist studies how superconductors can coexist ...

Superconductivity May 19, 2022

Spin keeps electrons in line in iron-based superconductor

Researchers from PSI's Spectroscopy of Quantum Materials group together with scientists from Beijing Normal University have solved a puzzle at the forefront of research into iron-based superconductors: the origin of FeSe's ...

Superconductivity Jul 19, 2021

Understanding the physics in new metals

Researchers from the Paul Scherrer Institute PSI and the Brookhaven National Laboratory (BNL), working in an international team, have developed a new method for complex X-ray studies that will aid in better understanding ...

Optics & Photonics Feb 25, 2021

Light unbound: Data limits could vanish with new optical antennas

Researchers at the University of California, Berkeley, have found a new way to harness properties of light waves that can radically increase the amount of data they carry. They demonstrated the emission of discrete twisting ...

Superconductivity Nov 11, 2020

Connecting two classes of unconventional superconductors

The understanding of unconventional superconductivity is one of the most challenging and fascinating tasks of solid-state physics. Different classes of unconventional superconductors share that superconductivity emerges near ...

Superconductivity Dec 6, 2019

Electronic map reveals 'rules of the road' in superconductor

Using a clever technique that causes unruly crystals of iron selenide to snap into alignment, Rice University physicists have drawn a detailed map that reveals the "rules of the road" for electrons both in normal conditions ...

Superconductivity Nov 22, 2019

Scientists discover surprising quantum effect in an exotic superconductor

An international team led by researchers at Princeton University has directly observed a surprising quantum effect in a high-temperature iron-containing superconductor.

Superconductivity Jul 8, 2019

Pairing 'glue' for electrons in iron-based high-temp superconductors studied

Newly published research from a team of scientists led by the U.S. Department of Energy's Ames Laboratory sheds more light on the nature of high-temperature iron-based superconductivity.

Condensed Matter May 20, 2019

Iron selenide revealed as 'garden-variety iron-based superconductor'

In the pantheon of unconventional superconductors, iron selenide is a rock star. But new experiments by U.S., Chinese and European physicists have found the material's magnetic persona to be unexpectedly mundane.

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