Researchers from North Carolina State University and the University of Pittsburgh studied how the spin information of an electron, called a pure spin current, moves through chiral materials. They...
Quantum sensors detect the smallest of environmental changes—for example, an atom reacting to a magnetic field. As these sensors "read" the unique behaviors of subatomic particles, they also dr...
https://phys.org/news/2024-05-physicists-quantum-platform.html
Proximity is key for many quantum phenomena, as interactions between atoms are stronger when the particles are close. In many quantum simulators, scientists arrange atoms as close together as pos...
https://phys.org/news/2024-05-physicists-atoms-proximity-paving-exploring.html
Semiconductors are a cornerstone of next-generation technology, so a new method to excite atoms in semiconductor materials is likely to excite a broad range of researchers and industries as well.
https://phys.org/news/2024-05-good-vibrations-energy-lasers-atomic.html
The journal Nature has published a research paper, "Probing single electrons across 300-mm spin qubit wafers," demonstrating state-of-the-art uniformity, fidelity and measurement statistics of sp...
https://phys.org/news/2024-05-high-qubit-fidelity-uniformity-electron.html
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 ...
https://phys.org/news/2024-05-unexpected-roadblock-mott-insulators.html
By tinkering with a quantum material characterized by atoms arranged in the shape of a sheriff's star, MIT physicists and colleagues have unexpectedly discovered a new way to make a state of matt...
Science is taking a step forward in the quest for superconductors that will not require ultra-high pressure to function, thanks to multinational research led by Xiaojia Chen at the University of ...
https://phys.org/news/2024-04-hydride-frontiers-accessible-superconductivity.html
In a recent collaboration between the High Magnetic Field Center of the Hefei Institutes of Physical Science of Chinese Academy of Sciences, and the University of Science and Technology of China,...
https://phys.org/news/2024-04-topological-kerr-effect-dimensional-quantum.html
An Australian-led study has found unusual insulating behavior in a new atomically-thin material—and the ability to switch it on and off.
https://phys.org/news/2024-04-conductor-2d-metal-framework-insulator.html
Skyrmions are topologically protected quasiparticles with sophisticated spin textures, widely studied in condensed-matter systems, magnets and recently in photonics, which predicts great potentia...
https://phys.org/news/2024-04-topologically-multiskyrmions-family-quasiparticles.html
Researchers Kazuaki Takasan and Kyogo Kawaguchi of the University of Tokyo with Kyosuke Adachi of RIKEN, Japan, have demonstrated that ferromagnetism, an ordered state of atoms, can be induced by...
https://phys.org/news/2024-04-mechanism-formation-quantum.html
NIMS has succeeded in simulating the magnetization reversal of Nd-Fe-B magnets using large-scale finite element models constructed based on tomographic data obtained by electron microscopy.
https://phys.org/news/2024-04-scientists-simulate-magnetization-reversal-fe.html
Transparent solar cells will transform the look of infrastructure by enabling many more surfaces to become solar panels. Now, materials called non-fullerene acceptors that can intrinsically gener...
https://phys.org/news/2024-04-closer-efficient-photovoltaics.html
Electrons inside solid materials can only take certain values of energy. The allowed energy ranges are called "bands," and the space between them, the forbidden energies, is known as "band gaps."...
https://phys.org/news/2024-04-universal-based-technique-valley-polarization.html
Unlike electrons, particles of light are uncharged, so they do not respond to magnetic fields. Despite this, researchers have now experimentally made light effectively "feel" a magnetic field wit...
Spintronics is a field garnering immense attention for its range of potential advantages for conventional electronics. These include reducing power consumption, high-speed operation, non-volatili...
https://phys.org/news/2024-04-spintronics-material-magnetic-properties-current.html
By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have drastically reduced the time and energy requ...
https://phys.org/news/2024-04-big-quantum-chill-scientists-common.html
Researchers at Tohoku University and the Japan Atomic Energy Agency have developed fundamental experiments and theories to manipulate the geometry of the "electron universe," which describes the ...
https://phys.org/news/2024-04-geometry-electron-universe-magnets.html
Single-photon emitters (SPEs) are akin to microscopic lightbulbs that emit only one photon (a quantum of light) at a time. These tiny structures hold immense importance for the development of qua...
https://phys.org/news/2024-04-properties-hexagonal-boron-nitride-electronic.html
Responding to the increasing demand for efficient, tunable optical materials capable of precise light modulation to create greater bandwidth in communication networks and advanced optical systems...
https://phys.org/news/2024-04-2d-material-remarkable-precision-minimal.html
It has been known for centuries that light exhibits wave-like behavior in certain situations. Some materials are able to rotate the polarization, i.e. the direction of oscillation, of the light w...
https://phys.org/news/2024-04-ultra-thin-dimensional-materials-rotate.html
An international research team led by scientists from the CNRS has discovered that the magnetic nanobubbles known as skyrmions can be moved by electrical currents, attaining record speeds up to 9...
Prof. Zhang Ying's group from the Institute of Physics of the Chinese Academy of Sciences (CAS), in collaboration with domestic universities and the Los Alamos National Laboratory in the United S...
https://phys.org/news/2024-04-scientists-experimentally-current-driven-antiskyrmion.html
In some materials, spins form complex magnetic structures within the nanometer and micrometer scale in which the magnetization direction twists and curls along specific directions. Examples of su...
https://phys.org/news/2024-04-spintronics-path-room-temperature-swirling.html
Researchers from Germany and Singapore have studied a non-equilibrium state of Fermi liquids called the Floquet Fermi liquid (FFL), which is formed when Fermi liquids are subjected to a periodic ...
https://phys.org/news/2024-04-equilibrium-scientists-floquet-fermi-liquids.html
In a review article published in Reviews of Modern Physics, Fèlix Casanova from the Nanodevices group at CIC nanoGUNE, Prof. Albert Fert, Nobel Prize in Physics, and his colleagues review the st...
https://phys.org/news/2024-04-electrical-magnetism-electric-field-current.html
Researchers have explained the mechanisms behind a counterintuitive phenomenon: Making a phase transition effective requires less energy if it is initiated by two pulses of light instead of just ...
https://phys.org/news/2024-04-efficiency-boost-dual-pulses-minimize.html
Physicists have observed a novel quantum effect termed "hybrid topology" in a crystalline material. This finding opens up a new range of possibilities for the development of efficient materials a...
https://phys.org/news/2024-04-physicists-quantum-state-elemental-solid.html
Electrons—the infinitesimally small particles that are known to zip around atoms—continue to amaze scientists despite the more than a century that scientists have studied them. Now, physicist...
https://phys.org/news/2024-04-quantum-crystal-frozen-electrons-wigner.html