Articles tagged with Magnetism
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Scientists developed a new technique to detect magnetic behavior at the atomic level using aberration correction in electron microscopy. This approach can collect magnetic signals from individual atoms, refining existing methods like x-ray spectroscopy and neutron scattering.
Researchers found one-dimensional magnetic excitations in a metallic material, typical of insulating materials, with spinons contributing to the magnetism. The discovery could lead to new technologies harnessing orbital magnetism for quantum computing components.
Researchers investigated magnetism's influence on atomic vibrations in iron-pnictide superconductors, finding magnetic fluctuations play a crucial role. The study provides insight into the interaction between magnetism and atomic vibrations, potentially leading to materials that superconduct close to room temperature.
A team of scientists has discovered a new magnetic phenomenon by growing perfectly-crystalline atomic layers of a manganite on a nonmagnetic substrate. The discovery shows that adding just one extra layer can transform the magnetism, validating the polar catastrophe model.
Physicists found that changes in electrical resistivity depend on compound composition and can change sign, indicating an intimate connection between magnetism and superconductivity. The study uses single crystals and liquid helium to measure properties in the coexistence region, shedding light on iron-based superconductors.
Researchers find that magnetic atoms are necessary for low-temperature superconductivity in heavy fermion compounds. This discovery sheds light on the delicate balance between magnetism and superconductivity, potentially leading to breakthroughs in high-temperature superconductors.
Researchers at Rice University have successfully created a precision simulator for superconductors using ultracold atomic gas. By trapping and holding lithium atoms in beams of light, they can observe how electrons would behave in particular types of superconductors.
Physicists at the Naval Research Laboratory and University of Wisconsin-Madison predict that certain silicon surfaces can exhibit intrinsic magnetism, thanks to self-assembly processes. This discovery has the potential to enable single-spin magnetoelectronics, which could revolutionize memory and logic devices.
Carnegie scientists Kenneth Caldeira, Yingwei Fei and Steven Shirey have been elected AGU Fellows for their exceptional contributions to climate science, geological research and Earth sciences. Their work has significantly advanced scientific understanding of the internal structure of Earth and other planets.
Researchers at NIST have discovered that magnetism plays a crucial role in governing the physical properties of iron pnictides, allowing them to superconduct at high temperatures. The team's findings provide strong evidence for the importance of magnetism in understanding iron-based superconductivity.
Scientists at NIST have discovered a new class of iron-based high-temperature superconductors that exhibit unusual behavior under pressure, suggesting a possible alternative mechanism behind superconductivity. The discovery could lead to the development of higher-temperature superconductors with improved properties.
Researchers are developing a new type of memory chip using magnetism instead of electricity, promising faster performance and longer lifespan. This spintronic memory can be written to quickly and won't wear out, making it ideal for reducing power hunger in computers.
Scientists at NIST and partner institutions report strong evidence that magnetic fluctuations enable resistance-free passage of electric current in high-temperature superconductors. The findings should open new avenues of research into the exotic properties of these materials.
Researchers analyzed tiny meteorite grains to determine the formation of aluminum oxide in AGB stars. The study found that both crystalline and amorphous forms are produced, clarifying observations and refining condensation modeling.
Physicists have developed a technique to measure magnetism at the atomic scale using a scanning tunneling microscope, enabling potential applications in futuristic electronic and magnetic devices. This breakthrough could lead to advancements in spintronics, quantum computing, and more powerful hard drives.
Physicists at the University of Illinois have made new measurements that provide information about how different flavors of quarks in a proton generate its magnetic moment. The results suggest that the contribution from the strange quark is significantly positive, contrary to most theoretical models.
The new beam line will provide opportunities for UK scientists to study the properties of magnetic materials that could impact on computers, electric vehicles, and storage media. The instrument generates intense X-rays, allowing for detailed analysis of atomic and magnetic structures.