Articles tagged with Heavy Fermions
Researchers at Uppsala University and Columbia University have created a new 2D quantum material, CeSiI, with atoms-thin layers of cerium, silicon, and iodine. The material features super-heavy electrons with an effective mass up to 100 times that of ordinary materials.
Researchers at Columbia University have synthesized the first 2D heavy fermion material, CeSiI, a layered intermetallic crystal composed of cerium, silicon, and iodine. The material has electrons that are up to 1000x heavier than usual, enabling exploration of quantum phenomena such as superconductivity.
Rice physicists find that a 'strange metal' quantum material exhibits greatly suppressed shot noise, suggesting unconventional charge transport mechanisms. The study provides direct empirical evidence for the idea that electricity may flow through strange metals in an unusual liquidlike form.
Physicists at Rice University have found telltale signs of antiferromagnetic spin fluctuations coupled to superconductivity in uranium ditelluride, a rare material promising fault-free quantum computing. The discovery upends the leading explanation of how this state of matter arises in the material.
Researchers created a new ultra-thin material with quantum properties emulating rare earth compounds. The material exhibits the Kondo effect, leading to macroscopically entangled state of matter producing heavy-fermion systems.
Researchers at Aalto University have successfully created heavy fermions in graphene, a non-radioactive alternative to rare-earth compounds. This discovery could pave the way for sustainable exploitation of heavy fermion physics in quantum technologies.
Heavy fermion systems like CeRh6Ge4 display a 'strange metal' phase with linear resistivity and logarithmic specific heat coefficient upon pressure application. This behavior is similar to cuprate superconductors, indicating an unconventional quantum critical point.
Professor Frank Steglich's research on heavy fermion superconductors has revolutionized our understanding of superconductivity. The Fritz London Memorial Prize recognizes his contributions to the field of low temperature physics.
Researchers fabricated nanoscale artificial materials by manipulating atoms one after the other, discovering heavy electrons that exhibit unique electronic and magnetic properties. This breakthrough paves the way for designing novel materials with customized electronic behavior and exploring critical quantum processes.
Physicists at Rice University have discovered a new class of materials that exhibit quantum criticality, a phenomenon closely related to high-temperature superconductivity. The research provides valuable insights into the behavior of heavy fermion metals, which could lead to a broader understanding of quantum criticality.
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.
Substituting impure atoms into a heavy-fermion system destroys its superconductivity by creating 'Kondo holes' that disrupt electron interactions. Visualization techniques reveal widespread disruption and the spread of disturbance through the material.
Researchers from McMaster University and Brookhaven National Laboratory captured images of electrons changing form in metals at extremely low temperatures. The discovery reveals a previously unknown phase transition, shedding light on heavy fermion behavior.
Using a new technique, researchers have captured the first images of electrons with extraordinary mass under certain conditions. The study reveals the origin of an electronic phase transition in a uranium compound, providing direct experimental evidence that electrons interact with atoms rather than behaving as waves.