Articles tagged with Samarium
A new visible-light antenna ligand enhances samarium-catalyzed reactions, reducing Sm usage by up to 98% and enabling mild conditions. The study provides valuable insights for developing efficient Sm-based catalysts.
Researchers at the California Institute of Technology have successfully developed a method to recycle samarium diiodide, a crucial reagent in synthesizing molecules that can lead to new pharmaceuticals. This breakthrough enables large-scale industrial production, making it possible to create essential compounds like taxol, an anticance...
Scientists have discovered a material that expands dramatically at low temperatures, mimicking water's expansion when frozen. The researchers used x-rays and theoretical descriptions to explain the phenomenon, which is attributed to the Kondo effect and could lead to new alloys for aviation and other applications.
Researchers discover samarium hexaboride, a material with strongly interacting electrons, which can also exhibit topological insulating properties. This breakthrough paves the way for more stable quantum computing and opens up new possibilities for exotic physics research.
Researchers at Ames Laboratory have identified orbital-moment quenching as a tool to enhance magnetization and magnetic anisotropy in samarium-cobalt magnets, potentially leading to improved performance and high-temperature durability.
Scientists at Nagoya University have created materials with negative thermal expansion, which can compensate for the expansion of components during heating and cooling cycles. This reduces stresses and increases component lifetime, making them ideal for use in electronics.
Researchers at Osaka University used angle-resolved photoelectron spectroscopy to probe samarium hexaboride's unusual surface conductivity. The material exhibits both strong electron correlations and topological insulator properties, enabling the development of quantum spin devices.
The study reveals that the remarkable surface conductivity of SmB6 is not related to its topological nature but rather due to a shifting of band gaps. This finding opens up new possibilities for energy-efficient information technology and spintronics.
Scientists have found evidence of Earth's first example of recycling, where its own crust was reworked and reused over 4 billion years ago. The discovery uses neodymium isotope analysis to study variations in the element's abundance, indicating that ancient rocks were compositionally similar to younger basaltic oceanic crust.
Analysis of Canadian Shield rock samples reveals components of Earth's original crust dated to over 4.2 billion years ago. The findings provide insight into the evolution of the oldest elements of Earth's continental hard outer layer.
Physicists at the University of Michigan have discovered samarium hexaboride, a topological insulator that could enable quantum computers and other next-generation electronics. The material's properties include rare Dirac electrons with potential applications in qubit development.
Scientists demonstrate SmB6's insulating properties with 100% efficiency at low temperatures, marking a breakthrough in spintronics technology. The discovery paves the way for new electronic technologies that utilize electron spin, which is a key property of topological insulators.
A Mayo Clinic study has confirmed the effectiveness of samarium as a treatment option for osteosarcoma, with 24 of 30 patients experiencing a good to excellent response. The radioactive drug targets tumors in the bone, killing off cancer cells and reducing side effects associated with chemotherapy.