Topological materials are a class of materials that exhibit unique electronic properties at their boundary (surface in 3D ...

Aluminum oxide (Al 2 O 3), also known as alumina, corundum, sapphire, or ruby, is one of the best insulators used in a wide range of applications: in electronic components, as a support material for ...

Researchers at Chalmers University of Technology have for the first time reported the electrical detection of spin current on topological insulator surfaces at room temperature by employing a ...

A newly-discovered “surface signature” of materials known as higher-order topological insulators could make them easier to identify – a task that has proved challenging until now. The technique, which ...

Spin orbits: spiralling electrons on the surface of bismuth selenide produce circularly-polarized light. (Courtesy: iStock/VikaSuh) The first ever observations of chiral surface excitons have been ...

Surprising qualities of insulator ring surfaces. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2016 / 06 / 160629125654.htm. Springer.