The candidate pool for engineered materials that can help enable tomorrow's cutting-edge optical technologies—such as lasers, ...

Figure 1: Defects on a TI surface. Impurity-induced carrier control is the cornerstone of the semiconductor industry, and band structure engineering via disorder is the natural successor of such ...

In 3D time-reversal invariant systems, a topological insulator band structure leads to a strongly correlated topological insulator 26 (TI ∗) that, unlike the TMI described above, exhibits a ...

ARPES maps the electronic properties, including the band structure and Fermi surface, of the topological insulator bismuth selenide (left). Like graphene, the lower energy valence band of a ...

Theorists and experimenters with Lawrence Berkeley National Laboratory have led in the exploration of the unique properties of topological insulators, where electrons may flow on the surface ...

Bismuth-based nanoribbons show 'topological' transport, potential for new technologies Date: January 19, 2016 Source: Purdue University Summary: Researchers have created nanoribbons of an emerging ...

Around the bend. An acoustic topological insulator would guide sound waves around its edges, as shown in this simulation. Credit: Z. Yang et al., Phys. Rev. Lett. (2015) ...

The insulator unraveled Date: September 12, 2024 Source: Vienna University of Technology Summary: Scientists have uncovered the detailed structure of the aluminum oxide surface, a challenge that ...

Renesas Technology Corp. has announced the development of an SOI (Silicon On Insulator) CMOS device technology with a new structure that achieves faster operation while reducing the operating voltage, ...

It was the first time researchers have seen this kind of gate-dependent oscillation in nanoribbons and further correlates it to the topological insulator band structure of bismuth telluride. The ...