In scanning tunneling microscopy, we witness in recent years a paradigm shift from “just
imaging” to detailed spectroscopic measurements at the nanoscale and multi-tip scanning …

Here we present an overview of some of our recent experimental investigation on the high
conducting topologically protected surface state properties of a 3D topological insulator (TI) …

Quasi-one-dimensional (1D) topological insulators hold the potential of forming the basis of
novel devices in spintronics and quantum computing. While exposure to ambient conditions …

Dominating electron–electron scattering enables viscous electron flow exhibiting
hydrodynamic current density patterns, such as Poiseuille profiles or vortices. The viscous …

Quasi‐1D nanowires of topological insulators are candidate structures in superconductor
hybrid architectures for Majorana fermion based quantum computation schemes. Here …

The unified processing and research of multiple network models are implemented, and a
new theoretical advance has been made, which sets up two new theorems on evaluating the …

Miniaturization of electronic circuits into the single-atom level requires novel approaches to
characterize transport properties. Due to its unrivaled precision, scanning probe microscopy …

The discovery of the quantum spin Hall effect led to the exploration of the electronic transport
for spintronic devices. We theoretically investigated the electronic conductance in large-gap …

Finite topologically nontrivial systems are characterized, among many other unique
properties, by the presence of bound states at their physical edges. These topological edge …

The coherent transport of charge and spin is a key requirement of future devices for quantum
computing and communication. Scattering at defects or impurities may significantly reduce …