III-nitride nanostructures have recently emerged as promising materials for new
intersubband (ISB) devices in a wide variety of applications. These ISB technologies rely on …

Over the past two decades, following the early developments on maximally localized
Wannier functions, an ecosystem of electronic-structure simulation techniques and software …

Kwant is a Python package for numerical quantum transport calculations. It aims to be a user-
friendly, universal, and high-performance toolbox for the simulation of physical systems of …

Tensile strain is a widely discussed means for inducing a direct bandgap in Ge for the
realization of a semiconductor laser compatible with Si microelectronics. We present a top …

We investigate the effect of surface termination on the charge state of nitrogen-vacancy (NV)
centers, which have been ion-implanted a few nanometers below the surface of diamond …

Electronic Fabry-Pérot interferometry is a powerful method to probe quasiparticle charge
and anyonic braiding statistics in the fractional quantum Hall regime. We extend this …

A high-conductivity two-dimensional (2D) hole gas, analogous to the ubiquitous 2D electron
gas, is desirable in nitride semiconductors for wide-bandgap p-channel transistors. We …

Transistor concepts based on semiconductor nanowires promise high performance, lower
energy consumption and better integrability in various platforms in nanoscale dimensions …

The nitrogen-vacancy (NV) centre in diamond is a promising candidate for a solid-state
qubit. However, its charge state is known to be unstable, discharging from the qubit state …

A two-level system resonantly interacting with an ac magnetic or electric field constitutes the
physical basis of diverse phenomena and technologies. However, Schrödinger's equation …