The design and control of material interfaces is a foundational approach to realize
technologically useful effects and engineer material properties. This is especially true for two …

Semiconductors are the basis of many vital technologies such as electronics, computing,
communications, optoelectronics, and sensing. Modern semiconductor technology can trace …

Quantum particles on a lattice with competing long-range interactions are ubiquitous in
physics; transition metal oxides,, layered molecular crystals and trapped-ion arrays are a few …

Ultrathin van der Waals materials and their heterostructures offer a simple, yet powerful
platform for discovering emergent phenomena and implementing device structures in the …

Understanding and controlling disorder is key to nanotechnology and materials science.
Traditionally, disorder is attributed to local fluctuations of inherent material properties such …

The emergence of two-dimensional Dirac materials, particularly transition metal
dichalcogenides (TMDs), has reinvigorated interest in valleytronics, which utilizes the …

In semiconductor physics, many essential optoelectronic material parameters can be
experimentally revealed via optical spectroscopy in sufficiently large magnetic fields. For …

Heterobilayers of transition metal dichalcogenides (TMDCs) can form a moiré superlattice
with flat minibands, which enables strong electron interaction and leads to various …

The coupling between spin, charge, and lattice degrees of freedom plays an important role
in a wide range of fundamental phenomena. Monolayer semiconducting transitional metal …

Moiré excitons are emergent optical excitations in two-dimensional semiconductors with
moiré superlattice potentials. Although these excitations have been observed on several …