Transport and localization of indirect excitons in a van der Waals heterostructure

LH Fowler-Gerace, Z Zhou, EA Szwed, DJ Choksy… - Nature …, 2024 - nature.com
Long lifetimes of spatially indirect excitons (IXs), also known as interlayer excitons, allow
implementing both quantum exciton systems and long-range exciton transport. The van der …

Nonbosonic moiré excitons

TS Huang, P Lunts, M Hafezi - Physical Review Letters, 2024 - APS
Optical excitations in moiré transition metal dichalcogenide bilayers lead to the creation of
excitons, as electron-hole bound states, that are generically considered within a Bose …

Chiral flat-band optical cavity with atomically thin mirrors

DG Suárez-Forero, R Ni, S Sarkar… - Science …, 2024 - science.org
A fundamental requirement for photonic technologies is the ability to control the confinement
and propagation of light. Widely used platforms include two-dimensional (2D) optical …

Collective excitations of a Bose–Einstein condensate of hard-core bosons and their mediated interactions: from two-body bound states to mediated superfluidity

M Santiago-García… - New Journal of …, 2023 - iopscience.iop.org
The exchange of collective modes has been demonstrated to be a powerful tool for inducing
superconductivity and superfluidity in various condensed matter and atomic systems. In this …

Tunable exciton valley-pseudospin orders in moiré superlattices

R Xiong, SL Brantly, K Su, JH Nie, Z Zhang… - Nature …, 2024 - nature.com
Excitons in two-dimensional (2D) semiconductors have offered an attractive platform for
optoelectronic and valleytronic devices. Further realizations of correlated phases of excitons …

Long-Lived Topological Flatband Excitons in Semiconductor Moiré Heterostructures: A Bosonic Kane-Mele Model Platform

M Xie, M Hafezi, S Das Sarma - Physical Review Letters, 2024 - APS
Moiré superlattices based on two-dimensional transition metal dichalcogenides (TMDs)
have emerged as a highly versatile and fruitful platform for exploring correlated topological …

Confined Trions and Mott-Wigner States in a Purely Electrostatic Moir\'e Potential

N Kiper, HS Adlong, A Christianen, M Kroner… - arXiv preprint arXiv …, 2024 - arxiv.org
Moir\'e heterostructures consisting of transition metal dichalcogenide (TMD) hetero-and
homobilayers have emerged as a promising material platform to study correlated electronic …

Time-domain signatures of distinct correlated insulators in a moiré superlattice

EA Arsenault, Y Li, B Yang, T Taniguchi… - Nature …, 2025 - nature.com
Among expanding discoveries of quantum phases in moiré superlattices, correlated
insulators stand out as both the most stable and most commonly observed. Despite the …

Ultrafast Control over Stiffening and Softening of Coherent Interlayer Coupling in WSe2/WS2 Heterobilayers

J Kim, J Suh, SH Lee, K Watanabe, T Taniguchi… - Nano Letters, 2024 - ACS Publications
Twisted van der Waals heterostructures have led to emerging layer-dependent correlated
physics in moiré potentials. While optoelectronic controls over interlayer electronic coupling …

Interlayer excitons diffusion and transport in van der Waals heterostructures

Y Chen, Q Lin, H Wang, D Li - Materials Futures, 2025 - materialsfutures.org
The assembly of monolayer transition metal dichalcogenides (TMDs) in van der Waals
heterostructures yields the formation of spatially separated interlayer excitons (IXs) with …