Emerging exciton physics in transition metal dichalcogenide heterobilayers

EC Regan, D Wang, EY Paik, Y Zeng, L Zhang… - Nature Reviews …, 2022 - nature.com
Atomically thin transition metal dichalcogenides (TMDs) are 2D semiconductors with tightly
bound excitons and correspondingly strong light–matter interactions. Owing to the weak van …

Excitons in semiconductor moiré superlattices

D Huang, J Choi, CK Shih, X Li - Nature nanotechnology, 2022 - nature.com
Semiconductor moiré superlattices represent a rapidly develo** area of engineered
photonic materials and a new platform to explore correlated electron states and quantum …

Excitonic devices with van der Waals heterostructures: valleytronics meets twistronics

A Ciarrocchi, F Tagarelli, A Avsar, A Kis - Nature Reviews Materials, 2022 - nature.com
Abstract 2D semiconducting transition metal dichalcogenides comprise an emerging class of
materials with distinct properties, including large exciton binding energies that reach …

Interlayer exciton formation, relaxation, and transport in TMD van der Waals heterostructures

Y Jiang, S Chen, W Zheng, B Zheng… - Light: Science & …, 2021 - nature.com
Van der Waals (vdW) heterostructures based on transition metal dichalcogenides (TMDs)
generally possess a type-II band alignment that facilitates the formation of interlayer excitons …

Structure of the moiré exciton captured by imaging its electron and hole

O Karni, E Barré, V Pareek, JD Georgaras, MKL Man… - Nature, 2022 - nature.com
Abstract Interlayer excitons (ILXs)—electron–hole pairs bound across two atomically thin
layered semiconductors—have emerged as attractive platforms to study exciton …

Twist-angle dependence of moiré excitons in WS2/MoSe2 heterobilayers

L Zhang, Z Zhang, F Wu, D Wang, R Gogna… - Nature …, 2020 - nature.com
Moiré lattices formed in twisted van der Waals bilayers provide a unique, tunable platform to
realize coupled electron or exciton lattices unavailable before. While twist angle between …

Optical absorption of interlayer excitons in transition-metal dichalcogenide heterostructures

E Barré, O Karni, E Liu, AL O'Beirne, X Chen… - Science, 2022 - science.org
Interlayer excitons, electron-hole pairs bound across two monolayer van der Waals
semiconductors, offer promising electrical tunability and localizability. Because such …

Excitons in mesoscopically reconstructed moiré heterostructures

S Zhao, Z Li, X Huang, A Rupp, J Göser, IA Vovk… - Nature …, 2023 - nature.com
Moiré effects in vertical stacks of two-dimensional crystals give rise to new quantum
materials with rich transport and optical phenomena that originate from modulations of …

Twist angle-dependent interlayer exciton lifetimes in van der Waals heterostructures

J Choi, M Florian, A Steinhoff, D Erben, K Tran… - Physical Review Letters, 2021 - APS
In van der Waals (vdW) heterostructures formed by stacking two monolayers of transition
metal dichalcogenides, multiple exciton resonances with highly tunable properties are …

Interlayer exciton laser of extended spatial coherence in atomically thin heterostructures

EY Paik, L Zhang, GW Burg, R Gogna, E Tutuc, H Deng - Nature, 2019 - nature.com
Two-dimensional semiconductors have emerged as a new class of materials for
nanophotonics owing to their strong exciton–photon interaction, and their ability to be …