Wang, G. et al. Colloquium: excitons in atomically thin transition metal dichalcogenides. Rev. Mod. Phys. 90, 021001 (2018).

ADS 
MathSciNet 

Google Scholar
 

He, K. et al. Tightly bound excitons in monolayer WSe2. Phys. Rev. Lett. 113, 026803 (2014).

ADS 

Google Scholar
 

Xu, X., Yao, W., Xiao, D. & Heinz, T. F. Spin and pseudospins in layered transition metal dichalcogenides. Nat. Phys. 10, 343–350 (2014).


Google Scholar
 

Li, Z., Wang, T., Miao, S., Lian, Z. & Shi, S.-F. Fine structures of valley-polarized excitonic states in monolayer transitional metal dichalcogenides. Nanophotonics 9, 1811–1829 (2020).


Google Scholar
 

Ye, Z. et al. Efficient generation of neutral and charged biexcitons in encapsulated WSe2 monolayers. Nat. Commun. 9, 3718 (2018).

ADS 

Google Scholar
 

Chen, X., Lian, Z., Meng, Y., Ma, L. & Shi, S.-F. Excitonic complexes in two-dimensional transition metal dichalcogenides. Nat. Commun. 14, 8233 (2023).

ADS 

Google Scholar
 

Mak, K. F. & Shan, J. Photonics and optoelectronics of 2D semiconductor transition metal dichalcogenides. Nat. Photon. 10, 216–226 (2016).

ADS 

Google Scholar
 

Ciarrocchi, A. et al. Polarization switching and electrical control of interlayer excitons in two-dimensional van der Waals heterostructures. Nat. Photon. 13, 131–136 (2019).

ADS 

Google Scholar
 

Jauregui, L. A. et al. Electrical control of interlayer exciton dynamics in atomically thin heterostructures. Science 366, 870–875 (2019).

ADS 

Google Scholar
 

Alexeev, E. M. et al. Resonantly hybridized excitons in moiré superlattices in van der Waals heterostructures. Nature 567, 81–86 (2019).

ADS 

Google Scholar
 

Jin, C. et al. Observation of moiré excitons in WSe2/WS2 heterostructure superlattices. Nature 567, 76–80 (2019).

ADS 

Google Scholar
 

Seyler, K. L. et al. Signatures of moiré-trapped valley excitons in MoSe2/WSe2 heterobilayers. Nature 567, 66–70 (2019).

ADS 

Google Scholar
 

Regan, E. C. et al. Mott and generalized Wigner crystal states in WSe2/WS2 moiré superlattices. Nature 579, 359–363 (2020).

ADS 

Google Scholar
 

Tang, Y. et al. Simulation of Hubbard model physics in WSe2/WS2 moiré superlattices. Nature 579, 353–358 (2020).

ADS 

Google Scholar
 

Xu, Y. et al. Correlated insulating states at fractional fillings of moiré superlattices. Nature 587, 214–218 (2020).

ADS 

Google Scholar
 

Huang, X. et al. Correlated insulating states at fractional fillings of the WS2/WSe2 moiré lattice. Nat. Phys. 17, 715–719 (2021).


Google Scholar
 

Xiong, R. et al. Correlated insulator of excitons in WSe2/WS2 moiré superlattices. Science 380, 860–864 (2023).

ADS 

Google Scholar
 

Lian, Z. et al. Valley-polarized excitonic Mott insulator in WS2/WSe2 moiré superlattice. Nat. Phys. 20, 34–39 (2024).


Google Scholar
 

Gao, B. et al. Excitonic Mott insulator in a Bose-Fermi-Hubbard system of moiré WS2/WSe2 heterobilayer. Nat. Commun. 15, 2305 (2024).

ADS 

Google Scholar
 

Shimazaki, Y. et al. Strongly correlated electrons and hybrid excitons in a moiré heterostructure. Nature 580, 472–477 (2020).

ADS 

Google Scholar
 

Wang, X. et al. Intercell moiré exciton complexes in electron lattices. Nat. Mater. 22, 599–604 (2023).

ADS 

Google Scholar
 

Jones, A. M. et al. Spin–layer locking effects in optical orientation of exciton spin in bilayer WSe2. Nat. Phys. 10, 130–134 (2014).


Google Scholar
 

Lian, Z. et al. Exciton superposition across moiré states in a semiconducting moiré superlattice. Nat. Commun. 14, 5042 (2023).

ADS 

Google Scholar
 

Zhang, Y. et al. Every-other-layer dipolar excitons in a spin-valley locked superlattice. Nat. Nanotechnol. 18, 501–506 (2023).

ADS 

Google Scholar
 

Chen, D. et al. Tuning moiré excitons and correlated electronic states through layer degree of freedom. Nat. Commun. 13, 4810 (2022).

ADS 

Google Scholar
 

Yu, L. et al. Observation of quadrupolar and dipolar excitons in a semiconductor heterotrilayer. Nat. Mater. 22, 1485–1491 (2023).

ADS 

Google Scholar
 

Lian, Z. et al. Quadrupolar excitons and hybridized interlayer Mott insulator in a trilayer moiré superlattice. Nat. Commun. 14, 4604 (2023).

ADS 

Google Scholar
 

Li, W. et al. Quadrupolar–dipolar excitonic transition in a tunnel-coupled van der Waals heterotrilayer. Nat. Mater. 22, 1478–1484 (2023).

ADS 

Google Scholar
 

Deilmann, T. & Sommer Thygesen, K. Quadrupolar and dipolar excitons in symmetric trilayer heterostructures: insights from first principles theory. 2D Mater. 11, 035032 (2024).


Google Scholar
 

Slobodkin, Y. et al. Quantum phase transitions of trilayer excitons in atomically thin heterostructures. Phys. Rev. Lett. 125, 255301 (2020).

ADS 

Google Scholar
 

Astrakharchik, G. E., Kurbakov, I. L., Sychev, D. V., Fedorov, A. K. & Lozovik, Y. E. Quantum phase transition of a two-dimensional quadrupolar system. Phys. Rev. B 103, L140101 (2021).

ADS 

Google Scholar
 

Xie, Y. et al. Bright and dark quadrupolar excitons in the WSe2/MoSe2/WSe2 heterotrilayer. Phys. Rev. Lett. 131, 186901 (2023).

ADS 

Google Scholar
 

Bai, Y. et al. Evidence for exciton crystals in a 2D semiconductor heterotrilayer. Nano Lett. 23, 11621–11629 (2023).

ADS 

Google Scholar
 

Tong, Q., Chen, M., Xiao, F., Yu, H. & Yao, W. Interferences of electrostatic moiré potentials and bichromatic superlattices of electrons and excitons in transition metal dichalcogenides. 2D Mater. 8, 025007 (2021).


Google Scholar
 

Chen, D. et al. Excitonic insulator in a heterojunction moiré superlattice. Nat. Phys. 18, 1171–1176 (2022).


Google Scholar