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Cornell University

Xiaomeng Liu Publications

2023

Broken symmetries and excitation spectra of interacting electrons in partially filled Landau levels

Farahi G, Chiu CL, Liu X, Papic Z, Watanabe K, Taniguchi T, et al. Broken symmetries and excitation spectra of interacting electrons in partially filled Landau levels. Nature Physics. 2023;.

2022

Crossover between strongly coupled and weakly coupled exciton superfluids

Liu X, Li JIA, Watanabe K, Taniguchi T, Hone J, Halperin BI, et al. Crossover between strongly coupled and weakly coupled exciton superfluids. Science. 2022;375(6577):205-209.

2021

Visualizing broken symmetry and topological defects in a quantum Hall ferromagnet

Liu X, Farahi G, Chiu CL, Papic Z, Watanabe K, Taniguchi T, et al. Visualizing broken symmetry and topological defects in a quantum Hall ferromagnet. Science. 2022;375(6578):321-326.

Spectroscopy of a tunable moiré system with a correlated and topological flat band

Liu X, Chiu CL, Lee JY, Farahi G, Watanabe K, Taniguchi T, et al. Spectroscopy of a tunable moiré system with a correlated and topological flat band. Nature Communications. 2021;12(1).

2020

Tunable spin-polarized correlated states in twisted double bilayer graphene

Liu X, Hao Z, Khalaf E, Lee JY, Ronen Y, Yoo H, et al. Tunable spin-polarized correlated states in twisted double bilayer graphene. Nature. 2020;583(7815):221-225.

2019

Interlayer fractional quantum Hall effect in a coupled graphene double layer

Liu X, Hao Z, Watanabe K, Taniguchi T, Halperin BI, Kim P. Interlayer fractional quantum Hall effect in a coupled graphene double layer. Nature Physics. 2019;15(9):893-897.

2017

Frictional Magneto-Coulomb Drag in Graphene Double-Layer Heterostructures

Liu X, Wang L, Fong K, Gao Y, Maher P, Watanabe K, et al. Frictional Magneto-Coulomb Drag in Graphene Double-Layer Heterostructures. Physical Review Letters. 2017;119:056802.

Quantum Hall drag of exciton condensate in graphene

Liu X, Watanabe K, Taniguchi T, Halperin BI, Kim P. Quantum Hall drag of exciton condensate in graphene. Nature Physics. 2017;13(8):746-750.