Publications

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† Equal contributors; * Corresponding authors

Preprints

Anyonic Chern insulator in graphene induced by surface electromagnon vacuum fluctuations

X. Cheng, E. V. Boström, F. Y. Gao, E. Baldini, D. M. Kennes, A. Rubio*

2026

Emergent Trion Resonance Driven by Lattice Reconstruction in a Moiré Superlattice

Z. Liu†, H. Wang†, X. Liu, Y. Ni, H. Yan, F. Y. Gao, S. Arash, H. Kim, D. S. Kim, X. Liu, X. Yu, Y. Zeng, J. Quan, D. Huang, K. Watanabe, T. Taniguchi, E. Baldini, K. Lai, A. H. MacDonald, C.-K. Shih, J. Warner, L. Yang, X. Li*

Physical Review Letters 137, 036902 (2026)

Resonant chiral dressing by amplitude fluctuations in a ferroaxial electronic crystal

F. Barantani†, X. Peng†, E. V. Boström, F. Y. Gao, W. You, P. Klein, T. Glier, S. Fava, D. Kim, D. Shin, S. Zhang, F. K. Diekmann, J. Zhou, H. Berger, K. Rossnagel, M. Rübhausen, L. Benfatto, A. Rubio, E. Baldini*

Nature Physics 22, 720–727 (2026)

Six-state clock physics in an atomically thin antiferromagnet

F. Y. Gao†, D. S. Kim†, C. Lei, A. Kumar, X. Peng, X. Liu, F. Barantani, S. Zhang, K. P. Lee, K. Raju, D. Lujan, S. Arash, S. Raman, S.-F. Lee, M. Ye, X. Li, A. H. MacDonald, E. Baldini*

Nature Materials 25, 1361–1369 (2026)

2025

Long-lived Zone-boundary Magnons in an Antiferromagnet

J. Choe†, D. Lujan†, G. Ye, C. Nnokwe, B. Ma, J. He, F. Y. Gao, T. N. Nunley, A. Leonardo, M. Arruabarrena, A. Ayuela, J. Zhou, M. Rodriguez-Vega*, G. A. Fiete, R. He*, X. Li*

Nature Communications 16 (1), 5486 (2025)

Terahertz Stimulated Parametric Downconversion of a Magnon Mode in an Antiferromagnet

Z. Zhang*, Y.-C. Chien, M. T. Wong, F. Y. Gao, Z.-J. Liu, X. Ma, S. Cao*, E. Baldini*, K. A. Nelson*

Science Advances 11, eadv3757 (2025)

2024

Giant Chiral Magnetoelectric Oscillations in a van der Waals Multiferroic

F. Y. Gao†, X. Peng†, X. Cheng, E. Viñas Boström, D. S. Kim, R. K. Jain, D. Vishnu, K. Raju, R. Sankar, S.-F. Lee, M. A. Sentef, T. Kurumaji, X. Li, P. Tang, A. Rubio*, E. Baldini*

Nature 632, 273–279 (2024)

Revealing a Distortive Polar Order Buried in the Fermi Sea

J. Shi†, W. You†, X. Li†, F. Y. Gao, X. Peng, S. Zhang, J. Li, Y. Zhang, L. Fu, P. J. Taylor, K. A. Nelson, E. Baldini*

Science Advances 10, eadn0929 (2024)

Terahertz-Field-Induced Nonlinear Coupling of Two Magnon Modes in an Antiferromagnet

Z. Zhang†, F. Y. Gao†, J. B. Curtis, Z.-J. Liu, Y.-C. Chien, A. von Hoegen, T. Kurihara, T. Suemoto, P. Narang, E. Baldini*, K. A. Nelson*

Nature Physics 20, 801–806 (2024)

Nonlinear Coupled Magnonics: Terahertz Field-Driven Magnon Upconversion

Z. Zhang†, F. Y. Gao†, Y.-C. Chien, Z.-J. Liu, J. B. Curtis, E. R. Sung, X. Ma, W. Ren, S. Cao, P. Narang, A. von Hoegen, E. Baldini*, K. A. Nelson*

Nature Physics 20, 788–793 (2024)

Elucidating Piezoelectricity and Strain in Monolayer MoS2 at the Nanoscale Using Kelvin Probe Force Microscopy

A. De Palma, X. Peng, S. Arash, F. Y. Gao, E. Baldini, X. Li, E. T. Yu*

Nano Letters 24, 1835–1842 (2024)

Spin-Orbit Exciton-Induced Phonon Chirality in a Quantum Magnet

D. Lujan†, J. Choe†, S. Chaudhary†, G. Ye, C. Nnokwe, M. Rodriguez-Vega, J. He, F. Y. Gao, T. N. Nunley, E. Baldini, J. Zhou, G. A. Fiete, R. He*, X. Li*

Proceedings of the National Academy of Sciences 121, e2304360121 (2024)

Electrostatic Moiré Potential from Twisted Hexagonal Boron Nitride Layers

D. S. Kim, R. C. Dominguez, R. Mayorga-Luna, D. Ye, J. Embley, T. Tan, Y. Ni, Z. Liu, M. Ford, F. Y. Gao, S. Arash, K. Watanabe, T. Taniguchi, S. Kim, C.-K. Shih, K. Lai, W. Yao, L. Yang, X. Li*, Y. Miyahara*

Nature Materials 23 (1), 65–70 (2024)

2023

Anisotropic Excitons Reveal Local Spin Chain Directions in a van der Waals Antiferromagnet

D. S. Kim†, D. Huang†, C. Guo, K. Li, D. Rocca, F. Y. Gao, J. Choe, D. Lujan, T.-H. Wu, K.-H. Lin, E. Baldini, L. Yang, S. Sharma, K. Raju, R. Sankar, S.-F. Lee, Y. Ping*, X. Li*

Advanced Materials 35 (19), 2206585 (2023)

2022

Snapshots of a Light-Induced Metastable Hidden Phase Driven by the Collapse of Charge Order

F. Y. Gao†, Z. Zhang†, Z. Sun, L. Ye, Y.-H. Cheng, Z.-J. Liu, J. G. Checkelsky, E. Baldini*, K. A. Nelson*

Science Advances 8, eabp9076 (2022)

High-speed two-dimensional terahertz spectroscopy with echelon-based shot-to-shot balanced detection

F. Y. Gao†, Z. Zhang†, Z.-J. Liu, K. A. Nelson

Optics Letters 47 (14), 3479–3482 (2022)

Terahertz Field-Induced Reemergence of Quenched Photoluminescence in Quantum Dots

J.-J. Shi†, F. Y. Gao†, Z. Zhang†, H. Utzat, U. Barotov, A. Farahvash, J. Han, J. Deschamps, C.-W. Baik, K.-S. Cho, V. Bulović, A. P. Willard, E. Baldini, N. Gedik, M. G. Bawendi, K. A. Nelson*

Nano Letters 22 (4), 1718–1725 (2022)

2021

All-optical fluorescence blinking control in quantum dots with ultrafast mid-infrared pulses

J. Shi†, W. Sun†, H. Utzat†, A. Farahvash, F. Y. Gao, Z. Zhang, U. Barotov, A. P. Willard, K. A. Nelson*, M. G. Bawendi*

Nature Nanotechnology 16 (12), 1355–1361 (2021)

2018

Femtosecond laser amorphization of tellurium

Y.-H. Cheng, S. W. Teitelbaum, F. Y. Gao, K. A. Nelson*

Physical Review B 98 (13), 134112 (2018)

Efficient two-stage dual-beam noncollinear optical parametric amplifier

Y.-H. Cheng, F. Y. Gao, P. R. Poulin, K. A. Nelson*

Applied Physics B 124 (6), 93 (2018)

2017

Coherent control of optical phonons in bismuth

Y.-H. Cheng, F. Y. Gao, S. W. Teitelbaum, K. A. Nelson

Physical Review B 96 (13), 134302 (2017)