Geoffrey Ji

Lithium Lab

Graduate Student (2015-2020)

Thesis

Microscopic control and dynamics of a Fermi-Hubbard system
2020, PhD Thesis

Publications

Frustration- and doping-induced magnetism in a Fermi-Hubbard simulator
12/2022
Nature 620, 971-976 (2023) arXiv:2212.13983
M. Xu, L. Kendrick, A. Kale, Y. Gang, G. Ji, Richard T. Scalettar, M. Lebrat, M. Greiner
Schrieffer-Wolff transformations for experiments: Dynamically suppressing virtual doublon-hole excitations in a Fermi-Hubbard simulator
07/2022
Phys. Rev. A 106, 012428 (2022) arXiv:2203.07366
A. Kale, Jakob Hendrik Huhn, M. Xu, L. Kendrick, M. Lebrat, C. S. Chiu, G. Ji, Fabian Grusdt, Annabelle Bohrdt, M. Greiner
Coupling a mobile hole to an antiferromagnetic spin background: transient dynamics of a magnetic polaron
04/2021
Phys. Rev. X 11, 021022 (2019) arXiv:2006.06672
G. Ji, M. Xu, L. Kendrick, C. S. Chiu, J. Brüggenjürgen, D. Greif, Annabelle Bohrdt, Fabian Grusdt, Eugene Demler, M. Lebrat, M. Greiner
String patterns in the doped Hubbard model
10/2018
Science 365, 251-256 (2019) arXiv:1810.03584
C. S. Chiu, G. Ji, Annabelle Bohrdt, M. Xu, Michael Knap, Eugene Demler, Fabian Grusdt, M. Greiner, D. Greif
Implementation of a stable, high-power optical lattice for quantum gas microscopy
06/2018
arXiv:1806.08997 Review of Scientific Instruments 90, 033101 (2019)
A. Mazurenko, S. Blatt, F. Huber, M. F. Parsons, C. S. Chiu, G. Ji, D. Greif, M. Greiner
Quantum state engineering of a Hubbard system with ultracold fermions
06/2018
Phys. Rev. Lett. 120, 243201 (2018) arXiv:1712.07114
C. S. Chiu, G. Ji, A. Mazurenko, D. Greif, M. Greiner
Parton theory of magnetic polarons: Mesonic resonances and signatures in dynamics
06/2018
Phys. Rev. X 8, 011046 (2018) arXiv:1712.01874
Fabian Grusdt, Marton Kanasz-Nagy, Annabelle Bohrdt, C. S. Chiu, G. Ji, M. Greiner, D. Greif, Eugene Demler
A cold-atom Fermi-Hubbard antiferromagnet
05/2017
Nature 545, 462-466 (2017) arXiv:1612.08436v1
A. Mazurenko, C. S. Chiu, G. Ji, M. F. Parsons, M. Kanasz-Nagy, R. Schmidt, F. Grusdt, E. Demler, D. Greif, M. Greiner
Site-resolved measurement of the spin-correlation function in the Fermi-Hubbard model
09/2016
Science 353, 1253-1256 (2016) arXiv:1605.02704
M. F. Parsons, A. Mazurenko, C. S. Chiu, G. Ji, D. Greif, M. Greiner
Site-resolved imaging of a fermionic Mott insulator
02/2016
Science 351, 953-957 (2016) arXiv:1511.06366v2
D. Greif, M. F. Parsons, A. Mazurenko, C. S. Chiu, S. Blatt, F. Huber, G. Ji, M. Greiner