Group Meetings Schedule 2016

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Jan 6, Shangshun Zhang, Wednesday 7:00 pm (pitt time)

Quantum magnetism of spin-orbit coupled Fermi gas


Jan 13, Xiaopeng Li, Wednesday 7:00 pm (pitt time)

Dynamical Phenomena with Ultracold Atom


Jan 20, Xuguang Yue, Wednesday 7:00 pm (pitt time)

Optimal control of complex atomic quantum systems


Jan 27, Yuchi He, Wednesday 7:00 pm (pitt time)

Effective field theory and counting rule for Goldstone bosons


Feb 3, Bo Liu, Wednesday 7:00 pm (pitt time)

Long-range interacting spin model with Rydberg atoms Ref: Science 347, 1455 (2015) by I. Bloch et al.


Feb 10, Haiyuan Zou, Wednesday 7:00 pm (pitt time)

Gauge-dependent condensation in a strong synthetic magnetic field Ref: C. Kennedy, W. Burton, W. Chung, and W. Ketterle, Nature Physics 11,859 (2015)


Feb 17, Biao Huang (The Ohio State University), Wednesday 7:00 pm (pitt time) PD candidate talk

Topological Responses in Cold Atom: From Hall Conductivity to Hall Viscosity


Feb 24, Max Arzamasovs, Wednesday 7:00 pm (pitt time)

Evidence for universal relations describing a gas with p-wave interactions


Mar 2, No group meeting,Wednesday 7:00 pm(pitt time) (see the group event)


Mar 9, Ahmet Keles, Wednesday 7:00 pm (pitt time)

Chiral d-Wave Superfluid in Periodically Driven Lattices Ref: PRL 115, 225301 (2015)


U.S. time change


Mar 16, No group meeting, (since shangshun leave, no volunteer to speak).


Mar 23, Xuguang Yue, Wednesday 8:00 pm pitt time (8:00 am Beijing time)

Measuring the dynamic structure factor of a quantum gas undergoing a structural phase transition


Mar 30, Haiyuan Zou, Wednesday 8:00 pm (pitt time)

FF Superfluids without Spin Imbalance in Driven Optical Lattices Ref: Z.Zheng, C.Qu, X.Zou, and C.Zhang PRL 116, 120403 (2016)


Apr 6, Max Arzamasovs, Wednesday 8:00 pm (pitt time)

Odd-frequency superconductivity in multiband system Komendova, Balatsky, Black-Schaffer, PRB 92, 094517 (2015)


Apr 13, Ahmet Keles, Wednesday 8:00 pm (pitt time)

Floquet Time Crystals Dominic V. Else, Bela Bauer, Chetan Nayak arXiv:1603.08001


Apr 20, Biao Huang, Wednesday 8:00 pm (pitt time)

Fractional Chern Insulator in Bands with Zero Berry Curvature S. H. Simon, F. Harper, and N. Read, PRB 92, 195104 (2015) arxiv: 1506.08197


Apr 27, Bo Liu, Wednesday 8:00 pm (pitt time)

Many-body physics in bilayer dipolar fermions


Summer 2016


Meet on every 4 week Wednesday 8pm Pittsburgh time (Thur. 8:00 am Beijing time) unless noted otherwise.


May 4, Xuguang Yue, Wednesday 8:00 pm pitt time (8:00 am Beijing time)

spin-momentum coupled Bose-Einstein condensateswith lattice band pseudospins


Jun 2, Haiyuan Zou, Thursday 8:00 pm (pitt time)

Two Experiments on Topological Thouless Pump: Bosonic and Fermionic Refs: M.Lohse, Nat. Phys. 12, 350 (2016) and S. Nakajima, Nat. Phys. 12, 296 (2016)


Jun 29, Max Arzamasovs, Wednesday 8:00 pm (pitt time)

Chiral Magnetic Effect by Synthetic Gauge Fields Ref: arXiv:1606:03589


July 6, Dr. Xiaopeng Li (Joint Quantum Inst, U of Maryland), Wednesday 10:30am-12:00noon pitt time


July 6, Prof. Xiong-Jun Liu (Peking University, Beijing, China), Wednesday 2:00pm-3:30pm pitt time


July 27, Bo Liu, Wednesday 8:00 pm (pitt time)

practical talk for KITPC conference


Aug 24, Ahmet Keles, Wednesday 8:00 pm (pitt time)

Fermions in 2D shaken square optical lattice


Fall 2016


Meet on every Wednesday 8pm Pittsburgh time (Thur. 8:00 am Beijing time) unless noted otherwise


Aug 31, Xuguang Yue, Wednesday 8:00 pm pitt time ( Sep 1, 8:00 am Beijing time)


Quantum Phase Transition of the Bose-Hubbard Model inside a Cavity

Yu Chen, Zhenhua Yu, Hui Zhai. PRA 93, 041601(R), Arxiv 1602.02478


The order of speakers is as follows, any time rearrangement will be informed


Sep 7, Biao Huang, Wednesday 8:00 pm pitt time ( Sep 8, 8:00 am Beijing time)

Non-Abelian Chern Insulators Enforced by Nonsymmorphic Symmetry in Optical Lattices Li-jun Lang, Shao-liang Zhang, Qi Zhou, Arxiv 1607.07812


Sep 14, Haiyuan Zou, Wednesday 8:00 pm pitt time ( Sep 15, 8:00 am Beijing time)

Discrete time crystals Ref: N.Yao, A.Potter, I.Potirniche, A.Vishwanath ArXiv: 1608.02589


Sep 21, Max Arzamasovs, Wednesday 8:00 pm pitt time ( Sep 22, 8:00 am Beijing time)

Synthetic dimensions from shaking a harmonic trap H. M. Price, T. Ozawa and N. Goldman, arXiv:1605.09310


Sep 28, Ahmet Keles, Wednesday 8:00 pm pitt time ( Sep 29, 8:00 am Beijing time)

Site-resolved measurement of the spin-correlation function in the Fermi-Hubbard model Parsons, M. F., Mazurenko, A., Chiu, C. S., Ji, G., Greif, D., and Greiner, M. Science, 353, 6305 (2016)


Oct 5, Xuguang Yue, Wednesday 8:00 pm pitt time ( Oct 6, 8:00 am Beijing time)

Supersolid formation in a quantum gas breaking continuous translational symmetry ETH Zürich Esslinger’s Group, arXiv:1609.09053


Oct 12, Biao Huang, Wednesday 8:00 pm pitt time ( Oct 13, 8:00 am Beijing time)

Observation of Discrete Time Crystal J. Zhang et. al. (Monroe’s group at JQI), arxiv: 1609.08684


Oct 19, Haiyuan Zou, Wednesday 8:00 pm pitt time ( Oct 20, 8:00 am Beijing time)

Type II Weyl Points in 3D optical Lattice. Ref:K Shastri, Z Yang, and B Zhang arxiv: 1609.05470; Y Xu and L.M Duan arxiv: 1607.04924


Oct 26, Qianfan Chen (Case Western Reserve University), Wednesday 8:00 pm pitt time ( Oct 27, 8:00 am Beijing time)

Kraus-form operator solution to nonlinear master equation by virtue of the nonlinear thermo-entangled state representation.


Nov 2, Max Arzamasovs, Wednesday 8:00 pm pitt time ( Nov 3, 8:00 am Beijing time)

Periodically Driving a Many-Body Localized Quantum System P. Bordia, H. Lüschen, U. Schneider, M. Knap, and I. Bloch, arXiv:1607.07868


U.S. time change


Nov 9, Ahmet Keles, Wednesday 7:00 pm pitt time ( Nov 10, 8:00 am Beijing time)

Homogeneous Atomic Fermi Gases Hadzibabic and Zwierlein Groups, arXiv:1610.10100 (2016)


Nov 16, Xuguang Yue, Wednesday 7:00 pm pitt time ( Nov 17, 8:00 am Beijing time)

Observation of Quantum Criticality and Luttinger Liquid in 1D Bose Gases B. Yang, et al., arXiv:1611.00426


(Thanksgiving days Break)


Nov 30, Biao Huang, Wednesday 7:00 pm pitt time ( Dec 1, 8:00 am Beijing time)

Out-of-Time-Order Correlations: Concepts and Measurements D.A.RobertsandD.Stanford,“Two-dimensionalconformalfieldtheoryandthebuNerflyeffect”,arxiv: 1412.5123(2014), etc.


Dec 7, Haiyuan Zou, Wednesday 7:00 pm pitt time ( Dec 8, 8:00 am Beijing time)

Many-body interferometry of a Rydberg-dressed spin lattice Ref: J. Zeiher, R. Bijnen, P. Schaub, S. Hild, J. Choi, T. Pohl, I. Block and C Gross, Nature Physics 12, 1095(2016)


Dec 14, Max Arzamasovs, Wednesday 7:00 pm pitt time ( Dec 15, 8:00 am Beijing time)

Trapping Centers at the Superfluid-Mott-Insulator Criticality: Transition between Charge-quantized States Y. Huang, K. Chen, Y. Deng and B. Svistunov arxiv: 1608. 02232


(Winter Break Dec. 18- Jan. 3)