2015

= Spring 2015 =

= // Meet on every // Wednesday 7pm Pittsburgh time ( Thur. 8:00 am Beijing time ) // unless noted otherwise. // =


 * Jan 7, ** ** No group meeting ( ARO/AFOSR Program Review @ Rice ) **

Topology in time-dependent systems
 * Jan 14, Max Arzamasovs, Wednesday **** 7:00 pm **** (pitt time) **

Measuring the Chern number of Hofstadter bands with ultracold bosonic atoms Ref:  [|M. Aidelsburger], [|M. Lohse] , [|C. Schweizer] , [|M. Atala] , [|J. T. Barreiro] , [|S. Nascimbène] , [|N. R. Cooper] , [|I. Bloch] , [|N. Goldman] , [|arXiv:1407.4205]
 * Jan 21, Jinlong Yu, **** Wednesday 7 **** :00 pm **** (pitt time) **

SU(3) spin liquid and its projective construction
 * Jan 28 ****, Jiyao Chen, **** Wednesday 7 **** :00 pm **** (pitt time) **

Tensor Network States and PEPS realization
 * Feb 4, Zhenyu Zhou, **** Wednesday 7 **** :00 pm **** (pitt time) **

Functional renormalization group theory for dipolar fermions
 * Feb 11 ****, **** Ahmet Keles **** , **** Wednesday **** 7:00 pm **** (pitt time) **


 * Feb 18 ****, Jianhui Zhou, **** Wednesday **** 7:00 pm **** (pitt time) **

Valley-Selective Optical Stark Effect in Monolayer WS2 Ref: E.J.Sie, et al, Nature Materials (2014).

Distinct-symmetry spin-liquid states and phase diagram of the Kitaev-Hubbard model ** ) **
 * Feb 25 ****, Long Liang (ITP, Beijing), ** **Wednesday 7:30 pm (pitt time) (postdoc candidate talk)**


 * Mar 4, No group meeting (March meeting @San Antonio, TX) **

= U.S. time change =

Majoranas in a ferromagnetic chain on the surface of a superconductor
 * Mar 11 **** ,Hoi-Yin Hui (University of Maryland), ** **Wednesday 8:00 pm (pitt time) (8:00 am Beijing time) (postdoc candidate talk)**

Observation of many-body localization of interacting fermions in a quasi-random optical lattice Ref: arxiv: 1501.05661
 * Mar 18 ****, Bo Liu **** , **** Wednesday 8 **** :00 pm **** (pitt time) **

Superradiance in a degenerate Fermi gas
 * Mar 25, Zhifang Xu, **** Wednesday 8 **** :00 pm **** (pitt time) **

Tensor network states for a compass model
 * Apr 1, Haiyuan Zou, **** Wednesday 8 **** :00 pm **** (pitt time) **

Topological invariants in Floquet Topological Insulators D’Alessio, Rigol, http://arxiv.org/pdf/1409.6319.pdf
 * Apr 8, Max Arzamasovs, Wednesday **** 8:00 pm **** (pitt time) **

Synthetic Gauge Fields in Synthetic Dimensions
 * Apr 15, Jinlong Yu, **** Wednesday 8 **** :00 pm **** (pitt time) **

Symmetry breaking and geometry of reduced density matrix
 * Apr 22 ****, Jiyao Chen, **** Wednesday 8 **** :00 pm **** (pitt time) **

Engineering the Weyl Hamiltonian using the superconducting super-lattice structures = = = Summer 2015 =
 * Apr 29, **** Ahmet Keles ****, **** Wednesday 8 **** :00 pm **** (pitt time) **

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

Quantum magnetism with ultracold atoms
 * May 6 ****, **** Bo Liu **** , **** Wednesday 8 **** :00 pm **** (pitt time) **

Phase transitions in a compass model
 * Jun 3 ****, **** Haiyuan Zou **** , **** Wednesday 8 **** :00 pm **** (pitt time) **


 * July 1 ****, ** no group meeting


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

= Fall 2015 =

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

Generating topological optical flux lattices for ultracold atoms by modulated Raman and radio-frequency transitions
 * Aug 26, **** Jinlong Yu ****, **** Wednesday 8 **** :00 pm **** (pitt time) **


 * Sep 2, ** no group meeting

Geometry of reduced density matrix for symmetry-protected topological phase
 * Sep 9, **** Jiyao Chen ****, **** Wednesday 8 **** :00 pm **** (pitt time) **

Competing instabilities in 2D spinless Dipolar Fermi Gas
 * Sep 16 ****, **** Ahmet Keles **** , **** Wednesday 8 **** :00 pm **** (pitt time) **

Exotic magnetic structures in a spin-orbit coupled Fermi gas
 * Sep 23, Bo Liu, **** Wednesday 8 **** :00 pm **** (pitt time) **

Fractionalized Fermi liquid on the surface of a topological Kondo insulator Ref: A. Thomson, S. Sachdev, arxiv:1509.03314
 * Sep 30 ****, Haiyuan Zou **** , **** Wednesday 8 **** :00 pm **** (pitt time) **

exotic quantum phases in spin-orbit coupled spin-1 bosons
 * Oct 7 ****, **** Max Arzamasovs **** , **** Wednesday 8 **** :00 pm **** (pitt time) **

Two Experiments on Many-Body Localization Ref: 1. I. Bloch group, [|Science 349, 842 (2015)]. 2. C. Monroe group, [|arXiv:1508.07026].
 * Oct 14, **** Jinlong Yu **, ** Wednesday 8:00 pm (pitt time) **


 * Oct 21, **** Jiyao Chen ****, **** Wednesday 8 **** :00 pm **** (pitt time) **

Nematicity and quantum paramagnetism in FeSe Fa Wang,Steven A. Kivelson& Dung-Hai Lee  Nature Physics 3456 (2015) = U.S. time change =
 * Oct 28 ****, **** Ahmet Keles **** , **** Wednesday 8 **** :00 pm **** (pitt time) **

= // Meet on every // Wednesday 7pm Pittsburgh time ( Thur. 8:00 am Beijing time ) // unless noted otherwise. // =

Orbital interaction induced Feshbach resonance
 * Nov 4, Bo Liu, **** Wednesday 7 **** :00 pm **** (pitt time) **

A Quantum Dipolar Spin Liquid N.Yao,M.Zaletel,D.Stamper-Kurn&A.Vishwanash Arxiv:1510.06403
 * Nov 11, Haiyuan Zou ****, **** Wednesday 7 **** :00 pm **** (pitt time) **

Statistical transmutation in Floquet driven optical lattice
 * Nov 18, **** Max Arzamasovs ****, ** Wednesday 7:30 pm (pitt time)


 * Nov 25, ** no group meeting(thanksgiving)

When an optical lattice meets a cavity Ref: Tilman Esslinger group @ ETH, [|arXiv:1511.00007]
 * Dec 2, **** Jinlong Yu **, ** Wednesday 7:00 pm (pitt time) **

Direct probing of the Mott crossover in the SU(N) Fermi-Hubbard model Ref: Bloch Group [|arXiv:1511.07287]
 * Dec 9, **** Ahmet Keles ****, **** Wednesday 7 **** :00 pm **** (pitt time) **

Dec 16-Dec 31, no group meeting (winter break)