2014

= Spring 2014 = //Meet on every// Tuesday 7pm Pittsburgh time //unless noted otherwise.//

Topological flat bands from dipolar spin systems
 * Jan 7, ** **Zhifang Xu** **, **** Tuesday 7:00 pm **** (pitt time) **

New Frontiers of Quantum Simulations with Atoms and Ions Location: 102 Thaw Hall
 * Jan 13, ****Peter Zoller (University Innsbruck), Monday** ** 4:30 pm **** (pitt time) **

Quantum Annealing and the D-Wave devices Location: Benedum G31
 * Jan 14, Matthias Troyer(ETH Zürich), Tuesday 2:00 pm **** (pitt time) **

Dimension reduction in periodically kicked models
 * Jan 14, ** **Lijun Lang** **, **** Tuesday 7:00 pm **** (pitt time) **

New Frontiers of Quantum Simulations with Atoms and Ions Location: 321 Allen Hall
 * Jan 16, ****Peter Zoller (University Innsbruck) Thursday 2**** :00 pm **** (pitt time) **

Topological Bosonic Magnetic Lattices
 * Jan 21, Jinlong Yu ****, **** Tuesday 7:00 pm **** (pitt time) **

Orbital Ice in p-band
 * Jan 28, ** **Bo Liu** **, **** Tuesday 7:00 pm **** (pitt time) **

Topological edge modes of periodically driven quantum hall system
 * Feb 4, Zhenyu Zhou, **** Tuesday 7:00 pm **** (pitt time) **

Feb 11, no group meeting ** ( ** see us in DARPA Meeting February 11-12, 2014** ) **

Manipulating Majorana Zero Modes in Chiral and Time-reversal Invariant Quantum Nanowires Location: 321 Allen Hall
 * Feb 13, Xiongjun Liu( HKUST and MIT) ****, **** Thursday 4:30 pm **** (pitt time) **

Exploring Topological Phases with Cold Atoms
 * Feb 18, Xiongjun Liu, **** Tuesday 7:00 pm **** (pitt time) **

To generate px+ipy states in periodically driven lattices
 * Feb 25, Lijun Lang, **** Tuesday 7:00 pm **** (pitt time) **


 * Mar 4, ** // No group meeting (APS March Meeting) //

= U.S.A Time Change in spring =

= // Meet on every // Tuesday 8pm Pittsburgh time ( Wed. 8:00 am Beijing time ) // unless noted otherwise. // =


 * Mar 11, **** Zhifang Xu ****, **** Tuesday 8:00 pm **** (pitt time) **

Magnetic ordering in frustrated Kondo Lattice models
Time crystals
 * Mar 18, Bo Liu, ** ** Tuesday 8:00 pm **** (pitt time) **

Dynamics of the topological magnetic lattices
 * Mar 25, Jinlong Yu, **** Tuesday 8:00 pm **** (pitt time) **

DMRG study for dipolar bosonic SSH model
 * Apr 1, Jiyao chen, **** Tuesday 8:00 pm **** (pitt time) **

Location: 321 Allen Hall
 * Apr 3, Dmitri Feldman (Brown University) ****, **** Thursday, 4:30 **** pm **** (pitt time) **

Topological bands in shaken optical lattice
 * Apr 8, zhenyu zhou, **** Tuesday 8:00 pm **** (pitt time) **

Location: 102 Thaw Hall
 * Apr 14, Leon Balents (University of California at Santa Barbara) ****, **** Thursday, 4:30 **** pm **** (pitt time) **

Bose-Fermi mixtures in optical lattices
 * Apr 15, Zhifang Xu, **** Tuesday 8:00 pm **** (pitt time) **

Search for Majorana Fermions in Spin-Orbit Coupled Superfluids and Superconductors
 * Apr 17, Chuanwei Zhang (University of Texas at Dallas) ****, **** Thursday, 4:30 **** pm **** (pitt time) **

Feshbach molecules in spin–orbit coupling Fermi gases
 * Apr 22, Bo Liu, **** Tuesday 8:00 pm **** (pitt time) **

Dynamics of the topological magnetic lattices (II)
 * Apr 29, Jinlong Yu, **** Tuesday 8:00 pm **** (pitt time) **

SPT phase
 * May 6, Jiyao chen, **** Tuesday 8:00 pm **** (pitt time) **

Spin orbital exchange in optical lattice
 * May 13, zhenyu zhou, **** Tuesday 8:00 pm **** (pitt time) **

Spin mixing dynamics in ultracold quantum gases
 * May 20, Zhifang Xu, **** Tuesday 8:00 pm **** (pitt time) **

Experimental Determination of the Finite-Temperature Phase Diagram of a Spin-Orbit Coupled Bose Gas
 * May 27, Bo Liu, **** Tuesday 8:00 pm **** (pitt time) **

Haldane model and Peierls substitution in cold atom systems
 * Jun 3, Jinlong Yu, **** Tuesday 8:00 pm **** (pitt time) **


 * Jun 10 ****, ** // No group meeting (KITPC symposium) //

Spin orbital Liquid
 * Jun 17 ****, Zhenyu Zhou, **** Tuesday 8:00 pm **** (pitt time) **


 * Jun 24 ****, Zhifang Xu **** Tuesday 8:00 pm **** (pitt time) - canceled per speaker's request **
 * Replacement: W. Vincent Liu, ** "Discussion on group meetings, arXiv selection, etc."

= Summer 2014 =

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

Dicke-type phase transition in a spin-orbit coupled Bose-Einstein condensate ref: Nature Communications 5, 4023 (2014)
 * Jul 24 ****, Bo Liu, **** Thursday 8:00 pm **** (pitt time) **

Observation of chiral currents with ultracold atoms in bosonic ladders Ref: Nature Physics 10, 588-593 (2014)
 * Aug 19, Haiyuan Zou, **** Tuesday 8:00 pm **** (pitt time) **

= Fall 2014 =

= // Meet on every // Tuesday 8pm Pittsburgh time ( Wed. 8:00 am Beijing time ) // unless noted otherwise. // =

Topological magnetic flux lattices
 * Aug 26, Jinlong Yu, **** Tuesday 8:00 pm **** (pitt time) **

SPT phases on spin-1 ladders
 * Sep 2 ****, Jiyao Chen, **** Tuesday 8:00 pm **** (pitt time) **

spin orbital exchange of p-band fermions
 * Sep 9 ****, Zhenyu Zhou, **** Tuesday 8:00 pm **** (pitt time) **

Mott transition in Bosonic two leg ladder under artificial magnetic field
 * Sep 16 ****, **** Ahmet keles **** , **** Tuesday 8:00 pm **** (pitt time) **

Spin-exchange interactions with alkaline earth fermions
 * Sep 23 ****, Zhifang Xu, **** Tuesday 8:00 pm **** (pitt time) **

Sharp transitions for small polarons: from theory to transmon-based realization
 * Sep 25 ****, Vladimir M. Stojanovic (CMT group, Harvard University) **** , **** Thursday (pitt time) **

Seeing the chiral anomaly in three-dimensional Weyl semimetals
 * Sep 30 ****, Jianhui Zhou, **** Tuesday 8:00 pm **** (pitt time) **

Universal dynamics of a degenerate unitary Bose gas Ref: arXiv:1308.3696
 * Oct 7 ****, Bo Liu, **** Thursday 8:00 pm **** (pitt time) **

What are the orbital and spin orders for spin-1/2 p-bands model on a triangular lattice?
 * Oct 14 Haiyuan Zou, **** Tuesday 8:00 pm **** (pitt time) **

Topological phase transitions in magnetic lattices
 * Oct 21, Jinlong Yu, **** Tuesday 8:00 pm **** (pitt time) **

Spectral and entanglement properties of the bosonic Haldane insulator
 * Oct 28 ****, Jiyao Chen, **** Tuesday 8:00 pm **** (pitt time) **

= U.S.A Time Change in Fall =

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

Coherent dipolar coupling between two Rydberg atoms at Förster resonance
 * Nov 4 ****, Zhenyu Zhou, **** Tuesday 7:00 pm **** (pitt time) **

Rydberg addressing in ultracold atoms
 * Nov 11 ****, **** Zhifang Xu **** , **** Tuesday 7:00 pm **** (pitt time) **

Observation of Fermi surface deformation in a dipolar quantum gas Ref: Science 345 (6203), 1484
 * Nov 18 ****, **** Ahmet keles **** , **** Tuesday 7:00 pm **** (pitt time) **

Spin responses and effective Hamiltonian for the two dimensional electron gas at oxide interface LaAlO 3 / SrTiO 3
 * Nov 25 ****, Jianhui Zhou, **** Tuesday 7:00 pm **** (pitt time) **

Roton-maxon excitation spectrum of Bose condensates in a shaken optical lattice
 * Dec 2, Bo Liu, **** Tuesday 7:00 pm **** (pitt time) **

Tensor network algorithms to Kitaev-Heisenberg model and a recent development on Tensor network formulation Ref: J. Iregui, P. Corboz, and M. Troyer PRB90,195102 and G. Evenbly and G. Vidal, arxiv:1412.0732
 * Dec 9, Haiyuan Zou, **** Tuesday 7:00 pm **** (pitt time) **


 * From Dec 14 to Jan 4, no group meeting **