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05-20
2019
Emergent topology and symmetry-breaking order in correlated quench dynamics
内容： Topological phase of matter is a main stream of research in condensed matter physics, with the characterization having been mainly developed based on equilibrium theory. In comparison, non-equi...
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01-08
2019
Quantum Approximate Optimization: Performance, Mechanism, and Implementation on Near-Term Devices
内容： As quantum computing technology develops, there is a growing interest in finding useful applications of near-term quantum machines. In this talk, I will describe our recent works on using near-...
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01-04
2019
Variational quantum simulation
内容： The variational method is a versatile tool for classical simulation of a variety of quantum systems. Great efforts have recently been devoted to its extension to quantum computing for efficient...
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12-04
2018
How to grab an atom without squeezing it
内容： Research for cooling and trapping of atoms in the mid 1980s was mainly motivated to enable precise spectroscopic measurement. However, perturbation by the trapping force introduces sig-nificant...
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06-20
2019
Nitrogen vacancy center in diamond: a nanoscale quantum sensor for high pressure, and a novel platform to study out-of-equilibrium quantum dynamics
内容： Recent experimental advances have enabled the control and manipulation of individual quantum mechanical spins in solids. In this talk, I will introduce two directions our group is currently pur...
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06-19
2019
Neutral networks, quantum chaos and Sachdev-Ye-Kitaev models
内容： We will first review the recent progress in SYK models and their global impacts in quantum gravity, QCD, condensed matter physics, quantum information science and deep machine learning. Then we...