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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...
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06-11
2019
Surpassing the Interaction Limit to Quantum Metrology with Fault-Tolerant Control
内容： Quantum sensing allows the detection of weak magnetic fields with high sensitivity and precision, enabling a myriad of applications ranging from nanoscale nuclear magnetic resonance spectroscop...
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06-05
2019
Topological triply-degenerate points in ultracold atoms and photonic hyperbolic metamaterials
内容： Topological states of matter provide a fertile ground for discovering new quasiparticles in condensed matter physics, such as Weyl and Dirac fermions, which were originally predicted in high-en...
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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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05-16
2019
Long-Distance Entanglement based Quantum Key Distribution
内容： Among various implementations of QKD, the entanglement-based approach is especially promising for future applications, as it forms the basis of device-independent quantum secure cryptography, h...