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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...
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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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04-22
2019
Quantum Many-Body Computation on a Small Quantum Computer
内容： What can we do on a small quantum computer with O(10) qubits? We propose a variational scheme to study ground state properties of quantum many-body systems on small scale near-term noisy quant...