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08-25
2017
Title: Spin condensation and superfluidity in magnetic insulators
Abstract: Two-fluid spin dynamics in magnetic insulators, which stands broadly for the interplay between the coherent and incoherent spin degrees of freedom, is attracting a growing interest in the f...
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07-03
2017
Laser cooling and trapping ions on a microfabricated surface trap
Abstract: In this talk, I will introduce our experimental setups for MUSIQC (Modular Universal Scalable Ion traps Quantum Computing) project. This project provides a potential solution to realize qua...
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06-30
2017
Spin chains far away from equilibrium: shortcuts to adiabaticity
Abstract: Understanding the far-from-equilibrium dynamics of quantum systems is an open problem at the frontiers of physics. Yet, tailoring such dynamics is a necessity for the advancement of quantum...
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05-31
2017
Shortcuts to adiabaticity for BEC in nonlinear systems
Abstract: In this talk, I will first give a brief introduction of shortcuts to adiabaticity with the applications of atom cooling, transport and internal state control. Then I focus on the shortcuts ...
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04-20
2017
Quantum Journal Club: Generating 3 qubit quantum circuits with neural networks
Abstract: A new method for compiling quantum algorithms is proposed and tested for a three qubit system. The proposed method is to decompose a a unitary matrix U, into a product of simpler Uj via a n...
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04-13
2017
Quantum Journal Club: Tunable Superconducting Qubits with Flux-Independent Coherence
Abstract: We have studied the impact of low-frequency magnetic flux noise upon superconducting transmon qubits with various levels of tunability. We find that qubits with weaker tunability exhibit de...