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09-21
2018
Towards an Optical Frequency Standard based on 176Lu+
内容： In essence, the accuracy and performance of an atomic clock ultimately depends on various systematic shifts in the narrow-linewidth transition in an isolated atomic system. Lutetium ion possess...
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02-22
2019
Cryogenic Trapped Ion System for Large Scale Quantum Simulation
内容： Trapped ion systems are a leading platform for quantum simulation of spin models. Current experiments are limited to less than 55 ions due to collisions with background gas that destroy the ion...
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04-01
2019
Raising optical Schrödinger's cat with a cavity QED system
内容： Engineering macroscopic quantum state of light is an important goal in quantum optics. However, generating such photonic states in a deterministic way turns out to be hard, as photon-photon and...
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09-25
2018
Demonstration of nonstoquastic Hamiltonian in coupled superconducting flux qubits
内容： Quantum annealing is useful for tackling optimization, machine learning, and quantum simulation problems by finding the low energy configurations of a Hamiltonian. The currently available quant...
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01-29
2019
Position and spin operators for Dirac particles
内容： A century ago, Dirac proposed his equation merging quantum mechanics with special relativity. During the last century, the Dirac equation played the key role for the predictions of antimatter, ...
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11-06
2018
Quantum stochastic processes: A complete theory for non-Markovian quantum phenomena
内容： In science, we often want to characterise dynamical processes to identify the underlying physics and predict the future states of the system. If the state of the system at any time depends only...