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10-19
2023
Quantum simulations on an analog-digital trapped-ion quantum system
内容： Our quantum experiment consists of a chain of 171Yb+ ions with individual Raman beam addressing and individual readout. This fully connected system can be configured to run any sequence of sing...
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09-27
2023
fermion-to-qubit mappings in two spatial dimensions
内容： The talk discusses the relationship between fermionic observables and Pauli matrices on two-dimensional lattices. First, it will introduce the exact bosonization method. It is argued that all f...
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09-21
2023
Characterizing the ultimate potential and limitations of quantum error mitigation
内容： The inevitable accumulation of errors in near-future quantum devices represents a key obstacle in delivering practical quantum advantages, motivating the development of various quantum error-mi...
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09-15
2023
Pilot-reference-free continuous-variable quantum key distribution with efficient decoy-state analysis
内容： Continuous-variable quantum key distribution (CV QKD) using optical coherent detectors is practically favorable due to its low implementation cost, flexibility of wavelength division multiplexi...
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09-11
2023
Two-dimensional trapped ion crystals, micromotion and qubit state detection
内容： To study potential avenues for scaling up trapped ion crystal size, we built a modified Paul trap with an oblate aspect ratio designed for trapping radial 2-d ion crystals. In this geometry, th...
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07-14
2023
Quantum AI: From near-term to fault-tolerance
内容： Quantum machine learning, namely, running machine learning algorithms on quantum devices, has been considered a flag-ship application of quantum computing. In this talk, we will describe two pe...