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01-12
2022
Optimization extends the feasibility of quantum error mitigation
内容： The ultimate goal of quantum computing is to build a fault-tolerant quantum computer (FTQC), where the number of qubits is sufficiently large and the error rate is satisfactorily low, such that...
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12-29
2021
Benchmarking near-term quantum computers via random circuit sampling
内容： The increasing scale of near-term quantum hardware motivates the need for efficient noise characterization methods, since qubit and gate level techniques cannot capture crosstalk and correlated...
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11-03
2021
Entanglement of random hypergraph states
内容： Random quantum states and operations are of fundamental and practical interests. In this work, we investigate the entanglement properties of random hypergraph states, which generalize the notio...
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09-10
2021
High coherence fluxonium and its two-qubit gate scheme
内容： Improving control over physical qubits is a crucial component of quantum computing research. We report our recent fluxonium qubit with coherence time reaching T2*= 1.48±0.13 ms [1], which excee...
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10-13
2021
Machine Learning Methods in Quantum Physics
内容： In quantum physics, we usually face exponentially large degrees of freedom and the large-scale data obtained from quantum systems, which constantly defy our analysis capability. Here, we sketch...
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03-30
2022
Schrödinger-Heisenberg Variational Quantum Algorithms
内容： Recent breakthroughs have opened the possibility to intermediate-scale quantum computing with tens to hundreds of qubits, and shown the potential for solving classical challenging problems, suc...