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11-03
2016
Quantum Journal Club: Hybrid Quantum Circuit with a Superconducting Qubit Coupled to a Spin Ensemble
内容： We report the experimental realization of a hybrid quantum circuit combining a superconducting qubit and an ensemble of electronic spins. The qubit, of the transmon type, is coherently coupled ...
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11-03
2016
Quantum Journal Club: Robust quantum-network memory using decoherence-protected subspaces of nuclear spins
内容： The realization of a network of quantum registers is an outstanding challenge in quantum science and technology. We experimentally investigate a network node that consists of a single nitrogenv...
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10-27
2016
Critical thermalization of a disordered dipolar spin system in diamond
内容： Statistical mechanics underlies our understanding of macroscopic quantum systems. It is based on the assumption that out-of-equilibrium systems rapidly approach their equilibrium states, forget...
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11-15
2016
PSD rank and its applications in computer science and quantum physics
内容： Positive semidefinite (PSD) rank is a concept that was proposed recently to study the computational power of semidefinite programming, a problem in optimization theory. It turns out that it als...
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10-27
2016
Enhancing quantum sensing sensitivity by a quantum memory
内容： In quantum sensing, precision is typically limited by the maximum time interval over which phase can be accumulated. Memories have been used to enhance this time interval beyond the coherence l...
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11-07
2016
Silicon CMOS platform for spin-based quantum information processing
内容： Among solid-state approaches to quantum computing devices, spin-based silicon quantum bits (qubits) are gaining increasing attention, especially after the recent achievement of long spin cohere...