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04-15
2015
Probabilistic simulations of quantum communication backward in time
Abstract: Like classical mechanics, quantum mechanics is a causal theory [1,2]--a theory that forbids sending messages from the future to the past. Still, one can simulate backward communication by p...
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03-30
2022
Schrödinger-Heisenberg Variational Quantum Algorithms
Abstract: 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,...
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03-28
2013
Journal Club
Abstract: Speaker:Jing-ning Zhang (张静宁) Paper 1: Quantum Simulation of Quantum Field Theories in Trapped Ions Authors: J. Casanova, L. Lamata, I. L. Egusquiza, R. Gerritsma, C. F. Roos, J. J. Ga...
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06-25
2022
Research on Implementable Design and Normalized Security Analysis of Quantum Secure Communication Protocols
Abstract: The research focus of quantum secure communication can be summarized into three main aspects: The first is to continue to construct more ingenious and practical communication protocols and ...
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12-08
2016
Quantum Journal Club: Storage Enhanced Nonlinearities in a Cold Atomic Rydberg Ensemble
Abstract: The combination of electromagnetically induced transparency with the nonlinear interaction between Rydberg atoms provides an effective interaction between photons. In this Letter, we invest...
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07-03
2015
Quantum Journal Club: Efficient Readout of a Single Spin State in Diamond via Sp
Abstract: Efficient readout of individual electronic spins associated with atomlike impurities in the solid state is essential for applications in quantum information processing and quantum metrology...