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DECOHERENCE: 作品数：204被引量：113H指数：5; 导出分析报告; 相关领域：理学机械工程更多>>; 相关作者：宁波更多>>; 相关机构：北京师范大学中国科技大学浙江大学清华大学更多>>; 相关期刊：《Science China Mathematics》《Communications in Theoretical Physics》《Chinese Physics B》《Chinese Physics Letters》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金中国科学院科研项目更多>>

Study of thermal decoherence of harmonic oscillators: 《原子与分子物理学报》2025年第5期108-114,共7页LI Jian ZHOU Gao-Liang YAN Zheng-Xin LIU Wei WANG Zhao-Qi; 国家自然科学基金(11805151)。; The thermal decoherence of harmonic oscillators is investigated here.The quantum system presented here is a one-dimensional oscillator with angular frequency,which is surrounded by a thermal bath of environmental osci...; 关键词：Quantum decoherence Grand canonical ensemble Oscillators

Zeeman decoherence effect of trapped ^(199)Hg^(+) ion Ramsey spectra: 《Chinese Physics B》2024年第11期272-277,共6页Ge Liu Hao Liu Yihe Chen Jian Wang Shuhong Huang Chengbin Li Lei She; Project supported by the National Key Research and Development Program of China(Grant No.2022YFB3904002).; In the ^(199)Hg^(+) ion microwave clock,the Zeeman decoherence effect caused by the overlapping of Zeeman sidebands and the radial secular motion sidebands will decrease the contrast of the Ramsey fringe,thus reducing...; 关键词：^(199)Hg^(+)ion microwave clock Zeeman decoherence transverse relaxation time

Quantum discord and its dynamics for multipartite systems: 《Chinese Physics B》2024年第6期168-175,共8页罗嘉欣郭琼; partially supported by the National Natural Science Foundation of China (Grant No. 11601338)。; Quantum discord, one of the famous quantum correlations, has been recently generalized to multipartite systems by Radhakrishnan et al. Here we give analytical solutions of the quantum discord for a family of N-qubit q...; 关键词：quantum discord multipartite systems decoherence channels frozen discord

Enhancing quantum temporal steering via frequency modulation: 《Chinese Physics B》2024年第5期239-245,共7页吴孟凯程维文; Project supported by the National Natural Science Foundation of China(Grant No.62375140)。; Various strategies have been proposed to harness and protect space-like quantum correlations in different models under decoherence.However,little attention has been given to temporal-like correlations,such as quantum ...; 关键词：quantum temporal steering frequency modulation DECOHERENCE

Mechanism of Universal Quantum Computation in the Brain: 《Journal of Applied Mathematics and Physics》2024年第2期468-474,共7页Aman Chawla Salvatore Domenic Morgera; In this paper, the authors extend [1] and provide more details of how the brain may act like a quantum computer. In particular, positing the difference between voltages on two axons as the environment for ions undergo...; 关键词：AXONS Quantum computation Metric perturbation DECOHERENCE Time-coded information

Quantum gate-assisted teleportation in noisy environments:robustness and fidelity improvement: 《Communications in Theoretical Physics》2024年第1期36-48,共13页Sajede Harraz Jiaoyang Zhang Shuang Cong; supported by the National Natural Science Foundation of China under grant no.61973290;Ministry of Science and Technology of P.R.China Program under the grant no.QN2022200007L。; Quantum teleportation as the key strategy for quantum communication requires pure maximally shared entangled states among quantum nodes.In practice,quantum decoherence drastically degrades the shared entanglement duri...; 关键词：quantum communication quantum teleportation decoherence control quantum gate environment-assisted measurement

Majorana noise model and its influence on the power spectrum: 《Chinese Physics B》2024年第1期637-646,共10页陈书梦丁思凡张振涛刘东; supported by the Innovation Program for Quantum Science and Technology (Grant No.2021ZD0302400);the National Natural Science Foundation of China (Grants No.11974198);the Natural Science Foundation of Shandong Province of China (Grant No.ZR2021MA091)。; Majorana quantum computation offers a potential approach to securely manipulating and storing quantum data in a topological manner that may effectively resist the decoherence induced by local noise. However, actual Ma...; 关键词：Majorana zero mode topological quantum computation topological devices decoherence and noise in qubits

The Future of Quantum Computer Advantage: 《American Journal of Computational Mathematics》2023年第4期619-631,共13页Jimmy Chen; As technological innovations in computers begin to advance past their limit (Moore’s law), a new problem arises: What computational device would emerge after the classical supercomputers reach their physical limitati...; 关键词：Quantum Computers QUBIT DECOHERENCE SUPERPOSITION Entanglement PARALLELISM Hadamard Gates Shor’s Algorithm Bloch Sphere Moore’s Law

Real-time dynamics in strongly correlated quantum-dot systems: 《Chinese Physics B》2023年第12期517-523,共7页程永喜李振华魏建华罗洪刚; Project supported by the National Natural Science Foundation of China (Grant Nos.11804245,11747098,11774418,12247101,and 12047501);the Scientific and Technologial Innovation Programs of Higher Education Institutions of Shanxi Province,China (Grant No.2021L534);the Fund from the Ministry of Science and Technology of China (Grant No.2022YFA1402704)。; We investigate the real-time dynamical properties of Rabi-type oscillation through strongly correlated quantum-dot systems by means of accurate hierarchical equations of motion.It is an extension of the hierarchical L...; 关键词：quantum dots mesoscopic transport DECOHERENCE

Quantum interferometric power and non-Markovianity in the decoherence channels: 《Chinese Physics B》2023年第8期156-160,共5页熊少杰孙哲王晓光; supported by the National Natural Science Foundation of China(Grant Nos.11935012,12175052,and 11775065);the Postdoctoral Science Foundation of China(Grant No.2022M722794)。; In quantum open systems,non-Markovianity is an important phenomenon that allows a backflow of information from the environment to the system.In this work,we investigate the non-Markovianity problems in two different t...; 关键词：quantum open system auantum non-Markovianity auantum interferometric power

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