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Non-Gaussian quantum states generated via quantum catalysis and their statistical properties: 《Chinese Physics B》2024年第4期332-337,共6页张晓燕杨春燕王继锁孟祥国; supported by the National Natural Science Foundation of China (Grant No.11347026);the Natural Science Foundation of Shandong Province,China (Grant Nos.ZR2020MA085 and ZR2020MF113)。; A new kind of non-Gaussian quantum catalyzed state is proposed via multiphoton measurements and two-mode squeezing as an input of thermal state.The characteristics of the generated multiphoton catalysis output state d...; 关键词：two-mode squeezing multiphoton catalysis NONCLASSICALITY Wigner function

Quantification of optical nonclassicality: A phase-space method: 《Science China(Physics,Mechanics & Astronomy)》2022年第11期140-140,共1页Shao-Ming Fei; Nonclassical states, with features impossible to be described via the classical theory, are important resources for many quantum technologies. For example, nonclassical optical states play a pivotal role in the develo...; 关键词：NONCLASSICAL QUANTUM STATES

Revealing nonclassicality via s-ordered phase-space distribution: 《Science China(Physics,Mechanics & Astronomy)》2022年第11期90-96,共7页Yue Zhang Shuheng Liu Boxuan Jing Qiongyi He Shunlong Luo; supported by the National Natural Science Foundation of China(Grant Nos.11975026,and 12125402);National Key R&D Program of China(Grant No.2020YFA0712700);China Postdoctoral Science Foundation(Grant No.2021M690414);Beijing Postdoctoral Research Foundation(Grant No.2021ZZ091);Beijing Natural Science Foundation(Grant No.Z190005)。; Nonclassical states play a crucial role in both theoretical and experimental investigations of quantum optics, and there is a wide interest in characterization and quantification of nonclassicality. By exploiting the ...; 关键词：NONCLASSICALITY s-ordered phase-space distribution Gaussian states Gaussian noise channels

Nonclassicality of photon-modulated spin coherent states in the Holstein-Primakoff realization: 《Chinese Physics B》2022年第5期334-339,共6页Xiaoyan Zhang Jisuo Wang Lei Wang Xiangguo Meng Baolong Liang; supported by the National Natural Science Foundation of China(Grant No.11347026);the Natural Science Foundation of Shandong Province,China(Grant Nos.ZR2020MA085 and ZR2020MF113)。; Two new photon-modulated spin coherent states(SCSs)are introduced by operating the spin ladder operators J±on the ordinary SCS in the Holstein-Primakoff realization and the nonclassicality is exhibited via their phot...; 关键词：the photon-modulated spin coherent state NONCLASSICALITY photocount distribution Wigner distribution function

Quantifying nonclassicality of multimode bosonic fields via skew information: 《Communications in Theoretical Physics》2021年第4期75-81,共7页Yue Zhang Shunlong Luo; supported by the National Key R&D Program of China,Grant No.2020YFA0712700;the National Natural Science Foundation of China,Grant Nos.11875317and 61833010。; We quantify the nonclassicality of multimode bosonic field states by adopting an information-theoretic approach involving the Wigner-Yanase skew information.The fundamental properties of the quantifier such as convexi...; 关键词：Bosonic fields NONCLASSICALITY Wigner-Yanase skew information multimode states correlations

Nonclassicality of photon-modulated atomic coherent states in the Schwinger bosonic realization: 《Chinese Physics B》2020年第12期307-312,共6页Jisuo Wang Xiangguo Meng Xiaoyan Zhang; Project supported by the National Natural Science Foundation of China(Grant No.11347026);the Natural Science Foundation of Shandong Province,China(Grant Nos.ZR2016AM03 and ZR2017MA011)。; We theoretically introduce two new photon-modulated atomic coherent states(ACSs)via using the Schwinger bosonic representation of the angular momentum operators(the sequential operations J±n)on an ACS,and investigate...; 关键词：photon-modulated atomic coherent state NONCLASSICALITY Wigner distribution entanglement

Quantifying Process Nonclassicality in Bosonic Fields: 《Chinese Physics Letters》2019年第10期36-40,共5页Shuang-Shuang Fu Shun-Long Luo; Supported by the Young Scientists Fund of the National Natural Science Foundation of China under Grant No 11605006;the National Natural Science Foundation of China under Grant No 11875317;the National Center for Mathematics and Interdisciplinary Sciences of Chinese Academy of Sciences under Grant No Y029152K51;the Key Laboratory of Random Complex Structures and Data Science of Chinese Academy of Sciences under Grant No 2008DP173182; Nonclassicality of optical states,as a key characteristic of bosonic fields,is a valuable resource for quantum information processing.We investigate the generation of nonclassicality in quantum processes from a quanti...; 关键词：processes. QUANTUM STATES

Multiple-Photon-Added and-Subtracted Two-Mode Binomial States: Nonclassicality and Entanglement被引量：1: 《Communications in Theoretical Physics》2019年第7期807-812,共6页Kai-Cai Li Xiang-Guo Meng Ji-Suo Wang; Supported by the National Natural Science Foundation of China under Grant No.11347026;the Natural Science Foundation of Shandong Province under Grant Nos.ZR2016AM03 and ZR2017MA011; We theoretically analyze the nonclassicality and entanglement of two new non-Gaussian entangled states generated by applying multiple-photon addition and subtraction to a two-mode binomial state.The nonclassical prope...; 关键词：TWO-MODE BINOMIAL st ate photon addition and SUBTRACTION NONCLASSICALITY ENTANGLEMENT

Probing Nonclassicality of Two-Mode SU (2) Generator Based on Quantum Fisher Information: 《Communications in Theoretical Physics》2018年第11期552-558,共7页Dan Zhang Qiang Zheng Xiao-Guang Wang; Supported by the National Natural Science Foundation of China under Grant No.11365006;the Natural Science Foundation of Guizhou Province under Grant No.QKHLHZ[2015]7767; Nonclassicality is an essential but still open question in quantum mechanics. Here, utilizing the maximum value of quantum Fisher information, we suggest a new version of the nonclassical criterion for SU(2) generator...; 关键词：quantum FISHER information NONCLASSICALITY COHERENCE

About Classical to Quantum Weyl Correspondence: 《Advances in Pure Mathematics》2017年第10期533-582,共50页Alfred Wünsche; After developing the mathematical means for the correspondence of classical phase-space function to quantum-mechanical operators with symmetrical ordering of the basic canonical operators in the sense of Weyl the appr...; 关键词：WIGNER Quasiprobability Symmetrical (Weyl) Ordering NONCLASSICALITY of Steates Distance of States Sub- and Super-Poissonian Statistics Phase Operator LAGUERRE 2D POLYNOMIALS JACOBI POLYNOMIALS

NONCLASSICALITY