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Unveiling the role of high-order anharmonicity in thermal expansion: A first-principles perspective: 《Chinese Physics B》2025年第4期212-219,共8页Tianxu Zhang Kun Zhou Yingjian Li Chenhao Yi Muhammad Faizan Yuhao Fu Xinjiang Wang Lijun Zhang; Project supported by the National Natural Science Foundation of China(Grant No.62125402).; Thermal expansion is crucial for various industrial processes and is increasingly the focus of research endeavors aimed at improving material performance.However,it is the continuous advancements in first-principles c...; 关键词：high-order anharmonicity Grüneisen parameter thermal expansion first-principles calculations

A novel complex-high-order graph convolutional network paradigm:ChyGCN: 《Chinese Physics B》2024年第5期665-672,共8页郑和翔苗书宇顾长贵; Project supported by the National Natural Science Foundation of China(Grant Nos.12275179 and 11875042);the Natural Science Foundation of Shanghai Municipality,China(Grant No.21ZR1443900)。; In recent years,there has been a growing interest in graph convolutional networks(GCN).However,existing GCN and variants are predominantly based on simple graph or hypergraph structures,which restricts their ability t...; 关键词：raph convolutional network complex modeling complex hypergraph

High-order Bragg forward scattering and frequency shift of low-frequency underwater acoustic field by moving rough sea surface: 《Chinese Physics B》2024年第3期459-470,共12页莫亚枭张朝金鹿力成孙启航马力; Project supported by the IACAS Young Elite Researcher Project(Grant No.QNYC201703);the Rising Star Foundation of Integrated Research Center for Islands and Reefs Sciences,CAS(Grant No.ZDRW-XH-2021-2-04);the Key Laboratory Foundation of Acoustic Science and Technology(Grant No.2021-JCJQ-LB-066-08).; Acoustic scattering modulation caused by an undulating sea surface on the space-time dimension seriously affects underwater detection and target recognition.Herein,underwater acoustic scattering modulation from a movi...; 关键词：high-order Bragg scattering frequency shift low-frequency acoustic field moving rough sea surface

High-order effect on the transmission of two optical solitons: 《Chinese Physics B》2023年第10期363-366,共4页伊厚会姚延立张鑫马国利; Project supported by the Scientific Research Foundation of Weifang University of Science and Technology(Grant No.KJRC2022002);the Shandong Province Higher Educational Science and Technology Program(Grant No.J18KB108);the Research start-up fees for doctoral degree holders and senior professional title holders with master’s degrees of Binzhou University(Grant No.2022Y12)。; For optical solitons with the pulse width in the subpicosecond and femtosecond scales in optical fibers,a modified model containing higher-order effects such as third-order dispersion and third-order nonlinearity is n...; 关键词：nonlinear optics optical communication system optical solitons solitons interaction

Important edge identification in complex networks based on local and global features被引量：1: 《Chinese Physics B》2023年第9期573-585,共13页宋家辉; Identifying important nodes and edges in complex networks has always been a popular research topic in network science and also has important implications for the protection of real-world complex systems.Finding the cr...; 关键词：complex networks high-order structure edge importance CONNECTIVITY propagation dynamics

Nonlinear perturbation of a high-order exceptional point:Skin discrete breathers and the hierarchical power-law scaling: 《Chinese Physics B》2023年第8期319-326,共8页江慧成恩宏周子榆郎利君; Project supported by the National Key Research and Development Program of China(Grant No.2022YFA1405304);the Key-Area Research and Development Program of Guangdong Province,China(Grant No.2019B030330001);the Guangdong Provincial Key Laboratory(Grant No.2020B1212060066)。; We study the nonlinear perturbation of a high-order exceptional point(EP)of the order equal to the system site number L in a Hatano-Nelson model with unidirectional hopping and Kerr nonlinearity.Notably,we find a clas...; 关键词：skin discrete breather hierarchical power-law scaling double-exponential decay non-Hermitian skin effect high-order exceptional point Kerr nonlinearity

High-order Hamiltonian obtained by Foldy-Wouthuysen transformation up to the order of mα^(8): 《Chinese Physics B》2023年第8期260-269,共10页陈彤梅雪松周挽平乔豪学; supported by the National Natural Science Foundation of China(Grant Nos.12074295 and 12104420)。; Complete relativistic corrections of an effective Hamiltonian for a single-particle system in an external electromagnetic field and their unitary equivalent form up to the order of mα^(8) are obtained.The derivation ...; 关键词：high-order correction relativistic corrections Foldy-Wouthuysen(FW)transformation effective Hamiltonians

Laser shaping and optical power limiting of pulsed Laguerre–Gaussian laser beams of high-order radial modes in fullerene C60被引量：1: 《Chinese Physics B》2023年第2期273-280,共8页李杰管文慧袁烁赵亚男孙玉萍刘纪彩; supported by the National Natural Science Foundation of China (Grant Nos. 11974108 and 11574082);Fundamental Research Funds for the Central Universities (Grant No. 2021MS046);the Natural Science Foundation of Shandong Province, China (Grant No. ZR2019MA020)。; We study the strong nonlinear optical dynamics of nanosecond pulsed Laguerre–Gaussian laser beams of high-order radial modes with zero orbital angular momentum propagating in the fullerene C60molecular medium. It is ...; 关键词：pulsed Laguerre–Gaussian laser beams high-order radial mode optical power limiting reverse saturable absorption

THz wave generation by repeated and continuous frequency conversions from pump wave to high-order Stokes waves: 《Chinese Physics B》2022年第7期343-348,共6页Zhongyang Li Qianze Yan Pengxiang Liu Binzhe Jiao Gege Zhang Zhiliang Chen Pibin Bing Sheng Yuan Kai Zhong Jianquan Yao; the National Natural Science Foundation of China(Grant Nos.61735010,31671580,and 61601183);Natural Science Foundation of Henan Province,China(Grant No.162300410190);Program for Science&Technology Innovation Talents in Universities of Henan Province,China(Grant No.18HASTIT023)。; We propose a novel scheme for THz wave generation by repeated and continuous frequency conversions from pump wave to high-order Stokes waves(HSWs).The repeated frequency conversions are accomplished by oscillations of...; 关键词：THz wave generation optimized cascaded difference frequency generation aperiodic periodically poled lithium niobate

Soliton fusion and fission for the high-order coupled nonlinear Schr?dinger system in fiber lasers: 《Chinese Physics B》2022年第2期250-254,共5页Tian-Yi Wang Qin Zhou Wen-Jun Liu; supported by the National Natural Science Foundation of China(Grant Nos.11875008,12075034,11975001,and 11975172);the Open Research Fund of State Key Laboratory of Pulsed Power Laser Technology(Grant No.SKL2018KF04);the Fundamental Research Funds for the Central Universities,China(Grant No.2019XD-A09-3)。; With the rapid development of communication technology,optical fiber communication has become a key research area in communications.When there are two signals in the optical fiber,the transmission of them can be abstr...; 关键词：SOLITON Hirota’s method high-order coupled nonlinear Schrodinger system soliton transmission

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