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OSCILLATION: 作品数：1244被引量：2114H指数：17; 导出分析报告; 相关领域：理学天文地球更多>>; 相关作者：葛渭高高仕安李崇银杨晨航王培光更多>>; 相关机构：中国科学院北京理工大学华南师范大学南京大学更多>>; 相关期刊：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广东省自然科学基金中国博士后科学基金更多>>

Nonlinear optical oscillation in on-chip erbium-doped lithium niobate microring resonators: 《Science China(Physics,Mechanics & Astronomy)》2025年第4期112-118,共7页Ru Zhang Xianhong Zeng Xueshan Zheng Chen Yang Dahuai Zheng Hongde Liu Xuanyi Yu Feng Gao Fang Bo Yongfa Kong Guoquan Zhang Jingjun Xu; supported by the National Key Research and Development Program of China(Grant No.2022YFA1404602);the National Natural Science Foundation of China(Grant Nos.92250302,12034010,12134007;12074199);the Tianjin Municipal Natural Science Foundation(Grant Nos.21JCZDJC00150,and 22JCYBJC01150);the Higher Education Discipline Innovation Project(Grant No.B23045)。; Erbium-doped lithium niobate(LN)on insulator active devices,such as lasers and amplifiers,have received increasing attention.The nonlinear optical oscillation in them at high power destabilizes the output of signals a...; 关键词：lithium niobate MICROCAVITIES optical oscillation thermo-optical effect photorefractive effect

Fermiology with nodal structures in nonsymmorphic superconductor LaNiGa_(2):A de Haas-van Alphen study: 《Science China(Physics,Mechanics & Astronomy)》2025年第4期189-197,共9页Houpu Li Ye Yang Mengzhu Shi Yingcai Qian Senyang Pan Kaibao Fan Nan Zhang Kaixin Tang Hongyu Li Zhiwei Wang Jinglei Zhang Chuanying Xi Ziji Xiang Xianhui Chen; supported by the National Natural Science Foundation of China(Grant Nos.12274390,12488201,12204449,and 12122411);the National Key R&D Program of China(Grant No.2022YFA1602602);the Innovation Program for Quantum Science and Technology(Grant No.2021ZD0302802);the Basic Research Program of the Chinese Academy of Sciences Based on Major Scientific Infrastructures(Grant No.JZHKYPT-2021-08);the Fundamental Research Funds for the Central Universities(Grant No.WK3510000014)。; Topological metals possess various types of symmetry-protected degenerate band crossings.When a topological metal becomes superconducting,the low-energy electronic excitations stemming from the band crossings located ...; 关键词：LaNiGa_(2) quantum oscillation fermiology nodal structures

Characteristics of radio-frequency magnetron sputtering with Ag target operated near the electron series resonance oscillation: 《Plasma Science and Technology》2025年第3期111-117,共7页Chao YE; supported by National Natural Science Foundation of China (No.11275136)。; The discharge and plasma characteristics of Ag magnetron sputtering discharge operated near the electron series resonance(ESR)oscillation,which was excited using the driving frequency of 27.12 MHz,was investigated.The...; 关键词：electron series resonance magnetron sputtering radio-frequency discharge

Intraseasonal Variability of 2020 Temperature over Tanzania during the October-November-December (OND) Season: 《Atmospheric and Climate Sciences》2025年第1期126-146,共21页Godfrey Thomas Assenga Chabaga Chabaga Daudi Ndabagenga Daniel Gibson Mwageni; Intraseasonal Oscillation (ISO) which is the eastward-propagating disturbance with a period of 10 - 60 days has been the topic of interest since its discovery by Madden-Julian in 1972. Many researchers have published ...; 关键词：Intraseasonal Variability Mascarene high Biweekly Oscillation OND Season

Multiscale Co-Oscillation Analysis of Solar Radiation and Air Temperature Using Continuous Wavelet Transform: A Case Study of a Tropical Humid Region, Dangbo, Bénin: 《Atmospheric and Climate Sciences》2025年第1期187-199,共13页Ossénatou Mamadou Djidjoho Renaud Roméo Koukoui David Gnonlonfoun; The use of solar energy is today widely recognized for the green transition but also for addressing societal challenges associated with the rise in global surface temperature. The design of a photovoltaic solar panel ...; 关键词：Solar Radiation Air Temperature Co-Oscillation Wavelet Transform Humid Climate West Africa

The global 64-year sea level oscillation and its possible external excitation sources: 《Science China Earth Sciences》2025年第3期898-908,共11页Mingyu XIAO Taoyong JIN Hao DING Lianjun YANG Xiaolong LI Jiancheng LI; supported by the National Natural Science Foundation of China (Grant Nos. 42388102, 42192531 & 42374035);the Fundamental Research Funds for the Central Universities (Grant No. 2042023kfyq01);the Special Fund of Hubei Luojia Laboratory (Grant Nos. 220100001 & 220100002)。; Low-frequency signals play an important role in understanding sea level changes and their acceleration. This paper analyzed multidecadal oscillations on a global scale with tide gauge records. A significant stable osc...; 关键词：Sea level change 64-year oscillation Tide gauge records Solar activity Climate change

An Improved Feedforward Control Strategy to Promote the Rapidity of PMSM Servo System and Reduce Overshoot Oscillation: 《CES Transactions on Electrical Machines and Systems》2025年第1期100-109,共10页Wentao Zhang Yan Zhang Yongxiang Xu Jibin Zou; supported in part by the National Natural Science Foundation of China under Project No.52207043。; Under the condition of large inertia load,the stability of the servo system is more sensitive to the response speed and more likely to produce overshoot oscillations.In order to realize the requirements of high-precis...; 关键词：Feedforward control Overshoot impulse Permanent magnet synchronous motor PD iterative control

Oscillation mechanism and predictive model of explosion load for natural gas in confined tube: 《Defence Technology(防务技术)》2025年第3期13-27,共15页Chengjun Yue Li Chen Linfeng Xu; financial support from National Natural Science Foundation of China(Grant No.52378488);Postgraduate Research&Practice Innovation Program of Jiangsu Province(Grant No.KYCX22_0222).; Gas explosion in confined space often leads to significant pressure oscillation.It is widely recognized that structural damage can be severe when the oscillation frequency of the load resonates with the natural vibrat...; 关键词：Gas explosion Oscillatory load Oscillation frequency Turbulence factor

Modeling the modulation of beta oscillations in the basal ganglia by dual-target optogenetic stimulation被引量：1: 《Fundamental Research》2025年第1期82-92,共11页Xiaomin Wang Ying Yu Qingyun Wang; supported by the National Natural Science Foundation of China(12202027,11932003 and 12332004);the Academic Excellence Foundation of BUAA for PhD Students.; Optogenetic techniques provide precise control over the activity of specific neurons within the nucleus,offering more accurate regulatory effects compared to deep brain stimulation.The heterogeneity of the globus pall...; 关键词：Dual-target optogenetic stimulation Beta oscillation Heterogeneous globus pallidus externa Parkinson's disease Computational model

Hot deformation characteristics and dynamic recrystallization of Ti−6Al−4V−0.5Mo−0.5Zr alloy used for petroleum drill pipe: 《Transactions of Nonferrous Metals Society of China》2025年第2期486-498,共13页Zhen-ni ZHOU Gao-yong LIN Yu-hao AI Wei-zhong FENG Ping-hui ZHANG Hui-qun LIU; National Key Research and Development Program of China (No. 2021YFB3700803);State Key Laboratory of Powder Metallurgy,Central South University,Changsha,China。; The high-temperature compression deformation behavior of Ti−6Al−4V−0.5Mo−0.5Zr alloy was investigated at temperatures from 890 to 1030℃ and strain rates from 0.01 to 10 s^(−1),and the corresponding dynamic recrystall...; 关键词：titanium alloy stress-strain curves stress oscillation dynamic recrystallization

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