VORTEX

作品数：1082被引量：1740H指数：17
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相关领域：理学更多>>
相关作者：胡军华魏燕定周晓军江磊范绍平更多>>
相关机构：台州市黄岩巨科工贸有限公司中国科学院南京航空航天大学浙江大学更多>>
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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上海市自然科学基金更多>>
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Numerical simulation of size contraction of Typhoon Cempaka(2021)
《Atmospheric and Oceanic Science Letters》2025年第2期29-35,共7页Lingfeng Sun Qingqing Li 
jointly supported by the National Natural Science Foundation of China[grant numbers U2342202 and 42175005];the Qing Lan Project[grant number R2023Q06]。
In 2021,Cempaka,a tiny tropical cyclone,made landfall in China.As the TC intensified prior to landfall,the tropical cyclone size measured with precipitation decreased significantly.A numerical simulation was conducted...
关键词：Typhoon cempaka Vortex size contraction Potential vorticity budget Asymmetric structure Outer rainband 
Density waves of vortex fluids on a sphere
《Communications in Theoretical Physics》2025年第4期159-166,共8页Yanqi Xiong Zhijun Zou Liang Luo 
supported by the Scientific research projects of Hunan Provincial Department of Education(Grant Nos.22A0477 and 20B273)。
We aim to find one highly nontrivial example of the solutions to the vortex fluid dynamical equation on the unit sphere(S^(2))and compare it with the numerical simulation.Since the rigid rotating steady solution for v...
关键词：quantum vortex 2D sphere SUPERFLUID density wave dispersion ome 
Splitting of triply quantized vortices in Bose-Einstein condensates of finite temperature
《Communications in Theoretical Physics》2025年第4期167-172,共6页Jun Yan Jiexiong Mo Lichang Mo Shanquan Lan Xiaobao Xu Guqiang Li Huandian He 
provided by the Guangdong Basic and Applied Basic Research Foundation of China(Grant Nos.2024A1515012552,2022A1515011938,2022A1515012425);the National Natural Science Foundation of China(Grant No.12005088);the support received from Lingnan Normal University(Grant Nos.YL20200203,ZL1930)。
Utilizing the dissipative Gross-Pitaevskii equation,we investigated the splitting dynamics of triply quantized vortices at finite temperature.Through linear perturbation analysis,we determined the excitation modes of ...
关键词：dissipative Gross-Pitaevskii equation Bose-Einstein condensates dynamic of quantum vortex splitting pattern numerical simulation 
Distinct Mechanisms Governing Two Types of Extreme Hourly Rainfall Rates in the Mountain Foothills of North China During the Passage of a Typhoon Remnant Vortex from 30 July to 1 August 2023
《Advances in Atmospheric Sciences》2025年第4期761-779,共19页Rudi XIA Yuqing RUAN Jisong SUN Xudong LIANG Chong WU Feng LI Ju LI Jinfang YIN Xinghua BAO Mingxin LI Xiaoyu GAO 
supported by the National Key R&D Program of China(2022YFC3003903);Natural Science Foundation of Beijing(Grant No.8222079)and of China(Grant No.42475014,U2442204);the Basic Research Fund of CAMS(2023Z001).
This study investigates extreme rainfall episodes along the eastern foothills of the Taihang Mountains in North China from 30 July to 1 August 2023.It focuses on two types of extreme hourly rainfall rates(HRRs),i.e.,t...
关键词：extreme rainfall hourly rainfall rate MOUNTAIN VORTEX mechanism 
Process mechanism research on direct vortex melting reduction of vanadium–titanium magnetite
《Journal of Iron and Steel Research International》2025年第3期536-549,共14页Yong-chao Han Zhi-he Dou Zhan-ning Yang Wei Xie Ting-an Zhang 
supported by the National Natural Science Foundation of China(U1908225);the Fundamental Research Funds for Central Universities(N2225012 and N232405-06).
In response to the new mechanism of direct vortex melting reduction of vanadium–titanium magnetite,the reaction control mechanism and the migration regularity of valuable components in the process of direct melting r...
关键词：Vanadium-titanium magnetite Vortex melting reduction KINETICS Reduction process mechanism 
Internal flow mechanism for a pump-turbine operated in pump mode under double humps condition
《Science China(Technological Sciences)》2025年第3期110-124,共15页Yongshun ZENG Zhaohui QIAN Weixiang YE Yuning ZHANG Diana PUGA Xianwu LUO 
supported by the National Natural Science Foundation of China(Grant No.52336001);the China Postdoctoral Science Foundation(Grant Nos.2022TQ0168,2023M731895)。
The head-flow rate curve with double humps brings greater challenges to the stable operation of a pump-turbine in pump mode,and the present investigation aims to reveal the formation mechanisms behind it.We performed ...
关键词：PUMP-TURBINE double humps capacity for doing work energy loss vortex evolution 
Research on fluid motion characteristics and structural evolution in reciprocating mixing tanks
《Chinese Journal of Chemical Engineering》2025年第3期120-134,共15页Li Wang Shibo Wang Huiqiang Yang Yuling Zhai Jianxin Xu 
National Key Research and Development Program of China(2022YFC3902000);Yunnan Major Scientific and Technological Projects(202202AG050002,202202AG050007);National Natural Science Foundation of China(52166004).
A new stirring method,reciprocating stirring,is developed by incorporating a periodic axial reciprocating motion into conventional stirring.This study employs computational fluid dynamics methods,utilizing volume of f...
关键词：Reciprocating stirring Numerical simulation VORTEX Chaotic properties Mixing enhancement 
Multi-User Cooperative Receive Scheme for Air-to-Ground Vortex Wave Communications
《China Communications》2025年第3期76-85,共10页Zhang Beibei Chen Ruirui Lin Jinyang Li Qi Liang Liping Sun Yanjing 
supported in part by National Natural Science Foundation of China under Grant 62441115 and 62201427;in part by the Ministry of Industry and Information Technology of the People’s Republic of China under Grant CBG01N23-01-04.
Orbital angular momentum(OAM)can achieve multifold increase of spectrum efficiency,but the hollow divergence characteristic and Line-of-Sight(LoS)path requirement impose the crucial challenges for vortex wave communic...
关键词：air-to-ground capacity cooperative receive MULTI-USER vortex wave communications 
Manipulation of vortex array via a magnetism-tunable spin-polarized scanning tunnelling microscopy
《Chinese Physics B》2025年第3期190-194,共5页Bing Xia Hong-Yuan Chen Jian Zheng Bo Yang Jie Cai Yi Zhang Yi Yang Hao Yang Dan-Dan Guan Xiao-Xue Liu Liang Liu Yao-Yi Li Shi-Yong Wang Can-Hua Liu Hao Zheng Jin-Feng Jia 
Project supported by the National Key Research&Development Program of China(Grant Nos.2019YFA0308600 and 2020YFA0309000);the National Natural Science Foundation of China(Grant Nos.92365302,92065201,22325203,92265105,12074247,12174252,52102336);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB28000000);the Science and Technology Commission of Shanghai Municipality(Grant Nos.2019SHZDZX01,19JC1412701,20QA1405100,24LZ1401000,LZPY2024-04);financial support from the Innovation Program for Quantum Science and Technology(Grant No.2021ZD0302500)。
Manipulating and braiding Majorana zero modes(MZM)are a critical step toward realizing topological quantum computing.The primary challenge is controlling the vortex,which hosts the MZM,within a superconducting film in...
关键词：vortex manipulation scanning tunneling microscope magnetic tip demagnetization technique 
Perfect Confinement of Acoustic Vortex by Phase-Gradient Metacage
《Chinese Physics Letters》2025年第3期80-84,共5页Xicheng Fang Songsong Li Baoyin Sun Dongyang Yan Junyi Yang Jie Luo Dongliang Gao Yadong Xu 
supported by the Undergraduate Training Program for Innovation and Entrepreneurship,Soochow University(Grant No.202410285001Z);the National Natural Science Foundation of China(Grant Nos.12274313 and 12374293)。
Acoustic wave isolation and noise reduction are significant challenges in the fields of physics and various applications.Traditional noise-control devices are often hampered by substantial size limitations,and their o...
关键词：ACOUSTIC PERFECT VORTEX 
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