云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(60573172)

国家自然科学基金(60573172): 作品数：83被引量：536H指数：13; 导出分析报告; 相关作者：王兴元孟娟武相军王明军石其江更多>>; 相关机构：大连理工大学河南大学北京师范大学香港科技大学更多>>; 相关期刊：《Journal of Iron and Steel Research International》《Progress in Natural Science:Materials International》《自然科学进展》《计算物理》更多>>; 相关主题：混沌混沌系统分形观测器LORENZ系统更多>>; 相关领域：自动化与计算机技术理学电子电信医药卫生更多>>

基于二维材料的自旋-轨道矩研究进展被引量：9: 《物理学报》2021年第12期225-236,共12页何聪丽许洪军汤建王潇魏晋武申世鹏陈庆强邵启明于国强张广宇王守国; 国家自然科学基金(批准号:51901025,60573172,51625101);北京市自然科学基金重点项目(批准号:Z190007,Z190009);中央高校基本科研业务费专项资金(批准号:310421101);香港研究资助局(批准号:ECS26200520)资助的课题。; 在具有自旋-轨道耦合效应的材料中,电荷流能够诱导产生垂直于电流方向的纯自旋流,当其注入近邻的磁性层时,会对其磁矩产生自旋-轨道矩.自旋-轨道矩能够快速、高效地翻转磁矩,为开发高性能的自旋电子器件提供了一种极佳的磁矩操控方式....; 关键词：二维材料自旋轨-道耦合自旋-轨道矩电流驱动磁矩翻转

声场中球形空化云中气泡的耦合谐振被引量：4: 《物理学报》2019年第13期165-172,共8页张鹏利林书玉朱华泽张涛; 国家自然科学基金(批准号:50875132,60573172);陕西省科技厅工业攻关项目(批准号:2015GY182,2016GY-041)资助的课题~~; 本文从泡群中气泡动力学方程出发,对泡壁运动方程进行线性约化,得到球状泡群中气泡谐振频率的表达式,并给出了泡群中气泡谐振频率与单泡Minnaert频率的修正系数.讨论了泡群中气泡初始半径、气泡数量、气泡之间距离对谐振频率的影响.研...; 关键词：气泡谐振频率气泡数量距离

High power impulse magnetron sputtering and its applications: 《Plasma Science and Technology》2018年第6期52-68,共17页Yan YUAN Lizhen YANG Zhongwei LIU Qiang CHEN; supported by National Natural Science Foundation of China (Grant Nos.50875132,60573172);Beijing Municipal National Science Foundation (Grant Nos.4162024,KZ201510015014,KZ 04190116009/001,KM201510015009,KM201510015002);the Collaborative Innovation Center of Green Printing & Publishing Technology (No.20160113); High power impulse magnetron sputtering（HiPIMS） has attracted a great deal of attention because the sputtered material is highly ionized during the coating process,which has been demonstrated to be advantageous for ...; 关键词：HIPIMS basic knowledge applications review

Cryptanalysis and improvement of a digital image encryption method with chaotic map lattices被引量：2: 《Chinese Physics B》2013年第5期198-202,共5页王兴元刘林涛; Project supported by the National Natural Science Foundation of China (Grant Nos. 61173183, 60973152, and 60573172);the Doctoral Program Foundation of Institution of Higher Education of China (Grant No. 20070141014);the Program for Excellent Talents in Universities of Liaoning Province, China (Grant No. LR2012003);the Natural Science Foundation of Liaoning Province, China (Grant No. 20082165);the Fundamental Research Funds for the Central Universities of China (Grant No. DUT12JB06); A digital image encryption scheme using chaotic map lattices has been proposed recently. In this paper, two fatal flaws of the cryptosystem are pointed out. According to these two drawbacks, cryptanalysts could recove...; 关键词：CRYPTANALYSIS chosen plaintext attack image encryption chaotic map lattice

A novel image block cryptosystem based on a spatiotemporal chaotic system and a chaotic neural network被引量：1: 《Chinese Physics B》2013年第5期232-240,共9页王兴元鲍雪梅; Project supported by the National Natural Science Foundation of China (Grant Nos. 61173183, 60973152, and 60573172);the Doctoral Program Foundation of Institution of Higher Education of China (Grant No. 20070141014);the Program for Excellent Talents in Universities of Liaoning Province, China (Grant No. LR2012003);the Natural Science Foundation of Liaoning Province, China (Grant No. 20082165);the Fundamental Research Funds for the Central Universities of China (Grant No. DUT12JB06); In this paper, we propose a novel block cryptographic scheme based on a spatiotemporal chaotic system and a chaotic neural network （CNN）. The employed CNN comprises a 4-neuron layer called a chaotic neuron layer （...; 关键词：image encryption block cryptosystem chaotic neural network coupled map lattice

Backstepping-based lag synchronization of a complex permanent magnet synchronous motor system: 《Chinese Physics B》2013年第4期558-562,共5页王兴元张昊; Project supported by the National Natural Science Foundation of China (Grant Nos. 61173183, 60973152, and 60573172);the Superior University Doctor Subject Special Scientific Research Foundation of China (Grant No. 20070141014);the Program for Liaoning Excellent Talents in University (GrantNo. LR2012003);the National Natural Science Foundation of China (Grant No. 20082165);the Fundamental Research Funds for the Central Universities of China (Grant No. DUT12JB06); Through introducing the concept of complex current and resetting cross-coupling term, this paper proposes a novel complex permanent magnet synchronous motor system and analyzes its properties. Based on a complex perma...; 关键词：complex permanent magnet synchronous motor system time delay lag synchronization backstepping method

An effective fractal image compression algorithm based on plane fitting被引量：2: 《Chinese Physics B》2012年第9期149-155,共7页王兴元国兴张丹丹; Project supported by the National Natural Science Foundation of China (Grant Nos. 61173183, 60973152, and 60573172);the Special Scientific Research Fund for the Doctoral Program of Higher Education of China (Grant No. 20070141014);the Natural Science Foundation of Liaoning Province, China (Grant No. 20082165); A new method using plane fitting to decide whether a domain block is similar enough to a given range block is proposed in this paper. First, three coefficients are computed for describing each range and domain block. ...; 关键词：fractal image compression plane fitting peak signal to noise ratio gray image

Variations in epidemic distribution with some characteristic parameters: 《Chinese Physics B》2012年第7期611-616,共6页刘真真王兴元王茂基; Project supported by the National Natural Science Foundation of China (Grant Nos. 61173183, 60973152, and 60573172);the Specialized Research Fund for the Doctoral Program of Higher Education of China (Grant No. 20070141014);the Natural Science Foundation of Liaoning Province, China (Grant No. 20082165); Considering the spread of an epidemic among a population of mobile agents that can get infected and maintain the infection for a period, we investigate the variation in the homogeneity of the distribution of the epide...; 关键词：random walk epidemic spread HOMOGENEITY cluster size

Cryptanalysis on an image block encryption algorithm based on spatiotemporal chaos被引量：2: 《Chinese Physics B》2012年第6期77-83,共7页王兴元何国祥; Project supported by the National Natural Science Foundation of China (Grant Nos. 61173183,60973152,and 60573172);the Doctoral Program Foundation of Institution of Higher Education of China (Grant No. 20070141014);the Natural Science Foundation of Liaoning Province,China (Grant No. 20082165); An image block encryption scheme based on spatiotemporal chaos has been proposed recently. In this paper, we analyse the security weakness of the proposal. The main problem of the original scheme is that the generated...; 关键词：ENCRYPTION spatiotemporal chaos chosen plaintext attack equivalent keys

Cryptanalysis of an ergodic chaotic encryption algorithm被引量：1: 《Chinese Physics B》2012年第4期159-165,共7页王兴元谢旖欣秦学; supported by the National Natural Science Foundation of China (Grant Nos. 61173183, 60573172, and 60973152);the Doctoral Program Foundation of Institution of Higher Education of China (Grant No. 20070141014);the Natural Science Foundation of Liaoning Province, China (Grant No. 20082165); In this paper, we present the results for the security and the possible attacks on a new symmetric key encryption algorithm based on the ergodicity property of a logistic map. After analysis, we use mathematical induc...; 关键词：CHAOS CRYPTANALYSIS ENCRYPTION block-cipher

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