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(50831002)

国家自然科学基金(50831002): 作品数：13被引量：9H指数：2; 导出分析报告; 相关作者：蔡建旺许涌包瑾姜勇徐晓光更多>>; 相关机构：北京科技大学中国科学院更多>>; 相关期刊：《Science China(Physics,Mechanics & Astronomy)》《Journal of Rare Earths》《Chinese Physics B》《物理学报》更多>>; 相关主题：MAGNETICMICROSTRUCTUREMGODOPINGMAGNETIC_PROPERTIES更多>>; 相关领域：理学一般工业技术电子电信金属学及工艺更多>>

The effects of Zn vacancies on ferromagnetism in Cu-doped ZnO films controlled by oxygen pressure and Li doping被引量：1: 《Chinese Physics B》2013年第6期553-556,共4页冉从军杨海龄王延恺 Hassan Farooq M 周丽宫徐晓光姜勇; supported by the National Basic Research Program of China (Grant No. 2012CB932702);the National High Technology Research and Development Program of China (Grant No. 2013AA031601);the National Natural Science Foundation of China (Grant Nos. 50831002,51071022,11174031,and 51271020);PCSIRT,Beijing Nova Program (Grant No. 2011031);the Fundamental Research Funds for the Central Universities; Zn0.99Cu0.01O films were studied experimentally and theoretically. The films were prepared by pulsed-laser deposition on Pt（111）/Ti/SiO2/Si substrates under various oxygen pressures to investigate the growth-depende...; 关键词：dilute magnetic semiconductor Cu-doped ZnO pulsed laser deposition FIRST-PRINCIPLES

Strong perpendicular magnetic anisotropy in Co_2FeAl_(0.5)Si_(0.5) film sandwiched by MgO layers: 《Chinese Physics B》2013年第5期488-491,共4页王圣李晓其白丽娟徐晓光苗君姜勇; Project supported by the National Natural Science Foundation of China (Grant Nos. 50831002, 51271020, 50971025, 51071022, and 11174031);the National Basic Research Program of China (Grant No. 2012CB932702);PCSIRT, Beijing Nova Program, China (Grant No. 2011031);the Beijing Municipal Natural Science Foundation, China (Grant No. 2102032);the Fundamental Research Funds for the Central Universities, China; Co2FeA10.5Si0.5 （CFAS）-based multilayers sandwiched by MgO layers have been deposited and annealed at different temperatures. Perpendicular magnetic anisotropy （PMA） with the magnetic anisotropy energy density Ku ...; 关键词：half-metallic ferromagnets MgO layers perpendicular magnetic anisotropy

Current-induced domain wall motion in magnetic nanowires with different dimensions: 《Science China(Physics,Mechanics & Astronomy)》2012年第11期2030-2032,共3页WU Yong XU XiaoGuang ZHANG DeLin LI XiaoQi YANG HaiLing MIAO Jun JIANG Yong; supported by the National Natural Science Foundation of China (Grant Nos. 50831002,50971025,51071022 and 11174031);the Program for Changjiang Scholars and Innovative Research Team in University (Grant No. 2011031);Beijing Municipal Natural Science Foundation (Grant No. 2102032);the Fundamental Research Funds for Central Universities; The current-driven domain wall motion was investigated on permalloy nanowires with different dimensions by micromagnetic simulations.The critical current density increased with the reduction in both the width and thic...; 关键词：spin-transfer torque hard-axis anisotropy Walker breakdown field

Magnetic properties of a Pt/Co_2 FeAl/MgO structure with perpendicular magnetic anisotropy被引量：1: 《Chinese Physics B》2012年第10期446-450,共5页李晓其徐晓光王圣吴勇张德林苗军姜勇; Project supported by the National Natural Science Foundation of China (Grant Nos. 50831002,50971025,51071022,and11174031);the National Basic Research Program of China (Grant No. 2012CB932702);the Program for Changjiang Scholars and Innovative Research Team in University (PCSIRT);the Beijing Nova Program (Grant No. 2011031);the Beijing Municipal Natural Science Foundation,China (Grant No. 2102032);the Fundamental Research Funds for the Central Universities; Microstructures and magnetic properties of Ta/Pt/Co 2 FeAl（CFA）/MgO multilayers are studied to understand perpendicular magnetic anisotropy（PMA） of half-metallic full-Heusler alloy films.PMA is realized in a 2.5-n...; 关键词：HALF-METALLIC perpendicular magnetic anisotropy

A first-principles study of the magnetic properties in boron-doped ZnO: 《Chinese Physics B》2012年第4期532-536,共5页徐晓光杨海龄吴勇张德林姜勇; supported by the National Natural Science Foundation of China (Grant Nos. 50831002, 50971025, 51071022, and 11174031);Beijing Nova Program, China (Grant No. 2011031);Beijing Natural Science Foundation, China (Grant No. 2102032);the National Basic Research Program of China (Grant No. 2012CB932702); First-principles calculations based on density functional theory are performed to study the origin of ferromagnetism in boron-doped ZnO. It is found that boron atoms tend to reside at Zn sites. The induced Zn vacancy ...; 关键词：diluted magnetic semiconductors ZilO DOPING

几种元素的界面插层对Ta/NiFe/Ta的各向异性磁电阻效应的影响被引量：2: 《物理学报》2011年第11期618-624,共7页许涌蔡建旺; 国家自然科学基金(批准号:10874216,50831002)资助的课题~~; 文章中,通过磁控溅射制备了界面处插入4d,5d元素薄层(包括Ru,Pd,Ag和Au)的Ta/NiFe/Ta多层膜,并对它们的磁输运和磁性以及微结构进行了测试和表征.结果显示,Pd和Pt一样界面效应显著,能有效地提高NiFe薄膜退火前后的AMR比值,并抑制磁性死...; 关键词：各向异性磁电阻界面效应原子扩散

Study on NiO/Fe interface with X-ray photoelectron spectroscopy: 《International Journal of Minerals,Metallurgy and Materials》2010年第6期777-781,共5页Chun Feng Jing-yan Zhang Jiao Teng Fu-ming Wang; supported by the National Natural Science Foundation of China (Nos.50871014, 50831002, 50971021, and 50901007);the Funding Project for Academic Human Resources Development in Institutions of Higher Learning under the Jurisdiction of Beijing Municipality (No.PHR201007122); Different monolayers （ML） of Fe atoms were deposited on NiO （001） substrates or NiO underlayers using molecular beam epitaxy （MBE）, pulse laser deposition （PLD）, and magnetron sputtering （MS）. The magnetic p...; 关键词：interracial reaction magnetic films X-ray photoelectron spectroscopy magnetic properties MICROSTRUCTURE

Discrepancy of the magnetic behaviors and crystalline structure on the Co/FeMn and FeMn/Co interfaces with ultrathin Pt spacer被引量：1: 《Rare Metals》2010年第5期473-479,共7页LIU Yang,FU Yanqiang,JIN Chuan,and FENG Chun Department of Materials Physics and Chemistry,University of Science and Technology Beijing,Beijing 100083,China; supported by the National Natural Science Foundation of China(Nos.50871014,50831002,50971021,50901007,and 2102014);the Funding Project for Academic Human Resources Development in Institutions of Higher Learning under the Jurisdiction of Beijing Municipality(No.PHR201007122);the New Teachers Foundation of the Ministry of Education of China(No.200800081030); The exchange coupling at the ferromagnetic/antiferromagnetic （FM/AFM） interface is influenced by both the magnetic structure and the crystalline micro-structure. Co/FeMn/Co thin films with 0.4 nm Pt spacer layer ins...; 关键词：INTERFACES exchange coupling exchange bias SPACER stress anisotropy lattice match

Sb_2Te_3纳米结构的制备与表征被引量：1: 《物理学报》2010年第10期7232-7238,共7页张帆朱航天骆军梁敬魁饶光辉刘泉林; 国家重点基础研究发展计划(批准号:2007CB925003);国家自然科学基金重点项目(批准号:50831002);教育部科学技术研究重大项目(批准号:309006)资助的课题~~; 以室温热电性能优异的传统热电材料Sb2Te3为研究对象,利用化学气相沉积法制备Sb2Te3单晶纳米结构,并研究其生长机理.实验结果表明,不加催化剂时Sb2Te3易生长成六方纳米盘,在金催化剂条件下定向生长成纳米线.Sb2Te3的形貌与其晶体结构和...; 关键词：热电材料 Sb2Te3 纳米结构化学气相沉积

Pt插层对Co/FeMn界面的影响: 《物理学报》2009年第11期7977-7982,共6页付艳强刘洋金川于广华; 国家自然科学基金(批准号:50831002;50871014;50671008)资助的课题~~; 采用磁控溅射的方法制备了Co/FeMn/Co多层膜,研究了Co(底部)/FeMn和FeMn/Co(顶部)界面插入Pt层后磁矩的变化情况.通过测量磁滞回线可知,Co(底部)/FeMn界面的Pt插层改变了体系的饱和磁化强度Ms,随着Co层厚度(tCo)的增加Ms不断趋近于Co块...; 关键词：磁性多层膜垂直磁各向异性交换耦合

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