共搜索到25723条信息，每页显示10条信息，共2573页。用时：0小时0分0秒330毫秒
Size and shape effects on Curie temperature of ferromagnetic nanoparticles CAO Ling-fei(曹玲飞)1, XIE Dan(谢 丹)2, GUO Ming-xing(郭明星)3, H.S. Park1, T. Fujita1 1. School of Engineering, University...; Abstract: A simplified model was developed to describe the Curie temperature suppression of ferromagnetic nanoparticles. Based......
ANOMALOUS EFFECT OF PRESSURE ON THE CURIE TEMPERATURE IN MECHANICALLY ALLOYED Fe-Ni INVAR F. Ono1,X.H. Wei2 (1.Department of Physics, Okayama University, 3-1-1 Tsushima-Naka,Okayama 700-8530, Japan... up to 7.5GPa. The rate of decrease in the Curie temperature for 700℃ annealed specimen was larger than that annealed at 1000℃. This result can be explained by considering the fact that the width......
Influence of Non-Magnetic Substitutional Atoms on Spontaneous Moment and Curie Temperature of Ce2Co17 Compounds 刘正义1,胡社军2 (1.Mechano-Electronic Engineering Department, South China University... temperature, spontaneous magnetization and moment per Co atom compared with Ga and Al. Key words:rare earths; Ce2Co17 compounds; Curie temperature; spontaneous magnetization; [全文内容正在添加中] ......
Curie Temperature of Amorphous Fe-Si-B and Fe-W-Si-B Alloys王玲玲,赵立华,胡望宇,吴力军,张邦维摘 要:ＣｕｒｉｅＴｅｍｐｅｒａｔｕｒｅｏｆＡｍｏｒｐｈｏｕｓＦｅＳｉＢａｎｄＦｅＷＳｉＢＡｌｏｙｓＷａｎｇＬｉｎｇｌｉｎｇ,ＺｈａｏＬｉｈｕａ,ＨｕＷａｎｇｙｕ(王玲玲)(赵立华)(胡望宇))ＤｅｐａｒｔｍｅｎｔｏｆＰｈｙｓｉｃｓ,ＨｕｎａｎＵｎ...关键词:......
......
=0,0.01,0.02,0.03,原子分数)化合物的结构和磁热效应(MCE)进行了研究.XRD分析结果表明:MnFeP0.63Ge0.12Si0.25Bx(x=0,0.01,0.02,0.03)的主相均为Fe2P型六角结构,空间群为P62m.随着B含量的增加晶格常数a增大c减小,晶胞体积基本保持不变.磁性测量表明:随着B含量由0增加到0.03时,Curie温度(TC)从300 K升到347 K,热滞分别为20,17,11和6 K.0-1.5 T外磁场下最大磁熵变△SM分别为14.83,11.41,11.26和11.8 J/(kg·K).关键词:磁热效应； 热滞； Curie温度； 相变......
Relating atomic local structures and Curie temperature of NdFeB permanent magnets:an X-ray absorption spectroscopic studyMu-Nan Yang1,Hang Wang1,Yong-Feng Hu2,Liu-Yi-Mei Yang2,Aimee Maclennan2,Bin... between atomic local structures and Curie temperature of NdFeB permanent magnets was investigated semi-quantitatively using synchrotron radiation technique. Fe K-edge X-ray absorption spectroscopy(XAS......
Tunable Curie temperature and magnetocaloric effect of FeCrMoCBYNi bulk metallic glass with different crystallized phasesYuanbin Lv,Qingjun Chen,Youlin HuangSchool of Materials Science and Engineering, Nanchang Hangkong University摘 要:The investigation on Curie temperature and magnetocaloric effect of the FeCrMoCBYNi bulk metallic glass(BMG......
Tunable Curie temperature and magnetocaloric effect of FeCrMoCBYNi bulk metallic glass with different crystallized phasesYuanbin Lv,Qingjun Chen,Youlin HuangSchool of Materials Science and Engineering, Nanchang Hangkong University摘 要:The investigation on Curie temperature and magnetocaloric effect of the FeCrMoCBYNi bulk metallic glass(BMG......
and increasing temperature from 1.5K to 293K. Key words:magnetocrystalline anisotropy; Curie temperature; spontaneous magnetization; [全文内容正在添加中] ... that all compounds studied are almost single phase and crystallize in the ThMn12-type of structure. The lattice parameters a, c and unit cell volume V increase monotonously with increasing Ti content. Curie......
