Magnetic critical behavior of the van der Waals Fe5GeTe2 crystal with near room temperature ferromagnetism
Li, Zhengxian1,2,3; Xia, Wei1,2,3; Su, Hao1,2,3; Yu, Zhenhai1; Fu, Yunpeng1; Chen, Leiming4; Wang, Xia1,5; Yu, Na1,5; Zou, Zhiqiang1,5; Guo, Yanfeng1
2020-09-18
发表期刊SCIENTIFIC REPORTS
ISSN2045-2322
卷号10期号:1
DOI10.1038/s41598-020-72203-3
摘要The van der Waals ferromagnet Fe5GeTe2 has a Curie temperature T-C of about 270 K, which is tunable through controlling the Fe deficiency content and can even reach above room temperature. To achieve insights into its ferromagnetic exchange that gives the high T-C, the critical behavior has been investigated by measuring the magnetization in Fe5GeTe2 crystal around the ferromagnetic ordering temperature. The analysis of the measured magnetization by using various techniques harmonically reached to a set of reliable critical exponents with T-C=273.7 K, beta = 0.3457 +/- 0.001, gamma = 1.40617 +/- 0.003, and delta = 5.021 +/- 0.001. By comparing these critical exponents with those predicted by various models, it seems that the magnetic properties of Fe5GeTe2 could be interpreted by a three-dimensional magnetic exchange with the exchange distance decaying as J(r) approximate to r(-4.916), close to that of a three-dimensional Heisenberg model with long-range magnetic coupling.
URL查看原文
收录类别SCI ; SCIE
语种英语
WOS研究方向Science & Technology - Other Topics
WOS类目Multidisciplinary Sciences
WOS记录号WOS:000573753400001
出版者NATURE RESEARCH
引用统计
文献类型期刊论文
条目标识符https://kms.shanghaitech.edu.cn/handle/2MSLDSTB/123549
专题物质科学与技术学院_硕士生
物质科学与技术学院_PI研究组_郭艳峰组
物质科学与技术学院_公共科研平台_分析测试平台
物质科学与技术学院_本科生
物质科学与技术学院_博士生
物质科学与技术学院_公共科研平台_拓扑物理实验室
通讯作者Chen, Leiming; Guo, Yanfeng
作者单位1.ShanghaiTech Univ, Sch Phys Sci & Technol, Shanghai 201210, Peoples R China;
2.Chinese Acad Sci, Shanghai Inst Opt & Fine Mech, Shanghai 201800, Peoples R China;
3.Univ Chinese Acad Sci, Beijing 100049, Peoples R China;
4.Zhengzhou Univ Aeronaut, Sch Mat Sci & Engn, Henan Key Lab Aeronaut Mat & Applicat Technol, Zhengzhou 450046, Henan, Peoples R China;
5.ShanghaiTech Univ, Analyt Instrumentat Ctr, Sch Phys Sci & Technol, Shanghai 201210, Peoples R China
第一作者单位物质科学与技术学院
通讯作者单位物质科学与技术学院
第一作者的第一单位物质科学与技术学院
推荐引用方式
GB/T 7714
Li, Zhengxian,Xia, Wei,Su, Hao,et al. Magnetic critical behavior of the van der Waals Fe5GeTe2 crystal with near room temperature ferromagnetism[J]. SCIENTIFIC REPORTS,2020,10(1).
APA Li, Zhengxian.,Xia, Wei.,Su, Hao.,Yu, Zhenhai.,Fu, Yunpeng.,...&Guo, Yanfeng.(2020).Magnetic critical behavior of the van der Waals Fe5GeTe2 crystal with near room temperature ferromagnetism.SCIENTIFIC REPORTS,10(1).
MLA Li, Zhengxian,et al."Magnetic critical behavior of the van der Waals Fe5GeTe2 crystal with near room temperature ferromagnetism".SCIENTIFIC REPORTS 10.1(2020).
条目包含的文件 下载所有文件
文件名称/大小 文献类型 版本类型 开放类型 使用许可
个性服务
查看访问统计
谷歌学术
谷歌学术中相似的文章
[Li, Zhengxian]的文章
[Xia, Wei]的文章
[Su, Hao]的文章
百度学术
百度学术中相似的文章
[Li, Zhengxian]的文章
[Xia, Wei]的文章
[Su, Hao]的文章
必应学术
必应学术中相似的文章
[Li, Zhengxian]的文章
[Xia, Wei]的文章
[Su, Hao]的文章
相关权益政策
暂无数据
收藏/分享
文件名: 10.1038@s41598-020-72203-3.pdf
格式: Adobe PDF
此文件暂不支持浏览
所有评论 (0)
暂无评论
 

除非特别说明,本系统中所有内容都受版权保护,并保留所有权利。