二维α-In2Se3的物理性质及其应用  

The Physical Properties and Application of Two-dimensionalα-In2Se3

作　　者：陈诚 王鑫豪 侯鹏飞 王金斌 CHEN Cheng;WANG Xin-hao;HOU Peng-fei;WANG Jin-bin(School of Materials Science and Engineering,Xiangtan University,Key Laboratory of Low-dimensional Materials and Application Technology,Ministry of Education, Xiangtan 411105;Science and Technology on Reliability Physics and Application Technology of Electronic Component Laboratory,Guangzhou 510610 China)

机构地区：[1]湘潭大学材料科学与工程学院,低维材料及其应用技术教育部重点实验室,湖南湘潭411105 [2]可靠性物理科学技术与电子元器件应用技术实验室,广东广州510610

出　　处：《湘潭大学学报（自然科学版）》2020年第4期29-47,共19页Journal of Xiangtan University(Natural Science Edition)

基　　金：湖南省自然科学青年基金项目(2019JJ50582);电子元器件可靠性物理及其应用技术重点实验室开放基金项目(ZHD201803)。

摘　　要：二维(2D)材料是一类具有原子级别厚度的层状材料,其物理性质包括了绝缘、超导、金属、光电、压电、铁电和磁性等.α-In2Se3是一种特殊的2D材料,因其面内-面外耦合室温铁电性的发现掀起了科研人员对它的新一轮研究热潮.α-In2Se3作为铁电体本身具有压电性和铁电性,另外,α-In2Se3还具有良好的光电响应,故2Dα-In2Se3在微型压电马达、非易失性铁电存储器、光电探测器等领域有丰富的应用价值.该文首先回顾了2Dα-In2Se3材料物理性质研究的相关背景,并针对α-In2Se3在技术应用上较为重要的光电性、压电性以及铁电性做了详细介绍,最后总结了2Dα-In2Se3的研究和应用进展.Two-dimensional materials are a class of layered materials with atomic thickness.Their physical properties include insulation,superconductivity,metal,photoelectricity,piezoelectric,ferroelectric and magnetic properties.α-In2Se3 is a special 2D material.The discovery of its in-plane and out-of-plane coupling room temperature ferroelectricity has triggered a new research upsurge for researchers.As a ferroelectric material,α-In2Se3 has piezoelectric and ferroelectric properties.In addition,α-In2Se3 also has good photoelectric response.Therefore,2Dα-In2Se3 is used in micro piezoelectric motors,non-volatile ferroelectric memory,photodetectors,etc.It has rich application value in fields such as devices.This article first of all reviews the relevant background of the study of the physical properties of 2Dα-In2Se3 materials,and gives a detailed introduction to the optical,piezoelectric and ferroelectric properties ofα-In2Se3,which are more important in technical applications.Finally summarizes the 2Dα-In2Se3 research and application progress.

关 键 词：α-硒化铟 光电 压电 铁电 

分 类 号：TM221[一般工业技术—材料科学与工程]