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三碲化铬纳米颗粒中的法诺共振现象

郭进 王海 刘颖

首都师范大学学报(自然科学版)2025,Vol.46Issue(1):26-31,6.
首都师范大学学报(自然科学版)2025,Vol.46Issue(1):26-31,6.DOI:10.19789/j.1004-9398.2025.01.004

三碲化铬纳米颗粒中的法诺共振现象

Fano resonance phenomenon in chromic telluride nanoparticles

郭进 1王海 1刘颖2

作者信息

  • 1. 首都师范大学物理系,北京 100048
  • 2. 北京师范大学化学学院,北京 100088
  • 折叠

摘要

Abstract

Two dimensional magnetic materials have great potential for the application of spintron-ics and data storage,while antiferromagnetic materials are widely used in the field of optoelectronics.In this paper,the nanostructure of antiferromagnetic material CrTe3 was prepared by chemicalvapor de-position and characterized by X-ray and Raman spectroscopy.At the most suitable temperature of 910℃,the samples with high density and uniform particles were deposited.Fano resonance phenom-enon was found by infrared reflection spectrum.In the nanostructure of CrTe3,the asymmetry linearity in the Fano resonance phenomenon is generated by the coupling between the discrete state with granula-tion and the continuous state on the flat surface.By testing samples with different morphologies and analyzing their Fano linearity,it is shown that the characteristic does not change with the change of morphology,indicating that the Fano resonance phenomenon is an intrinsic characteristic of CrTe3 nanostructures.

关键词

化学气相沉积/反铁磁材料/CrTe3/红外反射/法诺共振

Key words

Chemical vapor deposition/antiferromagnetic material/CrTe3/infrared reflection/Fano resonance

分类

数理科学

引用本文复制引用

郭进,王海,刘颖..三碲化铬纳米颗粒中的法诺共振现象[J].首都师范大学学报(自然科学版),2025,46(1):26-31,6.

首都师范大学学报(自然科学版)

1004-9398

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