Analysis on band gaps of MCM-41 type of materials

被引:0
|
作者
Han, PD [1 ]
Liang, J
Xu, BS
Liu, XG
Peng, LM
机构
[1] Taiyuan Univ Technol, Coll Mat Sci & Engn, Taiyuan 030024, Peoples R China
[2] Peking Univ, Dept Elect, Beijing 100871, Peoples R China
[3] Chinese Acad Sci, Inst Phys, Beijing Lab Electron Microscopy, Beijing 100080, Peoples R China
关键词
mesoporous material; photonic crystal; photonic band-gap;
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The concept and analysis method of photonic crystals and band gaps are introduced into one-dimensional (1D) ordered mesoporous materials. MCM-41 type of materials are treated theoretically as photonic crystals. The formation of band gaps is exhibited and confirmed by a calculation of transfer matrix technique. PBG was found around 9-42 nm in soft X-ray region. The photonic band-gap was predicted to be dependent on incident direction, pore size and lattice constant. The mesoporous materials with different pore sizes and different lattice constants have different band-gap widths.
引用
收藏
页码:108 / 110
页数:3
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