A two-dimensional nanopatterned thin metallic transparent conductor with high transparency from the ultraviolet to the infrared

被引:24
作者
Du, Qing Guo [1 ,2 ]
Sathiyamoorthy, Krishnan [1 ]
Zhang, Li Ping [2 ]
Demir, Hilmi Volkan [1 ,3 ,4 ]
Kam, Chan Hin [1 ]
Sun, Xiao Wei [1 ]
机构
[1] Nanyang Technol Univ, LUMINOUS, Ctr Excellence Semicond Lighting & Displays, Sch Elect & Elect Engn, Singapore 639798, Singapore
[2] Inst High Performance Comp, Singapore 138632, Singapore
[3] Bilkent Univ, Dept Elect & Elect Engn, Dept Phys, TR-06800 Ankara, Turkey
[4] Bilkent Univ, UNAM Natl Nanotechnol Res Ctr, TR-06800 Ankara, Turkey
基金
新加坡国家研究基金会;
关键词
LIGHT TRANSMISSION; ELECTRODES; FILMS;
D O I
10.1063/1.4765341
中图分类号
O59 [应用物理学];
学科分类号
摘要
The optical properties of a two-dimensional nanohole patterned aluminum thin film in hexagonal lattice are studied. The transmission dip can be moved out from the visible range by manipulating the lattice constant. The resulting nanopatterned thin film is demonstrated to exhibit a high transparency in a wide wavelength range. The origins of the transmission dip and the transmission drop are explained. For constant resistance, thicker films with a larger filling ratio lead to better transmittance in the visible range. Angular response of the nanopatterned metallic film is also analyzed, and transmittances using several other metals are compared. (C) 2012 American Institute of Physics. [http://dx.doi.org/10.1063/1.4765341]
引用
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页数:4
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