Optical switching of porous anodic aluminum oxide films embedded with silver nanoparticles

Ben Chao Lau, Chih Yi Liu, Hsing Ying Lin, Chen Han Huang, Cheng Wen Huang, Hsiang Chen Chui, Yonhua Tzeng

研究成果: Conference contribution

2 引文 斯高帕斯(Scopus)

摘要

Dielectric films embedded with two-dimensional (2-D) arrays of metal nanoparticles have been fabricated by electro deposition of silver into nanopores of anodic aluminum oxide (AAO) films. Their pore diameter and inter-pore spacing are 80 nm and 20 nm, respectively. With its photoconductivity, the specimen has a higher conductance when being illuminated by a 514 nm wavelength laser. This photoconductivity can be explained by improved electron transport due to plasmonic coupling among neighboring silver nanoparticles induced by light illumination. The 2-D photoconductivity is expected to enable applications which are not suitable for one-dimensional photoconductivity induced by plasmonic coupling of nanoparticles embedded in nanowires. The 2-D photoconductivity of metal-nanoparticle-embedded dielectric films are expected to facilitate optoelectronic integrated circuits in the future.

原文English
主出版物標題2010 10th IEEE Conference on Nanotechnology, NANO 2010
頁面281-284
頁數4
DOIs
出版狀態Published - 2010
事件2010 10th IEEE Conference on Nanotechnology, NANO 2010 - Ilsan, Gyeonggi-Do, Korea, Republic of
持續時間: 2010 8月 172010 8月 20

出版系列

名字2010 10th IEEE Conference on Nanotechnology, NANO 2010

Other

Other2010 10th IEEE Conference on Nanotechnology, NANO 2010
國家/地區Korea, Republic of
城市Ilsan, Gyeonggi-Do
期間10-08-1710-08-20

All Science Journal Classification (ASJC) codes

  • 原子與分子物理與光學

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