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PSTM孔径光纤探针的FDTD数值模拟

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Indexed by: Journal Article

Date of Publication: 2004-12-15

Journal: 激光杂志

Included Journals: CSCD、ISTIC、PKU

Volume: 25

Issue: 6

Page Number: 49-50

ISSN: 0253-2743

Key Words: 近场光学;数值模拟;时域有限差分法;分辨率;灵敏度

Abstract: 用二维时域有限差分法,讨论了光子扫描隧道显微镜(PSTM)中入射波的入射角、样品探针间距以及镀金膜孔径光纤的结构参数如膜厚,孔径宽度对成像的分辨率及灵敏度的影响;研究了镀不同金属膜的孔径光纤的分辨率与灵敏度,并与无镀膜有孔径光纤进行比较.

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