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Conferences > ACPC > 2015 > ASu3I > ASu3I.2

A Gold Nanoparticle Amplified Fiber Tapered Biosensor Based on Mesoporous Silica Based Nanospheres

Mingfei Ding, Yunyun Huang, and Bai-Ou Guan

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Abstract

We present a label-free and sensitivity-improved fiber tapered biosensor based on mesoporous Ag@SiO2 nanospheres, which is amplified by gold nanoparticle. And the special silica based nano-film improves DNA concentration sensitivity reaching to 1.388 nm/log M with good linearity.

© 2015 Optical Society of America

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