Detecting explosive molecules from nanoliter solution: A new paradigm of SERS sensing on hydrophilic photonic crystal biosilica
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- 作者：Xianming Konga ; Yuting Xia ; Paul Le Duffb ; Xinyuan Chonga ; Erwen Lia ; Fanghui Rena ; Gregory L. Rorrerb ; Alan X. Wanga ; wang@eecs.oregonstate.edu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Surface-enhanced Raman scattering ; Diatom biosilica ; Photonic crystal ; Hydrophilic surface ; Inkjet printing
- 刊名：Biosensors and Bioelectronics
- 出版年：2017
- 出版时间：15 February 2017
- 年：2017
- 卷：88
- 期：Complete
- 页码：63-70
- 全文大小：1544 K
文摘
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In-situ growth of Ag NPs on photonic crystal biosilica as SERS substrates.
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Continuous inkjet-printed droplets onto diatom to concentrate the analyte.
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Label-free detection of TNT at 10-10 M and 2.7×10-15 gram from only 120 nL sample.