DC Field | Value | Language |
---|---|---|
dc.contributor.author | Lee, Shin-Young | ko |
dc.contributor.author | Eom, Seok-Chan | ko |
dc.contributor.author | Chang, Jee-Soo | ko |
dc.contributor.author | Huh, Chul | ko |
dc.contributor.author | Sung, Gun-Yong | ko |
dc.contributor.author | Shin, Jung-Hoon | ko |
dc.date.accessioned | 2013-03-11T12:38:16Z | - |
dc.date.available | 2013-03-11T12:38:16Z | - |
dc.date.created | 2012-02-06 | - |
dc.date.created | 2012-02-06 | - |
dc.date.created | 2012-02-06 | - |
dc.date.created | 2012-02-06 | - |
dc.date.issued | 2010-09 | - |
dc.identifier.citation | OPTICS EXPRESS, v.18, no.20, pp.20638 - 20644 | - |
dc.identifier.issn | 1094-4087 | - |
dc.identifier.uri | http://hdl.handle.net/10203/99335 | - |
dc.description.abstract | We demonstrate label-free optical biosensing using a horizontal air-slotted silicon-rich silicon nitride (SiNx) microdisk resonator. Due to the strong confinement of light in the air-slot, a large resonance shift of 6.2 nm is observed upon reaction of the biotin-functionalized disk with a streptavidin solution with concentration of 2.5 mu g/ml. Assuming a linear relationship between resonance shift and streptavidin concentration, we estimate the sensitivity to be 2.5 +/- 0.2 nm/(mu g/ml). Comparing this value with surface sensitivity of 5.7 nm/ nm calculated using FDTD simulations, a detection limit of 30 +/- 2 ng/ml, is extrapolated. (C) 2010 Optical Society of America | - |
dc.language | English | - |
dc.publisher | OPTICAL SOC AMER | - |
dc.title | Label-free optical biosensing using a horizontal air-slot SiNx microdisk resonator | - |
dc.type | Article | - |
dc.identifier.wosid | 000283679200010 | - |
dc.type.rims | ART | - |
dc.citation.volume | 18 | - |
dc.citation.issue | 20 | - |
dc.citation.beginningpage | 20638 | - |
dc.citation.endingpage | 20644 | - |
dc.citation.publicationname | OPTICS EXPRESS | - |
dc.identifier.doi | 10.1364/OE.18.020638 | - |
dc.contributor.localauthor | Shin, Jung-Hoon | - |
dc.contributor.nonIdAuthor | Huh, Chul | - |
dc.contributor.nonIdAuthor | Sung, Gun-Yong | - |
dc.description.isOpenAccess | Y | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordPlus | SILICON-NITRIDE MICRODISK | - |
dc.subject.keywordPlus | WAVE-GUIDE | - |
dc.subject.keywordPlus | ON-CHIP | - |
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