Title:
Mass-Sensitive Biochemical Microsensors

dc.contributor.author Brand, Oliver
dc.contributor.corporatename Georgia Institute of Technology. Microelectronics Research Center
dc.contributor.corporatename Georgia Institute of Technology. School of Electrical and Computer Engineering
dc.date.accessioned 2008-12-17T21:26:59Z
dc.date.available 2008-12-17T21:26:59Z
dc.date.issued 2008-10-10
dc.description Presented on October 10, 2008 from 11am-2pm at the Microelectronics Research Center building on the Georgia Tech campus en
dc.description This talk was part of the fall 2008 meeting of the NANOFANS Forum: Bridging Biology and Nanotechnology
dc.description Runtime: 31:08 minutes
dc.description.abstract A resonant microsensor platform based on disk-type microstructures vibrating in an in-plane resonance mode for chemical and biochemical sensing applications in gas and liquid environments is presented. Based on measured short-term frequency stabilities of 1.1 10^-8 in air and 2.3 10^-6 in water, mass detection limits in the low femtogram and sub-picogram, respectively, are achieved. In a biosensing application, biomolecules are immobilized on the resonator surface. Upon selective binding of analyte molecules (e.g. via antibody-antigen binding), the mass of the resonator is increased, resulting in a measurable decrease of its resonance frequency. The feasibility of liquid-phase biosensing using the disk resonators is demonstrated experimentally by detecting anti-beta-galactosidase antibody using covalently immobilized beta-galactosidase enzyme. en
dc.format.extent 31:08 minutes
dc.identifier.uri http://hdl.handle.net/1853/26206
dc.language.iso en_US en
dc.publisher Georgia Institute of Technology en
dc.relation.ispartofseries NanoFANS Forum
dc.subject Sensors en
dc.subject MEMS en
dc.subject Biochemical microsensors en
dc.title Mass-Sensitive Biochemical Microsensors en
dc.type Moving Image
dc.type.genre Lecture
dspace.entity.type Publication
local.contributor.author Brand, Oliver
local.contributor.corporatename Institute for Electronics and Nanotechnology (IEN)
local.relation.ispartofseries NanoFANS Forum
relation.isAuthorOfPublication 4c1c5d47-fca8-482d-87f5-992c88bd5631
relation.isOrgUnitOfPublication 5d316582-08fe-42e1-82e3-9f3b79dd6dae
relation.isSeriesOfPublication 305b1e69-4bca-401d-9f07-8343ad74d343
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