Title :
Microfluidic SERS using a 3-dimensional porous monolith as a SERS-active solid phase in a microchannel
Author :
Liu, Jikun ; DeVoe, Don L. ; White, Ian M.
Author_Institution :
Dept. of Mech. Eng., Univ. of Maryland, College Park, MD, USA
Abstract :
To improve the sensitivity of microfluidic SERS, we constructed an in-situ photopolymerized monolith in a microchannel with embedded silver nanoclusters. Rhodamine-6G was detected easily after passing only 400 fmoles of analyte through the microchannel.
Keywords :
chemical sensors; microfluidics; optical polymers; surface enhanced Raman scattering; Ag; Rhodamine-6G; active solid phase; embedded nanocluster; in-situ photopolymerized monolith; microfluidic SERS; three dimensional porous monolith; Biomedical engineering; Mechanical engineering; Microchannel; Microfluidics; Phase detection; Raman scattering; Scanning electron microscopy; Silver; Solids; Surface morphology;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
