Title :
On-chip spectroscopy using compact silicon microring resonators integrated with microfluidic channels
Author :
Nitkowski, Arthur ; Lipson, Michal
Author_Institution :
Sch. of Appl. & Eng. Phys., Cornell Univ., Ithaca, NY
Abstract :
We demonstrate on-chip absorption spectroscopy using silicon microring resonators with integrated microfluidic channels. Using a 40 mum radius resonator with Q>15,000 we show absorption spectra of less than 90 nL volumes of water and methanol from 1460 nm-1560 nm.
Keywords :
elemental semiconductors; infrared spectra; infrared spectroscopy; integrated optoelectronics; lab-on-a-chip; micro-optomechanical devices; microfluidics; micromechanical resonators; optical resonators; refractive index; silicon; spectrometer accessories; Si; absorption spectra; broad spectral range; compact silicon microring resonators; integrated microfluidic channels; methanol; on-chip absorption spectroscopy; refractive index; size 40 mum; water; wavelength 1460 nm to 1560 nm; Absorption; Integrated optics; Microfluidics; Optical resonators; Optical ring resonators; Optical waveguides; Refractive index; Resonance; Silicon; Spectroscopy; (130.6010) Integrated Optics: Sensors; (300.1030) Spectroscopy: Absorption;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
