Title :
Sensitivity and scattering in an integrated heterodyned laser biochemical sensor
Author :
Cohen, D.A. ; Skogen, E.J. ; Nolde, J. ; Coldren, L.A.
Author_Institution :
Dept. of Electr. & Comput. Eng., California Univ., Santa Barbara, CA, USA
Abstract :
We demonstrate a novel biochemical sensor based on monolithically integrated heterodyned sampled-grating DBR lasers. An untraditional waveguide design will allow detection of single 100 nm diameter macromolecules.
Keywords :
biosensors; distributed Bragg reflector lasers; heterodyne detection; integrated optoelectronics; light scattering; macromolecules; measurement by laser beam; semiconductor lasers; sensitivity; waveguide lasers; 100 nm; integrated heterodyned laser biochemical sensor; light scattering; macromolecule detection; monolithically integrated heterodyned sampled-grating DBR lasers; sensitivity; waveguide design; Biosensors; Frequency; Laser modes; Optical mixing; Optical scattering; Optical sensors; Optical waveguides; Semiconductor waveguides; Surface emitting lasers; Waveguide lasers;
Conference_Titel :
Semiconductor Laser Conference, 2002. IEEE 18th International
Print_ISBN :
0-7803-7598-X
DOI :
10.1109/ISLC.2002.1041103
