Title :
Distributed feedback laser biosensor incorporating a titanium dioxide nanorod surface
Author :
Ge, Chun ; Lu, Meng ; Zhang, Wei ; Cunningham, Brian T.
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Illinois at Urbana-Champaign, Urbana, IL, USA
Abstract :
A 6.6× enhancement in surface sensitivity of DFB laser biosensors is demonstrated by a device incorporating a porous titanium dioxide nanorod layer on the sensor surface, while a Q-factor of over 25, 000 is maintained.
Keywords :
Biosensors; Distributed feedback devices; Laser feedback; Optical feedback; Optical films; Optical sensors; Optical surface waves; Surface emitting lasers; Titanium; Vertical cavity surface emitting lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
