Title :
Photonic crystal enhanced photoacoustic detection
Author :
Yunfei Zhao ; Kaiyang Liu ; McClelland, John F. ; Meng Lu
Author_Institution :
Dept. of Electr. & Comput. Eng., Iowa State Univ., Ames, IA, USA
Abstract :
A photonic crystal sensor has been demonstrated to enhance photoacoustic signal from light absorbing molecules. The developed system was applied to detect an absorbing dye and gold nanoparticles and exhibited signal enhancement over 40 times.
Keywords :
dyes; gold; nanoparticles; optical sensors; photoacoustic spectroscopy; photonic crystals; Au; dye; gold nanoparticles; light absorbing molecules; photoacoustic detection; photonic crystal sensor; signal enhancement; Absorption; Biomedical optical imaging; Laser beams; Laser modes; Laser tuning; Photonic crystals; Substrates;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
