Plasmonic Gold Nanorods for Depth-Resolved Viscosity in Polarization-Sensitive OCT

Raghav Chhetri, Krystian Kozek, Aaron Johnston-Peck, Joseph Tracy, Amy Oldenburg
2011 Optics in the Life Sciences   unpublished
We demonstrate depth-resolved viscosity via polarized scattering from ensembles of tumbling plasmon-resonant gold nanorods (GNRs) monitored with polarization-sensitive OCT. This has potential for in vivo microrheology imaging of fluids such as mucus.
doi:10.1364/omp.2011.omb3 fatcat:uoghbb6mr5fx5kooqcygvzyvz4