A novel apparatus for femtosecond pump-probe near-field optical microscopy is described. Probe pulses in visible to near-infrared regions are generated by focusing laser pulses in microstructure fiber. Excited-state dynamics of porphyrin J-aggregates are presented.
© 2004 Optical Society of America
T. Nagahara, K. Imura, and H. Okamoto, "Pump-probe near-field optical microscopy of molecular aggregates using supercontinuum," in 14th International Conference on Ultrafast Phenomena, Technical Digest (CD) (Optical Society of America, 2004), paper ME12.
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