The saturation of the strongest two-photon band accessible with photon energies in the band gap of a one-dimensional π -electron conjugated molecular single crystal is observed with 200-fs pulses for optical intensities of the order of 2 GW/cm2.
© 1996 Optical Society of America
Original Manuscript: June 24, 1996
Published: November 1, 1996
William E. Torruellas, Brian L. Lawrence, Gregory Baker, and George I. Stegeman, "Two-photon saturation in the band gap of a molecular quantum wire," Opt. Lett. 21, 1777-1779 (1996)