114 research outputs found
Observation of mode locking and ultrashort optical pulses induced by antisotropic molecular liquids
Mode locking and ultrashort pulses have been produced in a giant-pulse ruby laser with heated nitrobenzene (T > 110°C) or -chloronaphthalene (T > 62°C) inside the optical resonator. 10^(–11)-sec pulses were observed with the two-photon fluorescence technique
Stable, Chirped, Ultrashort Pulses in Lasers Using the Optical Kerr Effect
A self‐consistent analysis of pulse propagation inside a laser cavity containing, in addition to an amplifying medium, some material displaying the optical Kerr effect, yields ultrashort pulses. These pulses become stable in the limit of high line‐center excess gain with the stabilization provided by an interplay between strong chirping in the Kerr medium and bandlimiting in the laser medium
Application of Classification-Tree Methods to Identify Nitrate Sources in Ground Water
Passive Q-switching and mode-locking for the generation of nanosecond to femtosecond pulses
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