Interferometric characterization of ultrashort deep ultraviolet pulses using a multiphoton ionization mass spectrometer |
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Authors: | Zaitsu Shin-ichi Miyoshi Yuki Kira Fumiaki Yamaguchi Satoshi Uchimura Tomohiro Imasaka Tatoro |
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Institution: | Graduate School of Engineering, Kyushu University, Fukuoka, Japan. |
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Abstract: | The temporal characterization of a femtosecond laser pulse in the deep ultraviolet region using an interferometric autocorrelation scheme is demonstrated. Two-photon ionization of a molecule in a time-of-flight mass spectrometer was used as a nonlinear detector to obtain an autocorrelation trace. This setup proved useful in not only providing a temporal characterization of a pulse but also investigating the ultrafast dynamics of photochemical processes. |
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