We use optical pump-terahertz probe spectroscopy for exploring photoinduced ionization and plasma formation in atmospheric gases. Multiphoton versus strong-field photoionization processes are investigated using variable intensity, polarization and wavelength of the femtosecond optical pump pulses.
© 2006 Optical Society of America
Z. Mics, F. Kadlec, P. Kuzel, P. Jungwirth, S. E. Bradforth, and V. A. Apkarian, " Photoionization Mechanisms of Atmospheric Gases Probed by Terahertz Pulses," in 15th International Conference on Ultrafast Phenomena, OSA Technical Digest Series (CD) (Optical Society of America, 2006), paper TuG24.
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