[CThA2G] Attosecond Science and Technology I

[CThA2G-02] Attosecond electronic dynamics of core-excited N₂O molecules probed by transient soft X-ray spectroscopy

Saito Nariyuki¹, Nicolas Douguet², Nobuhisa Ishii³, Teruto Kanai¹, Yi Wu⁴, Andrew Chew⁴, Seunghwoi Han⁵, Barry I. Schneider⁶, Jeppe Olsen⁷, Luca Argenti⁴, Zenghu Chang⁴, *Jiro Itatani¹ (1. Univ. of Tokyo (Japan), 2. Kennesaw State Univ. (United States of America), 3. National Inst. for Quantum and Radiological Sci. and Tech. (Japan), 4. Univ. of Central Florida (United States of America), 5. Chonnam National Univ. (Korea), 6. National Inst. of Standards and Tech. (United States of America), 7. Aarhus Univ. (Denmark))

[Presentation Style] Onsite

Half-cycle oscillation is observed in transient absorption spectra of N₂O molecules at Nitrogen K edge (400 eV) irradiated by intense IR pulses. The oscillation is attributed to tunneling ionization of core-excited states by TDSE-based simulation.