Enhanced ionization of acetylene in intense laser pulses is due to energy upshift and field coupling of multiple orbitals
- Erattupuzha, S.
- Covington, C. L.
- Russakoff, A.
- Lötstedt, E.
- Larimian, S.
- Hanus, V.
- Schöffler, M.
- Bubin, S.
- Koch, M.
- Gräfe, S.
- Baltuska, A.
- Xie, X.
- Yamanouchi, K.
- Varga, K.
- Kitzler, M.
DOIAbstract
Synopsis We describe a new enhanced ionization mechanism for polyatomic molecules. It works via a significant energy up-shift of valence orbitals for stretched bonds and a strong concomitant increase in the coupling between multiple molecular orbitals
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