EPJ Web of Conferences (Jan 2019)

Decomposing electronic and lattice contributions in optical pump-X-ray probe transient inner-shell absorption spectroscopy of CuO

  • Mahl Johannes,
  • Neppl Stefan,
  • Roth Friedrich,
  • Saladrigas Catherine,
  • Bluhm Hendrik,
  • Guo Jinghua,
  • Yang Wanli,
  • Nils Huse,
  • Eberhardt Wolfgang,
  • Gessner Oliver

DOI
https://doi.org/10.1051/epjconf/201920504015
Journal volume & issue
Vol. 205
p. 04015

Abstract

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Electronic and lattice contributions to transient X-ray absorption spectra of CuO are analyzed using picosecond time-resolved and temperature-dependent measurements. Super-bandgap excitation with 355 nm and 532 nm laser pulses leads to significantly different trends.