1. Philippe Wernet1, Kelly Gaffney2, Alexander Föhlisch1 1Helmholtz-Zentrum Berlin, 2PULSE at SLAC
Fe(CO)5 1 + -
350 fs
Photoproducts 2
2.1 ps 3 Fe C O *
LCLS
Resonant Inelastic Soft X-ray Scattering
Zhang, Sun, Gaffney, JACS (2012).
Incident photon energy (eV)
Fe L-edge
N K-edge
Energy loss (eV)
t2g
Fecy 3+ 2+
BESSYII Fe C N
Enabling LCLS-II methods and instrumentation
C K-edge (280 eV) and N K-edge (400 eV
RIXS on liquids at LCLS-II
Flexible access, complementary at BESSYII/SSRL
Dedicated end station at LCLS-II
Ground state
Excited
state
Valence-
excited
Core-excited state Δt
Stimulated RIXS
Enhance RIXS cross section (<0.1% FY)
Beat x-ray beam damage (Auger electrons)
Selectively enhance chemical species
Few/sub-fs electron + proton transfer reactions
Optical trigger
X-ray hole
X-ray stimulate
Fe(CO)5 collaboration with the LJE end station at LCLS: Ph. Wernet, K. Kunnus, M. Beye, S. Grübel, R. Hartsock, F. Hennies, I. Josefsson, B. Kennedy, D. Nordlund, S. Schreck, E. Suljoti, C. Weniger, W. Quevedo, I. Rajkovic, B. Schlotter, M. Scholz, J. Turner, W. Zhang, F. de Groot, M. Odelius, K. Gaffney, S. Techert, A. Föhlisch