- Y. Arasaki, K. Takatsuka, K. Wang, and V. McKoy,
"Femtosecond energy- and angle-resolved photoelectron spectra,"
Chem. Phys. Lett.
**302**, 363-374 (1999). - K. Takatsuka, Y. Arasaki, K. Wang, and V. McKoy,
"Probing wavepacket dynamics with femtosecond energy- and
angle-resolved photoelectron spectroscopy,"
Faraday Discuss. (Introductory Lecture)
**115**, 1-15 (2000). - Y. Arasaki, K. Takatsuka, K. Wang, and V. McKoy,
"Probing wavepacket dynamics with femtosecond energy- and
angle-resolved photoelectron spectroscopy,"
J. Electron Spectrosc. Relat. Phenom.
**108**, 89-98 (2000). - Y. Arasaki, K. Takatsuka, K. Wang, and V. McKoy,
"Energy- and angle-resolved pump-probe femtosecond photoelectron
spectroscopy: Molecular rotation,"
J. Chem. Phys.
**114**, 7941-7950 (2001). - H. Ushiyama, Y. Arasaki, and K. Takatsuka,
"Efficient calculations of classical trajectories and stability
matrices for semiclassical theory with locally analytic integrator.
The Hulme method revisited,"
Chem. Phys. Lett.
**346**, 169-176 (2001). [My contribution is in the early investigation and implementation of the locally analytic integrator technique.] - Y. Arasaki, K. Takatsuka, K. Wang, and V. McKoy,
"Studies of electron transfer in NaI with pump-probe femtosecond
photoelectron spectroscopy,"
J. Chem. Phys.
**119**, 7913-7923 (2003). - Y. Arasaki, K. Yamazaki, M. T. do N. Varella, and K. Takatsuka,
"Real-time observation of ground state proton transfer: a model study,"
Chem. Phys.
**311**, 255-268 (2005). - M. T. do N. Varella, Y. Arasaki, H. Ushiyama, V. McKoy, and K. Takatsuka,
"Time-resolved photoelectron spectroscopy of proton transfer in the ground state of chloromalonaldehyde: Wave-packet dynamics on effective potential surfaces of reduced dimensionality,"
J. Chem. Phys.
**124**, 154302 (2006). - M. T. do N. Varella, Y. Arasaki, H. Ushiyama, K. Takatsuka, K. Wang,
and V. McKoy,
"Real-time observation of intramolecular proton transfer in the electronic ground state of chloromalonaldehyde: An ab initio study of time-resolved photoelectron spectra,""
J. Chem. Phys.
**126**, 054303 (2007). - Y. Arasaki and K. Takatsuka,
"Quantum wavepacket dynamics for time-resolved photoelectron
spectroscopy of the NO
_{2}conical intersection," Chem. Phys.**338**, 175-185 (2007). - Y. Arasaki, K. Takatsuka, K. Wang, and V. McKoy,
"Time-resolved photoelectron spectroscopy of wavepackets through
a conical intersection in NO
_{2}," J. Chem. Phys.**132**, 123072 (2010). - K. Takatsuka, T. Yonehara, K. Hanasaki, and Y. Arasaki,
*Chemical Theory Beyond the Born--Oppenheimer Paradigm*(World Scientific, Singapore, 2015). - Y. Mizuno, Y. Arasaki, and K. Takatsuka,
“Nonadiabatic dynamics in intense continuous wave laser fields
and real-time observation of the associated wavepacket bifurcation
in terms of spectrogram of induced photon emission,”
J. Chem. Phys.
**145**, 184305 (2016, 11 pages). - Y. Arasaki and K. Takatsuka,
“Time-resolved photoelectron signals from bifurcating electron
wavepackets propagated across conical intersection in path-branching
dynamics,”
Chem. Phys.
**493**, 42--48 (2017). - Y. Arasaki and K. Takatsuka,
“Chemical bonding and nonadiabatic electron wavepacket dynamics in
densely quasi-degenerate excited electronic state manifold of boron clusters”
J. Chem. Phys.
**150**, 114101 (2019, 18 pages). - K. Takatsuka and Y. Arasaki,
“Energy natural orbitals,”
J. Chem. Phys.
**154**, 094103 (2021, 14 pages). - K. Takatsuka and Y. Arasaki,
“An orbital picture extracted from correlated electronic wavefunctions
and application to forbidden reactions: 70 years of the frontier orbital theory,”
J. Chem. Phys.
**155**, 064104 (2021, 18 pages). - Y. Arasaki and K. Takatsuka,
“Nature of chemical bond and potential barrier in an
invariant energy-orbital picture,”
J. Chem. Phys.
**156**, 234102 (2022, 20 pages). - K. Takatsuka and Y. Arasaki,
“Real-time electronic energy current and quantum energy flux in molecules,”
J. Chem. Phys.
**157**, 244108 (2023, 11 pages). - Y. Arasaki and K. Takatsuka,
“Energy natural orbital characterization of nonadiabatic electron wavepackets
in the densely quasi-degenerate electronic state manifold,”
J. Chem. Phys.
**158**, 114102 (2023, 21 pages). - K. Takatsuka and Y. Arasaki,
“Electronic-state chaos, intramolecular electronic energy redistribution,
and chemical bonding in persisting multidimensional nonadiabatic systems,”
J. Chem. Phys.
**159**, 074110 (2023, 21 pages).