研究発表/Publications
原著論文/Refereed Articles, 著
書・総説/Books & Reviews,
プロシーディングス/Proceedings, 招待講演
/Invited Talks,
国際会議発表/Posters at international conferences, その他/MISC.
強レーザーおよび超高速過程, 多電子ダイナミクス, 多電子原子の構造と安定性 ,
量子カオス , ボーズ・アインシュタイン凝縮 , その他
Intense laser field and Ultra fast processes , Dynamics involving
many electron systems , Many electron atomic
structure and stability , Quantum Chaos ,
BoseEinstein Condensates , Others
原著論文/Refereed Articles
 "Nonsequential
double ionization of Ar in nearsinglecycle laser pulses"
Z. Chen, F. Liu, H. Wen, T.
Morishita, O. Zatsarinny, and K. Bartschat
Opt. Express 28,
22231 (2020)
 "Adiabatic
theory of strongfield ionization of molecules including nuclear
motion"
J. Svensmark, O. I. Tolstikhin, and T.
Morishita,
Phys. Rev.
A 101, 053422 (2020) [26 pages]
 "Intensity
dependence in nonsequential double ionization of helium"
Z. Chen, H. Wen, F. Liu, T.
Morishita, O. Zatsarinny, and K. Bartschat
Opt. Express 28,
64906504 (2020)
 "Angle
dependence of dissociative tunneling ionization of NO in
asymmetric twocolor intense laser fields"
T. Endo, H. Fujise, H. Hasegawa, A. Matsuda, M. Fushitani, Oleg
I. Tolstikhin, T. Morishita,
and A. Hishikawa
Phys. Rev.
A,100, 053422 (2019)[8 pages]
 "Rescattering
photoelectron spectroscopy of the CO2 molecule: Progress towards
experimental discrimination between theoretical targetstructure
models"
M. Okunishi, Y. Ito, V. Sharma, S. Aktar, K. Ueda, R. R.
Lucchese, A. I. Dnestryan, O. I. Tolstikhin, S. Inoue, H.
Matsui, and T. Morishita,
Phys. Rev.
A 100, 053404 (2019)[9 pages]
 "Revisiting the
recollisional excitationtunneling process in strongfield
nonsequential double ionization of helium"
Z. Chen, Y. Wang, T. Morishita,
X. Hao, J. Chen, O. Zatsarinny, and K. Bartschat
Phys. Rev.
A 100, 023405 (2019)[10 pages]
 "Strongfield
ionization, rescattering, and target structure imaging with
vortex electrons"
O. I. Tolstikhin and T. Morishita
Phys. Rev.
A 99, 063415 (2019) [7 pages]
 "Pulseduration
dependence of the doubletosingle ionization ratio of Ne by
intense 780nm and 800nm laser fields: Comparison of
simulations with experiments"
Z. Chen, L. Zhang, Y. Wang, O. Zatsarinny, K. Bartschat, T. Morishita, and C. D.
Lin
Phys. Rev.
A 99, 043408 (2019)[7pages]
 "Images of molecular orbitals in
strongfield photoelectron momentum distributions generated by
circularly polarized pulses"
V. N. T. Pham, O. I. Tolstikhin, and T. Morishita,
Phys. Rev.
A 99, 013428 (2019)[15pages]
 "Quantization of Conductance in Quasiperiodic Quantum Wires"
T. Koma, T. Morishita, T.
Shuya,
J. Stat.
Phys. 174. 1137–1160 (2019)
 "Weakfield
asymptotic theory of tunneling ionization from nearly degenerate
states"
P. K. Samygin, T. Morishita,
and O. I. Tolstikhin
Phys. Rev.
A 98, 033401(2018)[15pages]
 "Rescattering
photoelectron spectroscopy of heterodiatomic molecules with an
analytical returning photoelectron wave packet"
Y. Ito, M. Okunishi, T. Morishita,
O. I. Tolstikhin, K. Ueda
Phys. Rev.
A 97, 053411 (2018) [9 pages]
 "Coherent control
schemes for the photoionization of neon and helium in the
Extreme Ultraviolet spectral region"
L. Giannessi, E. Allaria, K. C. Prince, C. Callegari, G.Sansone,
K. Ueda, T. Morishita, C.
N. Liu, A. N. GrumGrzhimailo, E. V. Gryzlova, N. Douguet, and
K. Bartschat
Sci. Rep.
8, 7774 (2018)
 "Adiabatic
theory of strongfield photoelectron momentum distributions near
a backward rescattering caustic"
T. Morishita and O. I.
Tolstikhin
Phys. Rev.
A 96, 0534162017 (2017) [15 pages]
 "Strongfield
subcycle control of dissociation dynamics via exceptional points
of molecules in an electric field"
C. Huang, O. I. Tolstikhin, and T.
Morishita,
Phys. Rev.
A95, 063416 (2017)[8pages]
 "Photoionization
of hydrogen in a strong static electric field"
S. Ohgoda, O. I. Tolstikhin, and T.
Morishita,
Phys. Rev.
A 95, 043417 (2017) [13 pages]
 "Weakfield versus
BornOppenheimer asymptotics in the theory of tunneling
ionization of molecules"
O. I. Tolstikhin and T. Morishita,
Phys. Rev.
A 95, 033410 (2017) [9pages]
 ''Firstorder
correction terms in the weakfield asymptotic theory of
tunneling ionization in manyelectron systems"
V. H. Trinh, O. I. Tolstikhin, and T.
Morishita,
J.
Phys. B: At. Mol. Opt. Phys. 49, 195603 (2016)[10pages]
 "Carrierenvelope
phase mapping in laserinduced electron diffraction"
H. Geiseler, N. Ishii, K. Kaneshima, F. Geier, T. Kanai, O. I.
Tolstikhin, T. Morishita,
and J. Itatani,
Phys.
Rev. A 94, 033417 (2016)[5pages]
 "Critical
evaluation of attosecond time delays retrieved from
photoelectron streaking measurements"
H. Wei, T. Morishita, and
C. D. Lin,
Phys.
Rev. A 93, 053412 (2016)[14pages]
 "NearForward
Rescattering Photoelectron Holography in StrongField
Ionization: Extraction of the Phase of the Scattering Amplitude"
Y. Zhou, O. I. Tolstikhin, and T.
Morishita,
Phys.
Rev. Lett. 116, 173001 (2016)[5 pages].
 "Imaging
electronic excitation of NO by ultrafast laser tunneling
ionization"
T. Endo, A. Matsuda, M. Fushitani, T. Yasuike, O. I. Tolstikhin,
T. Morishita, and A.
Hishikawa,
Phys.
Rev. Lett. 116, 163002 (2016)[5 pages].
 "Femtosecond
twophoton Rabi oscillations in excited He driven by ultrashort
intense laser fields"
M. Fushitani, C.N. Liu, A.Matsuda, T. Endo, Y. Toida, M.
Nagasono, T. Togashi, M. Yabashi,
T. Ishikawa, Y. Hikosaka, T. Morishita,
and A. Hishikawa,
Nat.
Photon. 10 102105 (2016)
 "Photoelectron sidebands induced by a
chirped laser field for shotbyshot temporal characterization
of FEL pulses"
C.N. Liu, T. Morishita, M.
Fushitani and A. Hishikawa,
J.
Phys. B: At. Mol. Opt. Phys. 49, 034005 (2016) [11
pages]
 "Numerical simulation of the
doubletosingle ionization ratio for the helium atom in strong
laser fields"
Z. Chen, Y. Zheng, W. Yang, X. Song, J. Xu, L. F. DiMauro, O.
Zatsarinny, K. Bartschat, T. Morishita,
S.F. Zhao, and C. D. Lin,
Phys.
Rev. A 92, 063427 (2015) [9pages]
 "Analysis of a shift of the maximum of
photoelectron momentum distributions generated by intense
circularly polarized pulses"
M. Ohmi, O. I. Tolstikhin, and T.
Morishita,
Phys.
Rev. A 92, 043402 (2015)[15 pages]
 "Hyperspherical calculations of
ultralowenergy collisions in Coulomb threebody systems"
Y. Zhou, S. Watanabe, O. I. Tolstikhin, and T. Morishita,
Phys.
Rev. A 92, 032713 (2015)[10 pages]
 "Weakfield asymptotic theory of
tunneling ionization including the firstorder correction terms:
Application to molecules"
V. H. Trinh, V. N. T. Pham, O. I. Tolstikhin, and T. Morishita,
Phys.
Rev. A 91, 063410 (2015)[18 pages]
 "Observation of laserinduced electronic
structure in oriented polyatomic molecules",
P. M. Kraus, O. I. Tolstikhin, D. Baykusheva, A. Rupenyan, J.
Schneider, C. Z. Bisgaard, T. Morishita,
F. Jensen, L. B. Madsen, and H. J. Wörner,
Nat. Comm. 6,
7039 2015 [8pages]
 "Structure factors for tunneling
ionization rates of diatomic molecules",
R. Saito, O. I. Tolstikhin, L. B. Madsen, and, T. Morishita,
At. Data.
Nucl. Data Tables, 103–104, 4–49 (2015) , Notes
 "Weakfield
asymptotic theory of tunneling ionization: benchmark analytical
results for twoelectron atoms",
V. H. Trinh, O. I. Tolstikhin, and T.
Morishita,
J.
Phys. B: At. Mol. Opt. Phys. 48, 061003 (2015) [5 pages]
 "Benchmarking accurate spectral phase
retrieval of single attosecond pulses",
H. Wei, A.T. Le, ,T. Morishita,
C. Yu, and C. D. Lin
Phys.
Rev. A 91, 023407 (2015) [15 pages]
 "Application of the manyelectron
weakfield asymptotic theory of tunneling ionization to atoms",
I. Y. Tolstikhina,T. Morishita,
and O. I. Tolstikhin,
Phys.
Rev. A 90, 053413 (2014)[9 pages]
 "Rydberg states in the strong field
ionization of hydrogen by 800, 1200 and 1600 nm lasers"
Q. Li, X.M. Tong, T. Morishita,
C. Jin, H. Wei and C. D. Lin,
J.
Phys. B: At. Mol. Opt. Phys. 47, 204019 [7 pages]
 "Rescattering photoelectron spectroscopy
of small molecules",
M. Okunishi,R.R. Lucchesse, T.
Morishita, K. Ueda
J. Electron Spectrosc. Relat. Phenom. 195,
313319 (2014)
 "Universality of Returning Electron Wave
Packet in HighOrder Harmonic Generation with Midinfrared Laser
Pulses",
A.T. Le, H. Wei, C. Jin, V. N. Tuoc, T.
Morishita, and C. D. Lin,
Phys.
Rev. Lett. 113, 033001 (2014)[5pages]
 "Probing
dipoleforbidden autoionizing states by isolated attosecond
pulses",
W.C. Chu, T. Morishita,
and C. D. Lin
Phys.
Rev. A 89, 033427 (2014) [9 pages]
 "Molecular Siegert states in an electric
field. II. Transverse momentum distribution of the ionized
electrons"
V. N. T. Pham, O. I. Tolstikhin, and T. Morishita,
Phys. Rev. A 89, 033426 (2014) [12 pages]
 "Application of the weakfield asymptotic
theory to tunneling ionization of H_{2}O"
L. B. Madsen, F. Jensen, O. I. Tolstikhin, and T. Morishita,
Phys.
Rev. A 89, 033412 (2014) [6 pages]
 "Probing and
Controlling Autoionization Dynamics with Attosecond Light Pulses
in a Strong Dressing Laser Field"
W.C. Chu, T. Morishita,
and C. D. Lin,
Chin.
J. Phys. 52, 301319 (2014)
 " Fine structures in the intensity
dependence of excitation and ionization probabilities of
hydrogen atoms in intense 800nm laser pulses",
Q. Li, X.M. Tong, T. Morishita,
H. Wei, and C. D. Lin,
Phys.
Rev. A 89, 023421 (2014) [9 pages]
 "Weakfield asymptotic theory of tunneling
ionization in manyelectron atomic and molecular systems"
O. I. Tolstikhin, L. B. Madsen, and T.
Morishita,
Phys.
Rev. A 89, 013421 (2014) [15 pages]
 "Molecular tunneling ionization of the
carbonyl sulfide molecule by doublefrequency phasecontrolled
laser fields"
H. Ohmura, N. Sato, and T. Morishita,
Phys.
Rev. A 89, 013405 (2014) [7 pages]
 "Photoelectron spectra and high Rydberg
states of lithium generated by intense lasers in the
overthebarrier ionization regime",
T. Morishita and C. D. Lin,
Phys.
Rev. A 87, 063405 (2013) [11 pages]
 "Firstorder
correction terms in the weakfield asymptotic theory of
tunneling ionization",
V. H. Trinh, O. I. Tolstikhin, L. B. Madsen, and T. Morishita,
Phys.
Rev. A 87, 043426 (2013) [15 pages]
 "Effect of nuclear motion on tunneling
ionization rates of molecules",
O. I. Tolstikhin, H. J. Wörner, and T.
Morishita,
Phys.
Rev. A 87, 041401(R) (2013) [4 pages]
 "Structure factors for tunneling
ionization rates of molecules",
L. B. Madsen, F. Jensen, O. I. Tolstikhin, and T. Morishita,
Phys.
Rev. A 87, 013406 (2013) [10 pages]
 "LaserInduced Electron Diffraction for
Probing Rare Gas Atoms",
J. Xu, C. I. Blaga, A. D. DiChiara, E. Sistrunk, K. Zhang, Z.
Chen, A.T. Le, T. Morishita,
C. D. Lin, P. Agostini, and L. F. DiMauro,
Phys. Rev. Lett. 109, 233002 (2012) [5 pages]
 "Twoelectron dynamics in nonlinear double
excitation of helium by intense ultrashort extremeultraviolet
pulses”
C.N. Liu, A. Hishikawa, and T.
Morishita,
Phys.
Rev. A 86, 053426 (2012) [13 pages]
 "Theory of
High Harmonic Generation for Probing TimeResolved
LargeAmplitude Molecular Vibrations with Ultrashort Intense
Lasers",
A.T. Le, T. Morishita, R.
R. Lucchese, and C. D. Lin
Phys.
Rev. Lett. 109, 203004 (2012) [5 pages]
 "Adiabatic
theory of ionization by intense laser pulses: Finiterange
potentials"
O. I. Tolstikhin and T. Morishita,
Phys.
Rev. A 86, 043107 (2012) [25 pages]
 "Molecular
Siegert states in an electric field"
L. Hamonou, T. Morishita,
and O. I. Tolstikhin,
Phys.
Rev. A 86, 013412 (2012) [13 pages]
 "Extraction
of electron–ion differential scattering cross sections for C_{2}H_{4}
by laserinduced rescattering photoelectron spectroscopy"
C. Wang, M. Okunishi, R. R. Lucchese, T.
Morishita, O. I. Tolstikhin, L. B. Madsen, K.
Shimada, D. Ding, and K. Ueda,
J. Phys. B: At. Mol. Opt.
Phys. 45 131001 (2012) [5 pages]
 "Adiabatic
theory of highorder harmonic generation: Onedimensional
zerorangepotential model"
Y. Okajima, O. I. Tolstikhin, and T.
Morishita,
Phys.
Rev. A 85, 063406
(2012)[12 pages]
 "Application of the weakfield asymptotic
theory to the analysis of tunneling ionization of linear
molecules,"
L. B. Madsen, O. I. Tolstikhin, and T.
Morishita,
Phys.
Rev. A 85, 053404 (2012) [12 pages]
 "Electron scattering and photoionization
of oneelectron diatomic molecules"
H. Miyagi, T. Morishita,
and S. Watanabe,
Phys.
Rev. A 85, 022708 (2012) [11 pages]
 "Enhanced Nonlinear Double Excitation of He
in Intense Extreme Ultraviolet Laser Fields"
A. Hishikawa, M. Fushitani, Y. Hikosaka, A. Matsuda, C.N. Liu,
T. Morishita, E. Shigemasa,
M. Nagasono, K. Tono, T. Togashi, H. Ohashi, H. Kimura, Y.
Senba, M. Yabashi, and T. Ishikawa,
Phys.
Rev. Lett. 107, 243003 (2011) [5 pages]
 "Theory of
tunneling ionization of molecules: Weakfield asymptotics
including dipole effects" .
O. I. Tolstikhin, T. Morishita,
and L. B. Madsen,
Phys.
Rev. A 84, 053423 (2011) [17 pages]
 "Twophoton double ionization of helium:
Evolution of the joint angular distribution with photon energy
and twoelectron energy sharing"
Z. Zhang, L.Y. Peng, M.H. Xu, A. F. Starace, T. Morishita, and Q. Gong,
Phys.
Rev. A 84, 043409 (2011) [11 pages]
 "Quantum control of molecular tunneling
ionization in the spatiotemporal domain"
H. Ohmura, N. Saito, and T. Morishita,
Phys.
Rev. A. 83, 063407 (2011) [6 pages]
 "Extracting ElectronIon Differential
Scattering Cross Sections for Partially Aligned Molecules by
LaserInduced Rescattering Photoelectron Spectroscopy"
M. Okunishi, H. Niikura, R. R. Lucchese T. Morishita, and K. Ueda,
Phys. Rev. Lett. 106, 063001 (2011) [4 pages]
 "Atomic Siegert states in an electric
field: Transverse momentum distribution of the ionized
electrons",
P. A. Batishchev, O. I. Tolstikhin, and T. Morishita,
Phys.
Rev. A 82, 023416 (2010) [14 pages]
 "Theory of probing attosecond electron
wave packets via twopath interference of angleresolved
photoelectrons",
N. N. Choi, T. F. Jiang, T. Morishita,
M.H. Lee, and C. D. Lin,
Phys.
Rev. A 82, 013409 (2010) [7 pages]
 "Strongfield rescattering physics:
selfimaging of a molecule by its own electrons"
C. D. Lin, A.T. Le, Z. Chen, T.
Morishita, and R. Lucchese
J.
Phys. B: At. Mol. Opt. Phys. 43 122001 (2010) [33 pages]
 "Momentum
space analysis of multiphoton double ionization of helium by
intense attosecond xuv pulses"
Z. Zhang, L.Y. Peng, Q. Gong, and T.
Morishita,
Opt. Express
18, 89768989 (2010)
 "Adiabatic theory of ionization of
atoms by intense laser pulses: Onedimensional
zerorangepotential model"
O.I. Tolstikhin, T. Morishita,
and S. Watanabe,
Phys.
Rev. A 81, 033415 (2010) [27 pages]
 ''Slow Electrons Generated by Intense
HighFrequency Laser Pulses'',
K. Toyota, O. I. Tolstikhin, T.
Morishita, and S. Watanabe
Phys. Rev. Lett. 103, 153003 (2009) [4 pages]
 ''Quantitative rescattering theory for
highorder harmonic generation from molecules'',
A. T. Le, R. R. Lucchese, S. Tonzani, T.
Morishita, and C. D. Lin
Phys. Rev. A 80, 013401 (2009) [23 pages]
 ''Retrieval of experimental
differential electron–ion elastic scattering cross sections from
highenergy ATI spectra of rare gas atoms by infrared lasers''
T. Morishita, M. Okunishi,
K. Shimada, G. Prümper, K. Shimada, Z. Chen, S. Watanabe, K.
Ueda, and C. D. Lin,
J.
Phys. B: At. Mol. Opt. Phys. 42, 105205 (2009) [6 pages]
 ''Quantitative rescattering theory for
laserinduced highenergy plateau photoelectron spectra''
Z. Chen, A.T. Le, T. Morishita,
and C. D. Lin,
Phys. Rev. A 79, 033409 (2009) [18 pages]
 ''Origin of species dependence of
highenergy plateau photoelectron spectra''
Z. Chen, A.T. Le, T. Morishita,
and C. D. Lin,
J. Phys. B 42 061001 (2009) [5pages]
 ''Robust carrierenvelope phase
retrieval of fewcycle laser pulses from highenergy
photoelectron spectra in the abovethreshold ionization of
atoms''
S. Micheau, Z. Chen, T. Morishita,
A.T. Le, and C. D. Lin,
J. Phys. B 42 065402 (2009) [9pages]
 ''Retrieving photorecombination cross
sections of atoms from highorder harmonic spectra''
S. Minemoto, T. Umegaki, Y. Oguchi, T.
Morishita, A.T. Le, S. Watanabe, and H. Sakai
Phys.
Rev. A 78, 061402 (2008) [4 pages]
 ''Interference substructure of
abovethreshold ionization peaks in the stabilization regime''
K. Toyota, O. I. Tolstikhin, T.
Morishita, and S. Watanabe
Phys. Rev. A 78, 033432 (2008) [8 pages]
 ``Extraction of the speciesdependent
dipole amplitude and phase from highorder harmonic spectra in
raregas atoms''
A.T. Le, T. Morishita, and
C. D. Lin,
Phys.
Rev. A 78, 023814 (2008) [6 pages]
 ``Signature of Ericson fluctuations in
helium inelastic scattering cross sections near the double
ionization threshold''
J. Xu, A.T. Le, T. Morishita,
and C. D. Lin,
Phys.
Rev. A 78, 012701 (2008) [7 pages]
 ``Retrieval of electronatom
scattering cross sections from laserinduced electron
rescattering of atomic negative ions in intense laser fields''
X. Zhou, Z. Chen, T. Morishita,
A.T. Le, and C. D. Lin,
Phys.
Rev. A 77, 053410 (2008) (6 pages)
 ``Large angle electron diffraction
structure in laser induced rescattering from rare gases''
D. Ray, B. Ulrich, I. Bocharova, C. Maharjan, P. Ranitovic, B.
Gramkow, M. Magrakvelidze, S. De, I. V. Litvinyuk, A. T. Le, T. Morishita, C. D. Lin, G. G.
Paulus, and C. L. Cocke
Phys. Rev. Lett. 100, 143002 (2008).
 ``Experimental retrieval of target
structure information from laserinduced rescattered
photoelectron momentum distributions'',
M. Okunishi, T. Morishita,
G. Prümper, K. Shimada, C.D. Lin, S. Watanabe, and K. Ueda,
Phys. Rev. Lett. 100, 143001 (2008).
 ``Accurate retrieval of structural
information from laserinduced photoelectron and highharmonic
spectra by fewcycle laser pulses''
T. Morishita, A.T. Le, Z.
Chen, and C.D. Lin
Phys.
Rev. Lett. 100, 013903 (2008)
 ``Potential for ultrafast dynamic
chemical imaging with fewcycle infrared lasers''
T. Morishita, A.T. Le, Z.
Chen, and C.D. Lin
New
J. Phys. 10, 025001 (2008) [13 pages] (Part of Attosecond Physics)
 ``Siegertstate expansion in the
KramersHenneberger frame: Interference substru cture of
abovethreshold ionization peaks in the stabilization regime''
K. Toyota, O.I. Tolstikhin, T.
Morishita, and S. Watanabe,
Phys.
Rev. A 76, 043418 (2007) [8 pages]
 ``Analysis of twodimensional
highenergy photoelectron momentum distributions in the single
ionization of atoms by intense laser pulses''
Z. Chen, T. Morishita, A.T.
Le, and C.D. Lin
Phys.
Rev. A 76, 043402 (2007) (10 pages)
 ``Attosecond
Light Pulses for Probing TwoElectron Dynamics of Helium in the
Time Domain''
T. Morishita, S. Watanabe,
and C.D. Lin
Phys.
Rev. Lett. 98, 083003 (2007)
 ``Twodimensional electron momentum
spectra of argon ionized by short intense lasers: Comparison of
theory with experiment'',
T. Morishita, Z. Chen, S.
Watanabe, and C. D. Lin,
Phys.
Rev. A 75, 023407 (2007) [7 pages]
 ``Timedependent hyperspherical studies
for a twodimensional attractive BoseEinstein condensate''
C.N. Liu, T. Morishita,
and S. Watanabe
Phys.
Rev. A 75, 023604 (2007) [8 pages]
 ``Analysis of twodimensional
photoelectron momentum spectra and the effect of the longrange
Coulomb potential in single ionization of atoms by intense
lasers''
Z. Chen, T. Morishita,
A.T. Le, M. Wickenhauser, X. M. Tong, and C. D. Lin
Phys.
Rev. A 74, 053405 (2006) [11 pages]
 ``Reexamination of dynamical
stabilization of matterwave solitons''
A. Itin, T. Morishita, and
S. Watanabe
Phys.
Rev. A 74, 033613 (2006) [12 pages]
 ``Vortex creation during magnetic trap
manipulations of spinor BoseEinstein condensates''
A. Itin, T. Morishita, M.
Satoh, O. I. Tolstikhin,and S. Watanabe
Phys. Rev. A 73, 063615 (2006) [7 pages]
 ``Siegert pseudostate
perturbation theory: One and twothreshold cases''
K. Toyota, T. Morishita,
and S. Watanabe,
Phys.
Rev. A 72, 062718 (2005) [8 pages]
 ``Gyroscopic effects in interference of
matter waves''
O. I. Tolstikhin, T. Morishita,
and S. Watanabe
Phys.
Rev. A 72, 051603(R) (2005) [4 pages]
 ``Signature of chaos in highlying
doubly excited states of the helium atom''
A.T. Le, T. Morishita,
X.M. Tong, and C. D. Lin
Phys.
Rev. A 72, 032511 (2005) [14 pages]
 ``Hyperspherical analysis of
radial correlations in fourelectron atoms''
T. Morishita and C. D. Lin,
Phys.
Rev. A 71, 012504 (2005) [9 pages]
 ``Aspects of hyperspherical adiabaticity
in an atomicgas BoseEinstein condensateionization''
D. Kushibe, M. Mutou,T. Morishita,
S. Watanabe, and M. Matsuzawa,
Phys.
Rev. A 70, 063617 (2004) [11 pages]
 ``Experimental observation and
theoretical calculations of triply excited 2s2p^{2} ^{2}S^{e},
^{2,4}P^{e}, ^{2}D^{e} and 2p ^{3}
^{2}P^{o}, ^{2}D^{o} states of
fluorine'',
M. Zamkov, E. P. Benis, C. D. Lin, T. G. Lee, T. Morishita, P. Richard, and T.
J. M. Zouros
Phys.
Rev. A 67, 050703(R) (2003)[4 pages]
 ``Hyperspherical closecoupling
calculations for chargetransfer cross sections in He^{2+}+H(1s)
collisions at low energies'',
C.N. Liu, A.T. Le, T. Morishita,
B.D. Esry, and C.D. Lin,
Phys.
Rev. A 67, 052705 (2003) [12 pages]
 ``Radial and angular
correlations and the classification of intershell 2l2l'3l''
triply excited states of atoms'',
T. Morishita and C. D. Lin,
Phys.
Rev. A 67, 022511 (2003) [13 pages]
 ``Classification and
rovibrational normal modes of 3l3l'3l'' triply excited states of
atoms'',
T. Morishita and C. D. Lin,
Phys.
Rev. A 64, 052502 (2001) [19 pages]
 ``Hyperspherical L^{2}integrable
basis method for energetic proton and antiproton impact
autoionization'',
T. Morishita, K. Hino, T.
Edamura, D. Kato, S. Watanabe and M. Matsuzawa
J. Phys. B: At. Mol.
Opt. Phys. 34, L475L484 (2001)
 ``Identification and
visualization of the collective normal modes of intrashell
triply excited states of atoms'',
T. Morishita and C. D. Lin,
J. Phys. B: Atm. Mol.
and Opt. Phys. 34, L105L111 (2001)
 ``Comprehensive analysis of
electron correlations in threeelectron atoms'',
T. Morishita and C.D. Lin
Phys.
Rev. A 59, 18351843 (1999)
 ``Visualization of correlations
in intrashell triply excited states of atoms'',
T. Morishita, Y. Li, and
C.D. Lin,
Phys.
Rev. A 58, 42144217 (1998)
 ``Analysis of 1s2l2l' and
2l2l'2l'' resonances of He^{} ions'',
T. Morishita and C. D. Lin
J. Phys. B: At. Mol.
Opt. Phys. 31, L209L217 (1998)
 ``Stable bound states of e^{+}+
Li and e^{+}+ Na'',
J. Yuan, B. D. Esry, T. Morishita,
and C. D. Lin
Phys.
Rev. A 58, R4R7 (1998).
 ``Hyperspherical Analysis of
Doubly and Triply Excited States of Li'',
T. Morishita and C. D. Lin,
Phys.
Rev. A 57, 42684274 (1998)
 ``Nonexistence of resonances in
H^{2''},
T. Morishita, C.D. Lin, and
C.G. Bao
Phys.
Rev. Lett. 80, pp. 464467 (1998)
 ``Hyperspherical Hierarchy of
ThreeElectron Radial Excitations'',
T. Morishita, O.I.
Tolstikhin, S. Watanabe, and M. Matsuzawa,
Phys.
Rev. A 56, 35593568 (1997)
 ``Protonantiproton impactelectron
emission spectra of He: Comparison of theory with experiment'',
T. Morishita, K. Hino, S.
Watanabe, and M. Matsuzawa,
Phys.
Rev. A53, 23452358 (1996)
 ``Doubleelectron excitation of H
by fast proton and antiproton impact'',
K. Hino, M. Nagase, H. Okamoto, T.
Morishita, M. Matsuzawa, and M. Kimura,
Phys.
Rev. A 49, 37533760 (1994)
 ``Ab initio electron emission cross
section of doubly excited He generated by fast proton and
antiproton impact'',
T. Morishita, K. Hino, S.
Watanabe, and M. Matsuzawa,
J. Phys. B: At. Mol.
Opt. Phys. 27, L287L292 (1994)
著書・総説/Books & Reviews
 ``アト秒科学''
森下亨
化学同人
２０１５
 ``強光子場中での分子内電子の再散乱過程の理論''
森下亨
強光子場化学
日本科学会編 化学同人 ２０１４
 ``高強度レーザーによるアト秒領域の超高速原子・分子イメージング''
森下亨
光
アライアンス 2011年11月号 p2327.
 ``高強度レーザーを用いた原子・分子イメージング理論の現状と展望''
森下亨
光科学の最前線２ (「光科学の最前線２」編集委員会, Dec. 2009), pp 127.
 ``超高分解能原子・分子実時間イメージングへの挑戦''
森下亨,
日本物理学会誌、第64巻、第7号、p.544549 (2009)

``Ultrafast Quantum Video Camera for Quantum Manybody
Dynamics'',
T. Morishita
Dreams in Optical Science, (JST, March 2009), pp 102.

``アト秒パルスで見るヘリウム原子の２電子ダイナミクス''
森下亨,
応用物理、第78巻、第2号、p.01250129 (2009)

``Fewbody problems: the hyperspherical way'',
C. D. Lin and T. Morishita,
Physics Essays 13, 367376 (2000) (Special issue for Fano,
edited by A. R. P. Rau and M. Inokuti)
Link to the journal top page
 ``Electron Correlations in
Atoms: Hyperspherical Approach to Multiply Excited States of
Atoms'',
T. Morishita and C. D. Lin
Garden of Quanta  Essays in honor of Hiroshi Ezawa, pp2337
(World Scientific Publishing Co., Edited by J. Arafune, A. Arai,
M. Kobayashi, K. Nakamura, T. Nakamura, I. Ojima, N. Sakai, A.
Tonomura, and K. Watanabe, 2003) Publisjer's
page
 ``Visualization of electron
correlations in doubly and triply excited states of atoms'',
C.D. Lin and T. Morishita
Photoionization and Photodetachment, pp11611202 (World
Scientific Publishing Co., singapore, Edited by C.Y. Ng, 2000) Publisher's
page
 "Probing twoelectron dynamics of
helium in time domain via fluorescence channel"
V. H. Trinh, T. Morishita,
E. J. Takahashia, K. Midorikawa,
J.
Electron Spectrosc. Relat. Phenom. (2017)
 "Ultrafast twophoton Rabi oscillations
in excited He driven by femtosecond intense laser fields"
A. Hishikawa, M. Fushitani, C.N. Liu, A. Matsuda, T. Endo, Y.
Toida, Y. Hikosaka, T. Morishita
J.
Phys.: Conf. Ser. 635, 092082 (2015)
 "Intense nearIR laser induced
electronion scattering experiment on hydrocarbon molecules"
Y. Ito, M. Okunishi, W. Chuncheng, R. R. Lucchese, T. Morishita, O. I.Tolstikhin, L.
B. Madsen, K. Ueda
J.
Phys.: Conf. Ser. 635, 112029 (2015)
 "Theoretical study of very lowenergy
collision in Coulombic threebody systems"
Y. Zhou, O. I. Tolstikhin, S. Watanabe and T. Morishita
J.
Phys.: Conf. Ser. 635, 022014 (2015)
 "Interferece
of Two Shape Resonances Probed by Rescattering Photoelectron
Spectroscopy of CO2"
M. Okunishi, R. R. Lucchese,
T. Morishita, K.Ueda
J. Phys.: Conf. Ser.
488, 032024 (2014)
 "ElectronIon
Differential Cross Section extracting from the Highorder
AboveThreshold Ionization spectroscopy of C2H4 and C2H6",
C. Wang, M. Okunishi, R.
Lucchese, T. Morishita, K. Shimada, D. Ding and K. Ueda,
J. Phys.: Conf. Ser.
488, 032041 (2014)
 "Resolving
the enhanced nonlinear double excitation of helium in intense
ultrashort extremeultraviolet pulses"
C.N. Liu, A. Hishikawa
and T. Morishita
J. Phys. Conf. Ser.488, 032047 (2014)
 "Siegertstate method for strong field
ionization of molecules"
L. Hamonou, T. Morishita,
O. I. Tolstikhin, and S. Watanabe,
Multiphoton Processes and Attosecond Physics Springer
Proceedings in Physics, Volume 125, pp 305308 (2013)
 "ElectronScattering and Photoionization
of H2 + and HeH 2+"
H. Miyagi, T. Morishita,
and S. Watanabe
Multiphoton
Processes and Attosecond Physics Springer Proceedings in
Physics Volume 125, 2013, pp 239242
 " Adiabatic Theory of Ionization of
Atoms by Intense Laser Pulses",
T. Morishita, and O. I.
Tolstikhin
Multiphoton
Processes and Attosecond Physics Springer Proceedings in
Physics Volume 125, 2013, pp 219220
 "Highresolution spatial and temporal
microscopy with intenselaserinduced rescattering electrons"
T. Morishita, T. Umegaki, S.
Watanabe, and C. D. Lin,
J. Phys.: Conf. Ser. 194 012011 (2009) (8pp)
 "Photoelectron interference fringes by
super intense xray laser pulses"
K. Toyota, O. I. Tolstikhin, T.
Morishita, and S. Watanabe,
J.
Phys.: Conf. Ser. 185 012050 (2009) (4pp)
 "Direct
Experimental Visualization of Atomic and Electron Dynamics with
Attosecond Pulses"
C. D. Lin, X. M. Tong, and T.
Morishita
J.
Phys. B 39, S419S426 (2006)
 "Proton, antiproton, and photonHe
collisions in the context of ultra fast processes"
T. Morishita, S. Watanabe,
and M. Matsuzawa,
Photonic, Electronic, and Atomic Collisions, Proceedings of
the XXIV International Conference, p 531538 (2006)
 ``Investigation of triply
excited states of Lilike ions in fast ionatom collisions by
zerodegree Auger projectile electron spectroscopy''
T.J.M. Zouros, E.P. Benis, M. Zamkov, C.D. Lin, T.G. Lee, P.
Richard, T.W. Gorczyca, and T.
Morishita
Nucl.
Instrum. Methods B 233, 161171 (2005)
 ``Doubleionization of He by fast
proton and antiproton impact''
T. Morishita, T. Sasajima,
S. Watanabe, and M. Matsuzawa,
Nucl.
Instrum. Methods B, 214, 144148 (2004)
 ``Hyperspherical analysis of
multiply excited states of atoms'',
T. Morishita and C. D. Lin,
AIP
conference proceedings 697, pp165174 (2003) (ed. by G. F.
Hanne, L. Malega, and H. SchmidtBocking)
 ``Visualization of correlations
in intrashell triply excited states of atoms'',
C. D. Lin and T. Morishita,
J.
Phys. IV France 9, Pr625 (1999)

``Progress and applications of the hyperspherical coordinate
method'',
S. Watanabea, T. Morishita,
D. Kato, K. Hino, M. Matsuzawa and O. I. Tolstikhin,
Nucl. Instrum. Methods B 124, 218224 (1997)
 "Photoionization of hydrogen in a strong static electric
field"
T. Morishita,
International symposium on ultrafast electronic and structure
dynamics
Tohoku U., Sendai, Mar 78, 2019
 " Photoionization of hydrogen in a strong static electric
field"
T. Morishita,
International Workshop Attosecond Physics at the Nanoscale
Daejeon, South Korea, Oct 28Nov 2, 2018
WEB
 "Weak field asymptotic theory of tunneling ionization for
atomic and molecular systems"
T. Morishita,
The 9th Asian Workshop on Generation and Application of Coherent
XUV and Xray Radiation: The 9th AWCXR
Sapporo, Oct. 1617, 2018
WEB
 "Adiabatic Theory of StrongField Photoelectron Momentum
Distributions Near a Backward Rescattering Caustic"
T. Morishita, O I Tolstikhin
27 th Annual International Laser Physics Workshop (LPHYS18),
Nottingham, GB, Jul 1620 (2018) WEB
 "Strongfield subcycle control of dissociation dynamics via
exceptional points of molecules in an electric field"
T. Morishita,
Physical Chemistry Colloquium on “Ultrafast electronic and
structural dynamics”, Tohoku Univ. Sendai, Sep 1920, 2017
 "Nearforward rescattering photoelectron holography in
strongfield ionization: extraction of the phase of the
scattering amplitude"
T. Morishita,
Quantum Dynamics in Tailored Intense Fields, Physikzentrum Bad
Honnef, Germany, Sep 48, 2017 WEB
 "NearForward Rescattering Photoelectron Holography in
StrongField Ionization: Extraction of the Phase of the
Scattering Amplitude"
T. Morishita,
2nd International Symposium of Attosecond Science, RIKEN, Wako,
Aug 26, 2017
 "Strongfield subcycle control of dissociation dynamics via
exceptional points of molecules in an electric field"
C. Huang, O. I. Tolstikhin, and T.
Morishita,
LPHYS'17, Kazan, Russia, July 1721, 2017 WEB
 "NearForward Rescattering Photoelectron Holography in
StrongField Ionization"
T. Morishita,
Asian International Seminar on Atomic and Molecular Physics 12
Changchung, Sep 610, 2016 WEB
 "Atomic and Molecular Siegert States in a strong electric
field"
T. Morishita,
RESONANCE AND NONHERMITIAN QUANTUM MECHANICS 2016
Osaka, Aug. 35, 2016 WEB
 "NearForward Rescattering Photoelectron Holography in
StrongField Ionization: Extraction of the Phase of the
Scattering Amplitude"
T. Morishita,
Ultrafast Dynamics and TimeResolved Interactions
Szeged, Hungary, June 2628, 2015 WEB
 "Tunneling ionization of atoms and molecules under intense
laser fields"
T. Morishita,
International Conference on Electron Spectroscopy and Structure,
ICESS2015
Stony Brook Univ. Stony Brook NY. Sep 28Oct 2, 2015 WEB
 "Tunneling ionization of atoms and molecules under intense
laser field"
T. Morishita and O. I.
Tolstikhin
International Conference on Photonic, Electronic and Atomic
Collisions,
July 2228, 2015, Toledo, Spain, WEB
 "Adiabatic Theory of ionization of atoms by intense laser
pulses"
T. Morishita,
Peking University, Nov 3, 2014
 "Atomic and molecular tunneling ionization in a static
electric field: From tunneling to overthebarrier regiemes"
T. Morishita,
International Workshop on
Strong Field Physics and Ultrafast Phenomena(SFPUP 2014)
Zhangjiajie, China, 31st Oct4th Nov,2014
Workshop
site
 "Laser induced
rescattering electron spectroscopy for ultrafast atomic and
molecular imaging"
T. Morishita,
Atomic and molecular physics: a joint Japanese and French view
over 120 years
July 21st to July 23rd, 2014 – “Abbaye des Vaux de Cernay” 
Cernay la Ville  France
Workshop
site
 "Atomic and molecular tunneling ionization in a static
electric field: From tunneling to overthebarrier regiemes"
T. Morishita,
LPHYS 14, 23 th International Laser Physics Workshop
July 1418, 2014, Sofia, Burgaria
Workshop
site
 "Atomic and Molecular Ionization by Intense Laser Fields: From
Tunneling to OvertheBarrier Regimes"
T. Morishita,
Gordon Research Conference, Photoionization &
Photodetachment, Probing Electronic and Nuclear Dynamics
February 2328, 2014, Hotel Galvez, Galveston, TX
Conference
site
 "Twoelectron dynamics in nonlinear double excitation of
helium by intense ultrashort extremeultraviolet pulses"
T. Morishita,
International Symposium on (e,2e), Double Photoionization and
Related Topics & 17th International Symposium on
Polarization and Correlation in Electronic and Atomic Collisions
Aug 13, 2013, Fe Fei, China.
Worksopt site
 "Atomic and molecular ionization in a static electric field:
From tunneling to overthebarrier regimes",
T. Morishita,
The workshop on Strong Laser Physics, Shangtou university
May 5, 2013, Shangtou, China.
 "Timeresolved analysis and visualization of correlated
motions of electrons in multiply excited states of atoms",
T. Morishita,
YITP workshop "Resonances and
nonHermitian systems in quantum mechanics",
Dec 1113, 2012, Kyoto
Workshop site
 "Ultra HighResolution Imaging of Atoms and Molecules with
Laser Induced Rescattering Electron Spectroscopy",
T. Morishita,
10th Asian International Seminar on Atomic and Molecular
Physics,
Oct 2330, 2012, Taipei, Taiwan
Conference site
 "Twoelectron dynamics in nonlinear double excitation of He by
intense ultrashort EUV pulses"
T. Morishita,
Workshop on Intense Fields and Attosecond Science,
Sep 6. 2012, Aarhus, Denmark
Conference site
 "Laser induced
rescattering electron spectroscopy for ultrafast atomic and
molecular imaging"
T. Morishita,
5th Asian Workshop on Generation and Application of Coherent
XUV and Xray Radiation (5th AWCXR) and the ISSP International
Workshop on Coherent Soft Xray Sciences,
June 2729, 2012, Kasihwa, ISSP, Japan
Conference
site
 ``Accurate retrieval of structureal information of atoms and
molecules by laserinduced rescattering electron spectroscopy''
T. Morishita,
2011 International Workshop on Photoionization (IWP),
May 2225, 2011, Las Vegas (USA)
Conference site
 ``Laser induced rescattering electron spectroscopy of?
ultrafast atomic and molecular imaging''
T. Morishita,
Attosecond Science  Exploring and Controlling Matter on Its
Natural Time Scale , May 927, 2011,Kavli Institute for
Thoeretical Physics Chiana (KITPC), Beijing (Chiana)
Conference
site
 ``Ultra highresolution imaging of atoms and molecules using
intense laser pulses''
T. Morishita,
4 th Asian Workshop on Generation and Applications of Coheret
XUV and Xray Radiation (Jan 2021, 2011), Pohang (Korea)
Conference
site
 ``Ultra HighResolution Imaging of Atoms and Molecules Using
Intense Laser Pulses''
T. Morishita,
Kavil Institute of Theoretical Physics (KITP) Conference: Xray
Science in the 21st Century (August 26, 2010), Santa Barbara
(USA)
Conference
site
 ``Highresolution Spatial and Temporeal Microscopy with
Intenselaserindeuced Rescattering Electrons''
T. Morishita,
26 th International Conference on Photonic, Electronic, and
Atomic Collisions,
July 23, 2009, Kalamazoo, USA
Conference program, p4
 ``Accurate retrieval of structual information from
laserinduced photoelectron and highorder hamonic spectra by
fewcycle intense laser pulses''
T. Morishita,
RIKEN International Symposium on Attosecond Science
April 3, 2009, Wako, Saitama, Japan
Abstracts, pp14
 ``Accurate retrieval of structual information from
laserinduced photoelectron and highorder hamonic spectra by
fewcycle intense laser''
T. Morishita, C. D. Lin, S.
Watanabe,
11 th International Conference on Multiphoton Processes (ICOMP)
September 18  23, 2008, Heidelberg, Germany
 ``Experimental retrieval of target structure information from
laserinduced rescattered photoelectron momentum distributions''
M. Okunishi, T. Morishita,
G. Prumper, K. Shimada, C.D. Lin, S. Watanabe, Kyoshi Ueda,
Gordon Research Conference, PHOTOIONS, PHOTOIONIZATION &
PHOTODETACHMENT
January 27  February 1, 2008 Il Ciocco Hotel and Resort Lucca
(Barga), Italy
seminar site
 ``Attosecond light pulses for observing electron correlations
in atomes''
T. Morishita, S. Watanabe,
and C.D. Lin,
International Seminar on Progress and Excitement in AMO Physics,
UEC, Tokyo, Jan 1718, 2006, Abstract book,p 3,
seminar site
 ``Attosecond light pulses for observing electron correlations
in atomes''
T. Morishita,
Yukawa Institute of Thoeretical Physics Workshop: Binding
Mechanism and New Dynamics in Weakly Bound Systems,
Kyoto, Dec 1214, 2005,
seminar site
 ``Pumpprobe analysis of molecule like motions of doubly
excited states of He'',
T. Morishita, S. Watanabe,
and C. D. Lin,
14 th International Laser Physics Workshop (LPHYS'05) at Kyoto,
Japan,
July 48, 2005, Book of Abstracts, pp139.
LPHYS05
 ``Pumpprobe analysis of doubly excited states of He'',
T. Morishita, S. Watanabe,
and C. D. Lin,
International Seminar on Atomic Processes in Intense Laser
Fields and Related ManyBody Phenomena at Shonan, Japan, January
2123, 2005, Abstract Book, pp24. ISAP
 ``Timeresolved spectroscopy of doubly excited states of
He'',
T. Morishita, S. Watanabe,
and C. D. Lin,
6th Asian International Seminar on Atomic and Molecluar Physics,
at Beijing,China,
September 2023, 2004, Seminar abstracts, pp42. AISAMP6
 ``Hyperspherical analysis of multiply excited states of
atoms'',
T. Morishita and C. D. Lin,
AIP conference proceedngs 697 ed. by G. F. Hanne, L. Malega, and
H. SchmidtBocking, pp165 (2003)
Proceedings of the International Symposium on (e,2e), Double
Photoionization, and Related Topics and the XII International
Symplsium on Polarization and Correlation in Atomic collisions,
at Konigstein, Germany, July 30  August 2nd, 2003 ISPCEAC
 Hyperspherical method for three and four electorn atomic
systems,
T. Morishita and C. D. Lin,
Proceedings of International Seminar on Photoionization in
Atoms, pp 18,
(Kyoto Univ., Kyoto, Japan, Aug. 1920, 2002)
Seminar
site
 Hyperspherical method for triply and quadruply excited states
of atoms,
T. Morishita and C. D. Lin,
5th Asian International Seminar on Atomic and Molecular Physics
(AISAMP5),
pp 112,
(Nara, Japan, Oct. 25, 2002)
 Hyperspherical approach to three and four electorn atoms,
T. Morishita and C. D. Lin,
Fano Memorial Symposioum, Resonances and Reflections: Profiles
of Ugo Fano's Physics and Its Influences, pp13 (ITAMP,
Cambridge, Massachusetts, July 2426, 2002) Seminar Site
 ``Hyperspherical Approach to ThreeElectron Atomic Systems'',
T. Morishita and C. D. Lin,
M. Matsuzawa
Fragmentation and Recombination in Novel 3 and 4Body Systems,
pp 20
(ITAMP, Cambridge, Massachusetts, November 46, 1999)
 "Proton impact excitation of Helium "
T. Morishita, K. Hino, S.
Watanabe, and M. Matsuzawa
4th UKJapan Seminar on the Theory of Atomic Collisions, pp 70
(The Queen's University of Belfast, Belfast, UK, July 1416,
1993)
 "Carrierenvelop e phase dependent photoionization of Xe atoms
in fewcycle IR laser fields"
T. Mizuno, R. Dagar, K. Takeuchi, N. Ishii1, T. Kanai, T. Morishita, and J. Itatani,
The 9th Asian Workshop on Generation and Application of Coherent
XUV and Xray Radiation: The 9th AWCXR
Sapporo, Oct. 1617, 2018
WEB
 "Ultrafast twophoton Rabi oscillation in excited He driven by
femtosecond intense laser fields"
A. Hishikawa, M. Fushitani, C.N. Liu. A. Matsuda, T. Endo, Y.
Toida, Y. Hikosaka, T. Morishita
International Conference on Photonics, Electronic and Atomic
Collisions (ICPEAC)
Conference program WE163, p116 (2015)
WEB
 "Hyperspheriocal calculations of very lowenergy collision in
Coulombic threebody systems"
Y. Zhou, O. I. Tolstikhin, S. Watanabe, and T. Morishita
International Conference on Photonics, Electronic
and Atomic Collisions (ICPEAC)
Conference program TH136, p133 (2015)
WEB
 "Intense nearIR laser induced electronion scattering
experiment on hydrocarbon molecules"
Y. Ito, M. Okunishi, W. Chungcheng, R. R. Lucchese, T. Morishita, O. I. Tolstikhin,
L. B. Madsen, K. Ueda
International Conference on Photonics, Electronic and Atomic
Collisions (ICPEAC)
Conference program MO052, p149 (2015)
WEB
 "Laser induced rescattering photoelectron spectroscopy on
polyatomic molecules"
Y. Ito, M. Okunishi, W. Chuncheng, R.R. Lucchese, T. Morishita, O.I. Tolstikhin,
L.B. Madsen, K. Ueda.
11 th Asian International Seminar on Atomic and molecular
Physics (AISAMP11)
Book of Absracts, p82 (2014)
Conference site
 Tunneling ioniation od atoms by circularly polarized laser
pulses
M. Ohmi, O.I. Tolstikhin, T. Morishita
11 th Asian International Seminar on Atomic and molecular
Physics (AISAMP11)
Book of Absracts, p86 (2014)
Conference site
 Twophoton break up of collinear Coulomb threebody systems by
ultrashort intense laser pulses
H. Hunag, C.N. Liu, T. Morishita
11 th Asian International Seminar on Atomic and molecular
Physics (AISAMP11)
Book of Absracts, p90 (2014)
Conference site
 Atomic and molecular ionization in a static electric field:
From tunneling to overthebarrier regiems
T. Morishita, O.I.
Tolstikhin, L.B. Madsen,
11 th Asian International Seminar on Atomic and molecular
Physics (AISAMP11)
Book of Absracts, p91 (2014)
Conference site
 Signature of new ionization mechanism observed in
photoelectron spectra of Kr and Xe atoms by intrense circular
laser field
R. Zhanf, T. mizuno, T. kanai, O.I. Tolstikhin, T. Morishita, T. Azuma,
11 th Asian International Seminar on Atomic and molecular
Physics (AISAMP11)
Book of Absracts, p92 (2014)
Conference site
 Hypersphoerical approach to very lowenergy collision of
Coulombic threebody systems
Y. Zhou, O.I. Tolstikhin. S. Waatanabe, and T. Morishita
11 th Asian International Seminar on Atomic and molecular
Physics (AISAMP11)
Book of Absracts, p117 (2014)
Conference site
 Firstorder correction terms in the weakfield
asymptotic theory of tunneling ionization"
V. H. Trinh, O.I. Tolstikhin, L. Madsen, and T. Morishita,
XXVIII international Conference on Photoni, Electronic and
Atomic Collisions,
2430 July, 2013, IMP, Lanzhou, China, Fr P3.
Conference site
 "ElectronIon Differential Cross Section extracting from
Highorder AboveThreshold Ionization spectroscopy of C2H4 and
C2H6"
C. Wang, M. Okunishi, R. Licchese, D. Ding, T. Morishita, K. Ueda,
XXVIII international Conference on Photoni, Electronic and
Atomic Collisions,
2430 July, 2013, IMP, Lanzhou, China, Mo P14
Conference site
 "Ionization processes for molecules in strong fields"
L. Hamonou, T. Morishita,
O. I. Tolstilhin, H. Kono, and S. Watanabe,
XXVIII international Conference on Photoni, Electronic and
Atomic Collisions,
2430 July, 2013, IMP, Lanzhou, China, Tu P19
Conference site
 "Intereference of Two Shape Resonances Probed by Rescattering
Photoelecron Spectroscopy of CO2"
M. Okunishi, R.R. Lucchese, T.
Morishita, and K. Ueda
XXVIII international Conference on Photoni, Electronic and
Atomic Collisions,
2430 July, 2013, IMP, Lanzhou, China, Tu P18
Conference site
 "Resolving the
enhanced nonlinear double excitation of helium in ntense
ultrafast extremeultraviolet pulses"
T. Morishita, and C. N.
Liu
XXVIII international Conference on Photoni, Electronic and
Atomic Collisions,
2430 July, 2013, IMP, Lanzhou, China, Tu P15
Conference site
 "Firstorder correcti0on
terms in the weakfield asymptotic theory of tunneling
ionization"
T. Morishita, V. H.
Trinh, and O.I. Tolstikhin
4 th international conference on Attosecond Physics,
July 812, 2013, Paris, p49
Conference site
 "Two photon break up of colinear Coulomb threebody systems by
ultrashort intense laser pulses,
S. Hoang, C. N. Liu, and T. Morishita,
10th Asian
International Seminar on Atomic and Molecular Physics,
Oct 2330, 2012, Taipei, Taiwan, p211
Conference site
 "Higherorder weakfield asymptotic theory of tunneling
ionization for atoms"
H.V. Trinh and T. Morishita,
5th Asian Workshop on Generation and Application of Coherent
XUV and Xray Radiation (5th AWCXR) and the ISSP International
Workshop on Coherent Soft Xray Sciences,
June 2729, 2012, Kasihwa, ISSP, Japan
Conference
site
 "Rescattering electron spectra for oneelectron diatomic
molecule induced by intense laser pulses",
V. Pham, H. Miyagi, and T. Morishita,
5th Asian Workshop on Generation and Application of Coherent
XUV and Xray Radiation (5th AWCXR) and the ISSP International
Workshop on Coherent Soft Xray Sciences,
June 2729, 2012, Kasihwa, ISSP, Japan
Conference
site
 "Highorder harmonic spectra of polarized atom"
M. Ohmi and T. Morishita,
5th Asian Workshop on Generation and Application of Coherent
XUV and Xray Radiation (5th AWCXR) and the ISSP International
Workshop on Coherent Soft Xray Sciences,
June 2729, 2012, Kasihwa, ISSP, Japan
Conference
site
 "Two photon break up of colinear Coulomb threebody systems by
ultrashort intense laser pulses,
S. Hoang and T. Morishita,
5th Asian Workshop on Generation and Application of Coherent
XUV and Xray Radiation (5th AWCXR) and the ISSP International
Workshop on Coherent Soft Xray Sciences,
June 2729, 2012, Kasihwa, ISSP, Japan
Conference
site
 Alignment dependence of ionization of diatomic molecules in
strong electric field
L Hamonou, T. Morishita,
O.I. Tolstikhin,
5th Asian Workshop on
Generation and Application of Coherent XUV and Xray Radiation
(5th AWCXR) and the ISSP International Workshop on Coherent
Soft Xray Sciences,
June 2729, 2012, Kasihwa, ISSP, Japan
Conference
site
 ``Differential cross sections of an electron scattering by
twocentre Coulomb potentials''
H. Miyagi, T. Morishita, S.
Watanabe
XXVII International Conference on Photonic, Electronic and
Atomic Collisions (ICPEAC)
27 July  2 August 2011, Belfast, Northern Ireland, UK
Abstract
 ``Siegertstate method for ionization of molecules in strong
field'' L. Hamonou,
T. Morishita, O. I.
Tolstikhin , S. Watanabe,
XXVII International Conference on Photonic, Electronic and
Atomic Collisions (ICPEAC)
27 July  2 August 2011, Belfast, Northern Ireland, UK
Abstract
 ``Adiabatic Theory for Strong Field Ionization of Atoms''
O. I. Tolstikhin, T. Morishita,
XXVII International Conference on Photonic, Electronic and
Atomic Collisions (ICPEAC)
27 July  2 August 2011, Belfast, Northern Ireland, UK
Abstract
 ``Theoretical study of multiphoton double electron excitation
of He by intense ultrashort EUV pulses''
C.N. Liu , Toru Morishita , T.
Morishita, S. Watanabe, A. Hishikawa
XXVII International Conference on Photonic, Electronic and
Atomic Collisions (ICPEAC)
27 July  2 August 2011, Belfast, Northern Ireland, UK
Abstract
 ``Extracting ElectronIon Differential Scattering Cross
Sections for Partially Aligned Molecules by Laserinduced
Rescattering Photoelectron Spectroscopy''
M. Okunishi, H. Niikura, R. R. Lucchese, T. Morishita, K. Ueda
XXVII International Conference on Photonic, Electronic and
Atomic Collisions (ICPEAC)
27 July  2 August 2011, Belfast, Northern Ireland, UK
Abstract
 ``Siegertstate method for strong field ionization of
molecules''
L. Hamonou, T. Morishita,
O.I. Tolstikhin, and S. Watanabe,
The 12th International Conference on Multiphoton Processes
(ICOMP12) July 3  6 (2011)
and The 3rd International Conference on Attosecond Physics
(ATTO3) July 6  8 (2011)
at Sapporo Conference site
 ``Electronscattering and photoionization of H2+ and heH2+''
H. Miyagi, T. Morishita,
and S. Watanabe,
The 12th International Conference on Multiphoton Processes
(ICOMP12) July 3  6 (2011)
and The 3rd International Conference on Attosecond Physics
(ATTO3) July 6  8 (2011)
at Sapporo Conference site
 ``Adiabatic Theory of Ionization of Atoms by Intense Laser
Pulses''
O. I. Tolstikihin and T. Morishita,
The 12th International Conference on Multiphoton Processes
(ICOMP12) July 3  6 (2011)
and The 3rd International Conference on Attosecond Physics
(ATTO3) July 6  8 (2011)
at Sapporo Conference site
 ''Analysis of highorder harmonic spectra of argon atoms by
intense ω2ω laser pulses''
T. Umegaki, T. Morishita,
S. Watanabe, H. Niikura,
The International Workshop on Modern Science and
Technology（IWMST）
Kitami, Hokkaido, Sep.45 (2010).
 ``Accurate Retrieval of Structural Information of Atoms and
Molecules from LaserInduced Photoelectron and HighOrder
Harmonic Spectra by Intense Laser Pulses'',
T. Morishita, T. Umergaki,
S. Watanabe, O.I. Tolstikhin, A.T. Le, Z. Chen. C. D. Lin
2nd International Conference on Attosecond Physics, Kansas, USA,
July 28Aug 1, 2009
Book of Abstracts p72
Seminar site
 ``Probing the moleculelike modes of doubly excited states of
helium atoms'',
C.N. Liu, T. Morishita, S.
Watanabe,
International Conference on Photonic, Electronic, and Atomic
Collosions,
Kalamazoo, USA, July 2228, 2009
Conference Program, Mo161
Seminar site
 ``Adiabatic theory of ionization of Atoms by intense laser
pulses'',
O. I. Tolstikhin, T. Morishita,
S. Watanabe,
International Conference on Photonic, Electronic, and Atomic
Collosions,
Kalamazoo, USA, July 2228, 2009
Conference Program, Fr184
Seminar site
 ``Accurate retrieval of atomic structuers from highorder
harmonic spectra''
T. Umegaki, T. Morishita,
S. Minemoto, Y.Oguchi, A.T. Le, S. Watanabe, H. Sakai
International Conference on Photonic, Electronic, and Atomic
Collosions,
Kalamazoo, USA, July 2228, 2009
Conference Program, We53
Seminar site
 ``Interference fringes of photoelectron wave packets by super
intense xray laser pulses''
K. Toyota, O.I. Tolstikhin, T.
Morishita, S. Watanabe
International Symposium on Ultrafast intense Laser Science 7,
Abstracts p83 (2009). Kyoto, November 24  28, (2009) Seminar site
 ``Accurate retrieval of atomic strucure from highorder
harmonic spectra''
T. Uemgaki, T. Morishita,
S. Minemoto, Y. Oguchi, A.T. Le, S. Watanabe, and H. Sakai
International Symposium on Ultrafast intense Laser Science 7,
Abstracts p83 (2009). Kyoto, November 24  28, (2009) Seminar site
 ``A new computational method for the laseratom interaction
using the Siegert pseudostate expansion in the
KramersHenneberger frame'',
K. Toyota, T. Morishita,
and S. Watanabe
Attosecond Physics, International Workshop and 391.
WEHeraeusSeminar at Dresden, Germany, August 01  05, poster
#06 (2007)
Seminar site
 ``Analysis of twodimenaional photoelectron momentum spectra
of atmos ionized by short intense lasers'',
T. Morishita, and S.
Watanabe
Attosecond Physics, International Workshop and 391.
WEHeraeusSeminar at Dresden, Germany, August 01  05, poster
#05 (2007)
Seminar site
 ``Accurate retrieval of atomic and molecular structure from
laserinduced photoelectron and highorder harmonic spectra'' T. Morishita, A.T. Le, Z. J.
Chen and C. D. Lin,
Attosecond Physics, International Workshop and 391.
WEHeraeusSeminar at Dresden, Germany, August 01  05, invited
talk (2007) Seminar
site
 ``Twodimenaional electron momentum spectra of atmos ionized
by short intense lasers'',
T. Morishita, Z. Chen, S.
Watanabe, and C.D. Lin
25 th International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Freiburg, Germany, 2531 July,
Th010, (2007).
 ``Rigorous numerical calculation of laseratom interaction by
siegert pseudo state method'',
K. Toyota, O.I. Tolstikhin, T.
Morishita, and S. Watanabe
25 th International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Freiburg, Germany, 2531 July,
Th009, (2007)
 ``The Siegert pseudostate perturbation theory'',
K. Toyota, T. Morishita,
and S. Watanabe
24 th International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Rosario, Argentina, 2026 July,
Abstracts of contributed papers, vol. 2, pp 747 (2005)
 ``A new gyroscopic interference pattern of a split atomic
cloud'',
O.I. Tolstikhin, T. Morishita,
and S. Watanabe
24 th International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Rosario, Argentina, 2026 July,
Abstracts of contributed papers, vol. 2, pp 583 (2005)
 ``PumpProbe analysis of moleculelike modes of doubly
excited states of atoms,''
T. Morishita, S. Watanabe
and C. D. Lin
24 th International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Rosario, Argentina, 2026 July,
Abstracts of contributed papers, vol. 1, pp 140 (2005)
 ``Radial and Angular Correlations and the Classifications of
intershell triply excited stateso,''
T. Morishita and C. D. Lin
23 rd International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Stockholm, Sweden 2329 July, pp
We214 (2003)
 ``Hyperspherical method for three and fourelectron atomic
systems''
T. Morishita and C. D. Lin
23 rd International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Stockholm, Sweden 2329 July, pp
We207 (2003)
 ``Hyperspherical Close Coupling Calculations for Charge
Transfer Cross Sections in He2++H(1s) Collisions at Low
Energies'',
C.N. Liu, A.T. Le, T. Morishita, B. D. Esry and C. D. Lin,
23 rd International conference of the Photonic, Electronic and
Atomic Collisions (ICPEAC) at Stockholm, Sweden 2329 July, pp
We152 (2003)
 ``DOUBLE IONIZATION OF HE BY FAST PROTON AND ANTIPROTON
IMPACT USING HYPERSPHERICAL L2INTEGRABLE BASIS METHOD''
T. Morishita, T. Sasajima,
S. Watanabe, and M. Matsuzawa, 23 rd International conference of
the Photonic, Electronic and Atomic Collisions (ICPEAC) at
Stockholm, Sweden 2329 July, pp Tu089 (2003)
 Hyperspherical L^{2}integrable basis method for
energetic proton and antiproton impac ionization of He
T. Morishita, K. Hino, S.
Watanabe, and M. Matsuzawa,
22 nd International conference of the Physics of Electronic and
Atomic Collisions (ICPEAC) at Santa Fe, USA, pp 475 (2001)
 Molecule like modes of intershell triply excited states
T. Morishita, Y. Li, C. D.
Lin,
21 nd International conference of the Physics of Electronic and
Atomic Collisions (ICPEAC) at Sendai, Japan, VOL2, pp 275 (1999)
 Double electron excitation of He to tje (2lnl') and (3l3l')
manifolds by fast proton and antiproton impact
T. Morishita, K. Hino, S.
Watanabe, and M. Matsuzawa
14 th International Conference on Atomic Physics (ICAP) at
Boulder, USA ,pp 2R3 (1994)
 Double electron excitation of He by fast proton and antiproton
impact: Theory of interference of excitation and ionization
channles of He
T. Morishita, K. Hino, S.
Watanabe, and M. Matsuzawa
18 th International conference of the Physics of Electronic and
Atomic Collisions (ICPEAC) at Aarhus, Denmark,pp 529 (1993)
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