* Important papers

R. Nakamura, K. Nakagawa, T. Horibe, H. Hashimoto, M. Nango, and M. Yoshizawa, gUltrafast spectroscopy of the reconstituted LH1 complex from Rhodospirillum rubrumh, to be submitted to J. Phys. Chem. B.

M. Yoshizawa, D. Kosumi, K. Abe, R. Nakamura, M. Fujiwara, and H. Hashimoto, gTime-resolved two-photon pump dispersive spectroscopy of the dark excited state (S_{1}) in ƒÀ-Caroteneh, to be submitted to Chem. Phys. Lett.

D. Kosumi, K. Abe, H. Karasawa, M. Fujiwara, H. Hashimoto, and M. Yoshizawa, hUltrafast relaxation kinetics of all-trans-ƒÀ-carotene explored by linear and nonlinear excitationsh, to be submitted to Chem. Phys.

D. Kosumi, M. Fujiwara, H. Hashimoto, and M. Yoshizawa, hUltrafast nonlinear optical responses in all-trans-ƒÀ-carotene under the non-resonant excitation to the optically allowed S_{2}stateh, to be submitted to J. Phys. Soc. Jpn.

K. Abe, D. Kosumi, K. Yanagi, M. Miyata, H. Kataura, and M. Yoshizawa, hUltrafast energy transfer between single-walled carbon nanotubes and encapsulated ƒÀ-caroteneh, submitted to Carotenoid Science.

D. Kosumi, M. Fujiwara, R. Fujii, R. J. Cogdell, H. Hashimoto, and M. Yoshizawa, hConjugation length dependence of the ultrafast relaxation kinetics of the S_{2}and S_{1}states in ƒÀ-carotene homologs and lycopene studied by femtosecond time-resolved absorption and Kerr-gate fluorescence spectroscopiesh, submitted to J. Phys. Chem.

*K. Abe, D. Kosumi, K. Yanagi, Y. Miyata, H. Kataura, and M. Yoshizawa, hLight-harvesting function of ƒÀ-carotene inside carbon nanotubes explored by femtosecond absorption spectroscopyh, Phys. Rev. B, 77(16), 165436/1-6 (2008).

D. Kosumi, H. Hashimoto, and M. Yoshizawa, hThe S_{1}relaxation kinetics of all-trans-ƒÀ-carotene explored by two-photon excitationh, Carotenoid Science, 13, 49-52 (2008).

K. Abe, D. Kosumi, K. Yanagi, M. Miyata, H. Kataura, and M. Yoshizawa, hUltrafast excited energy transfer from ƒÀ-carotene inside single-walled carbon nanotubesh, Carotenoid Science, 13, 46-48 (2008).

M. Yoshizawa, D. Kosumi, M. Komukai, K. Yanagi, R. Fujii, and H. Hashimoto, hThe S_{2}excited state and nonlinear optical effects in carotenoids investigated by femtosecond fluorescence and absorption spectroscopiesh, Carotenoid Science, 11, 21-25 (2007).

D. Kosumi, S. Minato, H. Hashimoto, and M. Yoshizawa, h Delay time dependence of stimulated Raman spectrum of the S_{1}excited state in ƒÀ-caroteneh, Carotenoid Science, 11, 35-37 (2007).

*D.
Kosumi, K. Yanagi, R. Fujii, H. Hashimoto, and M. Yoshizawa,

hConjugation length dependence of relaxation kinetics in ƒÀ-carotene homologs
probed by

femtosecond Kerr-gate fluorescence spectroscopyh,

Chem. Phys. Lett. 425(1-3), 66-70,(2006).

D. Kosumi, K. Yanagi,
H. Hashimoto, and M. Yoshizawa,

hConjugation length dependence of ultrafast fluorescence in
all-trans-carotenoidsh,

Carotenoid Science 10, 68-71 (2006).

M. Yoshizawa, D.
Kosumi, M. Komukai, K. Yanagi, and H. Hashimoto,

gInitial Relaxation Kinetics and Nonlinear Optical Responses in ƒÀ-Carotene
Investigated by

Resonant and Nonresonant Photoexcitationsh,

Carotenoid Science 10, 65-67 (2006).

M. Yoshizawa, D.
Kosumi, M. Komukai, and H. Hashimoto,

gUltrafast optical responses of three-level systems in ƒÀ-carotene: Resonance to
a highly lying

n^{1}A_{g}^{-} excited stateh,

Laser Phys. 16(2),325-330 (2006).

*D.
Kosumi, M. Komukai, H. Hashimoto, and M. Yoshizawa,

hUltrafast Dynamics of All-trans-b-Carotene
Explored by Resonant and Nonresonant Photoexcitationsh,

Phys. Rev. Lett. 95, 213601/1-4 (2005).

D. Kosumi, K. Yanagi, T. Nishio, H.
Hashimoto, and M. Yoshizawa,

gExcitation energy dependence of excited states dynamics in all-trans-carotenes
determined by

femtosecond absorption and fluorescence spectroscopyh,

Chem. Phys. Lett. 408 , 89-95 (2005).

M. Yoshizawa, D.
Kosumi, M. Komukai, K. Yanagi, and H. Hashimoto,

gExcitation Energy Dependence of Relaxation Kinetics and Nonlinear Optical
Responses in

all-trans-carotenoidsh,

Carotenoid Science, 9, 114-114 (2005) .

D. Kosumi, M. Komukai, K. Yanagi, H,
Hashimoto, and M. Yoshizawa,

gTime-resolved Absorption and Fluorescence Spectroscopy in Carotenoids Using
Tunable

Femtosecond Pump Pulsesh,

Carotenoid Science 8, 62-64 (2005).

M. Yoshizawa, D. Kosumi, M. Komukai, K.
Yanagi, and H. Hashimoto,

gDynamics of Carotenoids Probed by Femtosecond Absorption, Fluorescence, and
Raman

Spectroscopy g,

Ultrafast Phenomena XIV, Springer Series in Chemical Physics 79, pp.589-591
(2005).

H. Hashimoto, K. Yanagi,
M. Yoshizawa, D. Polli, G. Cerullo, G. Lanzani, S. De Silvestri, A. T. Gardiner,

and R. J. Cogdell,

"The Very Early Events Following Photoexcitation of
Carotenoids",

Archives of Biochemistry and Biophysics 430, 61-69 (2004).

D. Kosumi, H.
Hashimoto, and M. Yoshizawa,

"Pump wavelength dependence of ultrafast relaxation kinetics in
ƒÀ-carotene",

Carotenoid Science 7, 29-31 (2004).

M. Yoshizawa, H. Aoki,
M. Ue, and H. Hashimoto,

"Ultrafast Relaxation Kinetics in Mini- and Macro-Carotenes Investigated by
Femtosecond Absorption

and Raman Spectroscopy",

Carotenoid Science 6, 24-25 (2003).

M. Yoshizawa and H.
Hashimoto,

"Ultrafast dynamics in a series of carotenoids investigated by time-resolved
stimulated Raman

spectroscopy",

SPIE Proceedings of International Symposium on Optical Science and Technology,
5212, 13-22 (2003).

M.
Yoshizawa, H. Aoki, M. Ue, and H. Hashimoto

"Ultrafast Relaxation Kinetics of Excited States in a Series of Mini- and
Macro-ƒÀ-Carotenes",

Phys. Rev. B 67, 174302 (2003) .

M. Yoshizawa, H. Aoki,
M. Ue, and H. Hashimoto,

"Ultrafast Relaxation Kinetics in Mini- and Macro-Carotenes Investigated by
Femtosecond Absorption

and Raman Spectroscopy",

Carotenoid Science 6, 24 (2003).

M. Yoshizawa, H. Aoki,
and H. Hashimoto,

" Femtosecond Time-Resolved Raman Signals on Ultrafast Dynamics in All-*trans*-ƒÀ-Carotene",

Bull. Chem. Soc. Jpn. 75, 949 (2002).

M. Yoshizawa, H. Aoki,
M. Ue, T. Yamada, and H. Hashimoto,

gUltrafast Relaxation in a
Series of Carotenes with Several Polyene Lengthsh,

Carotenoid Science 5, 39 (2002).

*M.
Yoshizawa, H. Aoki, and H. Hashimoto,

"Vibrational relaxation of the 2A_{g} excited state in all-trans-ƒÀ-carotene
obtained by femtosecond

time-resolved
Raman spectroscopy",

Phys. Rev. B 63, 0301 (2001).

M.
Yoshizawa, H. Aoki, and H. Hashimoto,

"Femtosecond time-resolved Raman spectroscopy of the excited states of
ƒÀ-carotene",

Carotenoid Science 4, 15 (2001).

*M.
Yoshizawa and M. Kurosawa

" Femtosecond time-resolved Raman spectroscopy using stimulated Raman
scattering",

Phys. Rev. A6101, 3808(2000).

M.
Yoshizawa, M. Kubo, and M. Kurosawa,

"Ultrafast photoisomerization in DCM dye observed by new femtosecond Raman
spectroscopy",

J. Lumin. 87-89, 739(2000).

M.
Yoshizawa, A. Kubo, and S. Saikan

"Femtosecond relaxation kinetics of fluorescent and
nonfluorescent states in blue- and red-phase polydiacetylenes",

Phys. Rev. B60, 15632(1999).

M.
Yoshizawa, K. Suzuki, A. Kubo, and S. Saikan

"Femtosecond study of S_{2} fluorescence in malachite green in
solutions",

Chem. Phys. Lett. 290, 43(1998).

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