536
Y. Ooyama
Ooyama Y, Hagiwara Y, Mizumo T, Harima Y, Ohshita J (2013a) Synthesis of diphenylaminocarbazole substituted BODIPY dyes and their photovoltaic performance in dye-sensitized solar
cells. RSC Adv 3:18099–18106
Ooyama Y, Hagiwara Y, Mizumo T, Harima Y, Ohshita J (2013b) Photovoltaic performance of
dye-sensitized solar cells based on D–π–A type BODIPY dye with two pyridyl groups. New J
Chem 37:2479–2485
Ooyama Y, Yamaguchi N, Imae I, Komaguchi K, Ohshita J, Harima Y (2013c) Dye-sensitized solar
cells based on D–π–A fluorescent dyes with two pyridyl groups as an electron- withdrawinginjecting anchoring group. Chem Commun 49:2548–2550
Ooyama Y, Sato T, Harima Y, Ohshita J (2014a) Development of a D–π–A dye with benzothienopyridine as the electron-withdrawing anchoring group for dye-sensitized solar cells. J Mater Chem
A 2:3293–3296
Ooyama Y, Uenaka K, Harima Y, Ohshita J (2014b) Development of D–π–A dyes with a pyrazine
ring as an electron-withdrawing anchoring group for dye-sensitized solar cells. RSC Adv
4:30225–30228
Ooyama Y, Yamada T, Fujita T, Harima Y, Ohshita J (2014c) Development of D–π–Cat fluorescent
dyes with a catechol group for dye-sensitized solar cells based on dye-to-TiO 2 charge transfer. J
Mater Chem A 2:8500–8511
Ooyama Y, Uenaka K, Ohshita J (2015a) Development of D–π–A fluorescent dyes with a 3-pyridyl
group as electron-withdrawing anchoring group for dye-sensitized solar cells. Eur J Org Chem
3713–3720
Ooyama Y, Uenaka K, Ohshita J (2015b) Synthesis, optical, electrochemical and photovoltaic
properties of a D–π–A fluorescent dye with triazine ring as electron-withdrawing anchoring
group for dye-sensitized solar cells. RSC Adv 5:21012–21018
Ooyama Y, Uenaka K, Ohshita J (2015c) Development of a functionally separated D–π-A fluorescent dye with a pyrazyl group as an electron-accepting group for dye-sensitized solar cells. Org
Chem Front 2:552–559
Ooyama Y, Uenaka K, Sato T, Shibayama N, Ohshita J (2015d) Effective co-sensitization using
D–π–A dyes with a pyridyl group adsorbing at Brønsted acid sites and Lewis acid sites on a TiO 2
surface for dye-sensitized solar cells. RSC Adv. 5:2531–2535
Ooyama Y, Uenaka K, Kanda M, Yamada T, Shibayama N, Ohshita J (2015e) A new co-sensitization
method employing D–π–A dye with pyridyl group and D–π–Cat dye with catechol unit for
dye-sensitized solar cells. Dyes Pigm 122:40–45
Ooyama Y, Kanda M, Uenaka K, Ohshita J (2015f) Effect of substituents in catechol dye sensitizers
on photovoltaic performance of type II dye-sensitized solar cells. Chem Phys Chem 16:3049–3057
Ooyama Y, Uenaka K, Kamimura T, Ozako S, Kanda M, Koide T, Tani F (2016a) Dye- sensitized
solar cell based on an inclusion complex of a cyclic porphyrin dimer bearing four 4-pyridyl groups
and fullerene C 60 . RSC Adv 6:16150–16158
Ooyama Y, Furue K, Enoki T, Kanda M, Adachi Y, Ohshita J (2016b) Development of typeI/type-II hybrid dye sensitizer with both pyridyl group and catechol unit as anchoring group for
type-I/type-II dye-sensitized solar cell. Phys Chem Chem Phys 18:30662–30676
Ooyama Y, Yamaguchi N, Ohshita J, Harima Y (2016c) Impact of the molecular structure and
adsorption mode of D–π–A dye sensitizers with a pyridyl group in dye-sensitized solar cells on
the adsorption equilibrium constant for dye-adsorption on TiO 2 surface. Phys Chem Chem Phys
18:32992–32998
Ooyama Y, Kanda M, EnoKi T, Adachi Y, Ohshita J (2017a) Synthesis, optical and electrochemical
properties, and photovoltaic performance of a panchromatic and near-infrared (D) 2 –π–A type
BODIPY dye with pyridyl group or cyanoacrylic acid. RSC Adv 7:13072–13081
Ooyama Y, Yamaji K, Ohshita J (2017b) Photovoltaic performances of type-II dye-sensitized solar
cells based on catechol dye sensitizers: retardation of back-electron transfer by PET (photoinduced electron transfer). Mater Chem Front 1:2243–2255
Otsuka A, Funabiki K, Sugiyama N, Yoshida T, Minoura H, Matsui M (2006) Dye sensitization of
ZnO by unsymmetrical squaraine dyes suppressing aggregation. Chem Lett 35:666–667
Y. Ooyama
Ooyama Y, Hagiwara Y, Mizumo T, Harima Y, Ohshita J (2013a) Synthesis of diphenylaminocarbazole substituted BODIPY dyes and their photovoltaic performance in dye-sensitized solar
cells. RSC Adv 3:18099–18106
Ooyama Y, Hagiwara Y, Mizumo T, Harima Y, Ohshita J (2013b) Photovoltaic performance of
dye-sensitized solar cells based on D–π–A type BODIPY dye with two pyridyl groups. New J
Chem 37:2479–2485
Ooyama Y, Yamaguchi N, Imae I, Komaguchi K, Ohshita J, Harima Y (2013c) Dye-sensitized solar
cells based on D–π–A fluorescent dyes with two pyridyl groups as an electron- withdrawinginjecting anchoring group. Chem Commun 49:2548–2550
Ooyama Y, Sato T, Harima Y, Ohshita J (2014a) Development of a D–π–A dye with benzothienopyridine as the electron-withdrawing anchoring group for dye-sensitized solar cells. J Mater Chem
A 2:3293–3296
Ooyama Y, Uenaka K, Harima Y, Ohshita J (2014b) Development of D–π–A dyes with a pyrazine
ring as an electron-withdrawing anchoring group for dye-sensitized solar cells. RSC Adv
4:30225–30228
Ooyama Y, Yamada T, Fujita T, Harima Y, Ohshita J (2014c) Development of D–π–Cat fluorescent
dyes with a catechol group for dye-sensitized solar cells based on dye-to-TiO 2 charge transfer. J
Mater Chem A 2:8500–8511
Ooyama Y, Uenaka K, Ohshita J (2015a) Development of D–π–A fluorescent dyes with a 3-pyridyl
group as electron-withdrawing anchoring group for dye-sensitized solar cells. Eur J Org Chem
3713–3720
Ooyama Y, Uenaka K, Ohshita J (2015b) Synthesis, optical, electrochemical and photovoltaic
properties of a D–π–A fluorescent dye with triazine ring as electron-withdrawing anchoring
group for dye-sensitized solar cells. RSC Adv 5:21012–21018
Ooyama Y, Uenaka K, Ohshita J (2015c) Development of a functionally separated D–π-A fluorescent dye with a pyrazyl group as an electron-accepting group for dye-sensitized solar cells. Org
Chem Front 2:552–559
Ooyama Y, Uenaka K, Sato T, Shibayama N, Ohshita J (2015d) Effective co-sensitization using
D–π–A dyes with a pyridyl group adsorbing at Brønsted acid sites and Lewis acid sites on a TiO 2
surface for dye-sensitized solar cells. RSC Adv. 5:2531–2535
Ooyama Y, Uenaka K, Kanda M, Yamada T, Shibayama N, Ohshita J (2015e) A new co-sensitization
method employing D–π–A dye with pyridyl group and D–π–Cat dye with catechol unit for
dye-sensitized solar cells. Dyes Pigm 122:40–45
Ooyama Y, Kanda M, Uenaka K, Ohshita J (2015f) Effect of substituents in catechol dye sensitizers
on photovoltaic performance of type II dye-sensitized solar cells. Chem Phys Chem 16:3049–3057
Ooyama Y, Uenaka K, Kamimura T, Ozako S, Kanda M, Koide T, Tani F (2016a) Dye- sensitized
solar cell based on an inclusion complex of a cyclic porphyrin dimer bearing four 4-pyridyl groups
and fullerene C 60 . RSC Adv 6:16150–16158
Ooyama Y, Furue K, Enoki T, Kanda M, Adachi Y, Ohshita J (2016b) Development of typeI/type-II hybrid dye sensitizer with both pyridyl group and catechol unit as anchoring group for
type-I/type-II dye-sensitized solar cell. Phys Chem Chem Phys 18:30662–30676
Ooyama Y, Yamaguchi N, Ohshita J, Harima Y (2016c) Impact of the molecular structure and
adsorption mode of D–π–A dye sensitizers with a pyridyl group in dye-sensitized solar cells on
the adsorption equilibrium constant for dye-adsorption on TiO 2 surface. Phys Chem Chem Phys
18:32992–32998
Ooyama Y, Kanda M, EnoKi T, Adachi Y, Ohshita J (2017a) Synthesis, optical and electrochemical
properties, and photovoltaic performance of a panchromatic and near-infrared (D) 2 –π–A type
BODIPY dye with pyridyl group or cyanoacrylic acid. RSC Adv 7:13072–13081
Ooyama Y, Yamaji K, Ohshita J (2017b) Photovoltaic performances of type-II dye-sensitized solar
cells based on catechol dye sensitizers: retardation of back-electron transfer by PET (photoinduced electron transfer). Mater Chem Front 1:2243–2255
Otsuka A, Funabiki K, Sugiyama N, Yoshida T, Minoura H, Matsui M (2006) Dye sensitization of
ZnO by unsymmetrical squaraine dyes suppressing aggregation. Chem Lett 35:666–667