Výsledky vyhledávání - "Kazutoshi Keyaki"

Photoinduced charge separation of phenothiazine–platinum–naphthalene diimide triads linked by twisted phenylene bridges

Autor: Ryoji Sugimura, Masatoshi Kozaki, Keiji Okada, Noriaki Ikeda, Hironori Matsushita, Koichi Nozaki, Kazutoshi Keyaki, Shuichi Suzuki

Publikováno v: Research on Chemical Intermediates. 39:185-204

Two triads (i.e., 3PTZ–Pt–MNDI and 10PTZ–Pt–MNDI) consisting of 3-phenothiazine (3PTZ) or 10-phenothiazine (10PTZ), bipyridine–diacetylide platinum complex (Pt), and naphthalene diimide (MNDI) chromophores linked by highly twisted biphenyle

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a86c9391a85cc1c3761775ba9874b6d8
https://doi.org/10.1007/s11164-012-0642-6

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Photophysical Properties of Ruthenium(II) Polypyridyl-Gold(I) Ethynyl Dyads and Triads Containing Mono- or Diethynylphenanthroline Incorporated into Gold(I) Triphenylphosphine Organometallics

Autor: Michito Shiotsuka, Kazutoshi Keyaki, Koichi Nozaki, Yasushi Tsuji

Publikováno v: Inorganic Chemistry. 49:4186-4193

A new ruthenium(II)-gold(I) dyad, [Ru(bpy)(2){5-{(PPh(3))-Au-C[tripe bond]C}-phen}](PF(6))(2) (2), with a different substituted site compared to [Ru(bpy)(2){3-{(PPh(3))-Au-C[triple bond]C}-phen}](PF(6))(2) (1), and a triad, [Ru(bpy)(2){3,6-bis{(PPh(3

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::317e4cd3226ddc73678494bf4093c206
https://doi.org/10.1021/ic902417m

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Photoinduced Electron Transfer of N-[(3- and 4-Diarylamino)phenyl]-1,8-Naphthalimide Dyads: Orbital-Orthogonal Approach in a Short-linked D−A System

Autor: Shuichi Suzuki, Akio Ichimura, Toshio Matsushita, Kazutoshi Keyaki, Seiichiro Takahashi, Masatoshi Kozaki, Keiji Okada, Koichi Nozaki

Publikováno v: The Journal of Physical Chemistry A. 112:2533-2542

The photoinduced electron transfer of a series of meta- and para-linked triphenylamine-naphthalimide dyads, N-{3- and 4-[bis(4-R-substituted phenyl)amino]phenyl}-1,8-naphthalimide, 1m,p (R = H), 2m,p (R = Me), 3m,p (R = OMe), and 4m,p (R = NMe2) was

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dfae0b65af1d524a22ad2884ebb4cdb0
https://doi.org/10.1021/jp710102h

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Photoinduced Charge Separation of 10-Phenyl-10H-phenothiazine–2-Phenylanthraquinone Dyad Bridged by Bicyclo[2.2.2]octane

Autor: Kimio Akiyama, Noriaki Ikeda, Masatoshi Kozaki, Keiji Okada, Koichi Nozaki, Kazutoshi Keyaki, Ayumu Karimata, Shuichi Suzuki, Hidetoshi Kawauchi

Publikováno v: Chemistry Letters. 42:794-796

Photoinduced charge separation of a phenothiazine–anthraquinone dyad 1 with a rigid bicyclo[2.2.2]octane spacer was investigated by means of picosecond and nanosecond transient absorption and time-...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::85d0c4b67df82a55a0a85dbfce3fe6ec
https://doi.org/10.1246/cl.130062

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Construction of a photoactive supramolecular system based on a platinum(II) bis-acetylide building block incorporated into a ruthenium(II) polypyridyl complex

Autor: Naoki Nishiko, Michito Shiotsuka, Kazutoshi Keyaki, Koichi Nozaki

Publikováno v: Dalton transactions (Cambridge, England : 2003). 39(7)

A new ruthenium(ii) polypyridyl-platinum(ii) diethynyl triad containing 3-ethynylphenanthroline linked by platinum(ii) bis-tributylphosphine organometallics, Ru(ii)-Pt(ii)-Ru(ii), and platinum(ii) bis-ethynylphenanthroline complex has been prepared.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d25862ef9a0399dd7b2b8da1232c7e1d
https://pubmed.ncbi.nlm.nih.gov/20449429

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Highly efficient photoproduction of charge-separated states in donor-acceptor-linked bis(acetylide) platinum complexes

Autor: Ryoji Sugimura, Kimio Akiyama, Masatoshi Kozaki, Keiji Okada, Koichi Nozaki, Noriaki Ikeda, Kazutoshi Keyaki, Shuichi Suzuki

Publikováno v: Journal of the American Chemical Society. 131(30)

We report a highly efficient charge separation system, D-Pt-A, where D (triphenylamine) and A (naphthalenediimide) are bonded to the Pt moiety through highly twisted phenylene ethynylene linkages. The quantum yields for the formation of the charge-se

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2f8db37dc7d380c91b4119735e1fa391
https://pubmed.ncbi.nlm.nih.gov/19722616

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