Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Katerina A. Vinogradova"'
Autor:
Julia A. Malakhova, Aleksey S. Berezin, Evgeni M. Glebov, Viktoriya A. Sannikova, Aleksey Yu. Vorob'ev, Natalia V. Pervukhina, Dmitrii Yu. Naumov, Dmitry S. Kolybalov, Mikhail M. Syrokvashin, Katerina A. Vinogradova
Publikováno v:
Inorganica Chimica Acta. 555:121604
Autor:
Nikita A. Shekhovtsov, Elena B. Nikolaenkova, Alexey S. Berezin, Victor F. Plyusnin, Katerina A. Vinogradova, Dmitry Yu. Naumov, Natalia V. Pervukhina, Alexsei Ya. Tikhonov, Mark B. Bushuev
Publikováno v:
Dalton Transactions. 51:15166-15188
Tuning ESIPT by expanding π-conjugation of a proton-accepting moiety: the quinolin-2-yl group facilitates the delocalization of electrical charge and promotes the ESIPT reaction.
Autor:
Nikita A. Shekhovtsov, Katerina A. Vinogradova, Sofia N. Vorobyova, Alexey S. Berezin, Victor F. Plyusnin, Dmitry Yu. Naumov, Natalia V. Pervukhina, Elena B. Nikolaenkova, Alexsei Ya. Tikhonov, Mark B. Bushuev
Publikováno v:
Dalton Transactions. 51:9818-9835
ESIPT-capable zinc(ii) complexes with an ESIPT-ligand featuring spatially separated metal binding and ESIPT sites have been synthesized. The complexes undergo phototautomerization and show excitation wavelength dependent fluorescence.
Autor:
Nikita Shekhovtsov, Elena B Nikolaenkova, Sofia Vorob'eva, Victor F. Plyusnin, Katerina A. Vinogradova, Taisiya Sukhikh, Alexsei Ya. Tikhonov, Mark B Bushuev
Publikováno v:
Dalton Transactions.
Rational design of ESIPT-capable metal complexes (ESIPT – Excited State Intramolecular Proton Transfer) requires two sites, namely an ESIPT site and a metal binding site, to be spatially separated into...
Autor:
Nikita A, Shekhovtsov, Elena B, Nikolaenkova, Alexey S, Berezin, Victor F, Plyusnin, Katerina A, Vinogradova, Dmitry Yu, Naumov, Natalia V, Pervukhina, Alexsei Ya, Tikhonov, Mark B, Bushuev
Publikováno v:
Dalton transactions (Cambridge, England : 2003). 51(39)
The emission of ESIPT-fluorophores is known to be sensitive to various external and internal stimuli and can be fine-tuned through substitution in the proton-donating and proton-accepting groups. The incorporation of metal ions in the molecules of ES
Autor:
Nikita A. Shekhovtsov, Tatyana E. Kokina, Katerina A. Vinogradova, Andrey Y. Panarin, Marianna I. Rakhmanova, Dmitry Y. Naumov, Natalya V. Pervukhina, Elena B. Nikolaenkova, Viktor P. Krivopalov, Rafał Czerwieniec, Mark B. Bushuev
Publikováno v:
Dalton transactions (Cambridge, England : 2003). 51(7)
Mononuclear copper(i) complexes demonstrate T1 → S0 phosphorescence in the near-infrared region associated with ligand-to-metal charge transfer. The most effective intersystem crossing channels are S6 → T7, S6 → T8 and S10 → T12.
Autor:
Mark B. Bushuev, Viktor P. Krivopalov, Elena B. Nikolaenkova, Katerina A. Vinogradova, Nikita A. Shekhovtsov
Publikováno v:
Journal of Structural Chemistry. 61:1521-1529
DFT and TD-DFT calculations at the B3LYP/LANL2DZ level of theory are performed in order to explain the origins of dual fluorescence and uncover the relaxation pathways of 2-amino-4-methylpyrimidine (L). The computations are in good agreement with exp
Publikováno v:
Journal of Structural Chemistry. 61:1380-1389
Magnetic and thermodynamic properties of heteroanion complex compounds in the Fe2+–ATrz– $$\text{NO}^{-}_3$$ – $$\text{SO}_4^{2-}$$ (ATrz = 4-amino-1,2,4-triazole) system are studied. The Fe(ATrz)3(NO3)2(1–x)(SO4)x·nH2O phases are synthesize
Autor:
Katerina A. Vinogradova, Nikita A. Shekhovtsov, Viktor P. Krivopalov, Mark B. Bushuev, Elena B. Nikolaenkova, Alexey S. Berezin, Taisiya S. Sukhikh
Publikováno v:
Inorganic Chemistry Frontiers. 7:2212-2223
Silver(I) complexes with 2-amino-4-phenyl-6-methylpyrimidine (L), [Ag3L2(H2O)0.55(NO3)3]n (1) and [Ag2L2(PPh3)2(NO3)2] (2), have been synthesized and structurally characterized. In the solid state the free ligand L demonstrates dual fluorescence: a h
Autor:
Elena B. Nikolaenkova, Natalia V. Pervukhina, Katerina A. Vinogradova, Mark B. Bushuev, Alexey S. Berezin, Victor F. Plyusnin, Dmitry Yu. Naumov, Nikita A. Shekhovtsov, Alexsei Ya. Tikhonov
Publikováno v:
ChemPlusChem. 86(10)
The ability of 1-hydroxy-1H-imidazoles to exist in the form of two prototropic tautomers, the N-hydroxy and the N-oxide forms, can be utilized in the design of new types of ESIPT-fluorophores (ESIPT=excited state intramolecular proton transfer). Here