Zobrazeno 1 - 10
of 49
pro vyhledávání: '"V. G. Plotnikov"'
Publikováno v:
Russian Physics Journal. 63:1363-1369
The results of investigations of the properties of cyanine dye dimers in the triplet state are presented. The formation of dimers is demonstrated as two absorption bands of differing intensities, which are due to splitting of the S*-level of monomers
Publikováno v:
High Energy Chemistry. 51:420-423
The dark process (posteffect) of increasing the electrical conductivity and spectral absorption in the graphene oxide (GO) film after its preliminary UV irradiation has been studied. The posteffect is due to the conformational relaxation of the struc
Autor:
Vitaly G. Avakyan, V. G. Plotnikov, M. V. Alfimov, G. V. Zakharova, Alexander K. Chibisov, L. S. Atabekyan
Publikováno v:
High Energy Chemistry. 51:440-448
Thiacarbo- and thiadicarbocyanine indolenine and thiazoline polymethine dyes form host‒guest complexes with cucurbit[7,8]urils in water. Cucurbit[7]uril forms preferentially 1: 1 and 1: 2 monomeric complexes and cucurbit[8]uril forms 2: 1 and 2: 2
Autor:
Vitaly G. Avakyan, S. K. Sazonov, N. A. Lobova, Sergey P. Gromov, E. Yu. Grushnikova, V. G. Plotnikov, P. V. Lebedev-Stepanov, A. S. Stepko
Publikováno v:
Doklady Physical Chemistry. 476:169-172
Spectral properties of inclusion complexes of cucurbit[7]uril (CB[7]) with styryl dye dications containing N-ammonioalkyl substituents of various length (D1, D2, D3) in water have been studied. The optimized structures of these complexes calculated b
Autor:
V. N. Nuriev, Alexander K. Chibisov, F. S. Zyuz’kevich, V. N. Gutrov, Sergey Z. Vatsadze, V. G. Plotnikov, Sergey P. Gromov, G. V. Zakharova, G. V. Gavrilova
Publikováno v:
High Energy Chemistry. 51:113-117
Spectral, luminescent and time-resolved characteristics of 2,5-dibenzylidenecyclopentanone and its symmetrical derivatives (bis(N,N-diethylamino-), dimethoxy-, tetramethoxy-, dimethylthio-, and bis-18- crown-6 derivative) have been studied in media o
Autor:
Vitaly G. Avakyan, G. V. Zakharova, Sergey P. Gromov, V. G. Plotnikov, Alexander K. Chibisov, V. N. Nuriev, Sergey Z. Vatsadze, F. S. Zyuz’kevich, V. N. Gutrov
Publikováno v:
High Energy Chemistry. 50:442-446
Photoinduced processes in bis(diethylaminobenzylidene)cyclohexanone (CH1) and its bis(aza-18-crown-6) derivative (CH2) in acetonitrile at ambient temperature and 77 K have been studied. The absorption, fluorescence, and phosphorescence spectra of CH1
Publikováno v:
Russian Physics Journal. 59:513-524
Models of quantum-chemical calculation of rate constants for internal processes and intersystem crossing in polyatomic molecules are considered. The influence of the nature of electronically excited states in organic compounds is investigated. It is
Publikováno v:
High Energy Chemistry. 50:51-59
Experimentally revealed features of thermal and photochemical deoxidation of graphene oxide (GO) in films are reported. A difference in mechanism between the photoreduction and thermal reduction of GO has been shown. The mechanism of photochemical de
Autor:
F. S. Zyuz’kevich, Alexander K. Chibisov, V. N. Nuriev, Sergey P. Gromov, G. V. Zakharova, Sergey Z. Vatsadze, V. G. Plotnikov
Publikováno v:
High Energy Chemistry. 50:27-31
Photoprocesses in bis(diethylaminobenzylidene)cyclopentanone (D1) and its bis(aza-18-crown-6) derivative (D2) have been studied in acetonitrile. The absorption, fluorescence, and phosphorescence spectra of D1 are similar to those of D2. Laser excitat
Publikováno v:
High energy chemistry. 2015. Vol. 49, № 6. P. 394-406
The mechanism of formation of triplet excited states of molecular systems in photonics and radiation chemistry has been considered. Intersystem crossing processes, two-photon excitation of high triplet states, and their evolution are discussed. The s