Zobrazeno 1 - 7
of 7
pro vyhledávání: '"E. S. Jarnikova"'
Autor:
Iuliia V. Aksenova, Ivan P. Pozdnyakov, Mikhail B. Berezin, E. S. Jarnikova, Victor F. Plyusnin, Marina V. Parkhats, Natalia A. Bumagina, Rimma T. Kuznetsova, Boris M. Dzhagarov
Publikováno v:
Journal of Photochemistry and Photobiology A: Chemistry. 344:206-211
A comparative study of spectral-kinetic characteristics of excited states of new synthesized compounds − derivatives of dipyrromethene B(III) and Zn(II) complexes − and their dependence on the compound structure is carried out. Incorporation of h
Autor:
Sergei V. Lepeshkevich, Marina V. Parkhats, Boris M. Dzhagarov, Alexander S. Stasheuski, E. S. Jarnikova
Publikováno v:
Optics and Spectroscopy. 122:596-601
The quantum yields and lifetimes of photosensitized luminescence of the 1Δ g state of singlet oxygen in an aquatic media with a controlled concentration of dielectric anisotropy centers (polyethylene glycol) have been measured using the methods of l
Publikováno v:
Journal of Applied Spectroscopy. 83:903-908
Quantum yields and luminescence lifetimes of singlet oxygen in 18 different solvents and binary mixtures were measured using laser fluorometry. The results allowed a direct effect of the refractive index on the radiative rate constant kr of the singl
Publikováno v:
Optics and Spectroscopy. 116:926-932
The rate constants (k r ) for singlet oxygen O2 (a 1Δ g ) luminescence in several selected solvents and in binary solvent mixture (acetone-toluene) were measured. All data have been normalized such that k rel = 1.0 in toluene. It has been demonstrat
Autor:
Alexander S. Stasheuski, Sergei V. Lepeshkevich, E. S. Jarnikova, Marina V. Parkhats, Boris M. Dzhagarov, Vladimir V. Britikov, Sergey A. Usanov
Publikováno v:
The Journal of Physical Chemistry A. 118:1864-1878
A nanosecond laser near-infrared spectrometer was used to study singlet oxygen ((1)O2) emission in a protein matrix. Myoglobin in which the intact heme is substituted by Zn-protoporphyrin IX (ZnPP) was employed. Every collision of ground state molecu
Publikováno v:
Оптика и спектроскопия. 116:1003-1008
Autor:
Marina V. Parkhats, Alexander S. Stasheuski, E. S. Jarnikova, Boris M. Dzhagarov, Victor A. Galievsky
Publikováno v:
Journal of Applied Spectroscopy. 79:861-867
Radiative rate constants (k r ) were determined using laser kinetic spectroscopy of singlet oxygen O2 (a 1 Δg) luminescence in solutions with regularly changed refractive indices. It was shown that changes in the radiative rate constants were caused