Zobrazeno 1 - 10
of 15
pro vyhledávání: '"N. V. Lifanova"'
Publikováno v:
Russian Journal of Physical Chemistry A. 91:1056-1063
A correlation between the lifetimes of hydrogen bonds and the thermodynamic characteristics of their formation and breaking, and the experimental relaxation times of dielectric spectra and the energy characteristics of relaxation processes, is observ
Publikováno v:
Journal of Structural Chemistry. 52:1153-1160
The dielectric relaxation spectra (DRS) of 1,2-ethanediol, 1,2-propanediol, and 1,2,6-gexanetriol are analyzed in terms of the Dissado-Hill (DH) model in a wide range of temperatures, with all parameters required for calculating the cluster dipole mo
Publikováno v:
Russian Journal of Physical Chemistry A. 84:1194-1201
The dielectric spectra of propylene glycol over the frequency and temperature ranges 10 mHz–75 GHz and 175–423 K, respectively, were analyzed using the Dissado-Hill cluster model. A correlation between relaxation processes of breaking and formati
Publikováno v:
Journal of Structural Chemistry. 50:930-942
The dielectric spectra of polypropyleneglycols H-(C3H6O) N p -OH (PPGs), where N p = 1, 2, 3, 7, 12, 17, 20, 34, 69, were analyzed in terms of the Dissado Hill (DH) cluster model above the vitrification temperatures. In PPGs, the structural clusters
Publikováno v:
Russian Journal of Physical Chemistry A. 83:151-157
Static permittivity ɛs, permittivity ɛ′, and dielectric loss ɛ″ were measured for 1,3-, 1,4-, and 2,3-butanediols over the frequency and temperature ranges 1 MHz-36 GHz and 293–423 K. These equilibrium properties of butanediols were analyzed
Publikováno v:
Russian Journal of Physical Chemistry A. 82:1769-1777
The data on the dispersion of the permittivity ɛ*(ω) of 1,2-ethanediol over the temperature range 161–453 K and the frequency range 0.1 Hz–150 GHz were analyzed using the Dissado-Hill cluster model. The relaxation frequency ωp = τDH−1 and i
Publikováno v:
Russian Journal of General Chemistry. 78:1189-1196
The equilibrium and dynamic properties of 1,3-, 1,4-, and 2,3-butanediols were studied experimentally in the frequency range from 1 MHz to 36 GHz at temperatures from 283 to 423 K. The densities of the compounds were measured. The Kirkwood correlatio
Publikováno v:
Russian Journal of Physical Chemistry A. 81:820-828
Data on the static relative permittivity (ɛs) of 1,2-ethanediol over a temperature range of 243 to 423 K were examined within the framework of the Onsager-Kirkwood-Frohlich theory. An analysis of the dispersion of the complex relative permittivity
Publikováno v:
Journal of Non-Crystalline Solids. 351:2868-2881
Dielectric relaxation spectra of optically isotropic aqueous solutions of p-isononylphenoldecaglycolether (NOP-10) were measured at 1.1 MHz, 9.376 GHz, 37.5 GHz from 275 to 313 K. The data were described assuming three Debye dispersion regions. Hydra
Publikováno v:
Journal of Molecular Liquids. 120:107-110
This work is a continuation of our studies of the liquid structure of polyhydric alcohols and their solutions. Dielectric parameters (relaxation time, average cluster dipole moment μ¯ c , etc.) have been calculated for 1-hexanol in a wide temperatu