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pro vyhledávání: '"N.N. Barashkov"'
Publikováno v:
REPORTS OF THE NAS RK. 1:282-292
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Publikováno v:
Polymer. 37:1109-1116
Synchronous scanning over a range of excitation wavelengths and fluorescence measurements were used to study polystyrene, solid solutions of luminophores in poly(methyl methacrylate (PMMA), and methyl methacrylate copolymers doped with pyrene, anthra
Publikováno v:
Russian Chemical Reviews. 62:539-552
Studies devoted to excimers in organic systems are surveyed. Processes leading to the excitation of the excimer luminescence are examined. Examples of the excimer-like glow of dimers are described. The relation between the structure of the complexes
Publikováno v:
Journal of Luminescence. :794-796
The results of investigation of temperature influence on spectral-luminescence properties of ethanol solution of N,N-dibutyl-3,8-diazapyran-5,10-dione (DPD) in an interval of temperatures of 300-77 K and concentrations of 1.6 × 10 -3 -8.0 x 10 -6 mo
Publikováno v:
Applied Radiation and Isotopes. 47:1557-1559
Polystyrene (PS) and polyvinylxylene (PVX) are the base materials for plastic scintillators. u.v.-Vis spectrophotometry, luminescence and ESR spectroscopy were performed on irradiated samples of PS and PVX with the p-terphenyl (TP) as the primary lum
Publikováno v:
Radiation Physics and Chemistry. 46:115-117
Polystyrene (PS) and polyvinylxylene (PVX) are the base materials for plastic scintillators. UV-Vis spectrophotometry, luminescence and EPR spectroscopy were performed on irradiated samples of PS and PVX with the p-terphenyl (TP) as primary luminopho
Autor:
Z.P. Yushina, A.N. Grimberg, Ye.I. Akhmetyeva, A.L. Izyumnikov, A.N. Pravednikov, N.N. Barashkov, E.N. Teleshov
Publikováno v:
Polymer Science U.S.S.R.. 25:685-692
A study has been made of the viscosity and light scattering of solutions of poly-p-(2-cyanophenylene)terephthalamide) in 96% H2SO4. In the range M = (4−20) × × 103 the intrinsic viscosity [n] is related to MW by the expression [n]=3·14 × 10−6
Publikováno v:
Polymer Science U.S.S.R.. 25:1264-1270
A spectrophotometric study was made of absorption in the range of 220–500 nm of poly(N,N′-bis-(phenoxyphenyl)pyromellitimide), its prepolymer and solutions of a number of model compounds. Proposals were made for the interpretation of absorption b
Publikováno v:
Polymer Science U.S.S.R.. 20:3082-3087
A kinetic study has been made of the model reaction of phenyl isocyanate with anthranylonitrile and the polycondensation reaction of 4,4′-diamino-3,3′-dicyanodiphenyl oxide with 4,4′-diphenylmethanediisocyanate has been investigated. It is show