Zobrazeno 1 - 10
of 35
pro vyhledávání: '"O.V. Kolninov"'
Publikováno v:
High Energy Chemistry. 41:415-420
Complexation of free radicals derived from the amine in the chain redox reaction in γ-irradiated solid PVC films doped with N,N,N′-N′-tetramethyl-4,4′-diaminodiphenylmethane (Am) and CBr4 was studied by means of the ESR and luminescence techni
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 236:307-313
The chain redox reaction in γ-irradiated solid films of poly(vinyl chloride) (PVC), containing N , N , N ′, N ′-tetramethyl-4,4′-diaminodifenylmethane (Am) and CBr 4 , was studied. The formation of charge-transfer complexes between Am and CBr
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 208:364-369
The sensitization of the chain redox reaction in γ-irradiated solid films of poly(vinyl chloride) (PVC), containing N , N , N ′ , N ′ -tetramethyl-4,4 ′ -diaminodiphenylmethane (Am), CBr 4 and naphthalene, was investigated by the electron spin
Autor:
V.V. Kolesnikova, A.S. Smolyansky, A.I. Chernyavsky, O.V. Kolninov, V.I. Yarygin, V.S. Mironov, N.P. Solovyev
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 185:228-234
This paper deals with the investigation of the possibility of using metal replicas, which were synthesized on the basis of chemically treated and heavy ion irradiated polyethylene terephtalate (PET) films, as collector rough surfaces in thermionic en
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 151:330-335
The quantitative analysis of ESR spectra of poly(vinyl chloride) (PVC), γ-irradiated at 77 K, has been made by a computer subtraction. The ESR spectra of alkyl, allyl and polyenyl macroradicals were separated. These spectra were used for separation
Publikováno v:
Radiation Physics and Chemistry. 46:843-846
Radiolysis at 300K of polymethyl- and octadeuteromethyl- methacrylates containing naphthalene results in the formation of the stable macroradicals and charged particles - cations and anions of the napthalene additive, trapped electrons of polymer mat
Publikováno v:
Polymer Science U.S.S.R.. 32:413-420
ESR and low temperature spectrophotometry have been used to investigate the mechanism of the photochemical oxidation of poly- N -vinylcarbazole in solid films containing CHI 3 and CBr 4 additives. The photochemical reaction proceeds in two stages. Fi
Publikováno v:
Polymer Science U.S.S.R.. 32:2106-2112
The kinetics and mechanism of the photo- and radiation-initiated redox reaction in N-vinylcarbazol films during chemical development of iodine in solution were studied by EPR and spectrophotometric methods. The reaction is of chain type, and it proce
Publikováno v:
Polymer Science U.S.S.R.. 16:2874-2879
The spectrophotometric method has been used to observe the electronic band in the near IR region, 10,000–40,000 cm −1 , for polyvinylchloride subjected to radiation-thermal modification. The effect of various halogens on the absorption in the IR
Publikováno v:
Polymer Science U.S.S.R.. 30:265-271
The patterns and mechanism of the postradiation oxidation of N,N,N′,N′-tetramethyldiaminodiphenyl methane in PVC irradiated at 77 K in presence of CBr4 have been studied. Spectrophotometry and ESR have established the sensitizing influence of the