Zobrazeno 1 - 10
of 53
pro vyhledávání: '"Grażyna Przybytniak"'
Publikováno v:
eXPRESS Polymer Letters, Vol 14, Iss 6, Pp 556-565 (2020)
Express Polymer Letters
Express Polymer Letters
Silane cross-linked polyethylene (PE) modified with two antioxidants (Irganox 1076 and Irganox PS802) and aluminum hydroxide (ATH) as a flame retardant, was irradiated with gamma rays at 77 K. The radical processes initiated by radiation were investi
Publikováno v:
Nukleonika, Vol 64, Iss 1, Pp 11-17 (2019)
Calf skin collagen and three amino acids essential for its structure, namely glycine, L-proline and 4-hydroxyl-L-proline, were irradiated with gamma rays up to a dose of 10 kGy. Conversion of radicals over time or after thermal annealing to selected
Autor:
Artur Kamiński, Piotr Fiedor, Hady Razak Hady, Grażyna Przybytniak, Izabela Poplawska, Alicja Walewska, Marcin Moniuszko, Jarosław Sadło, Kamil Grubczak, Tomasz Oldak, Sławomir Lech Czaban, Wojciech Głuszewski, Jordan Holl, Zbigniew Zimek, Andrzej Eljaszewicz, Hanna Lewandowska, Marlena Tynecka, Małgorzata Dąbrowska-Gralak, Cezary Kowalewski, Joanna Reszeć
Publikováno v:
International Journal of Molecular Sciences
Volume 22
Issue 16
International Journal of Molecular Sciences, Vol 22, Iss 8467, p 8467 (2021)
Volume 22
Issue 16
International Journal of Molecular Sciences, Vol 22, Iss 8467, p 8467 (2021)
Gamma rays and electrons with kinetic energy up to 10 MeV are routinely used to sterilize biomaterials. To date, the effects of irradiation upon human acellular dermal matrices (hADMs) remain to be fully elucidated. The optimal irradiation dosage rem
Autor:
Małgorzata Dąbrowska-Gralak, Jarosław Sadło, Wojciech Głuszewski, Krzysztof Łyczko, Grażyna Przybytniak, Hanna Lewandowska
Publikováno v:
Materials Today Communications. 31:103255
Publikováno v:
Polymers for Advanced Technologies. 30:79-85
Publikováno v:
Radiation Physics and Chemistry. 142:4-8
Radical products generated by gamma-rays were identified in collagen and in microcrystalline powders of glycyne, L-proline and L-hydroksyproline. Reagents irradiated at 77 K were studied by EPR spectroscopy in the range of 100–350 K using temperatu
Autor:
Grażyna Przybytniak, Jacek Boguski
Publikováno v:
Polymer Testing. 53:197-203
The cable constructed from two ethylene-vinyl acetate copolymer (EVA) based jackets and chemically crosslinked polyethylene (XLPE) insulation was accelerated aged by gamma rays with two dose rates up to 1.4 kGy (6.0 kGy/h) and 1.2 kGy (0.6 kGy/h). Se
Publikováno v:
Radiation Physics and Chemistry. 121:16-22
Epoxy resins based on diglycidyl ether of bisphenol A (DGEBA) in the presence cationic initiator in the form of iodonium salt were exposed to gamma-rays in order to initiate curing process. The influence of the initiator concentration, dose rate, che
Publikováno v:
Materials Today Communications
Silane cross-linked polyethylene was examined by electron paramagnetic resonance (EPR) spectroscopy before and after gamma-irradiation at a dose rate of 77.7 Gy/h to a dose of 374 kGy, which corresponds to approximately 40 years of radiation aging in
Publikováno v:
Journal of Applied Polymer Science. 138:50184