Zobrazeno 1 - 10
of 35
pro vyhledávání: '"L L, Razumova"'
Publikováno v:
International Journal of Polymeric Materials. 27:127-149
Sorption and diffusion of water into a number of segmented polyetherurethanes were studied. It has been demonstrated that the heat of sorption in the temperature range of 25°–55° equals approximately zero. The activation energy of the diffusion p
Publikováno v:
International Journal of Polymeric Materials and Polymeric Biomaterials. 27:15-19
The segmented polyurethanes (SPU) of Vitur-RM trademark are widely used thrombosis resistant SPUs. The changes in the structure of their colloid level sizes and in stability characteristics were studied after incubation of SPU films in blood serum fo
Autor:
A. Ya. Polishchuk, O. V. Shatalova, A. L. Iordansky, N. N. Madyuskin, G. E. Zaikov, L. L. Razumova, R. Yu. Kosenko
Publikováno v:
International Journal of Polymeric Materials and Polymeric Biomaterials. 16:195-211
Quantitative analysis of diffusion of mineral (HCl, H2SO4, HNO3) and organic (HCOOH, CH3COOH, C2H5COOH) electrolytes both in hydrophilic (poly(vinyl alcohol) and moderately hydrophilic (Nylon-6, Nylon-6,6) polymer membranes is made. Structural change
Autor:
Yu. Ya. Zaikin, A. N. Kryuchkov, V. A. Zhukovskii, L. L. Razumova, L.A. Vol'f, N. P. Tsakulin, A.A. Veretennikova, L. V. Kompaniets, G. E. Zaikov
Publikováno v:
Fibre Chemistry. 21:402-406
The structural-strength characteristics of characteristics of cation-exchange chlorosulfonic acid sulfonation of polypropylene fibres containing grafted-on polystyrene have been studied at individual stages of modification and during the storage proc
Publikováno v:
Mechanics of Composite Materials. 17:611-615
1. After prolongea (up to 2 years) action of the fluids of living tissue on unloaded pure HMPE and HMPE-GCF no changes in structure were detected when examined by the methods of x-ray diffraction and DTA. 2. Prolonged action of fiexural stressing in
Publikováno v:
Mechanics of Composite Materials. 15:435-439
Autor:
L. L. Razumova
Publikováno v:
Journal of Structural Chemistry. 2:317-323
Publikováno v:
Biofizika. 20(1)
Structural parameters of muscles in some diseases have been studied using X-ray diffraction methods. Fixed parts of muscles dissected in the operation correcting the vertebrate shape were used as samples in the case of patients III-IV stage of scolio
Publikováno v:
Doklady Akademii nauk SSSR. 276(3)