Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Ya. V. Kudryavtsev"'
Autor:
Ya. V. Kudryavtsev, M. P. Filatova, E. Sh. Finkelstein, A. A. Morontsev, Yu. I. Denisova, Maria L. Gringolts
Publikováno v:
Polymer Science, Series B. 62:638-648
New copolymers of norbornene and 1,5-bis(hexenyl-5)-1,1,3,3,5,5-hexamethyltrisiloxane containing flexible siloxane and rigid norbornene fragments in the main chain are synthesized. Synthesis is carried out using three types of olefin metathesis react
Publikováno v:
Polymer Science, Series A. 62:430-436
The tilted lamellar phase of a symmetric rod–coil diblock copolymer is studied by dissipative particle dynamics simulation over a wide range of degrees of block segregation. The microphase separation in the copolymer and the orientational ordering
Publikováno v:
Polymer Science, Series A. 62:140-148
A relaxation model for the structure ripening under annealing of a microphase-separated polymer film has been developed. Equations have been derived that describe the appearance and annihilation of defects in the kinetically controlled mode based on
Publikováno v:
Polymer Science, Series A. 61:514-519
Using dissipative particle dynamics, a refined phase diagram of the rod-coil diblock copolymer is constructed in coordinates copolymer composition–repulsion parameter of different types of units. The diagram describes the microphase separation of c
Autor:
Maria L. Gringolts, Ya. V. Kudryavtsev, A. A. Morontsev, Georgiy A. Shandryuk, Yu. I. Denisova, E. Sh. Finkel'shtein, M. P. Filatova
Publikováno v:
Polymer Science, Series B. 60:688-698
The epoxidation of double bonds in random multiblock copolymers of norbornene and cyclooctene is studied for the first time. The initial copolymers with different composition and average block length are synthesized via the cross-metathesis reaction
Publikováno v:
Fibre Chemistry. 47:446-452
Direct experimental proof was obtained that 1,2,4,5-tetrachlorobenzene is soluble in solid and fused high-density polyethylene. It was shown that the shapes of semi-crystalline-polymer—low-molecularmass-crystalline-compound phase diagrams obtained
Autor:
M. Yu. Yurov, T. N. Lebedeva, Ya. V. Kudryavtsev, K. V. Pochivalov, A. E. Golubev, A. E. Zavadskii
Publikováno v:
Polymer Science Series A. 57:723-728
A melting temperature of 90.4°C (complete amorphization) for macromolecular poly-3,3-bis(azidomethyl)oxetane is determined via the hydrostatic-weighing method. This value corresponds to the end of the endothermic peak of the DSC thermogram and is ~1
Autor:
L. N. Mizerovskii, T. N. Lebedeva, L. A. Antina, Ya. V. Kudryavtsev, R. Yu. Golovanov, K. V. Pochivalov
Publikováno v:
Polymer Science Series A. 57:399-403
The full phase diagram of a high-density polyethylene-1,2,4,5-tetrachlorobenzene (TeCB) mixture, which includes the solubility curve of TeCB in the polymer, is constructed for the first time by the optical method. It is shown that TeCB crystals are d
Autor:
Galina N. Bondarenko, Georgiy A. Shandryuk, Sergey O. Ilyin, Valery G. Kulichikhin, A. Ya. Malkin, A.D. Litmanovich, L. B. Krentsel, Ya. V. Kudryavtsev, Yu. I. Denisova
Publikováno v:
Polymer Science Series A. 56:196-204
A comparative study of the viscoelastic properties of melts of vinyl acetate-vinyl alcohol copolymers with equimolar compositions characterized by different statistical distributions of chain units has been performed. It has been shown that the princ
Autor:
M. V. Chistiakova, A. V. Govorin, V. A. Mudrov, T. V. Kalinkina, N. A. Medvedeva, Ya. V. Kudryavtseva
Publikováno v:
Российский кардиологический журнал, Vol 28, Iss 6 (2023)
Aim. To study cardiac hemodynamic disorders in patients 3, 6 and 12 months after coronavirus disease 2019 (COVID-19).Material and methods. Sixty-six patients with bilateral pneumonia (mean age, 36,1 years), treated for COVID-19, underwent echocardiog
Externí odkaz:
https://doaj.org/article/876420e0e9bf449fa06c01cbb8c8a207