Zobrazeno 1 - 6
of 6
pro vyhledávání: '"T. V. Dmytrotsa"'
Publikováno v:
Фізика і хімія твердого тіла, Vol 21, Iss 2, Pp 325-331 (2020)
The comparative analysis of atomic structure and morphology of fumed silica nanoparticles prepared under different synthesis conditions are studied using TEM, FTIR, quantum chemistry, and low-temperature nitrogen adsorption methods. It was determined
Externí odkaz:
https://doaj.org/article/b09469457f5546079511b33ec7812e6b
Publikováno v:
Фізика і хімія твердого тіла, Vol 19, Iss 1, Pp 66-73 (2018)
It was established that incomplete substitution of free silanols of fumed silica surface on (CH3)3Si-groups leads to an increase in the ability of modified SiO2 to adsorb Ba2+ cations from an electrolyte solution. Silica with 48.3% of trimethylsilyl
Externí odkaz:
https://doaj.org/article/cdb392e0cb624b6db2f1277b9735c00a
Publikováno v:
Фізика і хімія твердого тіла, Vol 21, Iss 2, Pp 325-331 (2020)
The comparative analysis of atomic structure and morphology of fumed silica nanoparticles prepared under different synthesis conditions are studied using TEM, FTIR, quantum chemistry, and low-temperature nitrogen adsorption methods. It was determined
Autor:
V. I. Mandzyuk, Vladimir M. Gun’ko, Hanna Vasylyeva, Olena Goncharuk, T. V. Dmytrotsa, I.F. Mironyuk, N. A. Bezruka, Tetiana Tatarchuk
Publikováno v:
Microporous and Mesoporous Materials. 277:95-104
Adsorption of metal species Ba(II), Sr(II), Zn(II), Ca(II), and Mg(II) and anions Cl−, Br−, and I− at a surface of unmodified and partially silylated nanosilica A-300 was studied in aqueous media upon changes in the degree of substitution of si
Publikováno v:
Фізика і хімія твердого тіла, Vol 19, Iss 1, Pp 66-73 (2018)
It was established that incomplete substitution of free silanols of fumed silica surface on (CH3)3Si-groups leads to an increase in the ability of modified SiO2 to adsorb Ba2+ cations from an electrolyte solution. Silica with 48.3% of trimethylsilyl
Publikováno v:
Journal of Nano- and Electronic Physics. 9:05030-1
The synthesis of organosilicas with a predetermined ratio of trimethylsilyl groups and silanols using trimethyloxysilane and acetic acid as a modifier and catalyst respectively was carried out in this work. It has been established that grafted trimet