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Aggregation Mechanisms of Silica Particles in the Sol–Gel Synthesis of Promoted Silver Catalysts. / Larichev, Yu V.; Vodyankina, O. V.

In: Kinetics and Catalysis, Vol. 60, No. 4, 01.07.2019, p. 490-495.

Research output: Contribution to journal › Article › peer-review

Harvard

Larichev, YV & Vodyankina, OV 2019, 'Aggregation Mechanisms of Silica Particles in the Sol–Gel Synthesis of Promoted Silver Catalysts', Kinetics and Catalysis, vol. 60, no. 4, pp. 490-495. https://doi.org/10.1134/S0023158419040062

APA

Larichev, Y. V., & Vodyankina, O. V. (2019). Aggregation Mechanisms of Silica Particles in the Sol–Gel Synthesis of Promoted Silver Catalysts. Kinetics and Catalysis, 60(4), 490-495. https://doi.org/10.1134/S0023158419040062

Vancouver

Larichev YV, Vodyankina OV. Aggregation Mechanisms of Silica Particles in the Sol–Gel Synthesis of Promoted Silver Catalysts. Kinetics and Catalysis. 2019 Jul 1;60(4):490-495. doi: 10.1134/S0023158419040062

Author

Larichev, Yu V. ; Vodyankina, O. V. / Aggregation Mechanisms of Silica Particles in the Sol–Gel Synthesis of Promoted Silver Catalysts. In: Kinetics and Catalysis. 2019 ; Vol. 60, No. 4. pp. 490-495.

BibTeX

@article{44585b7112e2409b9491748a8851ada3,
title = "Aggregation Mechanisms of Silica Particles in the Sol–Gel Synthesis of Promoted Silver Catalysts",
abstract = "Abstract: As found using in situ small-angle X-ray scattering (SAXS), a porous structure consisting of compact particles with sizes from 2 to 8 nm was formed as a result of the sol–gel synthesis of silicate, silicate–phosphate, and silicate–phosphate–silver gels from tetraethoxysilane. It was established that the aggregation of silica particles in the presence of nitric acid proceeds according to a coalescence mechanism. The presence of phosphoric acid in the system changes the mechanism of aggregation for Ostwald ripening. The introduction of silver nitrate into the system does not significantly affect the size of silica particles and the mechanism of their aggregation.",
keywords = "coalescence, Ostwald ripening, silicate materials, silicate–phosphate materials, small-angle X-ray scattering, sol–gel synthesis, OXIDATION, sol-gel synthesis, AG, ETHYLENE-GLYCOL, silicate-phosphate materials, KINETICS, SURFACE, SCATTERING",
author = "Larichev, {Yu V.} and Vodyankina, {O. V.}",
year = "2019",
month = jul,
day = "1",
doi = "10.1134/S0023158419040062",
language = "English",
volume = "60",
pages = "490--495",
journal = "Kinetics and Catalysis",
issn = "0023-1584",
publisher = "Maik Nauka-Interperiodica Publishing",
number = "4",

}

RIS

TY - JOUR

T1 - Aggregation Mechanisms of Silica Particles in the Sol–Gel Synthesis of Promoted Silver Catalysts

AU - Larichev, Yu V.

AU - Vodyankina, O. V.

PY - 2019/7/1

Y1 - 2019/7/1

N2 - Abstract: As found using in situ small-angle X-ray scattering (SAXS), a porous structure consisting of compact particles with sizes from 2 to 8 nm was formed as a result of the sol–gel synthesis of silicate, silicate–phosphate, and silicate–phosphate–silver gels from tetraethoxysilane. It was established that the aggregation of silica particles in the presence of nitric acid proceeds according to a coalescence mechanism. The presence of phosphoric acid in the system changes the mechanism of aggregation for Ostwald ripening. The introduction of silver nitrate into the system does not significantly affect the size of silica particles and the mechanism of their aggregation.

AB - Abstract: As found using in situ small-angle X-ray scattering (SAXS), a porous structure consisting of compact particles with sizes from 2 to 8 nm was formed as a result of the sol–gel synthesis of silicate, silicate–phosphate, and silicate–phosphate–silver gels from tetraethoxysilane. It was established that the aggregation of silica particles in the presence of nitric acid proceeds according to a coalescence mechanism. The presence of phosphoric acid in the system changes the mechanism of aggregation for Ostwald ripening. The introduction of silver nitrate into the system does not significantly affect the size of silica particles and the mechanism of their aggregation.

KW - coalescence

KW - Ostwald ripening

KW - silicate materials

KW - silicate–phosphate materials

KW - small-angle X-ray scattering

KW - sol–gel synthesis

KW - OXIDATION

KW - sol-gel synthesis

KW - AG

KW - ETHYLENE-GLYCOL

KW - silicate-phosphate materials

KW - KINETICS

KW - SURFACE

KW - SCATTERING

UR - http://www.scopus.com/inward/record.url?scp=85071477867&partnerID=8YFLogxK

U2 - 10.1134/S0023158419040062

DO - 10.1134/S0023158419040062

M3 - Article

AN - SCOPUS:85071477867

VL - 60

SP - 490

EP - 495

JO - Kinetics and Catalysis

JF - Kinetics and Catalysis

SN - 0023-1584

IS - 4

ER -

ID: 21468820