Standard

Partial miscibility of metals as a key for improved properties. / Vedyagin, Aleksey A.; Plyusnin, Pavel E.; Kenzhin, Roman M. и др.

Material Science and Engineering Technology VIII. ред. / Ramesh K. Agarwal. Trans Tech Publications Ltd, 2020. стр. 151-156 (Materials Science Forum; Том 998 MSF).

Результаты исследований: Публикации в книгах, отчётах, сборниках, трудах конференцийстатья в сборнике материалов конференциинаучнаяРецензирование

Harvard

Vedyagin, AA, Plyusnin, PE, Kenzhin, RM, Stoyanovskii, VO, Zadesenets, AV & Shubin, YV 2020, Partial miscibility of metals as a key for improved properties. в RK Agarwal (ред.), Material Science and Engineering Technology VIII. Materials Science Forum, Том. 998 MSF, Trans Tech Publications Ltd, стр. 151-156, 8th International Conference on Material Science and Engineering Technology, ICMSET 2019, Singapore, Сингапур, 19.10.2019. https://doi.org/10.4028/www.scientific.net/MSF.998.151

APA

Vedyagin, A. A., Plyusnin, P. E., Kenzhin, R. M., Stoyanovskii, V. O., Zadesenets, A. V., & Shubin, Y. V. (2020). Partial miscibility of metals as a key for improved properties. в R. K. Agarwal (Ред.), Material Science and Engineering Technology VIII (стр. 151-156). (Materials Science Forum; Том 998 MSF). Trans Tech Publications Ltd. https://doi.org/10.4028/www.scientific.net/MSF.998.151

Vancouver

Vedyagin AA, Plyusnin PE, Kenzhin RM, Stoyanovskii VO, Zadesenets AV, Shubin YV. Partial miscibility of metals as a key for improved properties. в Agarwal RK, Редактор, Material Science and Engineering Technology VIII. Trans Tech Publications Ltd. 2020. стр. 151-156. (Materials Science Forum). doi: 10.4028/www.scientific.net/MSF.998.151

Author

Vedyagin, Aleksey A. ; Plyusnin, Pavel E. ; Kenzhin, Roman M. и др. / Partial miscibility of metals as a key for improved properties. Material Science and Engineering Technology VIII. Редактор / Ramesh K. Agarwal. Trans Tech Publications Ltd, 2020. стр. 151-156 (Materials Science Forum).

BibTeX

@inproceedings{af30d0b50f34451c9a32acdbdf9f90b4,
title = "Partial miscibility of metals as a key for improved properties",
abstract = "Platinum and iridium are known to belong to a family of partly miscible metals. On the other hand, these metals are high demanded as active components of the catalysts for a variety of industrially important processes. In the present work, a series of bimetallic Pt-Ir catalysts supported on alumina were prepared using a “single source precursor” concept. The ratio of metals in the alloy was varied from 1:3 to 3:1. The thermal stability and catalytic activity in CO oxidation of the samples were studied in a prompt thermal aging regime. Monometallic Pt/γ-Al2O3 and Ir/γ-Al2O3 samples were used as references. All the studied catalysts were characterized by UV-vis spectroscopy in initial state and after the aging treatment. It was found that the bimetallic nanoparticles being subjected to the high temperature aging at 600 and 800 ℃undergo redistribution with further stabilization in a noticeably more active state. The observed increase in the catalytic activity is explained by an enrichment of the particles{\textquoteright} surface with platinum.",
keywords = "Alumina-supported catalysts, CO oxidation, Partly miscible metals, Pt-Ir nanoalloy, Thermal stability",
author = "Vedyagin, {Aleksey A.} and Plyusnin, {Pavel E.} and Kenzhin, {Roman M.} and Stoyanovskii, {Vladimir O.} and Zadesenets, {Andrey V.} and Shubin, {Yury V.}",
note = "Publisher Copyright: {\textcopyright} 2020 Trans Tech Publications Ltd, Switzerland.; 8th International Conference on Material Science and Engineering Technology, ICMSET 2019 ; Conference date: 19-10-2019 Through 21-10-2019",
year = "2020",
month = jan,
day = "1",
doi = "10.4028/www.scientific.net/MSF.998.151",
language = "English",
isbn = "9783035716061",
series = "Materials Science Forum",
publisher = "Trans Tech Publications Ltd",
pages = "151--156",
editor = "Agarwal, {Ramesh K.}",
booktitle = "Material Science and Engineering Technology VIII",

}

RIS

TY - GEN

T1 - Partial miscibility of metals as a key for improved properties

AU - Vedyagin, Aleksey A.

AU - Plyusnin, Pavel E.

AU - Kenzhin, Roman M.

AU - Stoyanovskii, Vladimir O.

AU - Zadesenets, Andrey V.

AU - Shubin, Yury V.

N1 - Publisher Copyright: © 2020 Trans Tech Publications Ltd, Switzerland.

PY - 2020/1/1

Y1 - 2020/1/1

N2 - Platinum and iridium are known to belong to a family of partly miscible metals. On the other hand, these metals are high demanded as active components of the catalysts for a variety of industrially important processes. In the present work, a series of bimetallic Pt-Ir catalysts supported on alumina were prepared using a “single source precursor” concept. The ratio of metals in the alloy was varied from 1:3 to 3:1. The thermal stability and catalytic activity in CO oxidation of the samples were studied in a prompt thermal aging regime. Monometallic Pt/γ-Al2O3 and Ir/γ-Al2O3 samples were used as references. All the studied catalysts were characterized by UV-vis spectroscopy in initial state and after the aging treatment. It was found that the bimetallic nanoparticles being subjected to the high temperature aging at 600 and 800 ℃undergo redistribution with further stabilization in a noticeably more active state. The observed increase in the catalytic activity is explained by an enrichment of the particles’ surface with platinum.

AB - Platinum and iridium are known to belong to a family of partly miscible metals. On the other hand, these metals are high demanded as active components of the catalysts for a variety of industrially important processes. In the present work, a series of bimetallic Pt-Ir catalysts supported on alumina were prepared using a “single source precursor” concept. The ratio of metals in the alloy was varied from 1:3 to 3:1. The thermal stability and catalytic activity in CO oxidation of the samples were studied in a prompt thermal aging regime. Monometallic Pt/γ-Al2O3 and Ir/γ-Al2O3 samples were used as references. All the studied catalysts were characterized by UV-vis spectroscopy in initial state and after the aging treatment. It was found that the bimetallic nanoparticles being subjected to the high temperature aging at 600 and 800 ℃undergo redistribution with further stabilization in a noticeably more active state. The observed increase in the catalytic activity is explained by an enrichment of the particles’ surface with platinum.

KW - Alumina-supported catalysts

KW - CO oxidation

KW - Partly miscible metals

KW - Pt-Ir nanoalloy

KW - Thermal stability

UR - http://www.scopus.com/inward/record.url?scp=85088298740&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/21e93962-3f46-3e99-b921-f5da39629ecf/

U2 - 10.4028/www.scientific.net/MSF.998.151

DO - 10.4028/www.scientific.net/MSF.998.151

M3 - Conference contribution

AN - SCOPUS:85088298740

SN - 9783035716061

T3 - Materials Science Forum

SP - 151

EP - 156

BT - Material Science and Engineering Technology VIII

A2 - Agarwal, Ramesh K.

PB - Trans Tech Publications Ltd

T2 - 8th International Conference on Material Science and Engineering Technology, ICMSET 2019

Y2 - 19 October 2019 through 21 October 2019

ER -

ID: 24782477