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The interaction of copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 with hydrogen. / Plyasova, L. M.; Kardash, T. Yu; Svintsitskiy, D. A. et al.

In: Materials Research Bulletin, Vol. 118, 110481, 01.10.2019.

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

Harvard

Plyasova, LM, Kardash, TY, Svintsitskiy, DA, Paukshtis, EA, Shtertser, NV & Minyukova, TP 2019, 'The interaction of copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 with hydrogen', Materials Research Bulletin, vol. 118, 110481. https://doi.org/10.1016/j.materresbull.2019.05.006

APA

Plyasova, L. M., Kardash, T. Y., Svintsitskiy, D. A., Paukshtis, E. A., Shtertser, N. V., & Minyukova, T. P. (2019). The interaction of copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 with hydrogen. Materials Research Bulletin, 118, [110481]. https://doi.org/10.1016/j.materresbull.2019.05.006

Vancouver

Plyasova LM, Kardash TY, Svintsitskiy DA, Paukshtis EA, Shtertser NV, Minyukova TP. The interaction of copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 with hydrogen. Materials Research Bulletin. 2019 Oct 1;118:110481. doi: 10.1016/j.materresbull.2019.05.006

Author

Plyasova, L. M. ; Kardash, T. Yu ; Svintsitskiy, D. A. et al. / The interaction of copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 with hydrogen. In: Materials Research Bulletin. 2019 ; Vol. 118.

BibTeX

@article{a49098239786450a84e188af561fa0c7,
title = "The interaction of copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 with hydrogen",
abstract = " The interaction of hydrogen with copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 , which are the catalysts for hydrogenation, alkylation and other reactions, was studied. Copper ions of ferrite are reduced in a reductive atmosphere and segregated to the spinel Fe 3 O 4 surface with the formation of Cu 0 nanoparticles; their interaction with O 2 -contaning (less than 1 vol.%) helium leads to the oxidation to Cu 2 O or CuO. In a reductive medium, copper ferrite-chromite CuFeCrO 4 segregates copper ions from spinel, which are reduced to Cu 0 nanoparticles on the surface of CuFeCr-spinel. Charge compensation of spinel structure occurs due to formation of OH groups and by the partial transition Fе 3+ – Fe 2+ . Upon mild reoxidation, Cu 0 atoms partially return into the spinel structure and partially form the Cu 2 O phase. ",
keywords = "CuFe O, H reduction, In situ IRS, In situ XRD, СuFeCrO, CuFeCrO4, PROFILE, REDUCTION, CATALYTIC-PROPERTIES, CHROMITE, CuFe2O4, H-2 reduction, SPECTRA, TRANSFORMATIONS, SURFACES",
author = "Plyasova, {L. M.} and Kardash, {T. Yu} and Svintsitskiy, {D. A.} and Paukshtis, {E. A.} and Shtertser, {N. V.} and Minyukova, {T. P.}",
note = "Publisher Copyright: {\textcopyright} 2019 Copyright: Copyright 2019 Elsevier B.V., All rights reserved.",
year = "2019",
month = oct,
day = "1",
doi = "10.1016/j.materresbull.2019.05.006",
language = "English",
volume = "118",
journal = "Materials Research Bulletin",
issn = "0025-5408",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - The interaction of copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 with hydrogen

AU - Plyasova, L. M.

AU - Kardash, T. Yu

AU - Svintsitskiy, D. A.

AU - Paukshtis, E. A.

AU - Shtertser, N. V.

AU - Minyukova, T. P.

N1 - Publisher Copyright: © 2019 Copyright: Copyright 2019 Elsevier B.V., All rights reserved.

PY - 2019/10/1

Y1 - 2019/10/1

N2 - The interaction of hydrogen with copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 , which are the catalysts for hydrogenation, alkylation and other reactions, was studied. Copper ions of ferrite are reduced in a reductive atmosphere and segregated to the spinel Fe 3 O 4 surface with the formation of Cu 0 nanoparticles; their interaction with O 2 -contaning (less than 1 vol.%) helium leads to the oxidation to Cu 2 O or CuO. In a reductive medium, copper ferrite-chromite CuFeCrO 4 segregates copper ions from spinel, which are reduced to Cu 0 nanoparticles on the surface of CuFeCr-spinel. Charge compensation of spinel structure occurs due to formation of OH groups and by the partial transition Fе 3+ – Fe 2+ . Upon mild reoxidation, Cu 0 atoms partially return into the spinel structure and partially form the Cu 2 O phase.

AB - The interaction of hydrogen with copper-containing spinels CuFe 2 O 4 and CuFeCrO 4 , which are the catalysts for hydrogenation, alkylation and other reactions, was studied. Copper ions of ferrite are reduced in a reductive atmosphere and segregated to the spinel Fe 3 O 4 surface with the formation of Cu 0 nanoparticles; their interaction with O 2 -contaning (less than 1 vol.%) helium leads to the oxidation to Cu 2 O or CuO. In a reductive medium, copper ferrite-chromite CuFeCrO 4 segregates copper ions from spinel, which are reduced to Cu 0 nanoparticles on the surface of CuFeCr-spinel. Charge compensation of spinel structure occurs due to formation of OH groups and by the partial transition Fе 3+ – Fe 2+ . Upon mild reoxidation, Cu 0 atoms partially return into the spinel structure and partially form the Cu 2 O phase.

KW - CuFe O

KW - H reduction

KW - In situ IRS

KW - In situ XRD

KW - СuFeCrO

KW - CuFeCrO4

KW - PROFILE

KW - REDUCTION

KW - CATALYTIC-PROPERTIES

KW - CHROMITE

KW - CuFe2O4

KW - H-2 reduction

KW - SPECTRA

KW - TRANSFORMATIONS

KW - SURFACES

UR - http://www.scopus.com/inward/record.url?scp=85066053272&partnerID=8YFLogxK

U2 - 10.1016/j.materresbull.2019.05.006

DO - 10.1016/j.materresbull.2019.05.006

M3 - Article

AN - SCOPUS:85066053272

VL - 118

JO - Materials Research Bulletin

JF - Materials Research Bulletin

SN - 0025-5408

M1 - 110481

ER -

ID: 20156996