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New gold chalcogenides in the Au–Te–Se–S system. / Palyanova, Galina; Mikhlin, Yuri; Zinina, Veronika et al.

In: Journal of Physics and Chemistry of Solids, Vol. 138, 109276, 03.2020.

Research output: Contribution to journalArticlepeer-review

Harvard

Palyanova, G, Mikhlin, Y, Zinina, V, Kokh, K, Seryotkin, Y & Zhuravkova, T 2020, 'New gold chalcogenides in the Au–Te–Se–S system', Journal of Physics and Chemistry of Solids, vol. 138, 109276. https://doi.org/10.1016/j.jpcs.2019.109276

APA

Palyanova, G., Mikhlin, Y., Zinina, V., Kokh, K., Seryotkin, Y., & Zhuravkova, T. (2020). New gold chalcogenides in the Au–Te–Se–S system. Journal of Physics and Chemistry of Solids, 138, [109276]. https://doi.org/10.1016/j.jpcs.2019.109276

Vancouver

Palyanova G, Mikhlin Y, Zinina V, Kokh K, Seryotkin Y, Zhuravkova T. New gold chalcogenides in the Au–Te–Se–S system. Journal of Physics and Chemistry of Solids. 2020 Mar;138:109276. doi: 10.1016/j.jpcs.2019.109276

Author

Palyanova, Galina ; Mikhlin, Yuri ; Zinina, Veronika et al. / New gold chalcogenides in the Au–Te–Se–S system. In: Journal of Physics and Chemistry of Solids. 2020 ; Vol. 138.

BibTeX

@article{8d3d43dcd346443087fe0eef31470e28,
title = "New gold chalcogenides in the Au–Te–Se–S system",
abstract = "The pyrosynthesis of gold chalcogenides AuX (AuTe0.7Se0.2S0.1), AuX2 (AuTe1.8Se0.2–AuTe1.8Se0.1S0.1) and Au3X10 (Au3Te6Se3S–Au3Te6Se2.5S1.5) was performed from a mixture of elemental substances taken in the atomic ratios X/Au (X = Σ(Te + Se + S)) of AuTe0.666Se0.167S0.167 (X/Au = 1), AuTeSe0.5S0.5 (X/Au = 2), AuTe2Se1.125S0.375, AuTe2Se0.75S0.75 (X/Au = 3.5) and AuTe2.5SeS0.5 (X/Au = 4). Optical and scanning electron microscopy, electron microprobe analysis, X-ray powder diffraction, X-ray photoelectron spectroscopy and Raman spectroscopy were applied to characterize the samples. It was established that Au chalcogenides of composition AuX2 were analogous to mineral calaverite (AuTe2), Au3X10 phases were close to S-bearing mineral maletoyvayamite and the AuX substance seemed to be a synthetic analog of a phase Au0.99–1.00Te0.70–0.71Se0.25–0.27S0.03–0.06 found in the Gaching area of the Maletoivayam ore field (Central Kamchatka volcanic belt). The results on complex Au chalcogenides in the quaternary Au–Te–Se–S system are of interest for chemistry, mineralogy and geochemistry of Au, and potential applications in materials science.",
keywords = "Gold chalcogenides, Pyrosynthesis, Raman spectroscopy, SEM, X-ray diffraction, X-ray photoelectron spectroscopy, STABILITY, DEPOSIT, CALAVERITE, REDUCTION, ROBB-MONTBRAY, QUEBEC, XPS, MINERALOGY, VALENCE, TELLURIDE",
author = "Galina Palyanova and Yuri Mikhlin and Veronika Zinina and Konstantin Kokh and Yurii Seryotkin and Tatyana Zhuravkova",
year = "2020",
month = mar,
doi = "10.1016/j.jpcs.2019.109276",
language = "English",
volume = "138",
journal = "Journal of Physics and Chemistry of Solids",
issn = "0022-3697",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - New gold chalcogenides in the Au–Te–Se–S system

AU - Palyanova, Galina

AU - Mikhlin, Yuri

AU - Zinina, Veronika

AU - Kokh, Konstantin

AU - Seryotkin, Yurii

AU - Zhuravkova, Tatyana

PY - 2020/3

Y1 - 2020/3

N2 - The pyrosynthesis of gold chalcogenides AuX (AuTe0.7Se0.2S0.1), AuX2 (AuTe1.8Se0.2–AuTe1.8Se0.1S0.1) and Au3X10 (Au3Te6Se3S–Au3Te6Se2.5S1.5) was performed from a mixture of elemental substances taken in the atomic ratios X/Au (X = Σ(Te + Se + S)) of AuTe0.666Se0.167S0.167 (X/Au = 1), AuTeSe0.5S0.5 (X/Au = 2), AuTe2Se1.125S0.375, AuTe2Se0.75S0.75 (X/Au = 3.5) and AuTe2.5SeS0.5 (X/Au = 4). Optical and scanning electron microscopy, electron microprobe analysis, X-ray powder diffraction, X-ray photoelectron spectroscopy and Raman spectroscopy were applied to characterize the samples. It was established that Au chalcogenides of composition AuX2 were analogous to mineral calaverite (AuTe2), Au3X10 phases were close to S-bearing mineral maletoyvayamite and the AuX substance seemed to be a synthetic analog of a phase Au0.99–1.00Te0.70–0.71Se0.25–0.27S0.03–0.06 found in the Gaching area of the Maletoivayam ore field (Central Kamchatka volcanic belt). The results on complex Au chalcogenides in the quaternary Au–Te–Se–S system are of interest for chemistry, mineralogy and geochemistry of Au, and potential applications in materials science.

AB - The pyrosynthesis of gold chalcogenides AuX (AuTe0.7Se0.2S0.1), AuX2 (AuTe1.8Se0.2–AuTe1.8Se0.1S0.1) and Au3X10 (Au3Te6Se3S–Au3Te6Se2.5S1.5) was performed from a mixture of elemental substances taken in the atomic ratios X/Au (X = Σ(Te + Se + S)) of AuTe0.666Se0.167S0.167 (X/Au = 1), AuTeSe0.5S0.5 (X/Au = 2), AuTe2Se1.125S0.375, AuTe2Se0.75S0.75 (X/Au = 3.5) and AuTe2.5SeS0.5 (X/Au = 4). Optical and scanning electron microscopy, electron microprobe analysis, X-ray powder diffraction, X-ray photoelectron spectroscopy and Raman spectroscopy were applied to characterize the samples. It was established that Au chalcogenides of composition AuX2 were analogous to mineral calaverite (AuTe2), Au3X10 phases were close to S-bearing mineral maletoyvayamite and the AuX substance seemed to be a synthetic analog of a phase Au0.99–1.00Te0.70–0.71Se0.25–0.27S0.03–0.06 found in the Gaching area of the Maletoivayam ore field (Central Kamchatka volcanic belt). The results on complex Au chalcogenides in the quaternary Au–Te–Se–S system are of interest for chemistry, mineralogy and geochemistry of Au, and potential applications in materials science.

KW - Gold chalcogenides

KW - Pyrosynthesis

KW - Raman spectroscopy

KW - SEM

KW - X-ray diffraction

KW - X-ray photoelectron spectroscopy

KW - STABILITY

KW - DEPOSIT

KW - CALAVERITE

KW - REDUCTION

KW - ROBB-MONTBRAY

KW - QUEBEC

KW - XPS

KW - MINERALOGY

KW - VALENCE

KW - TELLURIDE

UR - http://www.scopus.com/inward/record.url?scp=85075879822&partnerID=8YFLogxK

U2 - 10.1016/j.jpcs.2019.109276

DO - 10.1016/j.jpcs.2019.109276

M3 - Article

AN - SCOPUS:85075879822

VL - 138

JO - Journal of Physics and Chemistry of Solids

JF - Journal of Physics and Chemistry of Solids

SN - 0022-3697

M1 - 109276

ER -

ID: 22578426