Phase equilibria in the Gd–Cr–Ge system at 1070 K

The isothermal section of the phase diagram of the Gd–Cr–Ge ternary system was constructed at 1070 K over the whole concentration range using X-ray diffractometry, metallography and electron microprobe (EPM) analysis. Three ternary compounds are realized in the Gd–Cr–Ge system at the temperature of...

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Main Authors: M. Konyk, L. Romaka, Yu. Stadnyk, V.V. Romaka, V. Pashkevych
Format: Article
Language:English
Published: Vasyl Stefanyk Precarpathian National University 2021-05-01
Series:Фізика і хімія твердого тіла
Subjects:
Online Access:https://journals.pnu.edu.ua/index.php/pcss/article/view/4748
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author M. Konyk
L. Romaka
Yu. Stadnyk
V.V. Romaka
V. Pashkevych
author_facet M. Konyk
L. Romaka
Yu. Stadnyk
V.V. Romaka
V. Pashkevych
author_sort M. Konyk
collection DOAJ
description The isothermal section of the phase diagram of the Gd–Cr–Ge ternary system was constructed at 1070 K over the whole concentration range using X-ray diffractometry, metallography and electron microprobe (EPM) analysis. Three ternary compounds are realized in the Gd–Cr–Ge system at the temperature of annealing: Gd117Cr52Ge112 (Tb117Fe52Ge112 structure type,  space group Fm-3m, Pearson symbol cF1124, a = 2.8971(6) nm), GdCr6Ge6 (SmMn6Sn6 structure type, space group P6/mmm, Pearson symbol hP16, a = 0.51797(2), c = 0.82901(4) nm) and GdCr1-хGe2 (CeNiSi2 structure type, space group Cmcm, Pearson symbol oS16, a = 0.41569(1)-0.41593(8), b = 1.60895(6)-1.60738(3), c = 0.40318(1)-0.40305(8) nm). For the GdCr1-xGe2 compound the homogeneity range was determined (x=0.73 – 0,69).
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spelling doaj.art-deae35ef5486492783def74c0ad9ed582022-12-22T00:15:00ZengVasyl Stefanyk Precarpathian National UniversityФізика і хімія твердого тіла1729-44282309-85892021-05-0122224825410.15330/pcss.22.2.248-2544748Phase equilibria in the Gd–Cr–Ge system at 1070 KM. Konyk0L. Romaka1Yu. Stadnyk2V.V. Romaka3V. Pashkevych4Ivan Franko National University of LvivIvan Franko National University of LvivIvan Franko National University of LvivInstitute for Solid State Research, IFW-DresdenLviv Polytechnic National UniversityThe isothermal section of the phase diagram of the Gd–Cr–Ge ternary system was constructed at 1070 K over the whole concentration range using X-ray diffractometry, metallography and electron microprobe (EPM) analysis. Three ternary compounds are realized in the Gd–Cr–Ge system at the temperature of annealing: Gd117Cr52Ge112 (Tb117Fe52Ge112 structure type,  space group Fm-3m, Pearson symbol cF1124, a = 2.8971(6) nm), GdCr6Ge6 (SmMn6Sn6 structure type, space group P6/mmm, Pearson symbol hP16, a = 0.51797(2), c = 0.82901(4) nm) and GdCr1-хGe2 (CeNiSi2 structure type, space group Cmcm, Pearson symbol oS16, a = 0.41569(1)-0.41593(8), b = 1.60895(6)-1.60738(3), c = 0.40318(1)-0.40305(8) nm). For the GdCr1-xGe2 compound the homogeneity range was determined (x=0.73 – 0,69).https://journals.pnu.edu.ua/index.php/pcss/article/view/4748intermetallicsternary systemphase equilibriacrystal structure
spellingShingle M. Konyk
L. Romaka
Yu. Stadnyk
V.V. Romaka
V. Pashkevych
Phase equilibria in the Gd–Cr–Ge system at 1070 K
Фізика і хімія твердого тіла
intermetallics
ternary system
phase equilibria
crystal structure
title Phase equilibria in the Gd–Cr–Ge system at 1070 K
title_full Phase equilibria in the Gd–Cr–Ge system at 1070 K
title_fullStr Phase equilibria in the Gd–Cr–Ge system at 1070 K
title_full_unstemmed Phase equilibria in the Gd–Cr–Ge system at 1070 K
title_short Phase equilibria in the Gd–Cr–Ge system at 1070 K
title_sort phase equilibria in the gd cr ge system at 1070 k
topic intermetallics
ternary system
phase equilibria
crystal structure
url https://journals.pnu.edu.ua/index.php/pcss/article/view/4748
work_keys_str_mv AT mkonyk phaseequilibriainthegdcrgesystemat1070k
AT lromaka phaseequilibriainthegdcrgesystemat1070k
AT yustadnyk phaseequilibriainthegdcrgesystemat1070k
AT vvromaka phaseequilibriainthegdcrgesystemat1070k
AT vpashkevych phaseequilibriainthegdcrgesystemat1070k