Tunable negative and low thermal expansion in magnetic calcite-type Fe 1− x Cr x BO 3 ( x = 0.0, 0.14, 1.0) borates: a comprehensive in situ study

Journal of Materials Chemistry C 2026

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Authors: Y.P. Biryukov, Almaz L. Zinnatullin, Andrey P. Shablinskii, Yulia Sergeevna Gokhfeld, Margarita S. Avdontceva, Mikhail Cherosov, Natalia V. Kazak, Maria Georgievna Krzhizhanovskaya, Maxim D. Kuznetsov, Valeriy L. Ugolkov, Sergey M. Zharkov, Galina Zeer
+4 more Valery V. Rudenko, Rimma S. Bubnova, Farit Vagizov, Stanislav K. Filatov
DOI: 10.1039/d6tc01009a
Cited by: 1
References: 78

Abstract

Fe 1− x Cr x BO 3 borates demonstrate composition-tuned magnetic and thermal properties. All samples exhibit LTE, while NTE emerges exclusively at x = 0.14 near RT, promising for optical and magneto-optical applications.

Fields of Study & Subjects

Thermal Expansion and Ionic Conductivity High-pressure geophysics and materials Chemical Looping and Thermochemical Processes

Publication details

Journal / source
Journal of Materials Chemistry C
Publisher
Royal Society of Chemistry (RSC)
Volume
14
Issue
28
Pages
12504–12519
Publication date
1 January 2026
Language
EN