Sc-doping and A-site deficiency effects on the structure and magnetic properties of La0.7Sr0.3−yMn1−xScxO3 lanthanum manganites
✍ Scribed by A.N. Ulyanov; Young-min Kang; Sang-Im Yoo; Seong-Cho Yu
- Book ID
- 108184293
- Publisher
- Elsevier Science
- Year
- 2006
- Tongue
- English
- Weight
- 150 KB
- Volume
- 303
- Category
- Article
- ISSN
- 0304-8853
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The processing, microstructures and properties of La 0:7 Sr 0:3 Mn 12x Zn x O 3 perovskite manganite, with x ¼ 0; 0.1, 0.2, and 0.3 have been investigated. X-ray diffraction, scanning electron microscopy (SEM) and other characterisation methods were used to study the relations of microstructure and
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Perovskite manganites with nominal composition La 0.7 Sr 0.3 À x MnO 3 À d (0.00 r x r 0.20) have been prepared by the sol-gel method with the highest heat treatment temperature being 1073 K. The XRD patterns indicate that when the doping level is x r 0.10 the samples have only a single phase, with