Electrical conductivity, magnetoresistance, and specific heat of oxygen-deficient La0.67Ca0.33MnO3−α(0≤α
✍ Scribed by E. I. Nikulin; V. M. Egorov; Yu. M. Baikov; B. T. Melekh; Yu. P. Stepanov; I. N. Zimkin
- Book ID
- 110131151
- Publisher
- SP MAIK Nauka/Interperiodica
- Year
- 2002
- Tongue
- English
- Weight
- 95 KB
- Volume
- 44
- Category
- Article
- ISSN
- 1063-7834
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Synthesis of Magnetoresistive Manganites La 0.67 Ca 0.33 MnO 3 and La 0.60 Y 0.07 Ca 0.33 MnO 3 . -Stepwise heating of the reaction mixture of the corresponding metal oxolates, obtained by the co-precipitation method, at 950 • C and 1200 • C in an oxygen atmosphere provides the title manganites wit
An enhanced magnetoresistance and a two-fold effect result from impurity dopant were observed in composites of La 0.67 Ca 0.33 MnO 3 /YSZ and La 0.67 Ca 0.33 MnO 3 /Fe 3 O 4 . Where YSZ represents yttria-stabilized zirconia and the doping level of both YSZ and Fe 3 O 4 is 1 mol%. Different electrica