Low temperature charge ordering versus grain boundary effects in polycrystalline La1-xCaxMnO3 manganites
E. Rozenberg
TL;DR
This paper investigates how grain boundary effects influence low-temperature magnetoresistance in polycrystalline La1-xCaxMnO3 manganites, highlighting their role in enhancing this property.
Contribution
It demonstrates that grain boundary effects are the primary explanation for low-temperature magnetoresistance enhancement in these manganites.
Findings
Grain boundary effects significantly enhance low-temperature magnetoresistance.
Grain boundaries are the simplest explanation for observed phenomena.
The study clarifies the role of microstructure in magnetoresistance behavior.
Abstract
In this communication the enhancement of low temperature magnetoresistance in polycrystalline La1-xCaxMnO3 manganites is discussed. It is shown that so-called grain boundary effects seem to be the simplest and natural explanation of this phenomenon.
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Taxonomy
TopicsMagnetic and transport properties of perovskites and related materials · Advanced Condensed Matter Physics · Advanced Thermoelectric Materials and Devices