Physics – Condensed Matter – Materials Science
Scientific paper
2006-01-31
Phys. Lett. A, 353, (2006) 516-518
Physics
Condensed Matter
Materials Science
8 pages, 5 figures
Scientific paper
10.1016/j.physleta.2006.03.041
Heat Capacity of needle-like [length=5mm, diameter=1 mm] $\beta$-FeSi$_{2}$ single crystal, grown by chemical vapor transport has been measured. Two anomalies are found, a broad deviation centered around 160 K and a clear deviation at a temperature of 255 K approximately. We have attempted to relate these to the anomalies previously reported in the case of the resistivity data. The Transient Thermoelectric Effect [TTE] results lead us to the inference that the system under goes from single carrier system to at least two carrier system at 220 K-our heat capacity results seem to provide further independent evidence for this transition in this system.
Alam Sher
Matsui Yohei
Nagai Takaya
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