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Hall Effect Investigation of Doped and Undoped ßB-FESI2

Published online by Cambridge University Press:  15 February 2011

S. Brehme
Affiliation:
Dept. A P, Hahn-Meitner-Institut Berlin, Rudower Chaussee 5, D-12489 Berlin, Germany
L. Ivanenko
Affiliation:
Dept. A P, Hahn-Meitner-Institut Berlin, Rudower Chaussee 5, D-12489 Berlin, Germany
Y. Tomm
Affiliation:
Dept. A P, Hahn-Meitner-Institut Berlin, Rudower Chaussee 5, D-12489 Berlin, Germany
G.-U. Reinsperger
Affiliation:
Dept. A P, Hahn-Meitner-Institut Berlin, Rudower Chaussee 5, D-12489 Berlin, Germany
P. Staulß
Affiliation:
Dept. A P, Hahn-Meitner-Institut Berlin, Rudower Chaussee 5, D-12489 Berlin, Germany
H. Lange
Affiliation:
Dept. A P, Hahn-Meitner-Institut Berlin, Rudower Chaussee 5, D-12489 Berlin, Germany
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Abstract

Polycrystalline ß-FeSi2 layers prepared by codeposition of Si and Fe on cold and hot Si substrates and ß-FeSi2, crystals grown by chemical vapor transport were investigated. Resistivity and Hall effect measurements revealed the p-type conductivity of undoped material and the influence of some dopants of the iron group. The activation energy of a Cr-related acceptor was determined to about 85 meV. The mobility data were found to depend significantly on the purity of the preparation process.

Type
Research Article
Copyright
Copyright © Materials Research Society 1996

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References

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