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Influence Of Growth Parameters On Interface Broadening In Mbe-Grown Interfaces: A Non Destructive Study By Magneto-Optics

Published online by Cambridge University Press:  15 February 2011

W. Grieshaber
Affiliation:
Laboratoire de Spectrométrie Physique; B.P. 87; 38402 St. Martin d'Hbres; France.
A. Haury
Affiliation:
Laboratoire de Spectrométrie Physique; B.P. 87; 38402 St. Martin d'Hbres; France.
J. Cibert
Affiliation:
Laboratoire de Spectrométrie Physique; B.P. 87; 38402 St. Martin d'Hbres; France.
Y. Merle d'Aubigné
Affiliation:
Laboratoire de Spectrométrie Physique; B.P. 87; 38402 St. Martin d'Hbres; France.
A. Wasiela
Affiliation:
Laboratoire de Spectrométrie Physique; B.P. 87; 38402 St. Martin d'Hbres; France.
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Abstract

We present a detailed study of the influence of growth parameters on the broadening of CdTe-CdMnTe interfaces using a new magneto-optical technique [1,2] in MBE-grown quantum wells and superlattices. For growth temperatures up to about 300°C the Mn content decreases exponentially at the CdTe on CdMnTe interface and conversely the Cd one decreases exponentially at the CdMnTe on CdTe interface. At temperatures exceeding 300°C an additional broadening takes place which acts equally on both interfaces. Growth interruptions and modified flux stoechiometry do not exhibit significant influence on the broadening.

Type
Research Article
Copyright
Copyright © Materials Research Society 1996

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References

REFERENCES

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