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HgTe-CdTe Multiple Quantum Wells

Published online by Cambridge University Press:  21 February 2011

C. A. Hoffman,
D. J. Arnold,
J. R. Meyer,
F. J. Bartoli,
Y. Lansari,
J. W. Cook Jr.,
J. F. Schetzina and
J. N. Schulman
C. A. Hoffman
Affiliation:
Naval Research Laboratory, Washington, D. C. 20375
D. J. Arnold
Affiliation:
Naval Research Laboratory, Washington, D. C. 20375
J. R. Meyer
Affiliation:
Naval Research Laboratory, Washington, D. C. 20375
F. J. Bartoli
Affiliation:
Naval Research Laboratory, Washington, D. C. 20375
Y. Lansari
Affiliation:
North Carolina State University, Raleigh, NC 27695
J. W. Cook Jr.
Affiliation:
North Carolina State University, Raleigh, NC 27695
J. F. Schetzina
Affiliation:
North Carolina State University, Raleigh, NC 27695
J. N. Schulman
Affiliation:
Hughes Research Laboratories, Malibu CA 90265
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Abstract

We report a detailed magneto-transport investigation of HgTe-CdTe multiple quantum wells. The data yield the first experimental confirmation of a theoretically-predicted “negative-gap” semiconducting region in wide-well Hg-based heterostructures. Gaps of up to 19 meV are observed.

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References

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