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Thermal transport in free-standing semiconductor fine wires

Thermal transport in free-standing semiconductor fine wires
Thermal transport in free-standing semiconductor fine wires
The effects of electron heating in free-standing n+ GaAs wires have been studied over the temperature range 0.45 K - 4.2 K. The results indicate that for low lattice temperatures and heating currents the thermal transport in the wires is dominated by the electronic contribution. However, for lattice temperatures above 1 K, an additional contribution to the thermal conductivity is observed that cannot be accounted for by the Wiedemann-Franz law.
1096-3677
315-318
Potts, A.
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Kelly, M. J.
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Hasko, D. G.
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Smith, C. G.
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Cleaver, J. R. A.
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Ahmed, H.
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Peacock, D. C.
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Frost, J. E. F.
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Ritchie, D. A.
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Jones, G. A. C.
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Singleton, J.
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Janssen, T. J. B. M.
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Potts, A.
60d57f4c-abcf-4b6b-8247-28711e6fd4d4
Kelly, M. J.
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Hasko, D. G.
e5d26611-6948-455b-a76e-b688b910ef47
Smith, C. G.
1546bd54-9cc2-4060-8186-23c317e91325
Cleaver, J. R. A.
c552937c-6985-41f4-9454-79be139e1413
Ahmed, H.
f9dabf57-dea0-4cf9-b989-c812b5eedeaf
Peacock, D. C.
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Frost, J. E. F.
36089c79-041e-4b99-ab70-2b9aca76f3a4
Ritchie, D. A.
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Jones, G. A. C.
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Singleton, J.
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Janssen, T. J. B. M.
75036b9c-68a0-4cac-8615-c87e855bd330

Potts, A., Kelly, M. J., Hasko, D. G., Smith, C. G., Cleaver, J. R. A., Ahmed, H., Peacock, D. C., Frost, J. E. F., Ritchie, D. A., Jones, G. A. C., Singleton, J. and Janssen, T. J. B. M. (1991) Thermal transport in free-standing semiconductor fine wires. Superlattices and Microstructures, 9 (3), 315-318.

Record type: Article

Abstract

The effects of electron heating in free-standing n+ GaAs wires have been studied over the temperature range 0.45 K - 4.2 K. The results indicate that for low lattice temperatures and heating currents the thermal transport in the wires is dominated by the electronic contribution. However, for lattice temperatures above 1 K, an additional contribution to the thermal conductivity is observed that cannot be accounted for by the Wiedemann-Franz law.

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More information

Published date: 1991
Additional Information: Paper presented at the 5th International Conference on Superlattices and Microstructures, East Berlin, G.D.R. (August 1990) (satellite meeting to the 20th International Conference on the Physics of Semiconductors, Thessaloniki, Greece 1990).
Organisations: Nanoelectronics and Nanotechnology

Identifiers

Local EPrints ID: 252885
URI: http://eprints.soton.ac.uk/id/eprint/252885
ISSN: 1096-3677
PURE UUID: 4ad38143-79f4-4be2-b76c-1a600be58fd5

Catalogue record

Date deposited: 30 Mar 2000
Last modified: 10 Dec 2021 20:30

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Contributors

Author: A. Potts
Author: M. J. Kelly
Author: D. G. Hasko
Author: C. G. Smith
Author: J. R. A. Cleaver
Author: H. Ahmed
Author: D. C. Peacock
Author: J. E. F. Frost
Author: D. A. Ritchie
Author: G. A. C. Jones
Author: J. Singleton
Author: T. J. B. M. Janssen

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