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Licensed Unlicensed Requires Authentication Published by De Gruyter December 11, 2014

Identification of nonlinear heat conduction laws

  • Herbert Egger EMAIL logo , Jan-Frederik Pietschmann and Matthias Schlottbom

Abstract

We consider the identification of nonlinear heat conduction laws in stationary and instationary heat transfer problems. Only a single additional measurement of the temperature on a curve on the boundary is required to determine the unknown parameter function on the range of observed temperatures. We first present a new proof of Cannon's uniqueness result for the stationary case, which allows us to derive a corresponding stability estimate, and then extend our argument to instationary problems which are close to steady state.

MSC: 35R30; 65J22

Funding source: DFG

Award Identifier / Grant number: IRTG 1529

Funding source: DFG

Award Identifier / Grant number: GSC 233

Funding source: DFG

Award Identifier / Grant number: TRR 154

Funding source: DFG

Award Identifier / Grant number: 1073/1-1

Funding source: Daimler and Benz Stiftung

Award Identifier / Grant number: 32-09/12

Funding source: ERC

Award Identifier / Grant number: EU FP 7 – ERC Consolidator Grant 615216 LifeInverse

Received: 2014-4-9
Revised: 2014-9-26
Accepted: 2014-9-29
Published Online: 2014-12-11
Published in Print: 2015-10-1

© 2015 by De Gruyter

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