WIAS Preprint No. 1289, (2008)

Uniqueness in determining polyhedral sound-hard obstacles with a single incoming wave


Authors

  • Elschner, Johannes
  • Yamamoto, Masahiro

2010 Mathematics Subject Classification

  • 35R30 35B60

Keywords

  • Inverse scattering problem, uniqueness, sound-hard, polyhedral obstacle

DOI

10.20347/WIAS.PREPRINT.1289

Abstract

We consider the inverse acoustic scattering problem of determining a sound-hard obstacle by far field measurements. It is proved that a polyhedral scatterer in $R^n, nge 2$, consisting of finitely many solid polyhedra, is uniquely determined by a single incoming plane wave.

Appeared in

  • Inverse Problems 24 (2008) 035004

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