Shape and Erosion of Pebbles Douglas Durian, H
Shape and erosion of pebbles Douglas Durian, H. Bideaud, P. Duringer, André Schröder, Carlos Marques To cite this version: Douglas Durian, H. Bideaud, P. Duringer, André Schröder, Carlos Marques. Shape and erosion of pebbles. Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, American Physical Society, 2007, 75 (2), pp.021301. 10.1103/PhysRevE.75.021301. hal-00144239 HAL Id: hal-00144239 https://hal.archives-ouvertes.fr/hal-00144239 Submitted on 16 Jun 2007 HAL is a multi-disciplinary open access L’archive ouverte pluridisciplinaire HAL, est archive for the deposit and dissemination of sci- destinée au dépôt et à la diffusion de documents entific research documents, whether they are pub- scientifiques de niveau recherche, publiés ou non, lished or not. The documents may come from émanant des établissements d’enseignement et de teaching and research institutions in France or recherche français ou étrangers, des laboratoires abroad, or from public or private research centers. publics ou privés. The shape and erosion of pebbles D.J. Durian,1,2 H. Bideaud,2 P. Duringer,3 A. Schr¨oder,2 C.M. Marques2 1Department of Physics & Astronomy, University of Pennsylvania, Philadelphia, PA 19104-6396, USA 2LDFC-CNRS UMR 7506, 3 rue de l’Universit´e,67084 Strasbourg Cedex, France and 3CGS-CNRS UMR 7517, Institut de G´eologie, 1 rue Blessig, 67084 Strasbourg Cedex, France (Dated: November 28, 2006) The shapes of flat pebbles may be characterized in terms of the statistical distribution of curvatures measured along their contours. We illustrate this new method for clay pebbles eroded in a controlled laboratory apparatus, and also for naturally-occurring rip-up clasts formed and eroded in the Mont St.-Michel bay.
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