JOURNAL OF THE MECHANICAL BEHAVIOUR OF MATERIALS

EDITORS:

North America:

Prof. Elias C. Aifantis

Center of Mechanics, Materials and Instabilities Michigan Technological University Houghton, MI 49931-1295, U.S.A.

Laboratory of Mechanics and Materials Aristotle University of Thessaloniki Thessaloniki 54006, Greece

Asia:

Prof. S. Murakami

Aichi University of Technology, Dept of Mechanical Systems Engineering,

Nishihazama-cho, Gamagori-city, Aichi-prefecture 443-0047, Japan

Scientific Editor:

Dr. I.G. Zewi

INTERNATIONAL EDITORIAL BOARD

Professor R. DeBatist Studiecentrum voor Kernenergie Boertang 200 B-2400 MOL, Belgium Dr. H. Doi Mitsubishi Metal Co. Omiya, Japan Professor E. Gutmanas Technion-IIT Haifa, Israel Professor D. Hull The University Liverpool, England

Professor I. Kovacs Institute of General Physics Eotvos Lorand University Budapest VIII, Hungary Professor J. Kubat Chalmers Technical University Goteborg, Sweden Professor P. Feltham Brunel University Uxbridge, England

Professor F.M. Mazzolai Istituto di Acustica “O.M. Corbino” Via Cassia 1216 00189 Roma, Italy Professor G. Saada Laboratoire d’Etudes des Microstructures Unite Mixte CNRS-ONERA (UMR 104), BP 72 92322 Chatillon-Cedex, France Professor A.W. Sleeswyk The University Groningen, Holland