JOURNAL DE PHYSIQUE III, Vol. 6, January 1996

CONTENTS

Materials Science

Generation of Centres in Sodium Ion Doped .
M. DIAF, I. CHIHI, A. HAMAÏDIA and A. EL AKRMI

Study of the Pulsed Eddy-Current Distribution in a Non-Destructive Configuration. (Text in French).
J.-C. BOUR, E. ZUBIRI, P. VASSEUR and A. BILLAT

Dielectric and Piezoelectric Properties of Doped Ceramics. (Text in French).
V. BORNAND, A. EL BOUCHIKHI, P. PAPET and E. PHILIPPOT

High Speed Deformation of the Poly(Ethylene Terephthalate).
L. LADOUCE, J. PEREZ and R. VASSOILLE

Instrumentation

Modelling and Nonlinear Torque Control of a Switched Reluctance Machine. (Text in French).
H. CAILLEUX, B. LE PIOUFLE and B. MULTON

Amplification by Frequency Transposition with a Low Critical Temperature DC SQUID.
O. HUBERT, Y. MONFORT, J. LEPAISANT, C. GUNTHER and D. BLOYET

Physics of Electronic Devices

Method for the Study of the Stability of Converters-Filters Systems. (Text in French).
Philippe BARRADE, Hubert PIQUET and Yvon CHÉRON

Design and Fabrication of Surface Transverse Wave Resonators with Thin Metal Strips Deposited on Quartz Substrates. (Text in French).
E. GAVIGNET, S. BALLANDRAS, E. BIGLER, C. BONJOUR, J.C. RENAUD and W. DANIAU

Change over Control in a Bidirectionnal and Bidrivable Cell. (Text in French).
X. GUILLAUD, A. DELEU, P. DEGOBERT and J.P. HAUTIER

Physics of Energy Transfers

Optimization of Multicolor Photothermal Power Plants in the Solar System: a Finite - Time Thermodynamic Approach.
V. BÃDESCU and C. DINU