Multicritical Phenomena -

. .

Sommaire:
Multicriticality: A theoretical Introduction.- Partial Differential Approximants for Multicritical Singularities: An Overview.- Experimental Studies of Magnetic Tricritical Points: Problems and Progress.- Experimental Studies of Bicritical Points in 3D Antiferromagnets.- The Experimental Evidence for a Lifshitz Point in MnP.- Nature of the Smectic-A-Smectic-C Transition near a Nematic-Smectic-A-Smectic-C Multicritical Point.- Dynamics near Multicritical Points.- Critical Dynamics of Sound.- Multicritical Phenomena at Structural Phase Transitions.- Bi- and Tetra-critical Behaviour of Uniaxially Stressed LaA103.- Fluctuation Driven Multicritical Points.- A New Multicritical Point in A Seven Dimensional Parameter Space.- Multicritical Points in Incommensurate Systems.- Neutron Investigation of Modulated Structures.- Nature of The Incommensurate Phase in Rb2ZnCl4.- New Phenomena in Incommensurate Barium Sodium Niobate: Memory and Relaxation Effects.- Critical Fluctuations and Magnetic Ordering in Praseodymium Metal.- Soft Mode and Central Peak as A Consequence of Competing Interactions.- Criticality and Crossover in Structural Phase Transitions.- Anomalous Vibrational Absorption Near the Antiferro-electric Phase Transition in Alkali Cyanides.- A Plenitude of Commensurate Phase in Simple Models.- Commensurability, Chaos and The Devil's Staircase.- The Complete Devil's Staircase and Universality of Mode Locking Structures in Discrete Mappings.- Low Temperature Analysis of the ANNNI Model in A Field.- Field Behaviour of Spin Models with Competing Interactions.- Phase Transitions in Crystals with Competing Interactions.- Commensurate Melting and Domain Walls in Surface Phases.- The Role of Domain Walls in The Critical Behaviour of the Three-Dimensional p-State AsymmetricClock Model.- Interfacial Adsorption in Multi-State Models.- Vortex Pinning in Thin Superfluid Films.- Theory of Critical Phenomena in Random Systems.- Critical Behaviour of Disordered Ising Systems: Supression of The Specific Heat Divergence at Tc.- Disorder, Random Fields and Competing Interactions in Antiferromagnets.- The Origin and Influences of The Spin-Glass Problem.- Phase (?) Transitions in Systems with Spin Glass and Long-Range Order Regimes.- Time Effects of The Field Cooled Magnetization of A Au (Fe) Spin Glass.- Spin Glasses: Recent Theoretical Developments.- Critical and Multicritical Points, Lines and Surfaces of Spin Glasses in The Presence of Magnetic Fields and Anisotropy.- Some Renormalization Group Results on the Quenched Gauge Field Model of The Spin Glass.- Frustration, Landau Levels and Superconducting Diamagnetism on Networks.- to Chaos: Phenomenon, Structure of Spectra and Diffusion.- Multicritical Behaviour of A Nonequilibrium System.- Participants.