1 INTRODUCTION
2 SMECTIC A-TO-C TRANSITION IN UNIAXIALLY DISORDERED ENVIRONMENTS
2.1 Introduction
2.2 Model
2.3 AC Transition
2.3.1 Perturbation Theory
2.3.2 Renormalization Group
2.3.3 Critical Exponents
2.4 Irrelevant Disorder Terms
2.5 A and C Phase
2.6 Correlation Functions
2.7 Stability of Transition against Defects and Orientational Disorder
3 SMECTIC A-TO-C PHASE TRANSITION IN BIAXIAL DISORDERED ENVIRONMENTS
3.1 Introduction
3.2 Model
3.3 Renormalization Group
3.4 Anomalous Elasticity within the Critical Region
3.5 Critical Behavior
3.6 Properties of the A and C Phases
3.7 Predictions for Scattering Experiments
3.7.1 X-ray Scattering
3.7.2 Visible Light Scattering
3.8 Stability of the smectic phase at the critical point
3.9 Conclusion
3.10 Appendix
3. 10.1 Soft Continuation
3. 10.2 Irrelevant Disorder Variances
4 SMECTIC A-TO-C PHASE TRANSITION IN ISOTROPIC DISORDERED ENVIRONMENTS
4.1 Introduction
4.2 The Model and its Replication
4.3 Renormalization Group Analysis of the Model
4.4 Conclusion
5 TILT PHASE TRANSITION IN PURE SPONTANEOUS FLUX LATTICE
5.1 Introduction
5.2 Toy Model
5.3 Elastic Theory
5.4 Perturbation Theory
5.5 Critical Exponents
6 TILT PHASE TRANSITION IN DISORDERED SPONTANEOUS FLUX LATTICE
6.1 Introduction
6.2 Model
6.3 Harmonic propagator
6.4 perturbation theory
6.5 Renormalization Group
References