During the last three decades supersymmetry has grown into one of the busiest theoretical avenues of particle physics. Supersymmetric ideas dominate the scenari

String theory is a leading candidate for the unification of universal forces and matter, and one of its most striking predictions is the existence of small addi

This book covers some recent advances in string theory and extra dimensions. Intended mainly for advanced graduate students in theoretical physics, it presents

The Jorge André Swieca Summer School is a traditional school in Latin America well known for the high level of its courses and lecturers. This book contains le

The relation between quantum theory and the theory of gravitation remains one of the most outstanding unresolved issues of modern physics. According to general