The advanced concepts and applications in quantum dot system fabrications are elucidated in this all-inclusive book. It focuses on some quantum dot system (QDS) production techniques which take into consideration the dependence of structure, dimension and composition on growth processes and conditions such as temperature, strain and deposition rates. This book is a comprehensive compilation of fundamental studies conducted in a similar way as the ones conducted in Physics, Chemistry, and Material Science, with detailed account of various researches and latest information on developments related to QDS systems.