This well organized reference book covers the newest and most important practically applicable results in thin film-based semiconductor (A2B6-A4B6 and chalcogenide) sensors, heterojunction-based active elements and other devices. This book is written for researchers, material scientists and advanced students who wish to increase their familiarity with different topics of novel semiconductor material science related to production of thin film-based sensors and active elements for micro- and nanoelectronics. It is also a tool and resource for professionals engaged in novel semiconductor materials technologies. Both basic and applied aspects of semiconductor materials science and technology related to A2B6-A4B6 and chalcogenide compounds, in particular, to ZnCdHgTe semiconductor, are presented in this book. The book features the most important original results in studies and practical applications of A2B6-A4B6 and chalcogenide semiconductor compounds for sensory and micro(nano)electronics. Many important original experimental data as well as results of numerical simulations are included.