The book is devoted to the consideration of a wide range of physical phenomena , sharing the principles of construction and operation of REA and EVA and the technological processes of their manufacture - the physical nature of mechanical , thermal electrical and magnetic properties of solids and films , adhesive properties and mechanical stability and reliability of film structures, Nature and Contact and Surface Phenomena , Thermoelectric , Galvanomagnetic Optical and Photovoltaic Effects and the Mechanism of Charge Transfer through Thin Films. The book is a textbook on the courses: "Physical bases of construction and technologies of REA" and "Physical bases of construction and technologies of EVA", designed for students of specialties: "Design and production of REA" and "Design and production of EVA" . However, it will also be useful for students of other specialties, as well as for a wide range of specialists in the electronic and radio engineering industry ..