Semiconductor Material Technologies examines various technologies related to semiconductor material that have been developed in the recent times. It includes five different sections corresponding to such technologies, where section 1 and 2 talks about semiconductor modeling and its manufacturing, section 3 and 4 highlights advanced plasma techniques for electronic applications and gallium nitride crystals and their application to the electronic devices. Section 5 describes about semiconductor structures for optoelectronic applications. Provide the reader with the insights into the development of these technologies helping the technicians adopt various techniques to build various products like integrated photovoltaic etc.