TACT 2027 will cover a broad spectrum of topics related to thin-film, coating, and plasma technologies, with applications spanning sustainable energy, semiconductors, optoelectronics, flexible devices, and protective, tribological, organic, biological, and other functional coatings. The conference will feature seven specialized symposia and one short course. In addition, special issues associated with the conference will be organized in collaboration with the peer-reviewed high-impact journals “Vacuum” and “Surface and Coatings Technology”.