Thin films are in use since ages, and in old times people used to beat gold with hammers into thin films about less than one μm thickness and then used this thin film for gold coating of different stuffs. Thin films are used in many materials and do use them in daily life but are not aware of it. If one wax cars or paint homes that mean, they are applying a thin film.
Bulk Material VS thin film
Bulk materials are those materials that are mined. They are referred to as Bulk solid in mining and mineral industry. The material that can be stored ...