Nano4Energy offers the possibility to test an innovative reactive sputtering coating system to deposit chalcogen-based compunds. Samples up to 4″ wafer diameter can be deposited. Available materials are Selenium and Sulphur (evaporated using a valved effusion cell in a reactive sputtering control loop) combined with Zn, Cu and In targets (sputtered from Gencoa rectangular magnetrons). Visit our website http://www.nano4energy.eu or contact us at email@example.com for further information on technical characteristics and details. If interested, we can offer you free testing of your samples (shipping & handling not included).