The invention relates to a method for forming at least one periodic array of cracks of an inorganic micropatterned coating, wherein each crack of said at least one periodic array of cracks extends over the substrate along an axis following a linear direction, each axis of each crack being parallel to the axis of the other cracks. The invention also relates to an inorganic micropatterned coating as defined, said coating being obtainable by the method of the invention. The invention also related to a device comprising an inorganic micropatterned coating of the invention, an ink composition for the production of an inorganic micropatterned coating of the invention and the use of said ink composition for obtaining an inorganic micropatterned coating of the invention.