A micromechanical sensor having at least one movably mounted measuring element which is opposite at least one stationary electrode, the electrode being situated in a first plane, and being contacted by at least one printed conductor track which is situated in a second plane. Also disclosed is a method of forming the composition of matter and applying topically to patients, especially using a cream or patch. The inverted lenticular lens may include a first image and a second image. Two or more layers of phase changing materials may be used in a stack configuration, with each of the phase changing materials having a unique melting temperature. , in X-ray diffractometry, reflectometry andor fluorescence analysis.