It is surprisingly found that when diamond particles are embedded into an alcohol wipe, the cleansing wipe that is formed is extremely useful at cleaning diamond jewellery in the home. Embodiments of the present invention may additionally provide for SOI structures with improved heat dissipation performance while preserving the beneficial electrical device characteristics that accompany SOI architectures. Methods are provided for administering the novel compounds to treat -amyloid-associated diseases, notably Alzheimers disease. A plurality of second electrode units are arranged along a second direction perpendicular to the first direction and connected to each other through a connection portion.