Alternate device architectures, materials and physics for integrated circuits based on alternate channel materials like SiGe, Ge, III-V, two (2) dimensional materials such as graphene, dichalcogenides, one (1) dimensional nanowire and nanotube architecture devices, tunneling FET, spin logic, ferroelectric devices, nanoelectromechanical (NEM) switches and such for logic computation and ultra-mobile communication devices.