Heaters 658 may be comprise of micro-strip layers of TiWN, W, Pt/Ti, Pt, TaN, NiCr, or other materials as is known in the art and are electrically contacted by bonding pads 660 on the surface of cover layer 664 comprised of SiO2, SiN, AiN or BCB with vias 662 contacting strip heaters 658.