A gas burner for a cooking appliance having a base portion and a side wall extending from the base portion. The graphene structures can be grown via chemical vapor deposition on substrates that are partially covered by a patterned graphene growth barrier which guides the growth of the graphene. The hydraulic fluid control circuit receives pressurized hydraulic fluid from a hydraulic fluid pump and has a plurality of fluid passages disposed in the transmission housing, input member and other coupling members.