Briefly, in accordance with an embodiment of the invention, a phase change
memory and a method to manufacture a phase change memory is provided. The
phase change memory may include a memory material and a first tapered
contact adjacent to the memory material. The phase change memory may
further include a second tapered contact separated from the first tapered
contact and adjacent to the memory material, wherein the first and second
tapered contacts are adapted to provide a signal to the memory material.