Abstract: According to some embodiments, a method, a system, and an apparatus to provide a flip chip conductive bump pad that has a dome shaped area. In some embodiments, the method includes providing a substrate having a conductive bump pad on a first surface of the substrate and forming a dome shaped conductive area on a center area of the conductive bump pad.

Abstract: A method includes forming a coating on a land contact of a package substrate, the coating including a first material disposed between a first layer and a second layer, each of the first layer and the second layer being made of a second material including gold. An apparatus includes a package substrate including a plurality of land contacts wherein each of the plurality of land contacts includes a coating including a first material disposed between a first layer and a second layer, each of the first layer and the second layer being made of a second material including gold.

Abstract: A semiconductor device and method for forming the same includes a silicon (111) single crystal substrate, and an epitaxial boron phosphide (BP) layer disposed on the substrate. A group III-nitride semiconductor epitaxial layer is disposed on the BP epitaxial layer.