Abstract:
According to one embodiment, a system includes a leading magnetic shield, a first sensor structure above the leading magnetic shield, a first middle magnetic shield above the first sensor structure, a nonmagnetic spacer above the first middle magnetic shield, a second middle magnetic shield above the nonmagnetic spacer, a second sensor structure above the second middle magnetic shield, and a trailing magnetic shield above the second sensor structure. Other systems, methods, and computer program products are described in additional embodiments.