1. School of Electrical Engineering Ben‐Gurion University of the Negev POB 653 Beer‐Sheva 8410501 Israel
2. Tower Semiconductor PO Box 619 Migdal Haemek 2310502 Israel
3. The Ilse‐Katz Institute for Nanoscale Science and Technology Ben‐Gurion University of the Negev POB 653 Beer‐Sheva 8410501 Israel