TY - JOUR AU - Silver, Richard AU - Dagata, John AU - Tseng, H. C2 - Journal of Vacuum Science and Technology A DA - 1995-05-01 00:05:00 LA - en M1 - 13(3) PB - Journal of Vacuum Science and Technology A PY - 1995 TI - Delineation of pn Junctions by Scanning Tunneling Microscopy/Spectroscopy in Air and Ultrahigh Vacuum ER -