Home Built UHV 4K STM
SPM 1000 Control System
The experiment was carried out in UHV with a home build 4K STM using a Femto preamplifier and the RHK SPM1000. The images shows 17 Fe atoms on Cu(111) which were laterally manipulated with the STM to form the letters PI.
T. Balashov, A. Takacs, W. Wulfhekel Physikalisches Institut Universität Karlsruhe (TH) Wolfgang Geade Strasse 1 76131 Karlsruhe Germany