Image of the Month

August 2009

Mn on p-GaAs(110)

institution

Topography of three substituted Mn acceptors in the first layer of p-GaAs(110) surface

Microscope:
Custom-Built Low Temperature UHV STM
Temperature: > 7.3K
Vacuum: < 1×10-10 torr
High Tunnel Junction Stability < 2pm

Controls:
RHK Technology SPM 1000 Control System

Contributors:
Donghun Lee, David Daughton and Dr. Jay Gupta The Gupta group, Dept. of Physics, the Ohio State University