State-of-the-art program on compound semiconductors 50 (SOTAPOCS 50) -and- processes at the semiconductor solution interface 3. : 50th state-of-the-art symposium on compound semiconductors : 215th meeting of the Electrochemical Society : 3rd international symposium on processes at the semiconductor-solution interface (PSSI 3) : 2009 San Francisco meeting : state of the art program on compound semiconductors : May 2009, San Francisco, CA.