TY - JOUR AU - Levin, Igor AU - Davydov, Albert AU - Nikoobakht, Babak AU - Sanford, Norman AU - Mogilevsky, Pavel C2 - Applied Physics/ Letters DA - 2005-08-31 LA - en PB - Applied Physics/ Letters PY - 2005 TI - Growth Habits and Defects in ZnO Nanowires Grown on GaN/Sapphire Substrates ER -