Department of Electrical and Computer Engineering;
Seoul National University;
Seoul 08826;
Republic of Korea;
Micro/Nano Process Group;
Korea Institute of Industrial Technology(KITECH);
Sangnok-gu;
Ansan-si 15588;
Republic of Korea;
Department of Chemistry;
College of Science;
Korea University;
Seoul 02841;
Republic of Korea;
Department of Electrical Engineering;
Engineering Research Institute(ERI);
Gyeongsang National University;
Jinju 52828;
Republic of Korea;
ZnO nanorods; Solar cells; Self-assembly; Oriented growth mechanism; Hydrothermal synthesis;