Charge transfer dynamics in Cu-doped ZnO nanowires

• Main Authors: Xing, Guozhong, Xing, Guichuan, Li, Mingjie, Sie, Edbert Jarvis, Wang, Dandan, Sulistio, Arief, Ye, Quan Lin, Huan, Alfred Cheng Hon, Wu, Tom, Sum, Tze Chien
• Other Authors: School of Physical and Mathematical Sciences
• Format: Article
• Language: English
• Published: 2011
• Subjects: DRNTU::Science::Chemistry::Physical chemistry
• Online Access: https://hdl.handle.net/10356/93831; http://hdl.handle.net/10220/6911
• Institution: Nanyang Technological University

Time resolved photoluminescence (TRPL) and transient absorption (TA) spectroscopy reveal an ultrafast charge transfer (CT) process, with an electron localization time constant 39+-9 ps, between the ZnO host and the Cu dopants in Cu-doped...