UV-Blue and Green Electroluminescence from Cu-Doped ZnO Nanorod Emitters Hydrothermally Synthesized on p-GaN

O. Lupan1 2 3 ∗, T. Pauporté1 ∗, B. Viana2, V. V. Ursaki4, I. M. Tiginyanu5, V. Sontea3, and L. Chow6 1Laboratoire d’Electrochimie, Chimie des Interfaces et Modélisation pour l’Energie (LECIME) UMR-CNRS 7575, ENSCP-Chimie Paristech, 11 rue Pierre et Marie Curie, 75231 Paris, Cedex 05, France 2Laboratoire de Chimie de la Matière Condensée de Paris, UMR 7574, ENSCP, 11 rue P. et M. Curie, 75231 Paris Cedex 05, France 3Department of Microelectronics and Semiconductor Devices, Technical University of Moldova, 168 Stefan cel Mare Blvd., Chisinau, MD-2004, Republic of Moldova 4Institute of Applied Physics, Academy of Sciences of Moldova, MD-2028 Chisinau, Republic of Moldova 5Institute of Electronic Engineering and Nanotechnologies, Academy of Sciences of Moldova, MD-2028 Chisinau, Republic of Moldova 6Department of Physics, University of Central Florida, P.O. Box 162385 Orlando, FL 32816-2385, U.S.A.