P-type ZnO Nanowires (IMAGE) University of California - San Diego Caption SEM image of p-type ZnO nanowires created by electrical engineering professor Deli Wang at UC San Diego . Note: the blue color was added in photoshop. Credit Deli Wang/UCSD Usage Restrictions Deli Wang/UCSD License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.