Zhu, Kan Fabrication of hourglass-like ZnO particles with enhanced blue emission. [electronic resource] - Journal of nanoscience and nanotechnology Oct 2010 - 6594-8 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1533-4880 Standard No.: 10.1166/jnn.2010.2538 doi