Abstract
An alternative route to improve the physical properties of ZnO nanostructures has been demonstrated. With In inclusion in the growth process, we show that the morphology of ZnO nanostructures can be changed from nanopins to nanowires. Besides, the major effects of In inclusion involve the reduction of crystallization velocity, improvement of crystalline quality, and suppression of defect density. Notably, the emission intensity can be enhanced by more than one order of magnitude. Our result therefore provides an excellent approach to obtain good crystalline quality of nanometerials for the application of optoelectronic devices.