The property that the UV emission and the green emission are polarized out of phase provides a simple way to verify that the defect emission occurs mostly at the surface defects of ZnO nanorods.

• 此紫外光与绿光偏极化方向垂直的现象提供了一个简单的方法来证实氧化锌奈米线的缺陷发光大部分发生在晶体表面。