以高纯氧化锌粉为升华源,采用物理气相传输法(PVT)法在1500℃下生长出了ZnO多晶体,生长速率达0.24 mm/h.样品XRD测试和拉曼分析表明,无籽晶自发成核生长的ZnO多晶体不仅具有六方纤锌矿结构,而且具有c轴方向择优生长特征.实验结果表明了PVT法可以进行大尺寸ZnO晶体的生长,并且可以达到0.2 mm/h以上的生长速率.
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