通过引入较长停顿时间,采用分子束外延循环生长方法在350℃低温获得了一种横向聚合的InAs自组织量子点,在荧光光谱中观察到1.55μm波长的发光峰. 通过AFM和PL谱的联合研究,表明此低温循环生长方法有利于在长波长发光的量子点的形成.
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