stacking density

M 23 ( C, B) 6 contains a high density of stacking faults.

M23（C，B）6含有高密度堆垛层错；

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Also, the improvement of quantum dot lasers' performance is investigated through vertical stacking and p-type doping and the optimal dot density, which corresponds to minimal threshold current density, is calculated.

研究了垂直层叠和p型掺杂对量子点激光器性能的改善，并讨论了获得极小阈值电流密度时的最佳量子点密度。

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