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Introduction

Introduction. To ensure the improvements of the electrical and optical properties of step-stage LEDs, a dual-stage LED is also fabricated for comparison. Experiments. p- contact. p- GaN. EBL. ww. MQW. n- contact. 1µm-thick. n- GaN.

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Introduction

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  1. Introduction • To ensure the improvements of the electrical and optical properties of step-stage LEDs, a dual-stage LED is also fabricated for comparison.

  2. Experiments p- contact p- GaN EBL ww MQW n- contact 1µm-thick n-GaN Fig. Illustration of TMIn flow rate for controlling the indium composition during the growth of dual-stage and step-stage MQW structure. 1µm-thick Buffer layer Sapphire Chip size:1.61 mm2

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