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氮化鎵材料發光二極體與面射型雷射之製作與特性研究

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Figure 1.1 Lattice constant as a function of bandgap energy of III-V  nitride compounds
Figure 2.1 Schematic diagram of a conventional GaN-based LED  on a sapphire substrate
Figure 3.1 Schematic fabrication steps of the large emission-area GaN LEDs  on Cu substrate
Figure 3.1 Schematic fabrication steps of the large emission-area GaN LEDs  on Cu substrate
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