Table 1 Valence band barrier height for each PNP-AlGaN junction of LEDs T1, T2, T3, T4, and T5
LEDs | T1 | T2 | T3 | T4 | T5 |
---|---|---|---|---|---|
φ1 (eV) | 0.129 | 0.156 | 0.208 | 0.254 | 0.273 |
φ2 (eV) | 0.129 | 0.156 | 0.210 | 0.256 | 0.274 |
LEDs | T1 | T2 | T3 | T4 | T5 |
---|---|---|---|---|---|
φ1 (eV) | 0.129 | 0.156 | 0.208 | 0.254 | 0.273 |
φ2 (eV) | 0.129 | 0.156 | 0.210 | 0.256 | 0.274 |