(a) From Figure 17.4, estimate the energy gap of a GaN or InGaN LED. (b) Are there other semiconducting materials that could be used (from an energy standpoint) to induce photon emission in a Ce:YAG phosphor?

Question

Quizplus · Accepted Answer

The Answer of (a) From Figure 17.4, estimate the energy gap of a GaN or InGaN LED. (b) Are there other semiconducting materials that could be used (from an energy standpoint) to induce photon emission in a Ce:YAG phosphor?

(A) from Figure 17