Factors Affecting Terahertz Emission from InGaN Quantum Wells under Ultrafast Excitation

Figure 2

(a) Experimental samples with (a) one, (b) five, and (c) ten InGaN/GaN quantum wells. (d) Terahertz emission spectra generated in samples A, B, and C under the excitation power densities which provide maximal energy of the THz signal. Reprinted with permission from [26]. Reproduced with permission from Wiley materials. Copyright Wiley materials.

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(b)

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