Figure 4. Optical gain as a function of lasing wavelength for nano-heterostructure-II

From

Optical Gain of InGaAlAs Quantum well with Different Barriers, Claddings and Substrates

Vibha Kumari, Ashish, Swati Jha, Amit Rathi, H. K. Nirmal, Pyare Lal, P. A. Alvi

Journal of Optoelectronics Engineering. 2014, 2(2), 42-45 doi:10.12691/joe-2-2-4