Figure 3

High resolution CL imaging of the Al x Ga1−x N sample with x = 0.40: (a) SE image and CL images through peak fitting: (b) peak intensity, (c) peak energy and (d) FWHM. (a,c and d) from Ref. 17. (Creative Commons Attribution (CC BY) license: http://creativecommons.org/licenses/by/4.0/).