Figure 5
From: High quality self-separated GaN crystal grown on a novel nanoporous template by HVPE

Raman spectra (a) and PL spectra (b) of the HVPE grown GaN crystals with TEMGA, ECMGA and MGA template.
From: High quality self-separated GaN crystal grown on a novel nanoporous template by HVPE
Raman spectra (a) and PL spectra (b) of the HVPE grown GaN crystals with TEMGA, ECMGA and MGA template.