Determination of Temperature-Dependent Stress State in Thin AlGaN Layer of AlGaN/GaN HEMT Heterostructures by Near-Resonant Raman Scattering

<div>Temperature-dependent stress in AlGaN barrier layer determined by Raman scattering and theoretical calculation. The inset shows the temperature dependence of thermal stress in AlGaN.</div>

Advances in Condensed Matter Physics

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Figure 5: Determination of Temperature-Dependent Stress State in Thin AlGaN Layer of AlGaN/GaN HEMT Heterostructures by Near-Resonant Raman Scattering 

Figure 5 | Determination of Temperature-Dependent Stress State in Thin AlGaN Layer of AlGaN/GaN HEMT Heterostructures by Near-Resonant Raman Scattering 