Three-dimensional growth mechanism and dislocation evolution of Ge-doped GaN grown by Na-flux method

Key Points

• Dislocation evolution occurs during the three-dimensional growth of Ge-doped GaN, enhancing its structural integrity.
• Notable dislocation density reduction was measured, indicating optimized growth parameters and improved crystalline quality.
• Analysis using the Na-flux method shows effective control over dislocation mechanisms in semiconductor fabrication processes.
• Highlights critical implications for future semiconductor technologies, enhancing material performance in electronic applications.