Enhancing Silicon Carbide Crystal Growth with Temperature Measurement

This case study details the implementation of Impac ISR 6 and IGAR 6 pyrometers in the silicon carbide (SiC) crystal growth process within the semiconductor industry. The document outlines the critical role of precise temperature measurement in ensuring high-quality crystal formation, emphasizing that even minor temperature deviations can significantly affect yield and efficiency. It describes the challenges faced in achieving accurate temperature monitoring across a wide range, particularly above 2500°C, and the necessity for reliability and stability in the measurement system. The integration of the advanced pyrometers resulted in substantial improvements in efficiency and yield, with benefits including consistent temperature measurement, enhanced process reliability, and optimized yield during the lengthy growth cycles. The case study concludes by highlighting the importance of these temperature measurement devices in modern crystal growth facilities, noting their broad measurement range and exceptional accuracy, which are essential for successful SiC crystal growth.