Accelerated Prediction of Terahertz Performance Metrics in GaN IMPATT Sources via Artificial Neural Networks. - Santu Mondal; Sneha Ray; Aritra Acharyya; Rudra Sankar Dhar; Arindam Biswas 007; Hiroaki Satoh; Gurudas Mandal; Vitaliy Maksimenko; Victor V. Krishtop (IEEE Access, 2025)