Design and optimization of a Low-RPM Neodymium permanent magnet synchronous generator for two-stage vertical-axis wind turbines in low-speed applications. - Arif, Arsalan; Cheema, Taqi Ahmad; Imran, Abid; Sirewal, Ghulam Jawad; Bangash, Mohammad Fazail; Hashim, Muhammad; Rehman, Abdul (Wind Engineering, 2026)