AHMAD, Firas H; JAMEEL, Dler A. EFFECTS OF SEMI-INSULATING GALLIUM ARSENIDE SUBSTRATE ORIENTATIONS AND SPIN COATING SPEED ON THE ELECTRICAL PERFORMANCE OF PANI/SI-GAAS HYBRID PHOTODETECTOR DEVICES. Science Journal of University of Zakho, [S. l.], v. 14, n. 2, 2026. DOI: 10.25271/sjuoz.2026.14.2.1673. Disponível em: https://www.sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/1673. Acesso em: 11 apr. 2026.