Analysis and characterization of opto-electronic properties of iron oxide (Fe2O3) with transition metals (Co, Ni) for the use in the photodetector application oleh Shahroz Saleem, Muhammad Naeem Ashiq, Sumaira Manzoor, Umber Ali, Rabia Liaqat, Ali Algahtani, Saqib Mujtaba, Vineet Tirth, Amnah Mohammed Alsuhaibani, Moamen S. Refat, Asad Ali, Muhammad Aslam, Abid Zaman