The Investigation of Mixed Ferrofluids Containing Iron Oxide nanoparticles and Microspheres oleh Sharanabasava V. Ganachari, Veerabhadragouda B. Patil, Nagaraj R. Banapurmath, Manzoore Elahi M. Soudagar, Kiran Shahapurkar, Ashraf Elfasakhany, Mishal Alsehli, Akshata Yavagal, Pradyumna Mogre, Vijayakumar M Hiremath, Shankar A. Hallad