Sol–Gel Synthesis of Ce4–xSr1+xFe5–xZnxO14+δ [0 ≤ x ≤ 0.45] Superparamagnetic Oxide Systems and Its Magnetic, Dielectric, and Drug Delivery Properties - Venkatesan Thangaraj; Murugesan Yogapriya; Kuppulingam Thirumalai; Meenakshisundaram Swaminathan; Anandhakumar Sundaramurthy; Raju Nandhakumar; Shanmugam Suresh; Ekambaram Vakees; Arun Araichimani (ACS Omega, 2018)