Microwave-Assisted Green Synthesis and Temperature-Dependent Dielectric Relaxation of Nominal MgFe₂₋ₓNiₓO₄ Spinel Ferrites Using Tinospora Cordifolia. Frontiers of Multidisciplinary Research [Internet]. 2026 Nov. 4 [cited 2026 Nov. 5];1(4). Available from: https://journal.srmist.edu.in/fomr/article/view/89