Manganese ferrite (MnFe₂O₄) nanoparticle, a spinel ferrite nanomaterial, is one of the important magnetic metal oxide nanoparticles with distinctive physical and chemical properties. This nanoparticle can be easily synthesized through various methods with controllable size and desired morphology. MnFe₂O₄ is an efficient candidate for various applications like biomedical, analytical, and storage devices. In this review, several synthesis methods and physicochemical properties of MnFe₂O₄ nanoparticles are discussed. Then, a comprehensive overview of the latest and most promising researches on massive applications of MnFe₂O₄-based nanostructures, including hyperthermia cancer therapy, magnetic resonance imaging (MRI), energy conversion and storage devices like Lithium-ion batteries and supercapacitors, as well as catalytic activities, sensors, hydrogen production, heavy metal removal, and drug delivery are presented. Overall, herein, a deep understanding of the unlimited ability of MnFe₂O₄ nanoparticles in diverse applications is provided.

锰铁氧体（MnFe ₂ O ₄）纳米颗粒是一种尖晶石铁氧体纳米材料，是重要的磁性金属氧化物纳米颗粒之一，具有独特的物理和化学性质。这种纳米颗粒可以通过各种方法很容易地合成，其尺寸和形态可控。MnFe ₂ O ₄是生物医学、分析和存储设备等各种应用的有效候选材料。在这篇综述中，讨论了MnFe ₂ O ₄纳米粒子的几种合成方法和理化性质。然后，全面概述了MnFe ₂ O ₄大规模应用的最新和最有前景的研究基于纳米结构，包括热疗癌症治疗、磁共振成像 (MRI)、能量转换和存储设备，如锂离子电池和超级电容器，以及催化活性、传感器、制氢、重金属去除和药物输送。总之，本文提供了对 MnFe ₂ O ₄纳米粒子在不同应用中的无限能力的深刻理解。