NewsPhysics

Researchers have successfully induced an inverse metamagnetic transition in manganite materials (Sm1-xSrxMnO₃) through electrical control. This phenomenon, where a material switches from a ferromagnetic to an antiferromagnetic state or vice versa under the influence of a magnetic field, has traditionally been controlled by magnetic fields or temperature changes. The novelty lies in manipulating this transition using an electric field, which opens new avenues for the design of spintronic devices and data storage.

The study focused on the manganite perovskite family, known for their magnetoresistive properties and spin, charge, and lattice-coupled phase transitions. By applying a voltage, scientists were able to modify the electronic configuration and, consequently, the magnetic exchange interactions within the material, forcing the transition from one magnetic state to another. This electrical control is crucial for miniaturization and energy efficiency in future applications.

“Researchers have successfully induced an inverse metamagnetic transition in manganite materials (Sm1-xSrxMnO₃) through electrical control.”