Electromagnetic conversion device and information memory comprising the same

A four-terminal device, comprising an inductor and a first electromagnetic conversion device comprising:

• an intermediate layer and electrode layers located on both sides of the intermediate layer, wherein the intermediate layer comprises a magnetoelectric layer comprising a material having linear magnetoelectric effects, and wherein the electromagnetic conversion device is in complete connection with the inductor in a magnetic circuit.

A four-terminal device, comprising a first electromagnetic conversion device and a second electromagnetic conversion device, each one of the first conversion device and the second electromagnetic conversion device comprising:

• a respective intermediate layer and respective electrode layers located on both sides of the corresponding intermediate layer, wherein the intermediate layer comprises a magnetoelectric layer, the magnetoelectric layer comprising a material having linear magnetoelectric effects, wherein the first electromagnetic conversion device and the second electromagnetic conversion device are in complete connection with each other in a magnetic circuit.