A molecule mixed magnetic material having at least a kind of a magnetic ion unit of a molecular magnetic material showing a ferromagnetism and at least 1 kind of a magnetic ion unit of a molecular magnetic material showing a ferrimagnetism for controlling the magnetic characteristics of the molecular magnetic materials, wherein the magnetic characteristics are changeable by controlling the existing ratio of both the magnetic ion units, or the magnetic characteristics are changeable by the change of temperature or by the irradiation of light.
1. A molecule mixed magnetic material having at least 1 kind of a magnetic ion unit of a molecular magnetic material showing a ferromagnetism and at least 1 kind of a magnetic ion unit of molecular magnetic material showing a ferrimagnetism, characterized in that the magnetic characteristics are changeable by controlling the existing ratio of both the ion units.To solve the theme described above, an aspect of the present invention provides a molecule mixed magnetic material having at least one kind of a magnetic ion unit of a molecular magnetic material showing a ferromagnetism and at least one kind of a magnetic ion unit of a molecular magnetic material showing a ferrimagnetism, wherein the magnetic characteristics are changeable by controlling the existing ratio of both the ion units and also other aspect of the present invention provide the above-described molecule mixed magnetic material, wherein the magnetic characteristics is changeable by the change of a temperature or by the irradiation of light.
Also, still other aspect of the present invention provides a molecule mixed magnetic material which is changeable to the ferromagnetic substance or an antiferromagnetic substance, furthermore, other aspect of the present invention provides the molecule mixed magnetic material wherein the magnetic characteristics such as the saturation magnetization, the coercive force, the residual magnetization, the magnetic phase transition point, etc., are changeable, also still other aspect of the present invention provides the molecule mixed magnetic material wherein the magnetic ion units are made up of transition metals, and moreover, other aspect of the present invention provide the molecule mixed magnetic material wherein the magnetic material has
