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| Surface-coated cemented carbide article or part |
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| Magnetic recording medium and method for preparing the same |
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| Electrophotographic imaging process |
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| Shadow mask |
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| Solid state current limit circuit |
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| Control circuitry for a pulse-width-modulated switching power supply |
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| Power transistor thermal shutdown circuit |
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| Following voltage/current regulator |
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Magnetic alloy
| Details |
Inventors: Watanabe, Yasushi;
Assignee: Victor Company of Japan, Ltd. (Yokohama, JP)
Primary Examiner: Wyszomierski; George
Assistant Examiner:
Attorney, Agent or Firm: Lowe, Price, LeBlanc & Becker
A magnetic alloy represented by the compositional formula: Fe.sub.x N.sub.y M.sub.z wherein M represents at least one of the elements B, C, Al, Ga, or Ge, or M is M'.sub.z L.sub.v wherein M' has the same definition as the above M and L represents at least one selected from the group consisting of Ti, V, Cr, Co, Ni, Cu, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Sn, Sb, Hf, Ta, W, Re, Os, Ir, Pt, Au and Pb; and x, y and z or x, y, z and v have the following relationship: 1.ltoreq.y.ltoreq.20, 0.5.ltoreq.z.ltoreq.15 and x+y+=100 or 1.ltoreq.y.ltoreq.20, 0.5.ltoreq.z.ltoreq.15, 0.3.ltoreq.v.ltoreq.15 and x+y+z+v=100, respectively, in atom %. |
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DETAILED DESCRIPTION Accordingly, an object of the present invention is to provide a magnetic alloy that has a high saturation magnetic flux density and a small coercive force and also has a superior thermal stability even if it has not multilayer structure.
The present invention was made in order to solve the above problems.
Stated summarily, the present invention provides a magnetic alloy represented by the compositional formula: ti Fe.
sub.
x N.
sub.
y M.
sub.
z wherein M represents at least one of the elements belonging to Group IIIA and Group IVA of the periodic table, or M is M'.
sub.
z L.
sub.
v wherein M' has the same definition as the above M and L represents at least one selected from the group consisting of Ti, V, Cr, Co, Ni, Cu, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Sn, Sb, Hf, Ta, W, Re, Os, Ir, Pt, Au and Pb; and x, y and z or x, y, z and v have the following relationship: 1 .
ltoreq.
y.
ltoreq.
20 0.
5 .
ltoreq.
z.
ltoreq.
15 x+y+z=100 or 1.
ltoreq.
y.
ltoreq.
20 0.
5.
ltoreq.
z.
ltoreq.
15 0.
3.
ltoreq.
v.
ltoreq.
15 x+y+z+v=100 respectively, in atom %.
Preferred embodiments of the above magnetic alloy will become apparent from what are herein set out later.
The present invention also provides a magnetic alloy film represented by the compositional formula: Fe.
sub.
x N.
sub.
y M.
sub.
z wherein M represents at least one elements selected from the group consisting of metals other than Fe, and semimetals; x, y and z have the following relationship: 1.
ltoreq.
y.
ltoreq.
10 0.
5.
ltoreq.
z.
ltoreq.
10 x+y+z=100; and the plane of said film is oriented to have the (110) plane of .
alpha.
-Fe, or oriented to have the (110) plane of .
alpha.
-Fe and the (200) plane of .
gamma.
'-Fe.
sub.
4 N and the relative intensity of X-ray diffraction for the 110) plane of .
alpha.
-Fe is greater than the relative intensity of X-ray diffraction for the (200) plane of .
gamma.
'-Fe.
sub.
4 N.
The magnetic alloy or the magnetic alloy film according to the present invention has a high saturation magnetic flux density, has a low coercive force, has a high permeability and has a superior thermal resistance and corrosive resistance, and is useful as a magnetic alloy or magnetic alloy film for magnetic devices such as magnetic heads
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