Semantic Scholar Open Access 2018 211 sitasi

Magnetic Materials

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Abstrak

We next consider the effect of magnetic fields on materials. We expect that the effect will be similar to that with dielectrics – the field will induce a magnetic dipole in the material. Anticipating this we define a magnetization M  as the magnetic dipole moment/volume. What will the effect of this be? Consider a tiny cube with faces parallel to the xy, yz, xz planes and one corner at (x,y,z). Consider first the plane at x + dx. Then there will be a dipole moment:   p M x,y,z dxdydz    in the cube. Hence   y y p M x,y,z dxdydz  This will mean a current in the –z direction of:   y z y p I M x ,y ,zd y dx dz   Now consider the next cube out in the x direction (corner at x + dx,y,z). It will produce a current at the same face given by:   z y I M x dx,y,z dy   Hence the y component of M  will produce a net current at the face in the z direction of:

Penulis (1)

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Format Sitasi

Dx, D.D. (2018). Magnetic Materials. https://doi.org/10.3403/00531122

Akses Cepat

Lihat di Sumber doi.org/10.3403/00531122
Informasi Jurnal
Tahun Terbit
2018
Bahasa
en
Total Sitasi
211×
Sumber Database
Semantic Scholar
DOI
10.3403/00531122
Akses
Open Access ✓