quiz11spr01 - ~ ENSC 3~ring Answer any Quiz 11 2001 4...

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Quiz 11 ENSC 3~~ring 2001 Answer any 4 Questions only, 1 point each Provide an appropriate explanatory caption for this diagram, Compare Figure 12-2.2, text about domain closures, so that the magnetic flux path is maintained within the crystal. (b) (c) Figure 22-2 Several domain structures of a solid, each hav- ing zero net magnetization. Provide an explanatory caption for this diagram in the magnetization chapter of a text. 2. Nickel is ferromagnetic because of a partially filled 3d band. Substituting a Cu atom for a Ni atom means replacing the originall O ( d + S) electrons by 11, so reducing the unfilled portion of the d band, so reducing the average number of Bohr magnetons per atom (NE). The decrease is more abrupt with higher valency solutes, Zn, Al, Si, Sb, 2 to 5, respectively. Pd is the 4d equivalent to Ni. 100% Element B 40 60 80 o Ni 20 3 , f What theme are they illustrating here? Explain! Also, what is the chemical formula of the compound? Antiferromagnetism.
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This note was uploaded on 01/10/2012 for the course ENSC 3313 taught by Professor Staff during the Fall '11 term at Oklahoma State.

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quiz11spr01 - ~ ENSC 3~ring Answer any Quiz 11 2001 4...

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