Possible origin of ferromagnetism in (Ga,Mn)N

被引:95
作者
Zajac, M
Gosk, J
Grzanka, E
Kaminska, M
Twardowski, A
Strojek, B
Szyszko, T
Podsiadlo, S
机构
[1] Univ Warsaw, Inst Expt Phys, PL-00681 Warsaw, Poland
[2] Warsaw Univ Technol, Fac Chem, PL-00664 Warsaw, Poland
[3] Warsaw Univ Technol, Fac Chem, PL-00662 Warsaw, Poland
[4] PAS, High Pressure Res Ctr, PL-01142 Warsaw, Poland
关键词
D O I
10.1063/1.1559939
中图分类号
O59 [应用物理学];
学科分类号
摘要
Ferromagnetic behavior of GaN doped with Mn (Ga1-zMnzN) grown by the ammonothermal and chemical transport methods is discussed in terms of a second phase (ferromagnetic one) produced during the growth process. The reference manganese nitride samples grown by the same method as (Ga,Mn)N reveal room-temperature ferromagnetic behavior, depending on the growth details. Different MnxNy phases are suggested to be responsible for ferromagnetic behavior of (Ga,Mn)N. (C) 2003 American Institute of Physics.
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页码:4715 / 4717
页数:3
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