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Superexchange interaction in insulating manganites R1−xAxMnO3 (x=0,0.5). / Gontchar, L.; Nikiforov, A.
In: Physical Review B, Vol. 66, No. 1, 014437, 2002, p. 1-9.

Research output: Contribution to journal › Article › peer-review

Harvard

Gontchar, L & Nikiforov, A 2002, 'Superexchange interaction in insulating manganites R1−xAxMnO3 (x=0,0.5)', Physical Review B, vol. 66, no. 1, 014437, pp. 1-9. https://doi.org/10.1103/PhysRevB.66.014437

APA

Gontchar, L., & Nikiforov, A. (2002). Superexchange interaction in insulating manganites R1−xAxMnO3 (x=0,0.5). Physical Review B, 66(1), 1-9. [014437]. https://doi.org/10.1103/PhysRevB.66.014437

Vancouver

Gontchar L, Nikiforov A. Superexchange interaction in insulating manganites R1−xAxMnO3 (x=0,0.5). Physical Review B. 2002;66(1):1-9. 014437. doi: 10.1103/PhysRevB.66.014437

Author

Gontchar, L. ; Nikiforov, A. / Superexchange interaction in insulating manganites R1−xAxMnO3 (x=0,0.5). In: Physical Review B. 2002 ; Vol. 66, No. 1. pp. 1-9.

BibTeX

@article{f95c9cd522be4049b451c9a519318f9c,
title = "Superexchange interaction in insulating manganites R1−xAxMnO3 (x=0,0.5)",
abstract = "Manganites with general formulas (formula presented) and (formula presented) where (formula presented) is a rare-earth ion, and (formula presented) is an alkaline-earth ion, are known as insulating pure or charge ordered compounds at low temperatures with some R and A. In the present work, it is shown how the charge ordering and crystal structure form the orbital structure, which strongly effects the superexchange interaction. An explicit space group and the magnitudes of the distortions of each crystal were used in the calculations. We assume an ideal insulating state of the crystals. The model presented in this work allows one to explain the (formula presented) and A magnetic structures in terms of charge and orbital structures using quantitative estimations of the exchange parameters. The model also allows one to find easy axis and noncollinear components of a multisublattice magnetic structure of manganites. {\textcopyright} 2002 The American Physical Society.",
author = "L. Gontchar and A. Nikiforov",
year = "2002",
doi = "10.1103/PhysRevB.66.014437",
language = "English",
volume = "66",
pages = "1--9",
journal = "Physical Review B",
issn = "2469-9950",
publisher = "American Physical Society",
number = "1",

}

RIS

TY - JOUR

T1 - Superexchange interaction in insulating manganites R1−xAxMnO3 (x=0,0.5)

AU - Gontchar, L.

AU - Nikiforov, A.

PY - 2002

Y1 - 2002

N2 - Manganites with general formulas (formula presented) and (formula presented) where (formula presented) is a rare-earth ion, and (formula presented) is an alkaline-earth ion, are known as insulating pure or charge ordered compounds at low temperatures with some R and A. In the present work, it is shown how the charge ordering and crystal structure form the orbital structure, which strongly effects the superexchange interaction. An explicit space group and the magnitudes of the distortions of each crystal were used in the calculations. We assume an ideal insulating state of the crystals. The model presented in this work allows one to explain the (formula presented) and A magnetic structures in terms of charge and orbital structures using quantitative estimations of the exchange parameters. The model also allows one to find easy axis and noncollinear components of a multisublattice magnetic structure of manganites. © 2002 The American Physical Society.

AB - Manganites with general formulas (formula presented) and (formula presented) where (formula presented) is a rare-earth ion, and (formula presented) is an alkaline-earth ion, are known as insulating pure or charge ordered compounds at low temperatures with some R and A. In the present work, it is shown how the charge ordering and crystal structure form the orbital structure, which strongly effects the superexchange interaction. An explicit space group and the magnitudes of the distortions of each crystal were used in the calculations. We assume an ideal insulating state of the crystals. The model presented in this work allows one to explain the (formula presented) and A magnetic structures in terms of charge and orbital structures using quantitative estimations of the exchange parameters. The model also allows one to find easy axis and noncollinear components of a multisublattice magnetic structure of manganites. © 2002 The American Physical Society.

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U2 - 10.1103/PhysRevB.66.014437

DO - 10.1103/PhysRevB.66.014437

M3 - Article

VL - 66

SP - 1

EP - 9

JO - Physical Review B

JF - Physical Review B

SN - 2469-9950

IS - 1

M1 - 014437

ER -

ID: 43080288