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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
La1–xCaxMnO3; Saturation magnetization at 90 K.
Jonker, van Santen, Physica 16 (1950) 337–349.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
La1–xCaxMnO3 Resistivity at 100 K on right. Metallic behavior corresponds to ferromagnetism.
Jonker, van Santen, Physica 16 (1950) 559–560.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Crystal fields and Jahn-Teller
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Metallic behavior corresponds to ferromagnetism and vice-versa.
Mn3+
Zener, Phys. Rev. 82 (1951) 403–405.
Materials 286K
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Mn4+
Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Further theory by deGennes: Explanation of canted phases, antiferromagnets, etc.
deGennes, Phys. Rev. 118 (1960) 141–153.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The resurgence of interest: Giant negative magnetoresistance in (La,Ba)MnO3 thin films.
von Helmholt, Wecker, Holzapfel, Schultz, Samwer, Phys. Rev. Lett. 71 (1993) 2331–2333.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The resurgence of interest: Giant negative magnetoresistance in (La,Ca)MnO3 thin films.
“Thousandfold change”
Jin, Tiefel, McCormack, Fastnacht, Ramesh, Chen, Science 264 (1994) 413–415.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The effect of the lattice:
Hwang, Cheong, Radaelli, Marezio, Batlogg, Phys. Rev. Lett. 75 (1995) 914–917.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
More lattice effects. Strain and local perturbations of the bandwith.
Rodriguez-Martinez, Attfield, Phys. Rev. B. 54 (1996) R15622–R15625.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The effect of a magnetic field is to melt a
polaron solid (glass).
Millis, Shraiman, Littlewood, Phys. Rev. Lett. 54 (1995) 5144–5147.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Negative magnetoresistance is quite a general phenomena, associated with spin-dependent
scattering.
Mazumdar, Littlewood, Nature 395 (1998) 479–481.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The complete phase diagrams are quite complex. Especially interesting things happen near
x = 0.5 in RE1–xAxMnO3
Tokura, Rep. Prog. Phys. 69 (2006) 797–851.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The CE-type antiferromagnetic model of Goodenough for simultaneous charge-spin-orbital
ordering.
Tokura, Rep. Prog. Phys. 69 (2006) 797–851.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The complete phase diagram for prototypic manganites.
Tokura, Rep. Prog. Phys. 69 (2006) 797–851.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The complete phase diagram for prototypic manganites.
Tokura, Rep. Prog. Phys. 69 (2006) 797–851.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
The complete phase diagram for prototypic manganites.
Tokura, Rep. Prog. Phys. 69 (2006) 797–851.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Visualizing charge order: La2/3Ca1/3MnO3
Mori, Chen, Cheong, Nature 392 (1998) 473–476.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Visualizing charge order: La1/4Ca3/4MnO3
Mori, Chen, Cheong, Nature 392 (1998) 473–476.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Determining charge-ordering and magnetic structure in La1/2Ca1/2MnO3
Rodriguez, Proffen, Llobet, Rhyne, Mitchell, Phys. Rev. B 71 (2005) 104430(1–9).
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Determining charge-ordering and magnetic structure in La1/2Ca1/2MnO3
Rodriguez, Proffen, Llobet, Rhyne, Mitchell, Phys. Rev. B 71 (2005) 104430(1–9).
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Dimensionality
control
Kimura, Tokura, Annu. Rev. Mater. Res. 30 (2000) 451–474.
Materials 286K
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Class 07. The rare-earth manganese oxides: M–I transitions, CMR, charge-ordering
Dimensionality
control:
La2–2xSr1+2xMn2O7
Kimura, Tokura, Annu. Rev. Mater. Res. 30 (2000) 451–474.
Materials 286K
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