Магнитные свойства, механизмы электропроводности и фазовое расслоение в манганитах перовскитах LaMnO3+d, La1-xAxMnO3 (A = Ca, Ba) , La1-xCaxMn1-y FeyO3
Диссертация
Широкомасштабные исследования на большом количестве тщательно отобранных и проконтролированных методами рентгеновской и нейтронной порошковой дифракции, электронной микроскопии, микро-зондового EDX (energy — dispersive x-ray analysis) анализа и йодометрического титрования образцов нескольких соединений манганитов перовскитов позволили особенно тщательно исследовать механизмы прыжковой… Читать ещё >
Список литературы
- Zutic, 1. Spintronics: Fundamentals and applications / I. Zutic et.al. // Rev. of Modern Phys. — 2004.- V.76. -P.323−410.
- Fabian, J. Semiconductor Spintronics / J. Fabian, A. Matos-Abiaguea, C. Ertlera, P. Stano, I. Zutic // Acta Phys. Slovaca. 2009.- V.57. P.565−907.
- Von Helmolt, R. Giant negative magnetoresistance in perovskitelike La2/3Bai/3MnOx ferromagnetic films / R. von Helmolt, J. Wecker, В. Holzapfel, L. Schultz and К. Samwer // Phys. Rev. Lett. 1993.- V. 71.- № 14.-P.2331−2333.
- Coey, J.M.D. Mixed Valence manganites / J.M.D. Coey, M. Viret and S. von Molnar // Advances in Physics. 1*999. — V.48. — № 2. — P.167 — 293.
- Hubbard, J.J. Electron Correlations in Narrow Energy Bands. III. An Improved Solution /J.J. Hubbard // Proc. R. Soc. London. 1964. — Ser. A.- V.281. -P.401−419 .
- Metzner, W. Correlated Lattice Fermions in d = oo Dimensions / W. Metzner, D. Vollhardt // Phys. Rev. Lett. 1989.- V.62. — P.324−327.
- Georges, A. Dynamical mean-field theory of strongly correlated fermion systems and the limit of infinite dimensions / A. Georges et al // Rev. Mod. Phys. 1996.-V.68.-P.13.
- Kotliar, G. Electronic structure calculations with dynamical mean-field theory / G. Kotliar // Rev. Mod. Phys. 2006. — V.78. — № 865, — p. 87
- Georges, A. Strongly Correlated Electron Materials: Dynamical Mean-Field Theory and Electronic Structure /А. Georges // arxiv: cond-mat/403 123 4 (2008) (p71).
- Held, K. Electronic structure calculations using dynamical mean field theory /К. Held // Adv. Phys. 2007. — V.56. — P.829- 926.
- Maier, T. Quantum cluster theories /Т. Maier // Rev. Mod. Phys. 2005. -V.77.-P.1027.
- Freericks, J. Exact dynamical mean-field theory of the Falicov-Kimball model /J.K. Freericks, V. Zlatic //Rev. Mod. Phys.- 2003.- V.75. P. 1333.
- Edelstein, A.S. An overviewof strongly correlated electron systems /A.S. Edelstein // J. Magn. Magn. Mater. 2003. — V.256. — P.430.
- Kotliar, G. Strongly Correlated Materials: Insights From Dynamical Mean-Field Theory /G. Kotliar, D. Vollhardt // Phys. Today. 2004. — V.57. — № 3. -P.53.
- Tokura, Y. Correlated-Electron Physics in Transition-Metal Oxides AT. Tokura // Phys. Today. 2003. — V.56. — № 7. — P.50.
- Laiho, R., Lattice distortions, inagnetoresistance and hopping conductivity in LaMn03+5 / R. Laiho, KiG. Lisunov, E. Lahderanta, V.N. Stamov, V.S.
- Zakhvalinskii, Ph. Colomban, P.A. Petrenko and. Yu.P. Stepanov //J. Phys.:i
- Condens. Matter. 2005. — V.17. — P. 105−118.
- Topfer, J. LaMn03+s Revisited / J. Topfer and J. Goodenough // J. Solid State Chem. — 1997. V.130.- P.117−128.
- Pickett, W. E. Electronic structure and half-metallic transport in the LaixCaxMn03 system / W. E. Pickett and D. J. Singh / Phys. Rev. B. 1996. -V.53.-P.1146−1160.
- Goodenough J.B. Colossal Magnetoresistance in LnixAxMn03 Perovskites / D. J. Goodenough ./ Austr J. Ps. 1999. — V.52. — P. 155−186 .
- Cheong S.-W. Contribution to Colossal Magnetoresistance Oxides / Eds. Cheong S.-W, Hwang H.Y., Tokura In., Y. // Monographs in Condensed Matter Science. London: Gordon & Breach, 1999.
- Laiho, R. Low-field magnetic properties of LaixCaxMn03 (0 < x < 0.4) / R. Laiho, K.G. Lisunov, E. Lahderanta, P.A. Petrenko, V.N. Stamov and V.S. Zakhvalinskii // J. Magn. Magn. Mater. 2000. — V.213. — P.271.
- Loktev, V.M. Peculiar physical properties and the colossal magneto-resistanceof manganites / V.M. Loktev, Yu.G. Pogorelov // Low Temp. Phys. 2000. -V. 26. — P.171.
- Takura, Y. Colossal magnetoresistive manganites / Y. Takura and Y. Tomioka // J.Magn. and Magn. Mater. 1999. — V.200. — P. 1−23.
- Dagotto, E. Colossal Magnetoresistant Materials: The Key Role of Phase Separation / E. Dagotto, T. Hotta and A. Moreo / Physics Reports. 2001. -V.344. — P. 1−78.
- Zener, C. Interaction between the d-Shells in the Transition Metals. II. Ferromagnetic Compounds of Manganese with Perovskite Structure / C. Zener // Phys. Rev. 1951. — V.82. — P.403 -405.
- Andersen, P.W. Considerations on Double Exchange / P.W. Andersen, H. Hasegawa // Phys. Rev. 195 $. — V.100. — P.675−681.
- Wollan, E.O. Neutron Diffraction Study of the Magnetic Properties of the Series of Perovskite-Type Compounds (iX)La, xCaMnC>3 / E.O. Wollan and W.C. Kehler // Phys. Rev. 1955. — V.100. — P.545−563.
- Millis, A.J. Electron-lattice coupling in «colossal» magnetoresistance rare earth manganites / A. J. Millis // J. Appl. Phys. 1997. — V.81. — P. 5502 (2 pages).
- Millis, A.J. Double Exchange Alone Does Not Explain the Resistivity of La,.xSrxMn03 / A.J. Millis, P.B. Littlewood and B.I. Shraiman // Phys. Rev. Lett. 1995. — V. 74. — P.5144 — 5147.
- Roder, H Theory of colossal magnetoresistance / H. Roder, J. Zang and A.R. Bihop // Phys. Rev. Lett. 1996. — V.76. — P. 1356.
- Morimoto, Y. Magnetic and electronic properties in hole-doped manganese oxides with layered structures: Lai. xSri+xMn04 / Y. Morimoto, Y. Tomioka, A. Asamitsu and Y. Tokura // Phys. Rev. B. 1995. — V.51. — P.3297 — 3300.
- Bao, W. Electronic phase separation and charge ordering in (Sr, La)2Mn04: Indication of triplet bipolarons'/ W. Bao, C.H. Chen, S.A. Carter and S.-W. Ceong // Solid State Commun.- 1996. V.98. — P.55−59.
- Sternleb, B.J. Charge and Magnetic Order in Lao.5Sri.5Mn04 /B.J. Sternleb, J.P. Hill, U.C. Wildgruber, G.M. Luke, B. Naumi, Y. Morimoto and Y. Tokura // Phys. Rev. Lett. 1996. — V.76. — P.2169 — 2172.
- Salamon, M.B. The physics of manganites: Structure and transport / M.B. Salamon, M. Jaime // Rev. -Mod. Phys. 2001. — V.73.- P.583 — 628.
- Egami T. Inhomogeneous charge state in HTSC cuprates and CMR manganites / T. Egami // Physica C. 2001. — V.364−365. — P.441−445.
- Hwang, H. Lattice Effects on the Magnetoresistance in Doped LaMnOs / H.Y. Hwang, S.-W. Cheong, P.G. Radaelli, M. Marezio and B. Batlogg / Phys. Rev. Lett. 1995. — V.75. — № 5. — P.914 — 917.
- Panas, I. High-Tc SC and CMR made chemically intyitive / L. Panas, R. Gatt and T. Johonson .// J. Phys. Chem. Solids. 1998.- V.59. — P.2230.
- Radaelli, P.G. Wigner-crystal and bi-stripe models for the magnetic and crystallographic superstructures of Lao.333Cao.667Mn03 / P.G. Radaelli, D.E. Cox, L. Capogna, S.-W. Cheong, M. Marezio // Phys. Rev. B. 1999. — V.59.-P. 14 440- 14 450.
- Cheong, S.-W. Electronic phase separation in complex materials / S.-W Cheong, P.A. Sharma, N. Hur, Y. Horibe and C.H. Chen // Physica B. 2002. — V.318.-P.39−51.
- Radaelli, P.G. Charge, orbital, and magnetic ordering in Lao.5Cao.5Mn03 / P.J.
- Radaelli, D.E. Cox, M. Marezio, S.-W. Cheong // Phys. Rev. B. 1997. -V.55. — P.3015 — 3023.
- Fernandez-Diaz, M.T. Two-dimensional discrete Coulomb alloy / M.T. Fernandez-Diaz et al. // Phys. Rev. 1999.- V.59. — P.277 — 285.
- Goodenough, J.B. Theory of the role of covalence in the perovskite-type manganites La, M (II)Mn03 / J.B. Goodenough // Physical Review. 1955. -V.100. — P.564−573.
- Mori, S. Pairing of charge-ordered stripes in (La, Ca) Mn03 / S. Mori, C.H. Chen ., S.-W. Cheong //Nature. 1998. — V.392.-P.473−476.
- Loudon, J.C. Weak Charge-Lattice Coupling Requires Reinterpretation of Stripes of Charge Order in LaixCaxMn03 / J.C. Loudon et al.// Phys. Rev. Lett. 2005. — V.94. — P.97 202 (4 pages).
- Chen, C. H. Commensurate to Incommensurate Charge Ordering and Its RealSpace Images in Lao.5Cao.5Mn03 / C.H. Chen and S-W. Cheong // Phys. Rev. Lett. 1996. — V.76. — № 21. — P.4042−4045.
- Eaglesham, D.J. A double honeycomb of discommensurations in the triply-incommensurate state of 2H NbSe2 / D.J. Eaglesham, S. McKernan and J. W. Steeds // J. Phys. C: Solid State Phys. 1985. — V.18. — P. L27.
- Wang, R. Distinguishing between the bi-stripe and Wigner-crystal model: A crystallographic study of charge-ordered Lao.33Cao.67Mn03 / R. Wang et al. // Phys. Rev.B. 2000. — V.61. — P. 11 946.
- Garcia, J. Analysis of the x-ray resonant scattering at the Mn K edge in half-doped mixed valence manganites / J. Garcia et al.// J. Phys.: Condens. Matter. -2001. V.13. — P.3243−3256. -
- Rodriguez-Carvajal, J. A new interpretation of the CO state in half-doped manganites: new results from neutron diffraction and synchrotron radiationexperiments / J. Rodriguez-Carvajal et al. // Physica B. 2002. — V.320. — P.1−6.
- Rodriguez, E.E. Neutron diffraction study of average and local structure in Lao.sCao.sMnOs / E.E. Rodriguez et al. // Phys. Rev.B. 2005. — V.71. -P. 104 430 (9 pages).
- Van den Brink, J. Charge and Orbital Order in Half-Doped Manganites / J. Van den Brink et al. // Phys. Rev. Lett. 1999. — V.83. — P.5118−5121.
- Ferrari V. Oxygen Stripes in Lao. sCaojMnOs from Ab Initio Calculations / V. Ferrari et al.// Phys. Rev. Lett. 2003. — V.91. — P.227 202 (4 pages).
- Brey, L. Continuous Charge Modulated Diagonal Phase in Manganites / L. Brey / Phys. Rev. Lett. 2004. — V.92. — P. 127 202 (4 pages).
- Brey, L. Solitonic Phase in Manganites / L. Brey and P.B. Littlewood // Phys. Rev. Lett. 2005. — V.95. — P. l 17 205 (4 pages).
- Cox, S. Strain control of superlattice implies weak charge-lattice coupling in Lao.5Cao.5Mn03 / S. Cox et al. // Phys. Rev.B. 2006. — V.73. — P.132 401. (4 pages).
- Cox, S. Sliding charge-density wave in manganites / S. Cox et al. // Nature Mater. 2008. — V.7. — P. 25−30.
- Milward, G.C. Electronically soft phases in manganites / G.C. Milward, M. J. Calderon and P. B. Littlewood // Nature. 2005. — V.433. — P.607−610.
- Rao, C.N.R. Phase separation and segregation in rare earth manganates: The experimental situation / C.N.R. Rao and P.V. Vanitha // Curr. Opin. Solid State Mater. Sei. 2002. — V.6. -P.97−106.
- Dagotto, E. Nanoscale phase separation in colossal magnetoresistance materials: lessons for the cuprates? / E. Dagotto, J. Burgy and A. Moreo // Solid State Commun. 2003. — V.126. — P.9−22.
- Chernyshev, A.L. Metallic Stripe in Two Dimensions: Stability and SpinCharge Separation / A.L. Chernyshev, A.H. Neto Castro and A.R. Bishop // Phys. Rev. Lett. 2000. — V.84. — P.4922−4925.
- Rao, C.N.R. Charge ordering in the rare earth manganates: the experimental situation / C.N.R. Rao, A. Arulraj, A.K. Cheetham and B. Raveau // J. Phys.:
- Condens. Matter. 2000. V.12. — P. R83-R106.
- Wakai, H. The phase separation due to A-site-cation size mismatch in Lao.5Cao.5-xBaxMn03 / H. Wakai // J. Phys.: Condens. Matter. 2001. — V. 13. -P. 1627−1639
- Guha A. Magnetic field resulting from nonlinear electrical transport in single crystals of charge-ordered Pr0.63Ca0.37MnO3 / A. Guha, N. Khare, A.K. Raychaudhuri and C. N. R. Rao // Phys. Rev. B. 2000. — V.62. — P. R11941-R11944. i
- Kim, R.H. Thermal and Electronic Transport Properties and Two-Phase Mixtures in La5/8-xPrxCa3/8Mh03 / R.H. Kim, M. Uehara, C. Hess, P.A. Sharma and S.W. Cheong // Phys.Rev.Lett. 2000. — V.84. — P.2961−2964.
- Hardy, V. Percolation transitions tuned by temperature, magnetic field, and time in a phase-separated manganite / V. Hardy, A. Wahl and C. Martin // Phys. Rev. B. 2001. — V.64. — P.64 402 (6 pages).
- Moreo, A. Giant Cluster Coexistence in Doped Manganites and Other Compounds / A. Moreo, M. Mayr, A. Feiguin, S. Yunoki S. and E. Dagotto // Phys. Rev. Lett. 2000. — V.84. — P.5568- 5571.
- Uehara, M. Percolative phase separation underlies colossal magnetoresistance in mixed-valent manganites / M. Uehara, S. Mori, C.H. Chen, S.-W. Cheong // Nature. -1999. V.399. — P.560−563.
- Fath, F. Spatially Inhomogeneous Metal-Insulator Transition in Doped Manganites / F. Fath, S. Freisem, A. A. Menovsky, Y. Tomioka, J. Aarts and J.A. Mydosh // Science. 1999. — V.285. — P.1540−1542.
- Biswas, A. Density of states of hole-doped manganites: A scanning-tunneling-microscopy/spectroscopy study / A. Biswas, S. Elizabeth., A.K. Raychaudhuri and H.L. Bhat // Phys. Rev. B'. 1999. — V.59.- P.5368−5376.
- Smolyaninova, V.N. Anomalous field-dependent specific heat in charge-ordered PrixCaxMn03 and Lao.sCao.sMnOs / V.N. Smolyaninova, X.C. Xie, F.C. Zhang, M. Rajeswari, R.L. Greene and S. Das Sarma // Phys. Rev. B. -2000. V.62. — P. R6093-R6096.
- Bibes, M. Nanoscale Multiphase Separation at La2/3Cai/3Mn03/SrTi03 Interfaces / M. Bibes, L. Balcells, S. Valencia, J. Fontcuberta, M. Wojcik, E. Jedryka and S. Nadolski // Phys.Rev.Lett. 2001. — V.87. — P.67 210 (4 pages).
- Renner, C. Atomic-scale images of charge ordering in a mixed-valence manganite / C. Renner, G. Aeppli, B.G. Kim, Y.A. Soh and S.-W. Cheong // Nature. 2002. -V.416. — P.518−521.
- Zhang, L. Direct observation of percolation in a manganite thin film / L. Zhang, C. Israel, A. Biswas, R.L. Greene and A. de Lozanne // Science. -2002. V.298. — P.805−807.
- Dai, P. Short-Range Polaron Correlations in the Ferromagnetic Lai. xCaxMn03 / P. Dai, J.A. Fernandez-Baca, N. Wakabayashi, E.W. Plummer, Y. Tomioka and Y. Tokura // Phys.Rev.Lett. 2000. — V.85. — P.2553−2556.
- Booth, C.H. Direct Relationship between Magnetism and Mn06 Distortions in LaixCaxMn03 / C.H. Booth, IF. Bridges, G.H. Kwei, J.M. Lawrence, A.L. Connelius and J.J. Neumeier //Phys.Rev.Lett. 1998. — V.80. — P.853−856.
- Chechersky, V. Emission Mossbauer study, of the electronic phases in Lao.7Cao.3Mn03 / V. Chechersky, A. Nath, C. Michel, M. Hervieu, K. Gosh and R.L. Green // Phys. Rev. B. 2000. — V.62. — P.5316−5319.
- Massa, N.E. Lao.67Cao.33Mn03: defects and conducting mechanism Original Research Article / N.E. Massa, H. Tolentino, H. Salva, J.A. Alonso, MJ. Martinze-lopez and M.T. Casais // J. Magn. Magn. Mater.- 2001. V.233. -P.91−93.
- Si wach, P.K. Low field magnetotransport in manganites / P.K. Siwach, H.K. Singh and O.N. Srivastava // J. Phys.: Condens. Matter. 2008. — V.20. -P.27 3201(43 pages).
- Heffher, R.H. Muon spin relaxation study of LaixCaxMn03 / R.H. Heffner, Sonier J.E., Maclaughlin D.E., Nieuwenhuys G.J., Luke G.M., UemuraYJ., Ratcliff W.I., Cheong Wand S., Balakrishnan G. // Phys. Rev. B. 2001. — V.63. -P.94 408 (14 pages).
- Woodfiled, B.F. Low-Temperature Specific Heat of LaixSrxMn03+s / B.F. Woodfiled, M.L. Wilson and J.M. Byers // Phys. Rev. Lett. 1997. — V. 78. -P.3201−3204.
- Nakatsuji, S. Quasi-Two-Dimensional Mott Transition System Ca2-xSrxRu04 / S. Nakatsuji, Y. Maeno // Phys.Rev.Lett. 2000. — V.84. — P.2666−2669.
- Nakatsuji, S. Mechanism of Hopping Transport in Disordered Mott Insulators / S. Nakatsuji et al. // Phys. Rev. Lett. 2004. — V.93. — P.146 401 (4 pages).
- Anane, A. Electrical noise from phase separation in Pr203Cai03Mn03 single crystal / A. Anane, B. Raquet, S. von Molnar, L. Pinsard-Gaudart and A. Revcolevschi // J. Appl. Phys. 2000. — V.87. — P.5025.
- Podzorov, V. Giant 1/f noise in perovskite manganites: Evidence of the percolation threshold / V. Podzorov, M. Uehara, M.E. Gershenson, T.Y. Koo and S.W. Cheong // Phys. Rev. B. 2000. — V.61. — P. R3784 -R3787.
- Podzorov, V. Phase separation and 1/f noise in low-TMI colossal magnetoresistance manganites / V. Podzorov, M.E. Gershenson, M. Ueharaand S.W. Cheong // Phys. Rev. B. 2001. — V.64. — P. l 15 113 (7 pages).
- Sarma, D.D. Direct Observation of Large Electronic Domains with Memory Effect in Doped Manganites / D.D. Sarma et al. // Phys. Rev. Lett. 2004. -V.93. — P.97 202 (4 pages).
- Viret, M. Magnetic Filaments in Resistive Manganites / M. Viret, F. Ott, J.P. Renard, H. Glattli, L. Pinsard-Gaudart and A. Revcolevschi // Phys. Rev. Lett. 2004. — V.93. — P.217 402 (4 pages).
- Saurel, D. Magnetic field dependence of the magnetic phase separation in Pr1xCaxMn03 manganites studied by small-angle neutron scattering / D. Saurel,
- A. Brulet, A. Heinemann, C. Martin, S. Mercone and C. Simon // Phys. Rev.
- B. 2006. — V.73. — P.94 438 (9 pages).
- Ma, J.X. Visualization of Localized Holes in Manganite Thin Films withi
- Atomic Resolution / J.X. Ma-' D.T. Gillaspie, E.W. Plummer and J. Shen // Phys. Rev. Lett. 2005. — V.95. — P.237 210 (4 pages).
- Bastiannsen, P.J.M. Percolation mechanism for colossal magnetoresistance Original Research Article / P.J.M. Bastiannsen and H.J.F. Knops // J. Phys. Chem. Solids. 1998. — V.59. — P.297−303.
- Mayr, M. Resistivity of Mixed-Phase Manganites / M. Mayr, A. Moreo, J. A. Verges, J. Arispe, A. Feiguin and E. Dagotto E. // Phys.Rev.Lett. 2001. -V.86. — P.135−138.
- Weibe, A. Two-phase scenario for the metal-insulator transition in colossal magnetoresistance manganites / A. Weibe, J. Loos and H. Fehske // Phys. Rev. B. 2001. — V.64. — P.104 413 (8 pages).
- Lynn, J.W. Unconventional Ferromagnetic Transition in LaixCaxMn03 / J.W. Lynn, R.W. Erwin, J.A. Borchers, Q. Huang, A. Santoro, J.L. Peng and Z.Y. Li // Phys. Rev. Lett. 1996. — V.76. — P.4046−4049.
- Mira, J. Change from first- to second-order magnetic phase transition in La2/3(Ca, Sr) i/3Mn03 perovskites / J. Mira, J. Rivas, F. Rivadulla, C. Vazquez-Vazquez and M.A. Lopez Quintela // Phys. Rev. B. 1999. — V.60. — P.2998−3001.
- Zeise, M. Critical scaling and percolation in manganite films / M. Zeise // J. Phys.: Condens. Matter. 2001. — V. 13. — P.2919−2934.
- Lyuksyutov, I.F. Magnetic polarons mediated percolative phase transition in manganites / I.F. Lyuksyutov and V.L. Pokrovsky // Mod. Phys. Lett. B. 1999. — V.13.-P.379−384.
- Varma C. Electronic and Magnetic States in the Giant Magneto-resistive compounds / C. Varma // Phys. Rev. B. 1996. — V.54. — P.7328−7333.
- Yunoki, S. Phase Separation in Electronic Models for Manganites / S. Yunoki et al. // Phys. Rev. Lett. 1998. — V.80. — P.845−848.
- Gorkov, L.P. Manganites at low temperatures and light doping: band approach and percolation / L.P. Gorkov and V.Z. Kresin // JETP Lett.- 1998. -V.67. -P.934−939.
- Jaime, M. Coexistence of localized and itinerant carriers near TC in calcium-doped manganites / M. Jaime, P. Lin, C.H. Chun, M. Salamon, P. Dorsey and M. Rubinstein // Phys. Rev. B.1999. V.60. — P.1028−1032.
- Ahn, K.H. Strain-induced metal-insulator phase coexistence in perovskite manganites / K.H. Ahn, T. Lookman and A.R. Bishop // Nature. 2004. -V.428. — P.401−404.
- Shenoy, V.B. Coulomb Interactions and Nanoscale Electronic Inhomogeneities in Manganites / V.B. Shenoy, T. Gupta, H.R. Krishnamurthy and T.V. Ramakrishnan T.V. // Phys. Rev. Lett. 2007. — V.98. — P.97 201 (4 pages).
- Ramakrishnan, T.V. Theory of Insulator Metal Transition and Colossal Magnetoresistance in Doped Manganites /T.V. Ramakrishnan, R. Krishnamurthy, S.R. Hassan and Pai. G. Venketeswara // Phys. Rev. Lett. -2004. V.92. — P. 157 203 (4 pages).
- Ramakrishnan, T.V. Modelling colossal magnetoresistance manganites / T.V. Ramakrishnan // J. Phys.: Condens. Matter. 2007. — V. 19. — P. 125 211 (26 pages).
- Burgy, J. Colossal Effects in Transition Metal Oxides Caused by Intrinsic1. homogeneities / J. Burgy et al. // Phys. Rev. Lett. 2007. — V.87. — P.277 202 (4 pages).
- Burgy, J. Relevance of Cooperative Lattice Effects and Stress Fields in PhaseSeparation Theories for CMR Manganites / J. Burgy, Moreo A., Dagotto E. // Phys. Rev. Lett. 2004. — V.92. — P.97 202 (4 pages).
- Louca, D. Local Jahn-Teller distortion in Laix SrxMn03 Observed by Pulsed Neutron Diffraction / D. Louca, T. Egami, E.L. Brosha, H. Roder, A.R. Bishop // Phys. Rev. B. 1997. — V.56. — P. R8475.
- Ronnow, H.M. Polarons and confinement of electronic motion to two dimensions in a layered manganite / H.M. Ronnow et al. // Nature. 2006. -V.440. — P. 1025−1028. ,
- Weast, R.C. Handbook of Chemistry and Physics / R.C. Weast // Boca Ration,
- FL.: Chemical Rubber Company, 1955/6.
- Nowotny, J. Defect Chemistry of (La, Sr) Mn03 / J. Nowotny and M. Recas // J. Am. Ceram. Soc. 1998. — V.81. — P.67.
- Kovba, M. X-ray investigation in inorganic chemistry / M. Kovba / Moscow: Publishing outfit of Moscow State University. 1991. — P.256.
- Schiffer, P. Low Temperature Magnetoresistance and the Magnetic Phase Diagram of LaixCaxMn03. / P. Schiffer, A.P. Ramirez, W. Bao and S.W. Cheong // Phys. Rev. Lett. 1995. — V.75. — P.3336.
- Laiho, R. Variable-range hopping conductivity in LaixCaxMn03./ R. Laiho ,
- K.G. Lisunov, E. Lahderanta, V.N. Stamov and V.S. Zakhvalinskii // J. Phys.: Condens. Matter. 2001. — V.13. — P. 1233.
- Laiho, R. Conductivity of LaixCaxMn03 under magnetic resonance of Mn ions / R. Laiho, E. Lahderanta, L.S.Vlasenko, M.P. Vlasenko, V.S. Zakhvalinskii / ФТТ. 2001. — T 43. — Вып.З. — C.471.
- Laiho, R. Spin dynamics and magnetic phase diagram of LaixCaxMn03 (0 < x < 0.15) / R. Laiho, E. Lahderanta, J. Salminen, K.G. Lisunov and V.S. Zakhvalinskii / Phys. Rev. B. 2001. — V.63. — P.94 405.
- Курбаков, А.И. Кристаллическая структура и магнитный порядок1.o.7Cao.3MniyFey03 MaHramrroB / A.M. Kyp6aKOB A.M., B.C. 3axBanHHCKHH, P. Jlaiixo // O.T.T. 2007. — T.49.- Btm.4. — C.691.
- Laiho, R. Low-field magnetic properties as indication of disorder, frustration, and cluster formation effects in LaixCaxMniyFey03. / R. Laiho, K.G. Lisunov, E. Lahderanta, J. Salminen, V.S. Zakhvalinskii // J.Magn.Magn.Mater. 2002. -V.250. — P.267. 1
- Ahn, K. H. Magnetic i properties and colossal magnetoresistance of La (Ca)Mn03 materials doped .with Fe. / K. H. Ahn, X. W. Wu, K. Liu and C.L. Chien// Phys. Rev. B. 1996. — V.54. — P. 15 299.
- Sun, J.R. Doping effects arising from Fe and Ge for Mn in Lao.7Cao.3Mn03. / J.R. Sun, G.H. Rao, B.G. Shen, H.K. Wong // J. Appl. Phys. Lett. 1998. -V.73. — P.2998−3000.
- Jonker, G. H. Ferromagnetic compounds of manganese with perovskite structure / G. H. Jonker, J. H. van Santen // Physica (Amsterdam). 1950. -V.16. — P.337.
- Cherepanov, V.A. Phase Equilibria in the LaCo03-LaMn03-BaCoC)z-BaMn03 System / V.A. Cherepanov, E.A. Filonova, V.I. Voronin, I.F. Berger // J. Solid State Chem. 2000. — V. I53. — P.205−211.
- Laiho, R. Mechanisms of hopping conductivity in weakly doped LaixBaxMn03 / R. Laiho, K.G. Lisunov, E. Lahderanta, V.S. Zakhvalinskii, M.A. Shakhov, V.N. Stamov, V.L. Kozhevnikov, I.A. Leonidov, E.B.
- Mitberg, M.V. Patrakeev // J. Phys.: Condens. Matter. 2005. — V.17. -P.3429−3444.
- Huhtinen, H. Photoinduced formation of ferromagnetic clusters in Lao.9Cao.iMn03 / H. Huhtinen, R. Laiho, E. Lahderanta, L.S. Vlasenko, M.P.
- Vlasenko and V.S. Zakhvalinskii '// Phys. Rev. B. 2000. — V.62. — P. 11 614. i
- Huhtinen, H. Laser deposition of thin films from Lao.7Cao.3Mn03 targetstprepared by sol-gel and solid-state methods. / H. Huhtinen, J. Raittila, P. Paturi, J. Salminen and V.S. Zakhvalinskii / J.Phys.: Condens Matter. 2002. -V.14. — P.7165.
- Vazquez-vazquez, C. Characterization of Lao.67Cao.33Mn03+s particles prepared by the sol-gel route. / C. Vazquez-vazquez, M. C. Blanco, M. A. Lopez-quintela, S.D. Rodolfo, J. Rivas J. and. S.B. Oseroff// J. Mater. Chem. -1998. -V.8. -P.991.
- Cullity, B.D. Elements of X-ray Diffraction 2nd edn / B.D. Cullity // Reading, MA: Addison-Wesley. 1978.
- Sanchez, R. Giant magnetoresistance in fine particle of La0.67Ca0.33MnO3 synthesized at low temperatures / R. Sanchez, C.J.R. Vazquez-Vazquez, A. Lopez-Quintela, M. Causa, M. Tovar and S. Oseroff // Appl. Phys. Lett. -1996.-V.68.-P.134.i
- Vazquez-Vazquez, C. Characterisation of Lao.67Cao.33Mn03 plus or minus delta particles prepared by the sol-gel route. / C. Vazquez-Vazquez, M. Blanco, M. Lopez Quiniela, R. Sanchez, J. Rivas and S. Oseroff // J. Mater. Chem.1998.-V.8.-P.991.
- Mira, J. Critical exponents of the ferromagnetic-paramagnetic phase transitionof LaixSrxCo03 (0.20
- Beneyetz, J. Areas, R.D. Sapchez and M.A. Senaris-Rodriguez // Phys. Rev. B. 1999. — V.59. — P.123−126.'
- Fontcuberta, J. Colossal Magnetoresistance of Ferromagnetic Manganites: Structural Tuning and Mechanisihs / J. Fontcuberta, B. Martinez, A. Seffar, S. Pinol, J.L. Garcia-Munoz and X. Obradors // Phys. Rev. Lett. 1996. — V.76. -P. 1122−1125. • f
- Захвалинский, B.C. Получение и магнитные свойства LaMn03+5 (О <8 < 0.154). / B.C. Захвалинский, R. Laiho, К. Г. Лисунов, Е. Lahderanta, П. А. Петренко, Ю. П. Степанов, J. Salminen, В. Н. Стамов / ФТТ. 2006. -Т.48. — Вып 12. — С.2175−2182.
- Le Guillou, J.C. Critical Exponents for the n-Vector Model in Three Dimensions from Field Theory / J.C. Le Guillou and J. Zinn-Justin // Phys. Rev. Lett. 1977. — V.39. — P.95−98.
- Hong, C.S. Transport and magnetic properties in the ferromagnetic regime of LaixCaxMn03. / C.S. Hong, W.C. Kim and N.H. Hur // Phys. Rev. B. 2001. -V.63. — P.92 504 (4 pages). .
- Heffner, R.H. Observation of Two Time Scales in the Ferromagnetic
- Manganite LaixCaxMn03, x~0.3. / R.H. Heffiier, J.E. Sonier, D.E. MacMacLaughlin, GJ. Nieuwenhaus, G. Ehlers, F. Mezei, S.-W. Cheong, J.S. Gardner and H. Roder // Phys. Rev. Lett. 2000. — V.85. — P.3285−3288.
- Chechersky, V. Evidence for. breakdown of ferromagnetic order below TC in the manganite Lao.8Cao.2Mn03 / V. Chechersky, A. Nath, I. Isaac, J.P. Franck, K. Ghosh, H. Ju and R.L. Greene // Phys. Rev. B 1999. V.59. — P.497−502.
- Ramirez A. P. Colossal magnetoresistance // J. Phys.: Condens. Matter. -1997. V. 9. — P.8171. !
- Huhtinen, H. Critical behavior of magnetoresistance near the metal-insulator transition of Lao.7Cao.3Mn03 / H. Huhtinen, R. Laiho, K.G. Lisunov, V.N. Stamov and V.S. Zakhvalinskii // J. Magn. Magn. Mater. 2002. — V.238. -P.160.
- Mott, N.F. Electron Processes in Non-Crystalline Materials / N.F. Mott and Davies E. A. // Oxford: Clarendon. 1979.
- Mott, N. F. Metal-Insulator Transitions / N.F. Mott //London: Taylor and Francis. 1990.
- Worledge, D. C. Anneal-tunable Curie temperature and transport of Lao.67Cao.33Mn03 / D.C. Worledge, G.J. Snyder, M.R. Beasley and T.H. Geballe // J. Appl. Phys. 1996. — V.80. — P.5158 (4 pages).
- Shklovskii, B.I. Electronic Properties of Doped Semiconductors / B.I. Shklovskii and Efros A. L. // Berlin: Springer, 1984.
- Zheng, R. K. Structural change and charge ordering correlated ultrasonicanomalies in Lai. xCaxMn03 (x=0.5,0.83) perovskite / R.K. Zheng, C. F. Zhu, J.Q. Xie and X.G. Li // Phys. Rev. B. 2000. — V.63. — P.24 427 (4 pages).
- Viret, M. Magnetic localization in mixed-valence manganites / M. Viret, L. Ranno and J.M.D. Coey // Phys. Rev. B. 1997. — V.55. — P.8067−8070.
- Alexandrov, A. S. Massive spectral weight transfer and colossal magneto-optical effect in doped manganites / A.S. Alexandrov and A.M. Bratkovsky // J. Appl. Phys. 2000. — V.87. P, 5016−5018.
- Jonker, G.H. Semiconducting properties of mixed crystals with perovskite structure. / G.H. Jonker // Physica. 1954. — V.20. — P. l 118−1122.
- Moshnyaga, V. Intrinsic and extrinsic pressure effects in Lao.7Cao.3Mn03 thin films / V. Moshnyaga, S. KHmm, E. Gommert, R. Tidecks, S. Horn and K. Samwer // J. Appl. Phys. 2000. — V.88. — P.5305 (6 pages).
- Laukhin, V. Pressure effects on the metal-insulator transition in magnetoresistive manganese perovskites / V. Laukhin, J. Fontcuberta, J.L. Garcia-Munoz and X. Obrados // Phys. Rev. B. 1997. — V.56. — P. R10009-R10012.
- Garcia-Munoz, J.L. Bandwidth narrowing in bulk La2/3Ai/3Mn03 magneto-resistive oxides / J.L. Garcia-Munoz, J. Fontcuberta, M. Suaadi and X. Obrados // J. Phys.: Condens. Matter. 1996. — V.8. — P. L787.
- Staney, H.E. Introduction to Phase Transitions and Critical Phenomena / H.E. Staney. Clarendon, Oxford, 1971.
- Moutis N. Structural and magnetic properties of La0.67(BaxCai"x)0.33MnO3 perovskites (0 <1) / N. Moutis, I. Panagiotopulos, M. Pissas and D. Niarchos // Phys. Rev. B. 1999. — V.59. — P. l 129−1133.
- Mohan, Ch.V. Critical behaviour near the ferromagnetic-paramagnetic phase transition in La0.8Sr0.2MnO3 / Ch.V. Mohan, M. Seeger, H. Kronmuller, P. Murugaraj and J. Maier // J. Magn. Magn. Mater. 1998. — V.183. — P.348−355.
- Sykes, M.F. Critical Percolation Probabilities by Series Methods / M.F. Sykes and J.W. Essam // Phys. Rev. 1964. — V. 133. — P. A310-A315.
- Dunn, A.G. Series expansion study of the pair connectedness in bond percolation models / A.G. Dunn, J.W. Essam and D.S. Ritchie // J. Phys. C. -1975. V.8. — P.4219−4235,
- Novak, P. Crossover between the second- and first-order magnetic transition in ferromagnetic manganites / P. Novak, M. Marysko, M.M. Savosta and A.N. Ulyanov // Phys. Rev. B. 1999. — V.60. — P.6655 -6661.
- Hiroto, K. Two-dimensional planar ferromagnetic coupling in LaMn03 / K. Hiroto, N. Kaneto, A. Nishizawa and E. Endo // J. Phys. Soc. Japan. 1996. -V.65. — P.3736−3739.
- Dho, J. Zero-field 139La nuclear magnetic resonance in ЬаіхСахМпОз for0125 <0.5 / J. Dho, I. Kim, S. Lee, K.H. Kim, H.J. Lee, J.H. Jung and T.W. Noh // Phys. Rev. B. 1999. — V.59. — P.492 -496.
- Pissas, M. Mossbauer study of La0.75Ca0.25Mn0.9sFe0.02O3 compound / M. Pissas, G. Kallias, E. Devlin E., A. Simopoulos and D. Niarchos // J. Appl. Phys. 1997. — V.81. — P.5770−5772.
- Belous, N. Cluster spin glass state in Coo.53Gao.47 alloy: temperature dependences of magnetization / N. Belous, I. Zorin, N. Kulich, I. Lezhnenko and A. Tovstolytkin // Sov. Phys.-Solid State. 1990. — V.32. — P. 1520−1522.
- Lahderanta, E. On the spin-glass state of some CoAITi alloys / E. Lahderanta, K. Eftimova, R. Laiho, H. A1.' Kanani and J.G. Booth // J. Magn. Magn. Mater. 1994. — V.130.-P.23−28. >
- Jonason, K. Dynamic susceptibility of a reentrant ferromagnet / K. Jonason, J. Mattson and P. Nordblad // Phys. Rev. B. 1996. — V.53. — P.6507—6513
- Hoogerbeets, R. Temperature dependence of the response time of dilute metallic spin glasses / R. Hoogerbeets, Wei-Li Luo and R. Orbach R. // Phys. Rev. B. 1986. — V.34. — P. 1719−1727.
- Lahderanta, E. Magnetic phase diagram and dynamics of low-temperature magnetic behaviour of the CoAlixCux system / E. Lahderanta, K. Eftimova and R. Laiho // J. Magn. Magn. Mater. 1995. — V.139. — P.189−196.
- Mitchler, P. Crossover between equillibrium and nonequilibrium dynamics in a re-entrant -CrFe ferromagnet / P. Mitchler, R.M. Roshko and W. Ruan // J. Appl. Phys. 1993. — V.73. — P.5460.
- Itoh, M. Spin-Glass Behavior and Magnetic Phase Diagram of LaixSrxCo03 (0 <0.5) Studied by Magnetization Measurements / M. Itoh, I Natori, S. Kubota and K. Motoya // J. Phys. Soc. Jpn. 1994. — V.63. — P. 1486−1493.
- Nam, D.N.H. Coexistence of ferromagnetic and glassy behavior in the La0.5Sr0.5CoO3 perovskite compound / D.N.H. Nam, K. Jonason, P. Nordblad, N.V. Khiem and N.X. Phuc // Phys. Rev. B. 1999. — Y.59. — P.4189−4194.
- Eftimova, K. Low-temperature dynamic magnetic properties of PdxCo50Al50-X alloys / K. Eftimova, R. Laiho, E. Lahderanta and P. Nordblad // J. Magn.
- Magn. Mater. 1997. — V.166. — P.179−185.
- Roshko, R.M. Thermoremanent relaxation in a reentrant ferromagnet close to the tricritical point Ni/Mn / R.M. Roshko and W. Ruan // J. Magn. Magn. Mater. 1992. — V.104−107. P.1613−1614.
- Mattsson, J. No Phase Transition in a Magnetic Field in the Ising Spin Glass Feo.sMno.sTiOa / J. Mattsson, T. Jonsson and P. Nordblad // Phys. Rev. Lett. -1995. V.74. — P.4305−4308.
- Tholence J.L. Recent experiments about the spin-glass transition / J.L. Tholence //PhysicaB. 1984. — V.126. — P.157−164.
- Eftimova, K. Static and dynamic critical behaviour of the freezing transition in the random-exchange H05C050AI45 alloy / K. Eftimova, E. Lahderanta and R. Laiho // J. Phys.: Condens. Matter. 1999. — V. l 1. — P.6935.
- Bean, C.P. Superparamagnetism / C.P. Bean and J.D. Livingston // J. Appl. Phys. 1959. — V.30. P. S120 (10 pages).
- Ziese M. Spontaneous resistivity anisotropy and band structure of Lao.7Cao.3Mn03 and Fe304 films / M. Ziese // Phys. Rev. B. 2000. — V.62. -P. 1044−1050.
- Cao, X.W. Anomaly of Hall effect in magnetoresistive Lao.6?Cao.33Mn03 / X.W. Cao, J. Fang, Z.H. Wang, K.B. Li II Appl. Phys. Lett. 1999. — V.75. -P.3372 (3 pages).
- Jaime, M. High-temperature thermopower in La2/3Cai/3Mn03 films: Evidence for polaronic transport / M. Jaime, M.B. Salamon, M. Rubinstein, R.E. Treece, J.S. Horwitz, D.B. Chrisei // Phys. Rev. B. 1996. — V.54. — P. l 1914−11 917.
- Palstra, T.T. Transport mechanisms in doped LaMn03: Evidence for polaron formation / T.T. Palstra, A.P. Ramirez, S.-W. Cheong, B.R. Zegarski, P. Schiffer, J. Zaanen // Phys. Rev. B: 1997. — V.56. — P.5104−5107.
- Jaime, M. Hall-Effect Sign Anomaly and Small-Polaron Conduction in (LaixGdx)o.67Cao.33Mn03 / M. Jaime, H.T. Hardner, M.B. Salamon, M. Rubinstein, P. Dorsey, D. Emin // Phys. Rev. Lett. 1997. — V.78. — P.951−954.
- Thomas, R.M. Transport properties of (Sm0.7A0.3)MnO3 (A5Ca2i, Sr2i, Ba2i,
- Pb2i) / R.M. Thomas, L. Ranno, J.MD. Coey // J. Appl. Phys. 1997. — V.81. -P.5763−5765.
- Castner, T.G. Hopping Transport in Solids / Eds. T.G. Castner, M. Pollak, B. Shklovskii, Elsevier. // Amsterdam. 1991.
- Jaime, M. Low-temperature electrical transport and double exchange in Lao.67(Pb, Ca) o.33Mn03 / M. Jaime, P. Lin, M.B. Salamon, P.D. Han // Phys. Rev. B. 1998. — V.58. — P. R5901-R5904|
- Kubo, K. A Quantum Theory of Double Exchange / K. Kubo, N. Ohata // J. Phys. Soc. Japan. 1972. — V.33. — P.21−32.
- Chen, J.C. Correlation of anomalous Hall resistivity, magnetoresistance, and magnetization in thin films of La2/3Sri/3Mn03 / J.C. Chen, S.C. Law, L.C. Tung, C.C. Chi, W. Guan // Phys. Rev. B. 1999. — V.60. — P.12 143 -12 148.
- Rubinstein, M. Two-component model of polaronic transport / M. Rubinstein // J. Appl. Phys. 2000. — V.87. — P.5019.
- Yunoki, S. Phase Separation Induced by Orbital Degrees of Freedom in Models for Manganites with Jahn-Teller Phonons / S. Yunoki, A. Moreo, E. Dagotto // Phys. Rev. Lett. 1998. — V.81. — P.5612 -5615.
- Okamoto S. Orbital degree of freedom and phase separation in ferromagnetic manganites at finite temperatures / S. Okamoto, S. Ishihara, S. Makaeva // Phys. Rev. B. 2000. — V.61. — P.451 -458.
- Schwartz, A. Determination of the magnetization scaling exponent for single-crystal La0.8Sr0.2MnO3 by broadband microwave surface impedancemeasurements / A. Schwartz, M. Scheffler and S.M. Anlage // Phys. Rev. B. -2000. V.61. — P. R870 -R873.
- Zhao, J. H. Lao.95Mgo.o5MnC>3: an ideal ferromagnetic system / J.H. Zhao, T. Song, H.P. Kunkel, X.Z. Zhou, R.M. Roshko and G. Williams // J. Phys.: Condens. Matter. 2000. — V.12. — P.6903−6918. .
- Sykes, F. Percolation processes in three dimensions / F. Sykes, D.S. and M. Glen//J. Phys. A. 1976. — V.9. — P. 1705−1712.
- Hao J. Photoexcitation ancl transport characteristics in doped manganite thin films / J. Hao, H. Guogeng, L. Dexing and W. Hong-Kuen // Mater. Lett. -2000. V.46. — P.225−228.
- Crangle, DJ. Solid State Magnetisms / DJ. Crangle. London: Edward Arnold, 1991, Ch. 6.
- Markovich, W. Magneticj transport, and electron magnetic resonance properties of Lao.82Cao.i8Mn03 single crystals / W. Markovich, I. Puzniak, D.A. Shulyatev and Y.M. Mukovskii // Phys. Rev. B. 2002. — V.65. -P. 144 402 (8 pages).
- Phillips, J.C. Microscopic theory of atomic and electronic stretched exponential relaxation in high temperature superconductors / J.C. Phillips // Physica C. 2000. — V.340. — P.292−298 .
- Phillips J.C. Stretched exponential relaxation in molecular and electronic glasses / J. C. Phillips // Rep.Prog. Phys. 1996. — V.59. — P. l 133−11 207.
- Lawler, J.F. Magneto-optic Faraday effect in (Lai2xCax)Mn03 films / J.F. Lawler, J.G. Lunney and J. M. D. Coey // Appl. Phys. Lett. 1994. — V.65. -P.3017.
- Jung, J.H. Midgap states of Doping-dependent optical-conductivity studies Lai. xCaxMn03: / J.H. Jung, K.H. Kim, T.W. Noh, E.J. Choi and J. Yu // Phys.
- Rev. B. 1998. — V.57. — P. R11043 -R11046.
- Yamaguchi, S. Magneto-optical Kerr effects in perovskite-type transition-metal oxides: LaixSrxMn03 and Lai. xSrxCo03 / S. Yamaguchi, Y. Okimoto, K. Ishibashi and Y. Tokura // Phys.Rev. B. 1998. — V.58. — P.6862 -6870.
- Lobad, A.I. Laser induced dynamic spectral weight transfer in La0.7Ca0,3MnO3 / A.L. Lobad, A.J. Taylor, C. Kvon, S.A. Trugman and T.R. Gosnell // Chem. Phys. 2000. — V.251. — P.227−236.
- Zaanen, J. Band gaps and electronic structure of transition-metal compounds / J. Zaanen, G.A. Sawatzky and J.W. Allen // Phys. Rev. Lett. 1985. — V.55. -P.418 —421.
- Arima, T. Variation of optical gaps in perovskite-type 3d transition-metal oxides / T. Arima, Y. Tokura and J.B. Torrance // Phys. Rev. B. 1993. — V.48. -P.17 006 -17 009.
- Moskvin, A.S. One-center charge transfer transitions in manganites / A.S. Moskvin // Phys. Rev. B. 2002. — V.65. — P.205 113 (9 pages).
- Zaleski, R. Electronic states of LaixCaxMn03 from photoelectron spectroscopy / R. Zaleski, A. Kolodziejczyk, Cz. Kapusta and K. Krop // J. Alloys Compd. 2001. — V.328. — P. 175−180.
- Chainani, A. Electron spectroscopic investigation of the semiconductor-metal transition in LaixSrxMn03 /A. Chainani, M. Mathew and D.D. Sharma // Phys. Rev. B. 1993. — V.47. — 15 397 -15 403.
- Aharony, A. Magnetic phase diagram and magnetic pairing in doped La2Cu04 / A. Aharony, R.J.Birgenau, A. Coniglio, M.A. Kastner and H.E. Stanley // Phys. Rev. Lett. 1988. — V. 60. — P.1330 -1333.
- Khomskii, D.I. Interplay between spin, charge and orbital degrees of freedomin magnetic oxides / D.I. Khomskii and G.A. Sawatzky // Solid State Commun. 1997.-V. 102. -P.87−99.
- Moskvin, A.S. Doped manganites beyond conventional double-exchange model / A.S. Moskvin and I.L. Awakumov // Physica B. 2002. — V.322. -P.371−389.
- Huhtinen, H. Persistent phqtoinduced magnetization and hole droplets in Lao.9Cao.iMn03 films / H. Huhtinen, R. Laiho and V. Zakhvalinskii // Phys. Rev. B. 2005. — V.71. — P.132 404 (4 pages).
- Miyano, K. Photoinduced Insulator-to-Metal Transition in a Perovskite Manganite / K. Miyano, T. Tanaka, Y. Tomioka and Y. Tokura // Phys. Rev.Lett. 1997. — V.78. — P.425'7 -4260.
- Okimoto, Y. Direct observation of photoinduced magnetization in a relaxor ferromagnet / Y. Ogimoto, M. Matsubara, Y. Tomioka, T. Kageyama, T. Hasegawa, H. Koinuma, M. Kawasaki and Y. Tokura // Appl. Phys. Lett. -2002.-V.80.-P.1031.
- Cheong, S.-W. Colossal Magnetoresistance Oxides /Eds. S.-W. Cheong, Hwang H. Y. and Y. Tokura // Amsterdam: Gordon and Breach, 2000. P.238.
- Natterman, T. Anomalous Relaxation in the Random-Field Ising Model and Related Systems / T. Natterman and I. Vilfan // Phys. Rev. Lett. 1988. — V.61.- P.223 -226.
- Leitao, U.A. Metastability of the uniform magnetization in three-dimensionalrandom-field Ising model systems. I. Feo.7Mgo.3Cl2 / U.A. Leitao, W. Kleemann and I.B. Ferreira // Phys. Rev. B. 1988. — V.38. — P.4765 -4772.
- Srinivasu, V.V. Room temperature colossal microwave magnetoimpedance inmicron-size powders of Lao7Bao3Mn03 and La0 7Sr03MnO3 —A novelimagnetic tape / V.V. Srinivasu, S.E. Lofland and S.M. Bhagat // J. Appl. Phys.- 1998. V.83. — P.2866.
- Srinivasu, V.V. Temperature and field dependence of microwave losses in manganite powders / V.V. Srinivasu, S.E. Lofland, S.M. Bhagat, K. Ghosh and S.D. Tyagi // J. Appl. Phys. 1999. — V.86. — P. 1067.
- Baran, M. Light-induced antiferromagnetic-ferromagnetic phase transition in Pro.6Lao.iCao.3Mn03 thin films / M. Baran, S.L. Gnatchenko, O.Yu. Gorbenko ,
- A.R. Kaul, R. Szymczak and H. Szymczak // Phys. Rev. B. 1999. — V.60. -P.9244 -9247.
- Okimoto, Y. / Y. Okimoto, T. Katsufuji, T. Ishikawa, T. Arima and Y. Tokura // Phys. Rev. B. 1997. — V.55. — P.4206 -4214. Variation of electronic structure in LaixSrxMn03 (0
- Jung, J.H. Optical investigations of the charge gap in orbital-ordered Lai/2Sr3/2Mn04 / J.H. Jung, J.S. Ahn J.S., Yu. Jaejun, T.W. Noh, Lee Jinhyoung, Y. Moritomo, I. Sol’ovyev and K Terakura // Phys. Rev. B. V.61. — P.6902 — 6906.
- Schiffer, P. Low Temperature Magnetoresistance and the Magnetic Phase Diagram of LaixCaxMn03/ P. Schiffer, A. P. Ramirez, W. Bao, and S-W. Cheong // Phys. Rev. Lett. 1995 — V.75. — P.3336−3339.
- Dai P. The static and dynamic lattice effects in LaixCaxMn03 / P. Dai, J. Zhang, H.A. Mook, F. Foong, S.H. Liou, P.A. Dowben and E.W. Plummer // Solid State Commun. 1996. V.100. -.P.865−869.
- Li, T Annealing effect on. the structural and magnetic properties of Lao.7Sro.3Mn03 films / T. Li, B. .Wang, H. Dai, Y. Du, H. Yan and Y. Liu // J. Appl.Phys. -2005 V.98 -P.123 505.
- Seo, S H. Effects of oxygen incorporation in tensile La0.84Sr0.i6MnO3−5 thin films during ex situ annealing / S.H. Seo, H.C. Kang, H.W. Jang and D.Y. Noh // Phys. Rev. B V.71. — P.12 412 (3 pages).
- Heck, C. Magnetic Materials and their Applications / C. Heck. London: Butterworths, 1974.
- Du, Y.S. Effects of annealing procedures on the structural and magnetic properties of epitaxial La0.7Sr0.3MnO3 films / Y.S. Du, B. Wang, T. Li, D.B. Yu and H. Yan // J. Magn. Magn. Mater. 2006. — V.297 — P.88−92.
- Osquiguil, E. Photoexcitation and oxygen ordering in YBa2Cu3Ox films / E. Osquiguil, M. Maenhoudt, B. Wuyts, Y. Bruynseraede, D. Lederman and I.K. Schuller // Phys. Rev. B. .1994. — V.49. — P.3675 -3678.
- Sundaresan, A. Ferromagnetism as a universal feature of nanoparticles of the otherwise nonmagnetic oxides / A. Sundaresan, R. Bhargavi, N. Rangarajan, U. Siddesh and C.N.R. Rao // Phys. Rev. B. 2006. — V.74. — P.161 306® (4 pages).
- Hong, N.H. Room-temperature ferromagnetism observed in undoped semiconducting and insulating oxide thin films / N.H. Hong, J. Sakai, N. Poirot and V. Brize // Phys. Rev.B. 2006. — V.73. — P. 132 404 (4 pages).
- Vinokurov, I. Electrical properties of cerium dioxide single crystals / I. Vinokurov, Z. Zonn and V. Ioffe // Sov. Phys.—Solid State. 1968. — V.9. -P.2659−2663.
- Ogarkov, S.L. Formation of long-range spin distortions by a bound magnetic polaron / S.L. Ogarkov, M.Y. Kagan, A.O. Sboychakov, A.L. Rakhmanovand K.I. Kugel // Phys. Rev. B. 2006. — V.74. — P.14 436 (7 pages).
- Nagaev, E.L. Magnetic polarons (ferrons) of complicated structure / E.L. Nagaev // JETP Lett. 2001. — V.74. — P.431- 435.
- Ahn, K.H. Effects of Fe doping in the colossal magnetoresistive La! xCaxMn03/ K.H. Ahn, X.W. Wu, K. Liu, and C.L. Chien // J. Appl. Phys.- 1997.-V. 81.-P.5505.
- Hasanain, S.K. Effects of iron doping on the transport and magnetic behaviour in Lao.65Cao.35MniyFey03 / S.K. Hasanain, M. Nadeem, W.H. Shah, M.J. Akhtar, M.M. Hasan // J. Phys.: Condens. Matter. 2000. — V.12. -P.9007- 9017.
- Wegner F.J. Corrections to Scaling Laws / F.J. Wegner // Phys. Rev. B. — 1972. — V.5. P.4529 -4536.
- Sun, Y. Variable-range hopping of small polarons in mixed-valence manganites / Y. Sun, X. Xu and Y: Zhang // J. Phys.: Condens. Matter. 2000.- V.12.-P.10 475- 10 480
- Miller, A. Impurity Conduction at Low Concentrations / A. Miller and E. Abrahams // Phys. Rev. 1960. — V.120. — P.745 -755.
- Uhlenbruck, S. Thermopower and anomalous heat transport in10.85Sr0.i5MnO3 / S. Uhlenbruck, B. Buchler, K. Gross, A. Freimuth, A. Guevara and A. Revcolevschi // Phys. Rev. B.- 1998. V.57. — P. R 5571 -R5574.
- Aslam, A. Thermoelectric power measurements in Fe doped Lao.65Cao.35Mn03 / A. Aslam, S.K. Hasanain, M. Zubair, M.J. Akhtar and M. Nadeem // J. Phys.: Condens. Matter. 2002. -V. 14. — P. 10 305−10 316.
- Zvyagin, LP. 1991 Hopping Transport in Solids /eds. M. Pollak and B. i
- Shklovskii // Amsterdam: North-Holland, 1991.- P. 143
- Hunndly, M. F. Thermoelectric power of LaixCaxMn03+5: Inadequacy of the nominal Mn 3+/4+ valence approach / M.F. Hunndly and J.J. Neumeier Phys. Rev. B. 1997. — V.55. -P.l 1511 -11 515.
- Zvyagin, LP. On the Theory of Hopping Transport in Disordered Semiconductors / I.P. Zvyagin // Phys. Status Solidi b. 1973. — V.58. — P.443 — 449.
- Garcia-Munoz, J.L. Reduction of the Jahn-Teller distortion at the insulator-to-metal transitionin mixed valence manganites / J.L. Garcia-Munoz, M. Suaaidi, J. Fontcuberta and J. Rodriguez-Carvajal // Phys. Rev. B. 1997. — V.55. -P. 34−37.
- De Teresa, J.M. Evidence for magnetic polarons in the magnetoresistive perovskites / J.M. De Teresa, M.R. Ibarra, P.A. Algarabel, C. Ritter, C. Marquina, J. Blasco, J. Garcia, A. del Moral and Z. Arnold // Nature. 1997. -V.386.-P.256−259.
- Uehara, M. Percolative phase separation underlies colossal magnetoresistance in mixed-valent manganites /M. Uehara, S. Mori, C.H. Chen and S.-W. Cheong // Nature. 1999. — V.399. — P.560−563.
- Papavassiliou, G. Low Temperature Charge and Orbital Textures in Lao.875Sro.i25Mn03 / G. Papavassiliou, M. Pissas, G. Diamantopoulos, M.
- Belesi, M. Fardis, D. Stamopoulos, A.G. Kontos, M. Hennion, J. Dolinsek, J.-Ph. Ansermet and C. Dimitropoulos // Phys. Rev. Lett. 2006. — V.96. -P.97 201 (4 pages).
- Shimizu, K. 55Mn NMR study of the electron-doped manganite Bio.i25Cao.875Mn03 / K. Shimizu, Y. Qin and T.A. Tyson // Phys. Rev. B. -2006. V.73. — P. 174 420 (5 pa? es).
- Kapusta, Cz. A 55Mn nuclear magnetic resonance study of mixed-valence manganites / Cz. Kapusta, P.C. Riedi, W. Kocemba, G.J. Tomka, M.R. Ibarra, J.M. De Teresa, M. Viret and J.M.D. Coey // J. Phys.: Condens. Matter. -1999.-V.11.-P.4079.
- Viret, M. Magnetic coherence above the Curie point in ferromagnetic LaSrMnO manganites / M. Viret, H. Glattli, Fermon C, A.M. de Leon-Guevara and A. Revcolevschi // Europhys. Lett. 1998. — V.42. — P.301−306.
- Mori, S. Microscopic phase separation and ferromagnetic microdomains in Cr-doped Nd05Cao.5Mn03 / S. Mori, R. Shoji, N. Yamamoto, T. Asaka, Y. Matsui, A. Machida, Y. Moritomo and T. Katsufuji // Phys. Rev. B. 2003. -V.67.-P. 12 403 (3 pages). ,
- Das, A. Magnetic structure of sodium and potassium doped lanthanum manganites / A. Das, M. Sahana, S.M. Yusuf, R.L. Madhav, C. Shivakumara and M.S. Hegde // Mater. Res. Bull. 2000. — V.35. — P.651−659.
- Vonsovsky, S. V. Magnetism / S.V. Vonsovsky // New York: Wiley. 1974.-V.2.
- Moritomo, Y. Competition between the antiferromagnetic charge-orderedand ferromagnetic states in doped manganites / Y. Moritomo // Phys. Rev. B. —1999. V.60. — P.10 374−10 377.f
- Ghosh, K. Transition-element doping effects in Lao^Cao^MnOs / K. Ghosh, S. B. Ogale, R. Ramesh, R. L. Greene, T. Venkatesan, K. M. Gapchup, R. Bathe, and S. I. Patil // Phys. Rev. B. 1999. — V.59. — P.533−537.
- Yamamoto, A. The eleotromagnetic effect of the Mn4+ content in LaMnixNix03 (0 < x < 0.1) / A. Yamamoto, K. Oda // J. Phys.: Condens. Matter. 2002. — V. 14. — P. 1075−1083.
- Yuan, S.L. Semiconductor-metal transition and magnetoresistance in La (i+X)/3Ba (2-X)/3CuixMnx03 / S.L. Yuan, Y. Jiang, G. Li, Y.P. Yang, X.Y. Zeng, P. Tang, Z. Huang //Phys. Rev. B. 2000. -V.61. -P.3211−3214.
- Vasiliu-Doloc, L. Structure and spin dynamics of La0.85Sr0.i5MnO3 / L. Vasi-liu-Doloc, J.W. Lynn, A.H. Moudden, A.M. de Leon-Guevara, A. Revcolevschi //Phys. Rev. B. 1998. — V.58. — P.14 913−14 921.
- Mandal, P. Temperature and doping dependence of thermopower in LaMn03 / P. Mandal et. al. // Phys. Rev. B. 2000. — V.61. — P. 14 675.
- Mandal, P. Transport, magnetic, and structural properties of Lai. xMxMn03 (M=Ba, Sr, Ca) for 0
- Стенли, Г. Фазовые переходы и критические явления / Ред. С. В. Вонсовский, Москва: Мир, 1973.
- Chun, S.H. Breakdown of the lattice polaron picture in ЬаолСао. зМпОз single crystals / S.H. Chun, M.B. Salamon, Y. Tomioka, Y. Tokura // Phys. Rev. B. -2000. — V.61. — P. R9225-R9228.
- Kirkpatrick, S. Percolation and Conduction / S. Kirkpatrick // Rev. Mod. Phys. 1973. — V.45. — P.574−588.
- Billinge, SJ.L. Direct Observation of Lattice Polaron Formation in the Local Structure of LaixCaxMn03 / SJ.L. Billinge, R.G. Di Francesco, G.H. Kwei, J J. Neumeier, J.D. Thompson // Phys. Rev. Lett. 1996. — V.77. — P.715−718.
- Rodriguez-Martinez, L.M. Cation disorder and size effects in magneto-resistive manganese oxide perovskites / L.M. Rodriguez-Martinez, J.P. Attfield //Phys. Rev. B. 1996. — V.54. — P. R15622-R15625.
- Zhou, J.-S. Unusual thermoelectric power of single-crystal La! 2Sri.8Mn207 / J.-S. Zhou, J.B. Goodenough, J.F. Mitchell // Phys. Rev. B. 1998. V.58. -P.R579−582.
- Fernandez-Baca, J.A. Evolution of the Low-Frequency Spin Dynamics in Ferromagnetic Manganites / J.A. Fernandez-Baca, P. Dai, H.Y. Hwang, C. Kloc, S.-W.Cheong//Phys. Rev. Lett. 1998. -V.80. -P.4012 -4015.
- Kirkpatrick, S. Percolation Phenomena in Higher Dimensions: Approach to the Mean-Field Limit / S. Kirkpatrick // Phys. Rev. Lett. 1976. — V.36. -P.69 -72.
- Chowdhury, D. Spin Glasses and Other Frustrated Systems / D. Chowdhury // Singapore: World Scientific, 1986.
- Appel, J. Solid State Physics vol 21 / ed F Seitz, D Turnbull and H Ehrenreich, New York: Academic. -1968.
- Raffaelle, R Transport anomalies in the high-temperature hopping conductivity and thermopower of Sr-doped La (Cr, Mn)03 / R. Raffaelle, H.U. Anderson, D.M. Sparlin and P.E. Parris // Phys. Rev. B. 1991. — V.43. -P.7991−7999.
- Hamilton, J J Low-temperature specific heat of Lao.67Bao.33Mn03 and Lao.8Cao.2Mn03 / J.J. Hamilton, E.L. Keatley, H.L. Ju, A.K. Raychaudhuri, V.N. Smolyaninova and R.L. Greene // Phys. Rev. B. 1996. — V.54. -P. 14 926 -14 929.
- Pal, S. Polaron hopping conduction and thermoelectric power in LaMn03+, 5 / S. Pal, A. Banerjee, E. Rosenberg and B.K. Chaudhuri // J. Appl. Phys. -2001.-V.89.-P.4955.
- Yunoki, S Phase Separation Induced by Orbital Degrees of Freedom in Models for Manganites with Jahn-Teller Phonons / S. Yunoki, A. Moreo and E. Dagotto, A. Moreo and E. Dagotto // Phys. Rev. Lett. 1998. — V.81. -P.5612 —5615.
- Okamoto, S Orbital degree of freedom and phase separation in ferromagnetic manganites at finite temperatures / S. Okamoto, S. Ishihara and S. Makaeva // Phys. Rev. B. 2000. — V.61. — P.451 -458.
- Ahlgren, E.O. Thermoelectric power and electrical conductivity of strontium-doped lanthanum manganite / E.O. Ahlgren, F.W. Poulsen // Solid State Ionics. 1996.-V.86−88.-P.1173−1178.
- Stevenson, J.W. Defect Structure of YiyCayMn03 and LaiyCayMn03: I. Electrical Properties / J.W. Stevenson, M.M. Nasrallah, H.U. Anderson, D.M. Sparlin // J. Solid State Chem. 1993. — V. 102. — P. 175−184.
- Bosman, A.J. Small-polaron versus band conduction in some transition-metal oxides / A.J. Bosman, H.J. Van Daal // Adv. Phys. 1970. — V.19. — P. 1−117.
- Marsh, D.B. High-temperature thermopower of LaMn03 and related systems /
- D.B. Marsh, P.E. Parris // Phys. Rev. B. 1996. — V.54. — P. 16 602−16 607.r
- Doumerc, J.-P. Thermoelectric Power for Carriers in Localized States: A Generalization of Heikes and Chaikin-Beni Formulae /J.-P. Doumerc // J. Solid State Chem. 1994. — V. l 10 — P.419−420.
- Poulsen, F.W. Defect chemistry modelling of oxygen-stoichiometry, vacancy concentrations, and conductivity of (Laj.xS^yMnOsis / F.W. Poulsen // Solid State Ionics. -2000. V. l29. — P. 145−162.