Recent Publications
2009
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P. L. Reis and R. S. Fishman,
“Spin waves in antiferromagnetically coupled bimetallic oxalates,”
J. Phys.: Condens. Matter 21, 016005 (2009).
2008
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G. Alvarez and E. Dagotto,
“Fermi Arcs in the Superconducting Clustered State for Underdoped Cuprate Superconductors,”
Phys. Rev. Lett. 101, 177001 (2008).
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S. Okamoto and Th. A. Maier,
“Enhanced Superconductivity in Superlattices of High-Tc Cuprates,”
Phys. Rev. Lett. 101, 156401 (2008).
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R. S. Fishman, S. Okamoto, and F. A. Reboredo,
“Inverse Jahn-Teller Transition in Bimetallic Oxalates,”
Phys. Rev. Lett. 101, 116402 (2008).
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S. Okamoto,
“Nonlinear Transport through Strongly Correlated Two-Terminal Heterostructures:
A Dynamical Mean-Field Approach,”
Phys. Rev. Lett. 101, 116807 (2008).
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T. Z. Ward, S. Liang, K. Fuchigami, L. F. Yin, E. Dagotto, E. W. Plummer, and J. Shen,
“Reemergent Metal-Insulator Transitions in Manganites Exposed with Spatial Confinement,”
Phys. Rev. Lett. 100 247204 (2008).
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J. C. Xavier and E. Dagotto,
“Robust d-wave Pairing Correlations in the Heisenberg Kondo Lattice Model,”
Phys. Rev. Lett. 100 146403 (2008).
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K. A. Al-Hassanieh, F. A. Reboredo, A. E. Feiguin, I. González, and E. Dagotto,
“Excitons in the One-Dimensional Hubbard Model: A Real-Time Study,”
Phys. Rev. Lett. 100, 166403 (2008).
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P. Henelius and R. S. Fishman,
“Hybrid quantum-classical Monte Carlo study of a molecule-based magnet,”
Phys. Rev. B 78, 214405 (2008).
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R. S. Fishman, F. Ye, J. A. Fernandez-Baca, J. T. Haraldsen, and T. Kimura,
“Importance of stacking to the collinear magnetic phases of the geometrically frustrated antiferromagnet CuFeO2,”
Phys. Rev. B 78, 140407 (2008).
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P. Reis, R. S. Fishman, F. A. Reboredo, and J. Moreno,
“Magnetic compensation in the bimetallic oxalates,”
Phys. Rev. B 77, 174433 (2008).
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R. S. Fishman and F. Reboredo,
“Magnetic anisotropy in the Fe(II)Fe(III) bimetallic oxalates,”
Phys. Rev. B 77, 144421 (2008).
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E. Dagotto and Y. Tokura,
“Strongly Correlated Electronic Materials: Present and Future,”
MRS Bulletin 33 1037 (2008).
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I. González, S. Okamoto, S. Yunoki, A Moreo, and E. Dagotto,
“Charge transfer in heterostructures of strongly correlated materials,”
J. Phys.: Condens. Matter 20, 264002 (2008).
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R. S. Fishman and F. Reboredo,
“Coercive field of a polycrystalline ferrimagnet with uni-axial anisotropy,”
J. Magn. Magn. Mater. 320, 1700 (2008).
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R. S. Fishman,
“Spin waves in CuFeO2,”
J. Appl. Phys. 103, 07B109 (2008).
2007
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E. Dagotto,
“When Oxides Meet Face to Face,”
Science 318, 1076 (2007).
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R. S. Fishman and F. Reboredo,
“Giant Negative Magnetization in a Layered Organic Magnet,”
Phys. Rev. Lett. 99, 217203 (2007).
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K. Yamaura, M. Arai, A. Sato, A. B. Karki, D. P. Young, R. Movshovich, S. Okamoto, D. Mandrus, and E. Takayama-Muromachi,
“NaV2O4: A Quasi-1D Metallic Antiferromagnet with Half-Metallic Chains,”
Phys. Rev. Lett. 99, 196601 (2007).
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F. Ye, J.A. Fernandez-Baca, R.S. Fishman, Y. Ren, H.J. Kang, Y. Qiu, and T. Kimura,
“Magnetic Interaction in the Geometrically Frustrated Triangular Lattice Antiferromagnet CuFeO2,”
Phys. Rev. Lett. 99, 157201 (2007).
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B. C. Larson, J. Z. Tischler, Wei Ku, Chi-Cheng Lee, O. D. Restrepo, A. G. Eguiluz, P. Zschack, and K. D. Finkelstein,
“Non-Resonant Inelastic X-Ray Scattering and Energy-Resolved Wannier Function Investigation of d-d Excitations in NiO and CoO,“
Phys. Rev. Lett. 99, 026401 (2007).
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Y. Yildirim, G. Alvarez, A. Moreo, and E. Dagotto,
“Large-Scale Monte Carlo Study of a Realistic Lattice Model for Ga1-xMnxAs,”
Phys. Rev. Lett. 99, 057207 (2007).
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R. S. Fishman, F. Reboredo, A. Brandt, and J. Moreno,
“Nature of the Perpendicular-to-Parallel Spin Reorientation in Mn-Doped GaAs Quantum Wells: Canting or Phase Separation?,”
Phys. Rev. Lett. 98, 267203 (2007).
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C. ¸S Şen, G. Alvarez G, and E. Dagotto,
“Competing Ferromagnetic and Charge-Ordered States in Models for Manganites: the Origin of the Colossal Magnetoresistance Effect,”
Phys. Rev. Lett. 98, 127202 (2007).
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A. Moreo and D. J. Scalapino,
“Cold Attractive Spin Polarized Fermi Lattice Gases and the Doped Positive U Hubbard Model,”
Phys. Rev. Lett. 98, 216402 (2007) .
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S. S. Kancharla and E. Dagotto,
“Correlated Insulated Phase Suggests Bond Order between Band and Mott Insulators in Two Dimensions,”
Phys. Rev. Lett. 98, 016402 (2007).
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F. Popescu, C. Şen, E. Dagotto, and A. Moreo,
“Crossover from impurity to valence band in diluted magnetic semiconductors: Role of Coulomb attraction by acceptors,”
Phys. Rev. B 76, 085206 (2007).
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S. Yunoki, A. Moreo, E. Dagotto, S. Okamoto, S. S. Kancharla, A. Fujimori,
“Electron Doping of Cuprates via Interfaces with Manganites,”
Phys. Rev. B 76, 064532 (2007).
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S. Okamoto,
“Nonequilibrium transport and optical properties of model metal–Mott-insulator–metal heterostructures,”
Phys. Rev. B 76, 035105 (2007).
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A. Fuhrmann, S. Okamoto, H. Monien, and A. J. Millis,
“Fictive-impurity approach to dynamical mean-field theory: A strong-coupling investigation,”
Phys. Rev. B 75, 205118 (2007).
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S. S. Kancharla and S. Okamoto,
“Band insulator to Mott insulator transition in a bilayer Hubbard model,”
Phys. Rev. B 75, 193103 (2007).
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R. Melko, R. S. Fishman, and F. Reboredo,
“A Single Layer of Mn in a GaAs Quantum Well: a Ferromagnet with Quantum Fluctuations,”
Phys. Rev. B 75, 115316 (2007).
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F. Heidrich-Meisner, I. A. Sergienko, A. E. Feiguin, and E. Dagotto,
“Universal emergence of the one-third plateau in the magnetization process of frustrated quantum spin chains,”
Phys. Rev. B 75, 064413 (2007).
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G. Alvarez, K. A. Al-Hassanieh, F. Popescu F, C. Şen, A. Moreo, and E. Dagotto,
“Study of strongly correlated electrons in nanoscopic and bulk forms: some recent results,”
J. Phys.: Condens. Matter 19, 125213 (2007).
2006
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I. A. Sergienko, C. Şen, and E. Dagotto,
“Ferroelectricity in the Magnetic E-Phase of Orthorhombic Perovskites,”
Phys. Rev. Lett. 97, 227204 (2006).
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R. S. Fishman,
“Magnetic Susceptibility and Order Parameter of the Spin-Glass-Like Phase of the Double-Exchange Model,”
Phys. Rev. Lett. 97, 177204 (2006).
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Y. Q. Cai, P. C. Chow, O. D. Restrepo, Y. Takano, K. Togano, H. Kito, H. Ishii, C. C. Chen, K. S. Liang, C. T. Chen, S. Tsuda, S. Shin, C. C. Kao, W. Ku, and A. G. Eguiluz,
“Low-Energy Charge-Density Excitations in MgB2: Striking Interplay between Single-Particle and Collective Behavior for Large Momenta,”
Phys. Rev. Lett. 97, 176402 (2006).
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M. Takizawa, H. Wadati, K. Tanaka, M. Hashimoto, T. Yoshida, A. Fujimori, A. Chikamatsu, H. Kumigashira, M. Oshima, K. Shibuya, T. Mihara, T. Ohnishi, M. Lippmaa, M. Kawasaki, H. Koinuma, S. Okamoto, and A. J. Millis,
“Photoemission from Buried Interfaces in SrTiO3/LaTiO3 Superlattices,”
Phys. Rev. Lett. 97, 057601 (2006).
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S. Okamoto, A. J. Millis, and N. A. Spaldin,
“Lattice relaxation in oxide heterostructures: LaTiO3/SrTiO3 superlattices,”
Phys. Rev. Lett. 97, 056802 (2006).
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J. Moreno, R. S. Fishman, and M. Jarrell,
“Transition Temperature of Magnetic Semiconductors with Angular Momentum j,”
Phys. Rev. Lett. 96, 237204 (2006).
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G. B. Martins, C. A. Büsser, K. A. Al-Hassanieh, E. V. Anda, A. Moreo, and E. Dagotto
“Transport Properties of Strongly Correlated Electrons in Quantum Dots Studied with a Simple Circuit Model,”
Phys. Rev. Lett. 96, 066802 (2006).
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W. Zhang, V. V. Dobrovitski, K. A. Al-Hassanieh, E. Dagotto, and B. N. Harmon,
“Hyperfine interaction induced decoherence of electron spins in quantum dots,”
Phys. Rev. B 74, 205313 (2006).
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S. S. Kancharla and E. Dagotto,
“Metallic interface at the boundary between band and Mott insulators,”
Phys. Rev. B 74, 195427 (2006).
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M. A. Majidi, J. Moreno, M. Jarrell, R. S. Fishman, and K. Aryanpour,
“Dynamics of Impurities and Valence Bands in Ga1-xMnxAs within the Dynamical Mean Field Approximation,”
Phys. Rev. B 74, 115205 (2006).
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C. Şen, G. Alvarez, Y. Motome, N. Furukawa, I. A. Sergienko, T. C. Schulthess, A. Moreo, and E. Dagotto
“One- and two-band models for colossal magnetoresistive manganites studied using the truncated polynomial expansion method,”
Phys. Rev. B 73, 224430 (2006).
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K. A. Al-Hassanieh, A. E. Feiguin, J. A. Riera, C. A. Büsser, and E. Dagotto,
“Adaptive time-dependent density-matrix renormalization-group technique for calculating the conductance of strongly correlated nanostructures,”
Phys. Rev. B 73, 195304 (2006).
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R. S. Fishman, F. Popescu, G. Alvarez, Th. Maier, and J. Moreno,
“Short-Range Ordered Phase of the Double-Exchange Model in Infinite Dimensions,”
Phys. Rev. B 73, 140405(R) (2006).
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K. Aryanpour, E. R. Dagotto, M. Mayr, T. Paiva, W. E. Pickett, and R. T. Scalettar
“Effect of inhomogeneity on s-wave superconductivity in the attractive Hubbard model,”
Phys. Rev. B 73, 104518 (2006).
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I. A. Sergienko and E. Dagotto
“Role of the Dzyaloshinskii-Moriya interaction in multiferroic perovskites,”
Phys. Rev. B 73, 094434 (2006).
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F. Popescu, Y. Yildirim, G. Alvarez, A. Moreo, and E. Dagotto
“Critical temperatures of the two-band model for diluted magnetic semiconductors,”
Phys. Rev. B 73, 075206 (2006).
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C. Lin, S. Okamoto, and A. J. Millis,
“Dynamical mean-field study of model double-exchange superlattices,”
Phys. Rev. B 73, 041104(R) (2006).
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J. Riera and A. Moreo,
“Inhomogeneous charge textures stabilized by electron-phonon interactions in the t-J model,”
Phys. Rev. B 73, 014518 (2006).
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M. Mayr, G. Alvarez, A. Moreo, and E. Dagotto,
“One-particle spectral function and local density of states in a phenomenological mixed-phase model for high-temperature superconductors,”
Phys. Rev. B 73, 014509 (2006).
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J. C. Xavier, H. Onishi, T. Hotta, and E. Dagotto
“Spin, charge, and orbital correlations in the one-dimensional t2g-orbital Hubbard model,”
Phys. Rev. B 73, 014405 (2006).
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V. V. Krishnamurthy, J. L. Robertson, R. S. Fishman, M. D. Lumsden, and J. F. Mitchell,
“Anisotropic Spin Waves and Exchange Interactions in the A-type Antiferromagnetic State of Pr0.5Sr0.5MnO3,”
Phys. Rev. B 73, 060404(R) (2006).
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R. S. Fishman, F. Popescu, G. Alvarez, J. Moreno, Th. Maier, and M. Jarrell,
“Magnetic Instabilities and Phase Diagram of the Double-Exchange Model in Infinite Dimensions,”
New Journal of Physics 8, 116 (2006).
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R. S. Fishman, J. Moreno, and M. Jarrell,
“Generalized Double-Exchange Model for Magnetic Semiconductors with Angular Momentum j,”
Journal of Magnetism and Magnetic Materials 300, 53 (2006).