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Research Output 2003 2019

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2010

Half-metallicity in NiMnSb: A variational cluster approach with ab initio parameters

Allmaier, H., Chioncel, L., Arrigoni, E., Katsnelson, M. & Lichtenstein, A., 2010, In : Physical Review / B. 81, p. 0544221-0544229

Research output: Contribution to journalArticleResearchpeer-review

Quantum phase transition and excitations of the Tavis-Cummings lattice model

Knap, M., Arrigoni, E. & von der Linden, W., 2010, In : Physical Review / B. 82, p. 045126-1-045126-8

Research output: Contribution to journalArticleResearchpeer-review

Spectral properties of coupled cavity arrays in one dimension

Knap, M., Arrigoni, E. & von der Linden, W., 2010, In : Physical Review / B. 81, p. 104303-1-104303-16

Research output: Contribution to journalArticleResearchpeer-review

Spectral properties of strongly correlated bosons in two-dimensional optical lattices

Knap, M., Arrigoni, E. & von der Linden, W., 2010, In : Physical Review / B. 81, 2, p. 024301 1 p.

Research output: Contribution to journalArticleResearchpeer-review

Optical lattices
Bosons
lobes
bosons
Hubbard model

The 3-Band Hubbard-Model versus the 1-Band Model for the high-Tc Cuprates: Pairing Dynamics, Superconductivity and the Ground-State Phase Diagram

Hanke, W., Kiesel, M. L., Aichhorn, M., Brehm, S. & Arrigoni, E., 2010, In : The European Physical Journal / Special Topics. 188, p. 15-15

Research output: Contribution to journalArticleResearchpeer-review

Theory of two-particle excitations and the magnetic susceptibility in high-Tc cuprate superconductors

Brehm, S., Arrigoni, E., Aichhorn, M. & Hanke, W., 2010, In : Europhysics letters. 89, p. 27005-27005

Research output: Contribution to journalArticleResearchpeer-review

2009

Dispersive spectrum and orbital order of spinless p-band fermions in an optical lattice

lu, X. & Arrigoni, E., 2009, In : Physical Review / B. 79, p. 245109-0000000

Research output: Contribution to journalArticleResearchpeer-review

Dispersive spectrum and orbital order of spinless p-band fermions in an optical lattice

Lu, X. & Arrigoni, E., 2009, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Half-metallicity in NiMnSb: a Variational Cluster Approach with ab-initio parameters

Allmaier, H., Chioncel, L., Arrigoni, E., Katsnelson, M. & Lichtenstein, A., 2009, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Majority-spin nonquasiparticle states in half-metallic ferrimagnet Mn2VAl

Chioncel, L., Arrigoni, E., Katsnelson, M. & Lichtenstein, A., 2009, In : Physical Review / B. 79, p. 125123-125128

Research output: Contribution to journalArticleResearchpeer-review

Majority-spin non-quasiparticle states in half-metallic ferrimagnet Mn2VAl

Chioncel, L., Arrigoni, E., Katsnelson, M. & Lichtenstein, A., 2009, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Phase diagram and single-particle spectrum of CuO$_2$ high-$T_c$ layers: variational cluster approach to the 3-band Hubbard model

Arrigoni, E., Aichhorn, M., Daghofer, M. & Hanke, W., 2009, In : New journal of physics . 11, p. 055066-0000000

Research output: Contribution to journalArticleResearchpeer-review

Phase diagram and single-particle spectrum of CuO$_2$ layers within a variational cluster approach to the 3-band Hubbard model

Arrigoni, E., Aichhorn, M., Daghofer, M. & Hanke, W., 2009, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Rare-earth impurities in Co$_2$MnSi: an opportunity to improve Half-Metallicity at finite temperatures

Burzo, E., Chioncel, L., Arrigoni, E. & Beiuseanu, F., 2009, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Rare-earth impurities in Co2MnSi : Improving half-metallicity at finite temperatures

Burzo, E., Chioncel, L., Arrigoni, E. & Beiuseanu, F., 2009, In : Physical Review / B. 80, 21, p. 214422-214422-7

Research output: Contribution to journalArticleResearchpeer-review

Single-particle spectral function of the Hubbard chain: frustration induced

Jing, W. & Arrigoni, E., 2009, In : Chinese Physics / B. 18, 6, p. 2475-2480

Research output: Contribution to journalArticleResearchpeer-review

Titanium nitride: A correlated metal at the threshold of a Mott transition

Allmaier, H., Chioncel, L. & Arrigoni, E., 2009, In : Physical Review / B. 79, 23, p. 235126-1-235126-7

Research output: Contribution to journalArticleResearchpeer-review

Titanium Nitride - a correlated metal at the threshold of a Mott transition

Allmaier, H., Chioncel, L. & Arrigoni, E., 2009, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

2008

Absence of Hole Confinement in Transition-Metal Oxides with Orbital Degeneracy

Daghofer, M., Wohlfeld, K., Oles, A. M., Arrigoni, E. & Horsch, P., 2008, In : Physical Review Letters. 100, 6, p. 066403-1-066403-4

Research output: Contribution to journalArticleResearchpeer-review

Absence of Hole Confinement in Transition-Metal Oxides with Orbital Degeneracy

Arrigoni, E., Daghofer, M., Wohlfeld, K., Oles, A. M. & Horsch, P., 2008, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Consistent description of magnetic excitations and the phase diagram in the strongly-correlated Hubbard model of high-Tc cuprates

Brehm, S., Arrigoni, E., Aichhorn, M. & Hanke, W., 2008, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Electron correlation effects in the half-metallic NiMnSb within a cluster-perturbation approach with ab-initio parameters

Allmaier, H., Chioncel, L., Arrigoni, E., Katsnelson, M. I. & Lichtenstein, A., 2008, In : Iranian journal of physics research. 8, 2, p. 67-71

Research output: Contribution to journalArticleResearch

Half-metallic ferromagnetism and spin polarization in CrO2: a detailed VCA study

Allmaier, H., Chioncel, L., Arrigoni, E., Burzo, E., Beiuseanu, F., Katsnelson, M. & Lichtenstein, A., 2008, In : Journal of optoelectronics and advanced materials. 10, p. 737-743

Research output: Contribution to journalArticleResearchpeer-review

Model for the Magnetic Order and Pairing Channels in Fe Pnictide Superconductors

Arrigoni, E., Daghofer, M., Moreo, A., Riera, J., Scalapino, D. J. & Dagotto, E., 2008, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Model for the Magnetic Order and Pairing Channels in Fe Pnictide Superconductors

Daghofer, M., Moreo, A., Riera, J., Arrigoni, E., Scalapino, D. & Dagotto, E., 2008, In : Physical Review Letters. 101, 23, p. 237004-1-237004-4

Research output: Contribution to journalArticleResearchpeer-review

Nonquasiparticle states in Co$_{2}$MnSi evidenced through magnetic tunnel junction spectroscopy measurements

Chioncel, L., Sakuraba, Y., Arrigoni, E., Katsnelson, M., Oogane, M., Miyazaki, T., Ando, Y., Burzo, E. & Lichtenstein, A., 2008, In : Physical Review Letters. 100, 8, p. 086402-086406

Research output: Contribution to journalArticleResearchpeer-review

Spin polarisation study of NiMnSb using the VCA

Allmaier, H., Chioncel, L., Arrigoni, E., Katsnelson, M. I. & Lichtenstein, A., 2008, In : Journal of optoelectronics and advanced materials. 10, 7, p. 1671-1674

Research output: Contribution to journalArticleResearchpeer-review

2007

A Controlled Route to the Competing Phases and the Single-Particle Spectral Function in the Ground State of the 2D Hubbard Model

Hanke, W., Aichhorn, M., Arrigoni, E. & Potthoff, M., 2007, In : Physica / C. p. 248-251

Research output: Contribution to journalArticleResearchpeer-review

Electron-phonon interaction in the strongly correlated Hubbard model

Huang, Z. B., Gao, Y., Hanke, W. & Arrigoni, E., 2007, In : Physica / C. 460-462, p. 1117-1118

Research output: Contribution to journalArticleResearchpeer-review

Electron-spin-fluctuation interaction in the 2D one-band Hubbard model

Huang, Z. B., Gao, Y., Hanke, W. & Arrigoni, E., 2007, In : Physica / C. 460--462, p. 1061-1062

Research output: Contribution to journalArticleResearchpeer-review

Enhancement of anisotropic electron-phonon coupling in the cuprates

Huang, Z. B., Gao, Y., Hanke, W. & Arrigoni, E., 2007, In : Physica / C. 460-462, p. 1119-1120

Research output: Contribution to journalArticleResearchpeer-review

Half-metallic ferromagnetism and spin polarization in CrO2

Chioncel, L., Allmaier, H., Arrigoni, E., Yamasaki, A., Daghofer, M., Katsnelson, M. & Lichtenstein, A., 2007, In : Physical Review / B. B75, p. 140406-140409

Research output: Contribution to journalArticleResearchpeer-review

Non-quasiparticle states in Co2MnSi evidenced through magnetic tunnel junction spectroscopy measurement

Chioncel, L., Sakuraba, Y., Arrigoni, E., Katsnelson, M., Oogane, M., Ando, Y., Miyazaki, T., Burzo, E. & Lichtenstein, A., 2007, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Phase separation and competing superconductivity and magnetism in the two-dimensional Hubbard model: From strong to weak coupling

Aichhorn, M., Arrigoni, E., Potthoff, M. & Hanke, W., 2007, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Phase separation and competing superconductivity and magnetism in the two-dimensional Hubbard model: From strong to weak coupling

Aichhorn, M., Arrigoni, E., Potthoff, M. & Hanke, W., 2007, In : Physical Review / B. 76, p. 224509-0000000000

Research output: Contribution to journalArticleResearchpeer-review

The superconducting gap in the Hubbard model and the two gap energy scales in high-Tc cuprates

Aichhorn, M., Arrigoni, E., Huang, Z. B. & Hanke, W., 2007, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

The superconducting gap in the Hubbard model and the two gap energy scales in high-Tc cuprates

Aichhorn, M., Arrigoni, E., Huang, Z. B. & Hanke, W., 2007, In : Physical Review Letters. 99, p. 257002-0000000

Research output: Contribution to journalArticleResearchpeer-review

Variational cluster treatment of the three-band Hubbard model: electron vs. hole doping

Arrigoni, E., Daghofer, M., Aichhorn, M. & Hanke, W., 2007, In : Physica / C. 460-462, p. 981-982

Research output: Contribution to journalArticleResearchpeer-review

Antiferromagnetic to superconducting phase transition in the hole- and electron-doped Hubbard model at zero temperature

Aichhorn, M., Arrigoni, E., Potthoff, M. & Hanke, W., 2006, In : Physical Review / B. 74, 2, p. 024508-024508

Research output: Contribution to journalArticleResearchpeer-review

Correlated band structure and the ground -- state phase diagram in high -- Tc cuprates

Hanke, W., Aichhorn, M., Arrigoni, E. & Potthoff, M., 2006, In : Physica / B. 378--380, p. 60-63

Research output: Contribution to journalArticleResearchpeer-review

Correlated band structure of electron-doped cuprate materials

Arrigoni, E., Dahnken, C., Potthoff, M. & Hanke, W., 2006, In : Fizika nizkich temperatur. 32, p. 0-0

Research output: Contribution to journalArticleResearchpeer-review

Electron Correlations and the Minority-Spin Band Gap in Half-Metallic Heusler Alloys

Chioncel, L., Arrigoni, E., Katsnelson, M. & Lichtenstein, A., 2006, In : Physical Review Letters. 96, p. 1372031-1372034

Research output: Contribution to journalArticleResearchpeer-review

Electron Correlations and the Minority-Spin Band Gap in Half-Metallic Heusler Alloys

Chioncel, L., Arrigoni, E., Katsnelson, M. & Lichtenstein, A., 2006, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Half-Metallic Ferromagnetism and the spin polarization in CrO$_2$

Chioncel, L., Allmaier, H., Arrigoni, E., Yamasaki, A., Daghofer, M., Katsnelson, M. & Lichtenstein, A., 2006, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Half-metallic ferromagnetism induced by dynamic electron correlations in VAs

Chioncel, L., Mavropoulos, P., Lezaic, M., Bluegel, S., Arrigoni, E., Katsnelson, M. & Lichtenstein, A., 2006, (Submitted) In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Half-Metallic Ferromagnetism Induced by Dynamic Electron Correlations in VAs

Chioncel, L., Mavropoulos, P., Lezaic, M., Bluegel, S., Arrigoni, E., Lichtenstein, A. & Katsnelson, M., 2006, In : Physical Review Letters. 96, p. 197203-197203

Research output: Contribution to journalArticleResearchpeer-review

Phase separation and pseudogap in electron-doped cuprates: A variational cluster perturbation analysis

Arrigoni, E. & Aichhorn, M., 2006, In : Physica / B. 378--380, p. 432-433

Research output: Contribution to journalArticleResearchpeer-review

Renormalization of the electron-spin-fluctuation interaction in the t-t[sup [prime]]-U Hubbard model

Huang, Z. B., Hanke, W., Arrigoni, E. & Chubukov, A., 2006, In : Physical Review / B. 74, p. 184508-184514

Research output: Contribution to journalArticleResearchpeer-review

Renormalization of the electron-spin-fluctuation interaction in the t-t'-U Hubbard mode

Arrigoni, E., 2006, (Submitted) In : xxx.lanl.gov/ archive.

Research output: Contribution to journalArticleResearch