G. Keller

Universidade Federal do Espírito Santo — Brazil

Physics and Astronomy · Physical Sciences

14h-index1.9kcitations35works0.02yr avg
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Research Topics

Advanced Condensed Matter Physics(11), Physics of Superconductivity and Magnetism(9), Magnetic and transport properties of perovskites and related materials(8), Transition Metal Oxide Nanomaterials(8), Advanced Chemical Physics Studies(6)

Publications35 total

Description of the transport critical current density behavior of polycrystalline superconductors as a function of the applied magnetic field
Physica B Condensed Matter·2009· 8 cited
The K-T Transition in Meghalaya, NE India
AGU Fall Meeting Abstracts·2008· 1 cited
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>LDA</mml:mi><mml:mo>+</mml:mo><mml:mi>DMFT</mml:mi></mml:mrow></mml:math>computation of the electronic spectrum of NiO
Physical Review B·2006· 120 citedOpen Access
Realistic investigations of correlated electron systems with LDA + DMFT
physica status solidi (b)·2006· 205 cited
Momentum-resolved spectral functions of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mi>SrVO</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math>calculated by<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>LDA</mml:mi><mml:mo>+</mml:mo><mml:mi>DMFT</mml:mi></mml:mrow></mml:math>
Physical Review B·2006· 136 citedOpen Access
Realistic Modeling of Materials with Strongly Correlated Electrons
2006
Comparative study of correlation effects in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi mathvariant="normal">Ca</mml:mi><mml:mi mathvariant="normal">V</mml:mi><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi mathvariant="normal">Sr</mml:mi><mml:mi mathvariant="normal">V</mml:mi><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math>
Physical Review B·2005· 114 citedOpen Access
Full orbital calculation scheme for materials with strongly correlated electrons
Physical Review B·2005· 302 citedOpen Access
Two aspects of the Mott–Hubbard transition in Cr-doped
Physica B Condensed Matter·2005· 4 citedOpen Access
Electronic structure of paramagnetic<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mi mathvariant="normal">V</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math>: Strongly correlated metallic and Mott insulating phase
Physical Review B·2004· 124 citedOpen Access
Mutual Experimental and Theoretical Validation of Bulk Photoemission Spectra of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msub><mml:mrow><mml:mi mathvariant="normal">S</mml:mi><mml:mi mathvariant="normal">r</mml:mi></mml:mrow><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:msub><mml:mrow><mml:mi mathvariant="normal">C</mml:mi><mml:mi mathvariant="normal">a</mml:mi></mml:mrow><mml:mi>x</mml:mi></mml:msub><mml:msub><mml:mrow><mml:mi mathvariant="normal">V</mml:mi><mml:mi mathvariant="normal">O</mml:mi></mml:mrow><mml:mn>3</mml:mn></mml:msub></mml:math>
Physical Review Letters·2004· 218 citedOpen Access
Two Aspects of the Mott-Hubbard Transition in Cr-doped V_2O_3
2004Open Access
Collision broadening in II-VI semiconductor microcavities
Physical review. B, Condensed matter·2003· 13 cited
LDA+DMFT Investigations of Transition Metal Oxides and f-Electron Materials
Advances in solid state physics·2003· 7 cited
Prominent Quasiparticle Peak in the Photoemission Spectrum of the Metallic Phase of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msub><mml:mi mathvariant="normal">V</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math>
Physical Review Letters·2003· 149 citedOpen Access
Orbital state and magnetic properties of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">LiV</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">O</mml:mi></mml:mrow><mml:mrow><mml:mn>4</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>
Physical review. B, Condensed matter·2003· 45 citedOpen Access
Metal-Insulator Transitions and Realistic Modelling of Correlated Electron Systems
2003
Prominent quasi-particle peak in the photoemission spectrum of the metallic phase of V_2O_3
Max Planck Institute for Plasma Physics·2002· 2 citedOpen Access
Explanation of the similarity of the experimental photoemission spectra of SrVO3 and CaVO3
arXiv (Cornell University)·2002Open Access
The LDA+DMFT Approach to Materials with Strong Electronic Correlations
arXiv (Cornell University)·2001· 7 citedOpen Access
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Frequent Co-authors

В. И. Анисимов(18), D. Vollhardt(17), Karsten Held(17), I. A. Nekrasov(10), Volker Eyert(10), Th. Pruschke(6), D. E. Kondakov(5), Anton Kozhevnikov(4), J. W. Allen(4), Sung‐Kwan Mo(4), S. Suga(4), A. Sekiyama(4), S. Mändl(4), H.-D. Kim(3), P. Metcalf(3), I. Leonov(3), Y. Saitoh(3), A. K. McMahan(3), Thierry Adatte(3), Z. V. Pchelkina(2)