Nils Hasselmann

Pós-doutorado

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Produções bibliográficas

• Kreisel A. ; F. Sauli ; HASSELMANN, N. ; Kopietz K. . Quantum Heisenberg antiferromagnets in a uniform magnetic field: non-analytic magnetic field dependence of the magnon spectrum. Physical Review. B, Condensed Matter and Materials Physics , v. 78, p. 035127, 2008.

• Sinner, A. ; HASSELMANN, N. ; Kopietz K. . Functional renormalization group approach to the broken symmetry phase of the Ising model. Journal of Physics. Condensed Matter , v. 20, p. 075208, 2008.

• Kreisel A. ; HASSELMANN, N. ; Kopietz K. . Probing Anomalous Longitudinal Fluctuations of the Interacting Bose Gas via Bose-Einstein Condensation of Magnons. Physical Review Letters , v. 98, p. 067203, 2007.

• HASSELMANN, N. ; Sinner, A. ; Kopietz K. . Two-parameter scaling of correlation functions near continuous phase transitions. The Journal of High Energy Physics , v. arxiv, p. 0705.4462, 2007.

• HASSELMANN, N. ; F. Schuetz ; I. Spremo ; Kopietz K. . Effective spin-wave action for ordered Heisenberg antiferromagnets in a magnetic field. Comptes Rendus. Chimie , v. 10, p. 60, 2007.

• HASSELMANN, N. ; Kopietz K. . Spin-wave interactions in quantum antiferromagnets. Europhysics Letters , v. 74, p. 1067-1073, 2006.

• HASSELMANN, N. ; Ledowski, S. ; Kopietz K. . Critical behavior of weakly interacting bosons: A functional renormalization-group approach. Physical Review. A , v. 70, p. 063621, 2004.

• Ledowski, S. ; HASSELMANN, N. ; Kopietz K. . Self-energy and critical temperature of weakly interacting bosons. Physical Review. A , v. 69, p. 061601, 2004.

• Runge, E. ; Fulde, P. ; Efremov, D. V. ; HASSELMANN, N. ; Zwicknagl, G. . Approximative treatment of 5f-systems with partial localization due to intra-atomic correlations. Physical Review. B, Condensed Matter and Materials Physics , v. 69, p. 155110, 2004.

• Efremov, D. V. ; HASSELMANN, N. ; Runge, E. ; Fulde, P. ; Zwicknagl, G. . Dual nature of 5f electrons: Effect of intra-atomic correlations on hopping anisotropies. Physical Review. B, Condensed Matter and Materials Physics , v. 69, p. 115114, 2004.

• HASSELMANN, N. ; Castro Neto, A. H. ; Morais Smith, C. . Spin-glass phase of cuprates. Physical Review. B, Condensed Matter and Materials Physics , v. 69, p. 014424, 2004.

• HASSELMANN, N. ; Castro Neto, A. H. ; Morais Smith, C. . Charge density wave formation in the low-temperature-tetragonal phase of cuprates. Physical Review. B, Condensed Matter and Materials Physics , v. 65, p. 220511, 2002.

• HASSELMANN, N. ; Castro Neto, A. H. ; Morais Smith, C. . Topological defects and the spin glass phase of cuprates. Europhysics Letters , v. 56, p. 870-876, 2001.

• Dimashko, Yu. A. ; Morais Smith, C. ; HASSELMANN, N. ; Caldeira, A. O. . Dynamics of lattice-pinned charge stripes. Physical Review. B, Condensed Matter and Materials Physics , v. 60, p. 88-91, 1999.

• HASSELMANN, N. ; Castro Neto, A. H. ; Morais Smith, C. ; Dimashko, Yu. A. . Striped Phase in the Presence of Disorder and Lattice Potentials. Physical Review Letters , v. 82, p. 2135-2138, 1999.

• Morais Smith, C. ; Dimashko, Yu. A. ; HASSELMANN, N. ; Caldeira, A. O. . Dynamics of stripes in doped antiferromagnets. Physical Review. B, Condensed Matter and Materials Physics , v. 58, p. 453-461, 1998.

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