Book Contributions
International Magazines
Publications
Recent results in the context of model for ladders. Dagotto E., Martins G.B., Gazza C., Malvezzi A.L. STRIPES AND RELATED PHENOMENA (Selected Topics in Superconductivity). Editors: Bianconi, A. Saini, Naurang L. New York: Kluwer Academic/Plenum Publishers, (1998), 437. PS (884Kb)
About the extended t-J model and stripes phases. Claudio Gazza, STUDIES OF HIGH TEMPERATURE SUPERCONDUCTORS (Advances in Research and Applications). Vol. 33, Editor: Anant Narlikar (National Physical Laboratory, New Delhi), Pag. 181-204. Editorial: Nova Science Publishers, Inc. (2000). PS (884Kb)
2008
36. Soliton deconfinement in a spin-Peierls system coupled by a frustrated interaction D. Mastrogiusseppe, C. J. Gazza and A. Dobry, cond-mat/0707.0422
2007
35. Incommmensurability and unconventional superconductor to insulator transition in the Hubbard model with bond-charge interaction A. A. Aligia, A. Anfossi, L. Arrachea, C. Degli Esposti Boschi, A. O. Dobry, C. Gazza, A. Montorsi, F. Ortolani and M. E. Torio, Phys. Rev. Lett. 99 206401 (2007).
2006
34. Excitations with fractional spin smaller than 1/2 in frustrated magnetoelastic chains. C.J. Gazza, A.O. Dobry, D.C. Cabra and T. Vekua, Phys. Rev. B 75, 165104 (2007)
33. Anderson impurity in the one-dimensional Hubbard model for finite-size systems. S. Costamagna, C. J. Gazza, M. E. Torio, and J. A. Riera, Phys. Rev. B 74, 195103 (2006)
32. Quantum dot with ferromagnetic leads: A density-matrix renormalization group study. C. J. Gazza, M. E. Torio, and J. A. Riera, Phys. Rev. B 73, 193108 (2006)
2005
31. Magnetization plateaux induced by a coupling to the lattice. T. Vekua, D.C. Cabra, A. Dobry, C. Gazza, D. Poilblanc, Phys. Rev. Lett. 96 117205 (2006).
30. Pressure dependence of the melting mechanism at the limit of overheating in Lennard-Jonesi crystals. L. Gómez, C. Gazza, H. Dacharry, L. Peñaranda, and A. Dobry, Phys. Rev. B 71, 134106(2005)
2004
29. Quasiparticle excitations in frustrated antiferromagnets. A. E.Trumper, C.J. Gazza and L.O.Manuel, Physica B 354, (2004) 252-256.
28. Quasiparticle vanishing driven by geometrical frustration. A. E.Trumper, C.J. Gazza and L.O.Manuel, Phys. Rev. B 69, 184407 (2004).
2003
27. Spectral Function in Mott Insulating Surfaces. L.O. Manuel, C.J. Gazza, A.E. Feiguin, A.E. Trumper, Sent to J. Phys.: Condensed Matter, 15 (2003) 2435-2440.2002
26. Replay to the Comment by T. K. Lee et al. S. Sorella, G.B. Martins, F. Becca, C. Gazza, L. Capriotti, A. Parola, E. Dagotto. Phys.Rev. Lett. 89, 279703 (2002).
25. Superconductivity in the Two Dimensional t-J Model. S. Sorella, G.B. Martins, F. Becca, C. Gazza, L. Capriotti, A. Parola, E. Dagotto. Phys.Rev. Lett. 88, 117002 (2002).
2001
23. Antiferromagnetically coupled alternating spin chains. Adolfo. E. Trumper and Claudio J. Gazza. Phys. Rev. B 64, 134408 (2001).24. Dimensional crossover in alternating spin chains. Physica B 320 (2002) 340-342. Proceeding Fifth Latin American Workshop on Magnetism Magnetic Materials and their applications, LAW3M (2001).
2000
20. Doped stripes in models for the cuprates emerging from the one-hole propertiers of the insulator. G. Martins, C. Gazza, J.C. Xavier, A. Feiguin and E. Dagotto. Phys. Rev. Lett. 84, 5844 (2000).21. Stripes in the Ising limit of models for Cuprates. G. Martins, C. Gazza and E. Dagotto. Phys. Rev. B 62, 13926 (2000).
22. Indications of spin-charge separation at short distance and stripe formation in the extended t-J model on ladders and planes. G. Martins, J.C. Xavier, C. Gazza, M. Vojta and E. Dagotto. Phys. Rev. B 63, 14414 (2000).
1999
17.Hole-Pairs in a Spin Liquid: Influence of Electrostatic Hole-Hole Repulsion. C. Gazza, G. Martins, J. Riera and E. Dagotto. Phys. Rev. B 59, R709 (1999).18. Hole-Density Evolution of the Quasiparticle Band in Doped Ladders. G. Martins, C. Gazza and E. Dagotto. Phys. Rev. B 59, R13596 (1999).
19. Stripe Stability in the Extended t-J Model on Planes and Four-Leg Ladders. T. Tohyama, C. Gazza, C.T. Shih, Y.C. Chen, T.K. Lee, S. Maekawa and E. Dagotto. Phys. Rev. B 59, R11649 (1999).
1998
15. Enhancement of Antiferromagnetic Correlations Induced by Nonmagnetic Impurities: Origin and Preictions for NMR Experiments. M. Laukamp, G. Martins, C. Gazza, A.L. Malvezzi,E. Dagotto, P. Hansen, A. Lopez and J. Riera. Phys. Rev. B,Vol 57, 10755 (1998).16. Diagonalization in reduced Hilbert Space using a systematically improved basis: Applications to spin dynamics in lightly doped ladders. E. Dagotto, G. Martins, J. Riera, A. L Malvezzi and C. Gazza. Phys. Rev. B, Vol 58, 12063 (1998).
1997
13. Hubbard model on no-bipartites lattices: electron-hole asymmetry. A.Feiguin, C.J.Gazza, A.E.Trumper and H.A.Ceccatto. J. Phys.: Condensed Matter, Vol 9 (1997) L27-L32.14. Schwinger-boson approach to quantum spin systems: Gaussian fluctuations in the natural gauge. Phys. Rev. Lett., Vol 78, 2216 (1997).
1996
11. Heisenberg model with Dzyaloshinskii-Moriya interaction: A Schwinger boson study. L.O.Manuel, C.J.Gazza, A.E. Trumper and H.A.Ceccatto. Phys. Rev B, Vol. 54, 12946 (1996).12. Validity of the adiabatic and antiadiabatic approximations in a cluster model for YBa2Cu3O7. S. Koval, C.J.Gazza. J. Phys.: Condensed Matter, Vol. 9, 2443 (1996).
1995
9. Comment on:"Polaron Origin for Anharmonicity of the Axial Oxigen in YBa2Cu3O7". S. Koval, C. J. Gazza, H. A. Ceccatto and R. Migoni, Phys. Rev. Lett. 75, 583 (1995).10. Spin Stiffness of frustrated Heisenberg antiferromagnet. A.Feiguin, C.J.Gazza, A.E.Trumper and H.A.Ceccatto. Phys.Rev. B 52, 15043 (1995)
1994
5. Comment on: "Quantum Spin Nematics: Moment-Free Magnetism". H.A.Ceccatto, C.J.Gazza, and A.E.Trumper. Phys.Rev.Lett. 72, 1943 (1994).6. Kagomé Heisenberg antiferromagnets: Quasiparticle excitations and low-temperature specific heat. L.O.Manuel, A.E.Trumper, C.J.Gazza and H.A.Ceccatto. Phys.Rev. B 50, (1994) (Rapid Communication).
7. Spin-Peierls dimerization and frustration in two dimensional antiferromagnets. A.Feiguin, C.J.Gazza, A.E.Trumper and H.A.Ceccatto. J.Phys.: Condensed Matter, 6 (1994) L503.
8. The triangular-lattice Hubbard model: A frustrated highly-correlated electron system. C.J.Gazza, A.E.Trumper and H.A.Ceccatto. J.Phys.: Condensed Matter, 6 (1994) L625.
1993
3. Nonclassical disorder phase in the strong quantum limit of frustrated antiferromagnets. H.A.Ceccatto, C.J.Gazza and A.E.Trumper. Phys.Rev. B 47, 12329 (1993) (Rapid Communication).4. Schwinger-Boson approach to Heisenberg antiferromagnets on a triangular lattice. C.J.Gazza, and H.A.Ceccatto. J.Phys.: Condens. Matter. 5 (1993) L135.
1992
2. J1-J2 model: Energy, correlations and order-parameter fluctuations on finite lattices. H.A.Ceccatto, C.J.Gazza and A.E.Trumper. Phys.Rev. B 45 7832 (1992).
1991
1. A modified Holstein-Primakoff approach to frustrated spin systems. C.J.Gazza, A.E.Trumper and H.A.Ceccatto. J.Phys.: Condens. Matter 3, 6177 (1991).
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