21 Publications
2010
Adiabatic perturbation theory and geometric phases for degenerate systems.
Rigolin, Gustavo⋅Rigolin, Gustavo⋅Ortiz, Gerardo and Ortiz, Gerardo
Physical review letters, vol. 104, (no. 17), pp. 170406, 2010/Apr/30. | Journal Article
 
Superconductivity in strongly repulsive fermions: the role of kinetic-energy frustration.
Isaev, L⋅Ortiz, Gerardo and Batista, C D
Physical review letters, vol. 105, (no. 18), pp. 187002, 2010/Oct/29. | Journal Article
 
Unified approach to quantum and classical dualities.
Cobanera, E⋅Ortiz, Gerardo and Nussinov, Z
Physical review letters, vol. 104, (no. 2), pp. 020402, 2010/Jan/15. | Journal Article
2009
A symmetry principle for topological quantum order
Nussinov, Zohar and Ortiz, Gerardo
Annals of Physics, vol. 324, (no. 5), pp. 977-1057, May 2009. | Journal Article
 
Breached pairing in trapped three-color atomic Fermi gases
Errea, Beatriz⋅Dukelsky, Jorge and Ortiz, Gerardo
Physical Review A, vol. 79, (no. 5), 2009-05-00. | Journal Article
 
Field-induced orbital antiferromagnetism in mott insulators.
Al-Hassanieh, K A⋅Batista, C D⋅Ortiz, Gerardo and Bulaevskii, L N
Physical review letters, vol. 103, (no. 21), pp. 216402, 2009/Nov/20. | Journal Article
 
Local physics of magnetization plateaux in the Shastry-Sutherland model.
Isaev, L⋅Ortiz, Gerardo and Dukelsky, J
Physical review letters, vol. 103, (no. 17), pp. 177201, 2009/Oct/23. | Journal Article
 
Nanocontacts: The importance of being entangled
Ortiz, Gerardo
Nature Materials, vol. 8, (no. 7), pp. 541-2, Jul 2009. | Journal Article
2008
Autocorrelations and thermal fragility of anyonic loops in topologically quantum ordered systems
Nussinov, Zohar⋅Nussinov, Zohar⋅Ortiz, Gerardo and Ortiz, Gerardo
Physical Review B, vol. 77, (no. 6), 2008-02-00. | Journal Article
 
Beyond the quantum adiabatic approximation: Adiabatic perturbation theory
Rigolin, Gustavo⋅Ortiz, Gerardo and Ponce, Victor Hugo
Physical Review A, vol. 78, (no. 5), 2008-11-00. | Journal Article
 
Dynamical non-ergodic scaling in continuous finite-order quantum phase transitions
Deng, S.⋅Ortiz, Gerardo and Viola, Lorenza
EPL, vol. 84, (no. 6), pp. 67008(6pp), 2008. | Journal Article
 
Ferrotoroidic moment as a quantum geometric phase.
Batista, C D⋅Ortiz, Gerardo and Aligia, A A
Physical review letters, vol. 101, (no. 7), pp. 077203, 2008/Aug/15. | Journal Article
2007
Optimal quantum measurements of expectation values of observables
Knill, Emanuel⋅Ortiz, Gerardo and Somma, Rolando D
Physical Review A, vol. 75, (no. 1), 2007-01-00. | Journal Article
 
Quantum approach to classical statistical mechanics.
Somma, R D⋅Batista, C D and Ortiz, Gerardo
Physical review letters, vol. 99, (no. 3), pp. 030603, 2007/Jul/20. | Journal Article
2006
Quantum phase transitions in matrix product systems.
Wolf, Michael⋅Wolf, Michael M⋅Ortiz, Gerardo⋅Ortiz, Gerardo⋅Verstraete, Frank⋅Verstraete, Frank⋅Cirac, J and Cirac, J I
Physical review letters, vol. 97, (no. 11), pp. 110403, 2006/Sep/15. | Journal Article
2004
Algebraic approach to interacting quantum systems.
Batista, C. D and Ortiz, Gerardo
Advances in Physics, vol. 53, (no. 1), pp. 1-82, 2004. | Journal Article
 
A subsystem-independent generalization of entanglement.
Barnum, Howard⋅Barnum, Howard⋅Knill, Emanuel⋅Knill, Emanuel⋅Ortiz, Gerardo⋅Ortiz, Gerardo⋅Somma, Rolando⋅Somma, Rolando⋅Viola, Lorenza and Viola, Lorenza
Physical review letters, vol. 92, (no. 10), pp. 107902, 2004/Mar/12. | Journal Article
2003
Tunneling measurement of a single quantum spin.
Bulaevskii, L N and Ortiz, Gerardo
Physical review letters, vol. 90, (no. 4), pp. 040401, 2003/Jan/31. | Journal Article
1998
Exchange-Correlation Hole in Polarized Insulators: Implications for the Microscopic Functional Theory of Dielectrics
Ortiz, Gerardo⋅Souza, Ivo and Martin, Richard M
Physical Review Letters, vol. 80, (no. 2), pp. 356, 1998-01-00. | Journal Article
 
Microscopic functional theory of dielectrics
Martin, Richard M⋅Martin, Richard M⋅Ortiz, Gerardo and Ortiz, Gerardo
International Journal of Quantum Chemistry, vol. 69, (no. 4), pp. 572, 1998-00-00. | Journal Article
1997
Functional theory of extended Coulomb systems
Martin, Richard M⋅Martin, Richard M⋅Ortiz, Gerardo and Ortiz, Gerardo
Physical Review B, vol. 56, (no. 3), pp. 1140, 1997-07-00. | Journal Article