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| Derechos | Preview | Fecha Public. | Título | Autor(es) | Tipo |
| openAccess |  | 1-abr-1995 | A perturbative and variational approach to quantum lattice Hamiltonians | Esteve, J.G.; Sierra, Germán CSIC ORCID | artículo |
| openAccess |  | 2001 | Absence of weak localization in two-dimensional disordered Frenkel lattices | Rodríguez, A.; Martín-Delgado, Miguel Ángel; Rodriguez-Laguna, J.; Sierra, Germán CSIC ORCID; Malyshev, V.A.; Domínguez-Adame, Francisco; Lemaistre, J.P. | preprint |
| openAccess |  | 1-ene-2022 | Algebraic Bethe Circuits | Sopena, Alejandro; Gordon, Max Hunter; García-Martín, Diego; Sierra, Germán CSIC ORCID; López, Esperanza CSIC ORCID | artículo |
| closedAccess |  | 1997 | An interpolating ansatz for the ground state of the spinless fermion hamiltonian in D = 1 and 2 | Martín-Delgado, Miguel Ángel; Sierra, Germán CSIC ORCID | artículo |
| openAccess |  | 1996 | Analytic formulations of the density matrix renormalization group | Martín-Delgado, Miguel Ángel; Sierra, Germán CSIC ORCID | preprint |
| closedAccess |  | 2020 | Breaking the area law: the rainbow state | Ramírez, Giovanni; Rodríguez-Laguna, Javier; Sierra, Germán CSIC ORCID | capítulo de libro |
| openAccess | | 15-may-2019 | Causality, Long Range Order and Topological Order | Sierra, Germán CSIC ORCID | presentación |
| openAccess |  | 2000 | Conformal field theory and the exact solution of the BCS Hamiltonian | Sierra, Germán CSIC ORCID | preprint |
| openAccess |  | 6-ago-2007 | Critical Lines and Massive Phases in Quantum Spin Ladders with Dimerization | Almeida, Javier CSIC; Martín-Delgado, Miguel Ángel; Sierra, Germán CSIC ORCID | preprint |
| openAccess |  | 2000 | Crossover from bulk to few-electron limit in ultrasmall metallic grains | Dukelsky, Jorge CSIC ORCID; Sierra, Germán CSIC ORCID | preprint |
| openAccess |  | 1999 | Density matrix renormalization group approach to an asymptotically free model with bound states | Martín-Delgado, Miguel Ángel; Sierra, Germán CSIC ORCID | artículo |
| openAccess |  | 1999 | Density matrix renormalization group study of ultrasmall superconducting grains | Dukelsky, Jorge CSIC ORCID; Sierra, Germán CSIC ORCID | artículo |
| openAccess |  | 2022 | Depletion in fermionic chains with inhomogeneous hoppings | Mula, Begoña; Samos Sáenz de Buruaga, Nadir CSIC ORCID; Sierra, Germán CSIC ORCID; Santalla, Silvia N.; Rodríguez-Laguna, Javier | artículo |
| openAccess |  | 1999 | Diagonal ladders: A class of models for strongly coupled electron systems | Sierra, Germán CSIC ORCID; Martín-Delgado, Miguel Ángel; White, S. R.; Scalapino, D.J.; Dukelsky, Jorge CSIC ORCID | artículo |
| openAccess |  | 1998 | Dimer-hole-RVB state of the two-leg t-J ladder: A recurrent variational ansatz | Sierra, Germán CSIC ORCID; Martín-Delgado, Miguel Ángel; Dukelsky, Jorge CSIC ORCID; White, S. R.; Scalapino, D.J. | preprint |
| openAccess |  | 1999 | Dimer-resonating valence bond state of the four-leg Heisenberg ladder: Interference among resonances | Roncaglia, M.; Sierra, Germán CSIC ORCID; Martín-Delgado, Miguel Ángel | artículo |
| openAccess |  | 1998 | Dualities in spin ladders | Sierra, Germán CSIC ORCID; Martín-Delgado, Miguel Ángel | preprint |
| openAccess |  | 28-feb-2003 | Elementary excitations of the BCS model in the canonical ensemble | Román, J.M.; Sierra, Germán CSIC ORCID; Dukelsky, Jorge CSIC ORCID | artículo |
| openAccess |  | 1998 | Equivalence of the variational matrix product method and the density matrix renormalization group applied to spin chains | Dukelsky, Jorge CSIC ORCID; Martín-Delgado, Miguel Ángel; Nishino, T.; Sierra, Germán CSIC ORCID | preprint |
| openAccess |  | 2000 | Exact study of the effect of level statistics in ultrasmall superconducting grains | Sierra, Germán CSIC ORCID; Dukelsky, Jorge CSIC ORCID; Dussel, G. G.; Von Delft, J.; Braun, Fabian | artículo |
