197 citations
- Bariloche Atomic CentreAR58 papers
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Showing 2003Show all
3 papers · 1 filter
math.AG2003★ 2 cited
Hodge structures for orbifold cohomology
Javier Fernandez
We construct a polarized Hodge structure on the primitive part of Chen and Ruan's orbifold cohomology for projective -orbifolds satisfying a ``Hard Lefschetz…
cond-mat.mes-hall2003★ 15 cited
On the Magnetic Nature of Quantum Point Contacts
P. S. Cornaglia, C. A. Balseiro
We present results for a model that describes a quantum point contact. We show how electron-electron correlations, within the unrestricted Hartree-Fock approximation, generate a ma…
cond-mat2003★ 14 cited
Density Matrix Renormalization: A Review of the Method and its Applications
Karen Hallberg
The Density Matrix Renormalization Group (DMRG) has become a powerful numerical method that can be applied to low-dimensional strongly correlated fermionic and bosonic systems. It…