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cond-mat2003

Space-filling bearings in three dimensions

R. Mahmoodi Baram, H. J. Herrmann, N. Rivier

We present the first space-filling bearing in three dimensions. It is shown that a packing which contains only loops with even number of spheres can be constructed in a self-simila…

math.GT2003★ 6 cited

On the slice genus of links

Vincent Florens, Patrick M. Gilmer

We define Casson-Gordon sigma-invariants for links and give a lower bound of the slice genus of a link in terms of these invariants. We study as an example a family of two componen…

cond-mat2003★ 5 cited

Projection method for rapid ab initio calculations of metals

A. Kenoufi, J. Polonyi

An improvement of the Energy Renormalization Group method is proposed for systems with small gap, based on the projection methods developed by H. Feshbach. It is tested for the gro…

nucl-th2003★ 8 cited

Nuclear Tetrahedral Symmetry

N. Schunck, J. Dudek

We recall the main features of the Td (tetrahedral) symmetry in atomic nuclei and present realistic mean-field calculations supporting the existence such a symmetry all over the nu…

cond-mat.str-el2003★ 9 cited

Numerical Jordan-Wigner approach for two dimensional spin systems

D. C. Cabra, G. L. Rossini

We present a numerical self consistent variational approach based on the Jordan-Wigner transformation for two dimensional spin systems. We apply it to the study of the well known q…

nucl-ex2003★ 46 cited

Evidence for the Jacobi shape transition in hot 46Ti

A. Maj, M. Kmiecik, A. Bracco +24

The gamma-rays from the decay of the GDR in 46Ti compound nucleus formed in the 18O+28Si reaction at bombarding energy 105 MeV have been measured in an experiment using a setup con…

cond-mat.stat-mech2003★ 4 cited

Compression modulus of macroscopic fiber bundles

P. Beckrich, G. Weick, C. M. Marques +1

We study dense, disordered stacks of elastic macroscopic fibers. These stacks often exhibit non-linear elasticity, due to the coupling between the applied stress and the internal d…