149,888 research outputs found
Comment: Bayesian Checking of the Second Level of Hierarchical Models: Cross-Validated Posterior Predictive Checks Using Discrepancy Measures
Comment: Bayesian Checking of the Second Level of Hierarchical Models
[arXiv:0802.0743]Comment: Published in at http://dx.doi.org/10.1214/07-STS235B the Statistical
Science (http://www.imstat.org/sts/) by the Institute of Mathematical
Statistics (http://www.imstat.org
Nucleon-Antinucleon Interaction from the Skyrme Model
We calculate the nucleon-antinucleon static potential in the Skyrme model
using the product ansatz and including some finite (number of colors)
corrections. The mid and long range part of the spin-spin and tensor force are
correctly given in both iso-spin channels while the central interaction has
insufficient mid-range attraction. This is a well known problem of the product
ansatz that should be repaired with better Skyrme dynamics.Comment: uuencoded files of revtex and postscript, 21 pages including 8
figures, submitted to Phys.Rev.
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