The Shear Viscosity and Thermal Conductivity of Nuclear Pasta TeX Export

@article{citeulike:3204091, abstract = {We calculate the shear viscosity \$\eta\$ and thermal conductivity \$\kappa\$ of a nuclear pasta phase in neutron star crusts. This involves complex non-spherical shapes. We use semiclassical molecular dynamics simulations involving 40,000 to 100,000 nucleons. The viscosity \$\eta\$ can be simply expressed in terms of the height \$Z^*\$ and width \$\Delta q\$ of the peak in the static structure factor \$S\_p(q)\$. We find that \$\eta\$ increases somewhat, compared to a lower density phase involving spherical nuclei, because \$Z^*\$ decreases from form factor and ion screening effects. However, we do not find a dramatic increase in \$\eta\$ from non-spherical shapes, as may occur in conventional complex fluids.}, archivePrefix = {arXiv}, author = {Horowitz, C. J. and Berry, D. K.}, citeulike-article-id = {3204091}, citeulike-linkout-0 = {http://arxiv.org/abs/0807.2603}, citeulike-linkout-1 = {http://arxiv.org/pdf/0807.2603}, day = {5}, eprint = {0807.2603}, keywords = {matter, nuclear}, month = {Sep}, posted-at = {2008-09-08 08:43:05}, priority = {2}, title = {The Shear Viscosity and Thermal Conductivity of Nuclear Pasta}, url = {http://arxiv.org/abs/0807.2603}, year = {2008} }

TY - JOUR ID - citeulike:3204091 L3 - citeulike-article-id:3204091 N2 - We calculate the shear viscosity $\eta$ and thermal conductivity $\kappa$ of a nuclear pasta phase in neutron star crusts. This involves complex non-spherical shapes. We use semiclassical molecular dynamics simulations involving 40,000 to 100,000 nucleons. The viscosity $\eta$ can be simply expressed in terms of the height $Z^*$ and width $\Delta q$ of the peak in the static structure factor $S_p(q)$. We find that $\eta$ increases somewhat, compared to a lower density phase involving spherical nuclei, because $Z^*$ decreases from form factor and ion screening effects. However, we do not find a dramatic increase in $\eta$ from non-spherical shapes, as may occur in conventional complex fluids. TI - The Shear Viscosity and Thermal Conductivity of Nuclear Pasta KW - matter KW - nuclear AU - Horowitz, CJ AU - Berry, DK PY - 2008/Sep/05/ UR - http://arxiv.org/abs/0807.2603 ER -