3D non-LTE spectrum synthesis for Type Ia supernovae Export

@article{citeulike:4867352, abstract = {Despite the importance of Type Ia supernovae as standard candles for cosmology and to the chemical evolution of the Universe, we still have no consistent picture of the nature of these events. Much progress has been made in the hydrodynamical explosion modelling of supernovae Ia in the last few years and fully 3-D explosion models are now available. However those simulations are not directly comparable to observations: to constrain explosion models, radiative transfer calculations must be carried out. We present a new 3-D Monte Carlo radiative transfer code which allows forward modelling of the spectral evolution of Type Ia supernovae from first principles, using hydrodynamical explosion models as input. Here, as a first application, we calculate line-of-sight dependent colour light curves for a toy model of an off-centre explosion.}, archivePrefix = {arXiv}, author = {Kromer, M. and Sim, S. A. and Hillebrandt, W.}, citeulike-article-id = {4867352}, citeulike-linkout-0 = {http://arxiv.org/abs/0906.2764}, citeulike-linkout-1 = {http://arxiv.org/pdf/0906.2764}, day = {15}, eprint = {0906.2764}, keywords = {3d, ia, model, monte-carlo, nlte, sn}, month = {Jun}, posted-at = {2009-06-16 09:13:18}, priority = {2}, title = {3D non-LTE spectrum synthesis for Type Ia supernovae}, url = {http://arxiv.org/abs/0906.2764}, year = {2009} }

TY - JOUR ID - citeulike:4867352 L3 - citeulike-article-id:4867352 N2 - Despite the importance of Type Ia supernovae as standard candles for cosmology and to the chemical evolution of the Universe, we still have no consistent picture of the nature of these events. Much progress has been made in the hydrodynamical explosion modelling of supernovae Ia in the last few years and fully 3-D explosion models are now available. However those simulations are not directly comparable to observations: to constrain explosion models, radiative transfer calculations must be carried out. We present a new 3-D Monte Carlo radiative transfer code which allows forward modelling of the spectral evolution of Type Ia supernovae from first principles, using hydrodynamical explosion models as input. Here, as a first application, we calculate line-of-sight dependent colour light curves for a toy model of an off-centre explosion. TI - 3D non-LTE spectrum synthesis for Type Ia supernovae KW - 3d KW - ia KW - model KW - monte-carlo KW - nlte KW - sn AU - Kromer, M AU - Sim, SA AU - Hillebrandt, W PY - 2009/Jun/15/ UR - http://arxiv.org/abs/0906.2764 ER -