ARTIST Adaptive Radiative Transfer Innovations for Submillimeter Telescopes J. JØrgensen1, F. Bertoldi5, C. Brinch1, P. Frau3, J.M. Girart3, M. Hogerheijde2, A.Juhasz2, R. Kuiper5,6,M. Padovani3, R. Schaaf5, W.Vlemmings4 1: Centre for Star and Planet Formation and Niels Bohr Institutet, Copenhagen 2: Sterrewacht Leiden, Leiden 3: Institut de Ciències de l’Espai, Barcelona 4: Onsala Space Observatory, Onsala 5: Argelander Institute for Astronomy, Bonn 6: Jet Propulsion Laboratory An innovative radiative transfer code (LIME) using adaptive gridding that allows simulations of sources with arbitrary multi-dimensional (1D, 2D, 3D) and time-dependent structures, ensuring rapid convergence. •Unique tools for modeling the polarization of the line and dust emission, information that will come with standard ALMA observations. •A library of commonly used analytic/semi-analytic models as well as a comprehensive graphical user interface. http://youngstars.nbi.dk/artist

Dustpol: Continuum polarization Padovani et al. 2012, A&A, 543, 16 Grain alignment efficiency (function of density/temperature) 3D magnetic field structure