Melting in microgravity of phase change materials in axisymmetric systems with thermocapillary effects: melting bridges and spherical drops - A. Borshchak Kachalov, R. Varas, P. Salgado Sánchez, U. Martinez, D. Gligor, J. M. Ezquerro; J. Porter (Ima11 - 11th Conference Of The International Marangoni Association, 2023)