Dust absorption and scattering in the silicon K-edge S. T. Zeegers, E. Costantini, D. Rogantini, C. P. de Vries, H. Mutschke, P. Mohr, F. de Groot and A. G. G. M. Tielens A&A, 627 (2019) A16 Published online: 25 June 2019 DOI: 10.1051/0004-6361/201935050