Influence of the Matrix Composition and the Processing Conditions on the Grain Size Evolution of Nextel 610 Fibers in Ceramic Matrix Composites after Heat TreatmentVokmann, Eike; Barros, Marcelo D.; Tushtev, Kamen; Pritzkow, Walter E.C.; Koch, Dietmar; Göring, Jürgen; Wilhelmi, Christian; Grathwohl, Georg; Rezwan, Kurosch · Advanced Engineering Materials · 2015