1. Laboratory for Applied Mechanical Design (LAMD), École Polytechnique Fédérale de Lausanne (EPFL), Rue de la Maladière 71b, Neuchâtel 2002, Switzerland e-mail:
2. HTceramix SA—SOLIDpower, Avenue des Sports 26, Yverdon-les-Bains 1400, Switzerland e-mail:
3. Group of Energy Materials (GEM), École Polytechnique Fédérale de Lausanne (EPFL), Rue de l'Industrie 17, Sion 1951, Switzerland e-mail: