Impedance-Spectroscopic Quantification of High Bulk Ionic Conductivity in Li1.3Al0.3Ti1.7(PO4)3 Solid Electrolyte - Mertens, Andreas; Yu, Shicheng; Gunduz, Deniz C.; Tempel, Hermann; Schierholz, Roland; Kungl, Hans; Granwehr, Josef; Eichel, Rüdiger-A. (Diffusion Fundamentals, 2017)