Deibert, Wendelin; Stournari, Vasiliki; Ivanova, Mariya E.; Escolástico Rozalén, Sonia; Serra Alfaro, José Manuel; Malzbender, Juergen; Beck, Tilman; Singheiser, Lorenz; Guillon, Olivier; Meulenberg, Wilhelm A.(Elsevier, 2018-08)
[EN] The relationships between microstructural characteristics and electrical as well as mechanical properties of La5.4WO12-delta (LWO54) materials were studied. Polycrystalline LWO54 samples revealed identical transport ...
Ivanova, Mariya E; Meulenberg, Wilhelm A.; Palisaitis, Justinas; Sebold, Doris; Solis Díaz, Cecilia; Ziegner, Mirko; Serra Alfaro, José Manuel; Mayer, Joachim; Hänsel, Michael; Guillon, Olivier(Elsevier, 2015-04)
Lanthanum niobates with general formulas of La0.99X0.01Nb0.99Al0.01O4−δ and La0.99X0.01Nb0.99Ti0.01O4−δ (X = Mg, Ca, Sr or Ba) were synthesized via the conventional solid state reaction. Specimens with relative density ...
Seeger, Janka; Ivanova, Mariya E.; Meulenberg, Wilhelm A.; Sebold, Doris; Stoever, Detlev; Scherb, Tobias; Schumacher, Gerhard; Escolástico Rozalén, Sonia; Solis Díaz, Cecilia; Serra Alfaro, José Manuel(American Chemical Society, 2013-09-16)
[EN] Mixed proton-electron conductors (MPEC) can be used as gas separation membranes to extract hydrogen from a gas stream, for example, in a power plant. From the different MPEC, the ceramic material lanthanum tungstate ...
Scherb, Tobias; Fantin, A.; Checchia, S.; Stephan- Scherb, C.; Escolástico Rozalén, Sonia; Franz, Alexandra; Seeger, Janka; Meulenberg, Wilhelm A.; d Acapito, Francesco; Serra Alfaro, José Manuel(International Union of Crystallography, 2020-12-01)
[EN] Mixed ionic electronic conducting ceramics Nd6-yWO12-d (d is the oxygen deficiency) provide excellent stability in harsh environments containing strongly reactive gases such as CO2, CO, H2, H2O or H2S. Due to this ...