Zhukov, S. ; Glaum, Julia ; Kungl, Hans ; Sapper, Eva ; Dittmer, Robert ; Genenko, Yuri A. ; Seggern, Heinz von (2016)
Fatigue effect on polarization switching dynamics in polycrystalline bulk ferroelectrics.
In: Journal of Applied Physics, 120 (6)
doi: 10.1063/1.4960691
Artikel, Bibliographie

Groszewicz, Pedro B. ; Breitzke, Hergen ; Dittmer, Robert ; Sapper, Eva ; Jo, Wook ; Buntkowsky, Gerd ; Rödel, Jürgen (2014)
Nanoscale phase quantification in lead-free (Bi1/2Na1/2)TiO3-BaTiO3 relaxor ferroelectrics by means of 23Na NMR.
In: Physical Review B, 90 (22)
doi: 10.1103/PhysRevB.90.220104
Artikel, Bibliographie

Sapper, Eva ; Dittmer, Robert ; Damjanovic, Dragan ; Erdem, Emre ; Keeble, David J. ; Jo, Wook ; Granzow, Torsten ; Rödel, Jürgen (2014)
Aging in the relaxor and ferroelectric state of Fe-doped (1-x)(Bi1/2Na1/2)TiO3-xBaTiO3 piezoelectric ceramics.
In: Journal of Applied Physics, 116 (10)
doi: 10.1063/1.4894630
Artikel, Bibliographie

Sapper, Eva ; Novak, Nikola ; Jo, Wook ; Granzow, Torsten ; Rödel, Jürgen (2014)
Electric-field–temperature phase diagram of the ferroelectric relaxor system (1 − x)Bi1/2Na1/2TiO3 − xBaTiO3 doped with manganese.
In: Journal of Applied Physics, 115 (19)
doi: 10.1063/1.4876746
Artikel, Bibliographie

Sapper, Eva ; Gassmann, Andrea ; Gjødvad, Lars ; Jo, Wook ; Granzow, Torsten ; Rödel, Jürgen (2014)
Cycling stability of lead-free BNT–8BT and BNT–6BT–3KNN multilayer actuators and bulk ceramics.
In: Journal of the European Ceramic Society, 34 (3)
doi: 10.1016/j.jeurceramsoc.2013.09.006
Artikel, Bibliographie

Ansell, Troy Y. ; Cann, David P. ; Sapper, Eva ; Rödel, Jürgen (2014)
Thermal Depolarization in the High-Temperature Ternary Piezoelectric SystemxPbTiO3-yBiScO3-zBi(Ni1/2Ti1/2)O3.
In: Journal of the American Ceramic Society, 98 (2)
doi: 10.1111/jace.13268
Artikel, Bibliographie

Sapper, Eva (2014)
Lead-free (1-x)(Bi1/2Na1/")TiO3-xBaTiO3 : the impact of relaxor characteristics and induced long range order on piezoelectric properties.
Technische Universität Darmstadt
Dissertation, Bibliographie

Jo, Wook ; Dittmer, Robert ; Acosta, Matias ; Zang, Jiadong ; Groh, Claudia ; Sapper, Eva ; Wang, Ke ; Rödel, Jürgen (2012)
Giant electric-field-induced strains in lead-free ceramics for actuator applications – status and perspective.
In: Journal of Electroceramics
doi: 10.1007/s10832-012-9742-3
Artikel, Bibliographie

Sapper, Eva ; Schaab, Silke ; Jo, Wook ; Granzow, Torsten ; Rödel, Jürgen (2012)
Influence of electric fields on the depolarization temperature of Mn-doped (1-x)Bi1/2Na1/2TiO3-xBaTiO3.
In: Journal of Applied Physics, 111 (1)
doi: 10.1063/1.3674275
Artikel, Bibliographie

Jo, Wook ; Schaab, Silke ; Sapper, Eva ; Schmitt, Ljubomira A. ; Kleebe, Hans-Joachim ; Bell, Andrew J. ; Rödel, Jürgen (2011)
On the phase identity and its thermal evolution of lead free (Bi1/2Na1/2)TiO3-6 mol% BaTiO3.
In: Journal of Applied Physics, 110 (7)
doi: 10.1063/1.3645054
Artikel, Bibliographie