2023

Bremecker, Daniel ; Wohninsland, Andreas ; Teuber, Siegfried ; Kodumudi Venkataraman, Lalitha ; Hinterstein, Manuel ; Rödel, Jürgen (2023)
Texture-based ferroelectric hardening in Na1/2Bi1/2TiO3-based piezoceramics.
In: Physical Review Materials, 7 (6)
doi: 10.1103/PhysRevMaterials.7.064407
Artikel, Bibliographie

Yang, Ziqi ; Wang, Bing ; Brown, Thomas ; Milne, Steven J. ; Feteira, A. ; Wohninsland, Andreas ; Kodumudi Venkataraman, Lalitha ; Li, Yizhe ; Hall, D. A. (2023)
Re-entrant relaxor ferroelectric behaviour in Nb-doped BiFeO3–BaTiO3 ceramics.
In: Journal of Materials Chemistry C
doi: 10.1039/d2tc04702k
Artikel, Bibliographie

2022

Fetzer, Ann-Katrin ; Wohninsland, Andreas ; Kodumudi Venkataraman, Lalitha ; Kleebe, H.-J. (2022)
Nanoscale polar regions embedded within ferroelectric domains in Na1/2Bi1/2TiO3–BaTiO3.
In: Physical Review Materials, 6 (6)
doi: 10.1103/PhysRevMaterials.6.064409
Artikel, Bibliographie

Wei, Qiumei ; Fulanovic, Lovro ; Kodumudi Venkataraman, Lalitha ; Zheng, Mupeng ; Hou, Yudong ; Zhu, Mankang ; Liu, Linjing ; Chang, Yunfei ; Xue, Rui (2022)
Large electrocaloric effect with ultrawide temperature span in Na1/2Bi1/2TiO3-based lead-free ceramics.
In: Journal of the American Ceramic Society, 105 (5)
doi: 10.1111/jace.18291
Artikel, Bibliographie

Kodumudi Venkataraman, Lalitha ; Frömling, Till ; Rödel, Jürgen (2022)
Role of matrix phase and electric field gradient in Na1/2Bi1/2TiO3single bondBaTiO3:ZnO composites.
In: Journal of Materiomics, 8 (2)
doi: 10.1016/j.jmat.2021.06.008
Artikel, Bibliographie

Slabki, Mihail ; Kodumudi Venkataraman, Lalitha ; Rödel, Jürgen ; Koruza, Jurij (2022)
Origin of high-power drive stability in (Na 1/2 Bi 1/2 )TiO 3 -BaTiO 3 based piezoceramics.
In: Acta Materialia, 227
doi: 10.1016/j.actamat.2022.117703
Artikel, Bibliographie

Bremecker, Daniel ; Kodumudi Venkataraman, Lalitha ; Teuber, Siegfried ; Koruza, Jurij ; Rödel, Jürgen (2022)
Influence of Zn2+ doping on the morphotropic phase boundary in lead-free piezoelectric (1 – x)Na1/2Bi1/2TiO3-xBaTiO3.
In: Journal of the American Ceramic Society, 105 (2)
doi: 10.1111/jace.18186
Artikel, Bibliographie

Wohninsland, Andreas ; Fetzer, Ann-Katrin ; Broughton, Rachel ; Jones, Jacob L. ; Kodumudi Venkataraman, Lalitha (2022)
Structural and microstructural description of relaxor-ferroelectric transition in quenched Na1/2Bi1/2TiO3–BaTiO3.
In: Journal of Materiomics, 8
doi: 10.1016/j.jmat.2022.01.006
Artikel, Bibliographie

Kodumudi Venkataraman, Lalitha ; Isaia, Daniel ; Gong, Wen ; Wu, Chaofeng ; Li, Yingwei ; Rödel, Jürgen (2022)
Deformation and bending strength of high-performance lead-free piezoceramics.
In: Journal of the American Ceramic Society, 105 (5)
doi: 10.1111/jace.18311
Artikel, Bibliographie

Patel, Satyanarayan ; Kodumudi Venkataraman, Lalitha ; Saurabh, Nishchay (2022)
Enhanced Pyroelectric Performance of Lead-Free Zn-Doped Na1/2Bi1/2TiO3-BaTiO3 Ceramics.
In: Materials, 15 (1)
doi: 10.3390/ma15010087
Artikel, Bibliographie

2021

Silva, Lucas Lemos da ; Lee, Kai-Yang ; Petrick, Simon ; Etter, Martin ; Schöckel, Alexander ; Chaves, Giovanni Chaves ; Silva, Nilson Olivera da ; Kodumudi Venkataraman, Lalitha ; Picht, Gunnar ; Hoffmann, Michael J. ; Hinterstein, Manuel (2021)
Uncovering the symmetry of the induced ferroelectric phase transformation in polycrystalline barium titanate.
In: Journal of Applied Physics, 130
doi: 10.1063/5.0068703
Artikel, Bibliographie

Fetzer, Ann-Katrin ; Wohninsland, Andreas ; Kodumudi Venkataraman, Lalitha ; Kleebe, Hans-Joachim (2021)
In situ hot-stage TEM of the phase and domain evolution in quenched Na1/2Bi1/2TiO3–BaTiO3.
In: Journal of the American Ceramic Society
doi: 10.1111/jace.18266
Artikel, Bibliographie

Ren, Pengrong ; Wang, Yike ; Fang, Xufei ; Hofmann, Kathrin ; Kodumudi Venkataraman, Lalitha (2021)
A new family of high temperature lead-free Na1/2Bi1/2TiO3-BiFeO3 piezoelectrics.
In: Materials Today Physics, 21
doi: 10.1016/j.mtphys.2021.100526
Artikel, Bibliographie

Wu, Hong-Hui ; Zhuo, Fangping ; Qiao, Huimin ; Kodumudi Venkataraman, Lalitha ; Zheng, Mupeng ; Wang, Shuize ; Hunag, He ; Li, Bo ; Mao, Bo Li ; Zhang, Qiaobao (2021)
Polymer-/Ceramic-based Dielectric Composites for Energy Storage and Conversion.
In: Energy & Environmental Materials
doi: 10.1002/eem2.12237
Artikel, Bibliographie

Wei, Qiumei ; Riaz, Adeel ; Zhukov, Sergey ; Hofmann, Kathrin ; Zhu, Mankang ; Hou, Yudong ; Rödel, Jürgen ; Kodumudi Venkataraman, Lalitha (2021)
Quenching- circumvented ergodicity in relaxor Na1/2Bi1/2TiO3- BaTiO3- K0.5Na 0.5NbO3.
In: Journal of the American Ceramic Society, 104 (7)
doi: 10.1111/jace.17708
Artikel, Bibliographie

Slabki, Mihail ; Kodumudi Venkataraman, Lalitha ; Rojac, Tadej ; Rödel, Jürgen ; Koruza, Jurij (2021)
Thermal stability of the electromechanical properties in acceptor-doped and composite-hardened (Na1/2Bi1/2)TiO3–BaTiO3 ferroelectrics.
In: Journal of Applied Physics, 130 (1)
doi: 10.1063/5.0052293
Artikel, Bibliographie

Slabki, Mihail ; Kodumudi Venkataraman, Lalitha ; Checchia, Stefano ; Fulanovic, Lovro ; Daniels, John E. ; Koruza, Jurij (2021)
Direct observation of domain wall motion and lattice strain dynamics in ferroelectric under high-power resonance.
In: Physics Letters B, 103 (17)
doi: 10.1103/PhysRevB.103.174113
Artikel, Bibliographie

Kodumudi Venkataraman, Lalitha ; Zhu, Tingting ; Salazar, Moinca Pinto ; Hofmann, Kathrin ; Waidha, Aamir Iqbal ; Jaud, J.-C. ; Groszewicz, Pedro B. ; Rödel, Jürgen (2021)
Thermal depolarization and electromechanical hardening in Zn2+-doped Na1/2Bi1/2TiO3-BaTiO3.
In: Journal of the American Ceramic Society, 104 (5)
doi: 10.1111/jace.17581
Artikel, Bibliographie

Kodumudi Venkataraman, Lalitha (2021)
Influence of Quenching and Subsequent Annealing on the Conductivity and Electromechanical Properties of Na1/2Bi1/2TiO3-BaTiO3.
In: Materials, 14 (9)
doi: 10.3390/ma14092149
Artikel, Bibliographie

Schultheiß, Jan ; Porz, Lukas ; Kodumudi Venkataraman, Lalitha ; Höfling, Marion ; Yildirim, Can ; Cook, Phil ; Detlefs, Carsten ; Gorfman, Semen ; Rödel, Jürgen ; Simons, Hugh (2021)
Quantitative mapping of nanotwin variants in the bulk.
In: Scripta Materialia, 199
doi: 10.1016/j.scriptamat.2021.113878
Artikel, Bibliographie

Fetzer, Ann-Katrin ; Wohninsland, Andreas ; Hofmann, Katrin ; Clemens, Oliver ; Kodumudi Venkataraman, Lalitha ; Kleebe, Hans-Joachim (2021)
Domain structure and phase evolution in quenched and furnace cooled lead-free Na1/2Bi1/2TiO3–BaTiO3 ceramics.
In: Open Ceramics, 5
doi: 10.1016/j.oceram.2021.100077
Artikel, Bibliographie

Wohninsland, Andreas ; Fetzer, Ann-Katrin ; Riaz, Adeel ; Kleebe, Hans-Joachim ; Rödel, Jürgen ; Kodumudi Venkataraman, Lalitha (2021)
Correlation between enhanced lattice distortion and volume fraction of polar nanoregions in quenched Na1/2Bi1/2TiO3–BaTiO3 ceramics.
In: Applied Physics Letters, 118 (7)
doi: 10.1063/5.0039369
Artikel, Bibliographie

Meena, Manish Kumar ; Kumar, Manish ; Kodumudi Venkataraman, Lalitha ; Patel, Satyanarayan (2021)
Thermomechanical analysis of 0.94Na1/2Bi1/2TiO3-0.06BaTiO3/ZnOcomposites usingfinite element method.
In: Journal of Alloys and Compounds, 854
doi: 10.1016/j.jallcom.2020.157161
Artikel, Bibliographie

Nishikubo, Takumi ; Ogata, Takahiro ; Kodumudi Venkataraman, Lalitha ; Isaia, Daniel ; Pan, Zhao ; Sakai, Yuki ; Kawaguchi, Shogo ; Machida, Akihiko ; Watanuki, Tetsu ; Yu, Hongwu ; Okimoto, Yoichi ; Koshihara, Shin-ya ; Mori, Shigeo ; Rödel, Jürgen ; Azuma, Masaki (2021)
Polarization- and Strain-Mediated Control of Negative ThermalExpansion and Ferroelasticity in BiInO3−BiZn1/2Ti1/2O3.
In: Chemistry of Materials
doi: 10.1021/acs.chemmater.0c04049
Artikel, Bibliographie

2020

Patel, Satyanarayan ; Kodumudi Venkataraman, Lalitha ; Yadav, Harekrishna (2020)
Impedance and modulus analysis of barium calcium titanate ferroelectric ceramics.
In: Journal of the Korean Ceramic Society
doi: 10.1007/s43207-020-00099-w
Artikel, Bibliographie

Wang, Xueyao ; Kodumudi Venkataraman, Lalitha ; Tan, Chi ; Li, Yingwei (2020)
Fracture behavior in electrically poled alkaline bismuth- and potassium- based lead-free piezoceramics using Vickers indentation.
In: Scripta Materialia, 194
doi: 10.1016/j.scriptamat.2020.113647
Artikel, Bibliographie

Venkateshwarlu, Sarangi ; Kodumudi Venkataraman, Lalitha ; Segouin, Valentin ; Marlton, Frederick P. ; Hin, Ho Chin ; Chernyshov, Dmitry ; Ren, Yang ; Jorgensen, Mads R. V. ; Nayak, Sanjib ; Rödel, Jürgen ; Daniel, Laurent ; Pramanick, Abhijit (2020)
Large electromechanical strain and unconventionaldomain switching near phase convergencein a Pb-free ferroelectric.
In: Communications Physics, 3 (193)
doi: 10.1038/s42005-020-00459-2
Artikel, Bibliographie

Zhang, Mao-Hua ; Breckner, Patrick ; Frömling, Till ; Rödel, Jürgen ; Kodumudi Venkataraman, Lalitha (2020)
Role of thermal gradients on the depolarizationand conductivity in quenched Na1/2Bi1/2TiO3-BaTiO3.
In: Applied Physics Letters, (116)
doi: 10.1063/5.0013379
Artikel, Bibliographie

Ren, Pengrong ; Wang, Jiale ; Yike, Wang ; Kodumudi Venkataraman, Lalitha ; Zhao, Gaoyang (2020)
Origin of enhanced depolarization temperature in quenched Na0.5Bi0.5TiO3- BaTiO3 ceramics.
In: Journal of the European Ceramic Society, 40 (8)
doi: 10.1016/j.jeurceramsoc.2020.02.039
Artikel, Bibliographie

Kodumudi Venkataraman, Lalitha ; Hinterstein, Manuel ; Lee, Kai-Yang ; Yang, Tiannan ; Chen, Long-Qing ; Groszewicz, Pedro B. ; Koruza, Jurij ; Rödel, Jürgen (2020)
Spontaneous ferroelectric order in lead-free relaxor Na1/2Bi1/2TiO3-based composites.
In: Physical Review B, (101)
doi: 10.1103/PhysRevB.101.174108
Artikel, Bibliographie

Ren, Pengrong ; Wang, Yike ; Waidha, Aamir Iqbal ; Clemens, Oliver ; Kodumudi Venkataraman, Lalitha (2020)
Compositionally driven relaxor to ferroelectriccrossover in (1-x)Na0.5Bi0.5TiO3–xBiFeO3(0rxr0.60).
In: Journal of Materials Chemistry C, 8
doi: 10.1039/d0tc01096k
Artikel, Bibliographie

2019

Kodumudi Venkataraman, Lalitha ; Koruza, Jurij ; Rödel, Jürgen (2019)
Mechanical versus electromechanical hardening in relaxor ferroelectric Na1/2Bi1/2TiO3-BaTiO3 with ZnO inclusions.
In: Scripta Materialia, 2019 (169)
doi: 10.1016/j.scriptamat.2019.05.013
Artikel, Bibliographie

2018

Kodumudi Venkataraman, Lalitha ; Koruza, Jurij ; Rödel, Jürgen (2018)
Propensity for spontaneous relaxor-ferroelectric transition in quenched(Na1/2Bi1/2)TiO3-BaTiO3 compositions.
In: Applied Physics Letters, 113 (252902)
doi: 10.1063/1.5053989
Artikel, Bibliographie

Schultheiß, Jan ; Liu, Lisha ; Kungl, Hans ; Weber, Michael ; Kodumudi Venkataraman, Lalitha ; Checchia, Stefano ; Damjanovic, Dragan ; Daniels, John E. ; Koruza, Jurij (2018)
Revealing the sequence of switching mechanisms in polycrystalline ferroelectric/ferroelastic materials.
In: Acta Materialia, 2018 (157)
doi: 10.1016/j.actamat.2018.07.018
Artikel, Bibliographie

Koruza, Jurij ; Kodumudi Venkataraman, Lalitha ; Malič, Barbara
Hrsg.: Stojanovic, Biljana ; Korotcenkov, Ghenadii (2018)
Lead-free perovskite ferroelectrics.
In: Magnetic, Ferroelectric, and Multiferroic Metal Oxides
doi: 10.1016/B978-0-12-811180-2.00003-7
Buchkapitel, Bibliographie

2017

Kodumudi Venkataraman, Lalitha ; Riemer, Lukas M. ; Koruza, Jurij ; Rödel, Jürgen (2017)
Hardening of electromechanical properties in piezoceramics using a composite approach.
In: Applied Physics Letters, 111 (022905)
doi: 10.1063/1.4986911
Artikel, Bibliographie

Riemer, Lukas M. ; Kodumudi Venkataraman, Lalitha ; Jiang, Xijie ; Liu, Na ; Dietz, Christian ; Stark, Robert W. ; Groszewicz, Pedro B. ; Buntkowsky, G. ; Chen, Jun ; Zhang, Shan-Tao ; Rödel, Jürgen ; Koruza, Jurij (2017)
Stress-induced phase transition in lead-free relaxor ferroelectric composites.
In: Acta Materialia, 136 (2017)
doi: 10.1016/j.actamat.2017.07.008
Artikel, Bibliographie

Liu, Hui ; Chen, Jun ; Fan, Longlong ; Ren, Yang ; Pan, Zhao ; Kodumudi Venkataraman, Lalitha ; Rödel, Jürgen ; Xing, Xianran (2017)
Critical Role of Monoclinic Polarization Rotation in High-Performance PerovskitePiezoelectric Materials.
In: Physical Review Letters, 119 (1)
doi: 10.1103/PhysRevLett.119.017601
Artikel, Bibliographie