Jurecic, Vida ; Fulanovic, Lovro ; Koruza, Jurij ; Bobnar, Vid ; Novak, Nikola (2023)
Synergetic boost of functional properties near critical end points in antiferroelectric systems.
In: Physical Review Materials, 7
doi: 10.1103/PhysRevMaterials.7.114407
Artikel, Bibliographie

Zhang, Mao-Hua ; Zhao, Changhao ; Fulanovic, Lovro ; Rödel, Jürgen ; Novak, Nikola ; Schökel, Alexander ; Koruza, Jurij (2021)
Revealing the mechanism of electric-field-induced phase transition in antiferroelectric NaNbO3 by in situ high-energy x-ray diffraction.
In: Applied Physics Letters, 118 (13)
doi: 10.1063/5.0043050
Artikel, Bibliographie

Novak, Nikola ; Weyland, Florian ; Rossetti, George A. jr. (2021)
Electrocaloric properties and caloric figure of merit in the ferroelectric solid solution BaZrO3–BaTiO3 (BZT).
In: Journal of the European Ceramic Society, 41 (2)
doi: 10.1016/j.jeurceramsoc.2020.10.017
Artikel, Bibliographie

Cheng, Xiangyang ; Weyland, Florian ; Novak, Nikola ; Li, Yingwei (2019)
Indirect Electrocaloric Evaluation: Influence of Polarization Hysteresis Measurement Frequency.
In: physica status solidi (a), 2019 (1900684)
doi: 10.1002/pssa.201900684
Artikel, Bibliographie

Du, Hongliang ; Chang, Yunfei ; Li, Chunwang ; Hu, Qingyuan ; Pang, Jing ; Sun, Yuan ; Weyland, Florian ; Novak, Nikola ; Jin, Li (2019)
Ultrahigh room temperature electrocaloric response in lead-free bulk ceramics via tape casting.
In: Journal of Materials Chemistry C, 7 (23)
doi: 10.1039/c9tc01407a
Artikel, Bibliographie

Yu, Ying ; Gao, Feng ; Weyland, Florian ; Du, Hongliang ; Jin, Li ; Hou, Lei ; Yang, Zetian ; Novak, Nikola ; Qu, Shaobo (2019)
Significantly enhanced room temperature electrocaloric response with superior thermal stability in sodium niobate-based bulk ceramics.
In: Journal of Materials Chemistry A, 7 (19)
doi: 10.1039/c9ta00713j
Artikel, Bibliographie

Weyland, Florian ; Hayati, Raziye ; Novak, Nikola (2019)
Tuning of electrocaloric performance in (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3 by induced relaxor-like behavior.
In: Ceramics international, 2019 (45)
doi: 10.1016/j.ceramint.2019.03.006
Artikel, Bibliographie

Keil, Peter ; Gehringer, Maximilian ; Frömling, Till ; Novak, Nikola ; Rödel, Jürgen (2019)
ZnO‐based single crystal‐polycrystal structures for piezotronicapplications.
In: Journal of the American Ceramic Society, 2019 (102)
doi: 10.1111/jace.16120
Artikel, Bibliographie

Novak, Nikola ; Keil, Peter ; Frömling, Till ; Schader, Florian H. ; Martin, Alexander ; Webber, Kyle G. ; Rödel, Jürgen (2019)
Influence of metal/semiconductor interface on attainable piezoelectric and energy harvesting properties of ZnO.
In: Acta Materialia, 162 (2019)
doi: 10.1016/j.actamat.2018.10.008
Artikel, Bibliographie

Pu, Yongping ; Lei, Zhang ; Keil, Peter ; Novak, Nikola ; Frömling, Till (2018)
Impact of mechanical stress on barium titanate-based positive temperature coefficient resistive material.
In: Journal of Materials Science, 2018 (53)
doi: 10.1007/s10853-018-2802-6
Artikel, Bibliographie

Weyland, Florian ; Perez-Moyet, Richard ; Rossetti, George A. jr. ; Novak, Nikola (2018)
Material Measures of Electrocaloric Cooling Power in Perovskite Ferroelectrics.
In: Energy Technology, 2018 (6)
doi: 10.1002/ente.v6.8
Artikel, Bibliographie

Weyland, Florian ; Zhang, Haibo ; Novak, Nikola (2018)
Enhancement of Energy Storage Performance by Criticality in Lead-Free Relaxor Ferroelectrics.
In: Physica Status Solidi Rapid Research Letter, 12 (7)
doi: 10.1002/pssr.201800165
Artikel, Bibliographie

Weyland, Florian ; Bradesko, Andraz ; Ma, Yang-Bin ; Koruza, Jurij ; Xu, Bai-Xiang ; Albe, Karsten ; Rojac, Tadej ; Novak, Nikola (2018)
Impact of polarization dynamics and charged defects on electrocaloric response of ferroelectric Pb(Zr,Ti)O3 ceramics.
In: Energy Technology, 6 (8)
doi: 10.1002/ente.201800140
Artikel, Bibliographie

Pramanick, A. ; Dmowski, W. ; Egami, T. ; Budisuharto, A. Setadi ; Weyland, Florian ; Novak, Nikola ; Christanson, A. D. ; Borreguero, J. M. ; Abernathy, D. L. ; Jørgensen, M. R. V. (2018)
Stabilization of Polar Nanoregions in Pb-free Ferroelectrics.
In: Physical Review Letters, 120 (207603)
doi: 10.1103/PhysRevLett.120.207603
Artikel, Bibliographie

Patel, Satyanarayan ; Chauhan, Aditya ; Rojas, Virginia ; Novak, Nikola ; Weyland, Florian ; Rödel, Jürgen ; Vaish, Rahul (2018)
Thermomechanical Energy Conversion Potential of Lead-Free 0.50Ba(Zr0.2Ti0.8 )O3–0.50(Ba0.7Ca0.3)TiO3 Bulk Ceramics.
In: Energy Technology, 2018 (6)
doi: 10.1002/ente.201700416
Artikel, Bibliographie

Patel, Satyanarayan ; Weyland, Florian ; Tan, Xiaoli ; Novak, Nikola (2018)
Tunable Pyroelectricity around the Ferroelectric/ Antiferroelectric Transition.
In: Energy Technology, 2018 (6)
doi: 10.1002/ente.201700411
Artikel, Bibliographie

Weyland, Florian ; Acosta, Matias ; Vögler, Malte ; Ehara, Yoshitaka ; Rödel, Jürgen ; Novak, Nikola (2018)
Electric field–temperature phase diagram of sodium bismuth titanate-based relaxor ferroelectrics.
In: Journal of Materials Science, 53
doi: 10.1007/s10853-018-2232-5
Artikel, Bibliographie

Novak, Nikola ; Weyland, Florian ; Patel, Satyanarayan ; Guo, Hanzheng ; Tan, Xiaoli ; Rödel, Jürgen ; Koruza, Jurij (2018)
Interplay of conventional with inverse electrocaloric response in (Pb,Nb)(Zr,Sn,Ti)O3 antiferroelectric materials.
In: Physical Review B, 97 (094113)
doi: 10.1103/PhysRevB.97.094113
Artikel, Bibliographie

Keil, Peter ; Trapp, Maximilian ; Novak, Nikola ; Frömling, Till ; Kleebe, Hans-Joachim ; Rödel, Jürgen (2018)
Piezotronic Tuning of Potential Barriers in ZnO Bicrystals.
In: Advanced Materials, 30 (10)
doi: 10.1002/adma.201705573
Artikel, Bibliographie

Weyland, Florian ; Eisele, Thorsten ; Steiner, Sebastian ; Frömling, Till ; Rossetti, George A. jr. ; Rödel, Jürgen ; Novak, Nikola (2018)
Long term stability of electrocaloric response in barium zirconate titanate.
In: Journal of the European Ceramic Society, 38
doi: 10.1016/j.jeurceramsoc.2017.09.018
Artikel, Bibliographie

Acosta, Matias ; Novak, Nikola ; Rojas, Virginia ; Patel, Satyanarayan ; Vaish, Rahul ; Koruza, Jurij ; Rossetti, George A. jr. ; Rödel, Jürgen (2017)
BaTiO3-based piezoelectrics: Fundamentals, current status, and perspectives.
In: APPLIED PHYSICS REVIEWS, 4 (041305)
doi: 10.1063/1.4990046
Artikel, Bibliographie

Chauhan, Aditya ; Patel, Satyanarayan ; Wang, Shuai ; Novak, Nikola ; Xu, Bai-Xiang ; Lv, Peng ; Vaish, Rahul ; Lynch, Christopher S. (2017)
Enhanced performance of ferroelectric materials under hydrostatic pressure.
In: Journal of Applied Physics, 122 (22)
doi: 10.1063/1.5003775
Artikel, Bibliographie

Denkhaus, Sarah Marie ; Vögler, Malte ; Novak, Nikola ; Rödel, Jürgen (2017)
Short crack fracture toughness in (1-x)(Na1/2Bi1/2) TiO3–xBaTiO3 relaxor ferroelectrics.
In: Journal of the American Ceramic Society, 100 (10)
doi: 10.1111/jace.15008
Artikel, Bibliographie

Fulanovic, Lovro ; Koruza, Jurij ; Novak, Nikola ; Weyland, Florian ; Malič, Barbara ; Bobnar, Vid (2017)
Fatigue-less electrocaloric effect in relaxor Pb(Mg1/3Nb2/3)O3 multilayer elements.
In: Journal of the European Ceramic Society, 37
doi: https://doi.org/10.1016
Artikel, Bibliographie

Hagiwara, M. ; Ehara, Yoshitaka ; Novak, Nikola ; Khansur, Neamul H. ; Ayrikyan, Azatuhi ; Webber, Kyle G. ; Fujihara, Shinobu (2017)
Relaxor-ferroelectric crossover in (Bi1/2K1/2)TiO3: Origin of the spontaneous phase transition and the effect of an applied external field.
In: Physical Review B, 96 (014103)
doi: 10.1103/PhysRevB.96.014103
Artikel, Bibliographie

Molin, Christian ; Peräntie, Jani ; Weyland, Florian ; Sanlialp, Mehmet ; Stingelin, Natalie ; Novak, Nikola ; Lupascu, Doru C. ; Gebhardt, Sylvia (2017)
Comparison of direct electrocaloric characterization methods exemplified by 0.92 Pb(Mg1/3Nb2/3)O3-0.08 PbTiO3 multilayer ceramics.
In: Journal of the American Ceramic Society, 100 (7)
doi: 10.1111/jace.14805
Artikel, Bibliographie

Keil, Peter ; Frömling, Till ; Klein, Andreas ; Rödel, Jürgen ; Novak, Nikola (2017)
Piezotronic effect at Schottky barrier of a metal-ZnO single crystal interface.
In: Journal of Applied Physics, 121
doi: 10.1063/1.4981243
Artikel, Bibliographie

Keil, Peter ; Baraki, Raschid ; Novak, Nikola ; Rödel, Jürgen ; Frömling, Till (2017)
Gauge factors for piezotronic stress sensor in polycrystalline ZnO.
In: Journal of Physics D: Applied Physics, 50 (17)
doi: 10.1088/1361-6463/aa65f6
Artikel, Bibliographie

Vögler, Malte ; Novak, Nikola ; Schader, Florian H. ; Rödel, Jürgen (2017)
Temperature-dependent volume fraction of polar nanoregions in lead-free (1 − x)(Bi0.5Na0.5)TiO3-xBaTiO3 ceramics.
In: Physical Review B, 95
doi: 10.1103/PhysRevB.95.024104
Artikel, Bibliographie

Ma, Yang-Bin ; Novak, Nikola ; Albe, Karsten ; Xu, Bai-Xiang (2016)
Optimized electrocaloric effect by field reversal: Analytical model.
In: Applied Physics Letters, 109 (202906)
doi: 10.1063/1.4968006
Artikel, Bibliographie

Ehara, Yoshitaka ; Novak, Nikola ; Ayrikyan, Azatuhi ; Geiger, Philipp T. ; Webber, Kyle G. (2016)
Phase transformation induced by electric field and mechanical stress in Mn-doped (Bi1/2Na1/2)TiO3-(Bi1/2K1/2)TiO3 ceramics.
In: Journal of Applied Physics, 120 (174103)
doi: 10.1063/1.4966614
Artikel, Bibliographie

Weyland, Florian ; Acosta, Matias ; Koruza, Jurij ; Breckner, Patrick ; Rödel, Jürgen ; Novak, Nikola (2016)
Criticality : concept to enhance the piezoelectri and electrocaloric properties of ferroelectrics.
In: Advanced Functional Materials, 26 (40)
doi: 10.1002/adfm.201602368
Artikel, Bibliographie

Ma, Yang-Bin ; Novak, Nikola ; Koruza, Jurij ; Yang, Tongqing ; Albe, Karsten ; Xu, Bai-Xiang (2016)
Enhanced electrocaloric cooling in ferroelectric single crystals by electric field reversal.
In: Physical Review B, 94 (10)
doi: 10.1103/PhysRevB.94.100104
Artikel, Bibliographie

Hayati, Raziye ; Bahrevar, Mohammed Ali ; Edadzadeh, Touradj ; Rojas, Virginia ; Novak, Nikola ; Koruza, Jurij (2016)
Effects of Bi2O3 additive on sintering process and dielectric, ferroelectric, and piezoelectric properties of (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3 lead-free piezoceramics.
In: Journal of the European Ceramic Society, 36 (14)
doi: 10.1016/j.jeurceramsoc.2016.05.033
Artikel, Bibliographie

Ehara, Yoshitaka ; Novak, Nikola ; Shintaro, Yasui ; Itoh, Mitsuru ; Webber, Kyle G. (2015)
Electric-field-temperature phase diagram of Mn-doped Bi0.5(Na0.9K0.1)0.5TiO3 ceramics.
In: Applied Physics Letters, 107
doi: 10.1063/1.4938759
Artikel, Bibliographie

Hoeher, Robin ; Raidt, Thomas ; Novak, Nikola ; Katzenberg, Frank ; Tiller, Joerg C. (2015)
Shape-Memory PVDF Exhibiting Switchable Piezoelectricity.
In: Macromolecular Rapid Communications, 36 (23)
doi: 10.1002/marc.201500410
Artikel, Bibliographie

Acosta, Matias ; Novak, Nikola ; Rossetti, George A. jr. ; Rödel, Jürgen (2015)
Mechanisms of electromechanical response in (1 − x)Ba(Zr0.2Ti0.8)O3- x(Ba0.7Ca0.3)TiO3 ceramics.
In: Applied Physics Letters, 107 (14)
doi: 10.1063/1.4932654
Artikel, Bibliographie

Baraki, Raschid ; Novak, Nikola ; Hofstätter, Michael ; Supancic, Peter ; Rödel, Jürgen ; Frömling, Till (2015)
Varistor piezotronics: Mechanically tuned conductivity in varistors.
In: Journal of Applied Physics, 118 (8)
doi: 10.1063/1.4929360
Artikel, Bibliographie

Acosta, Matias ; Khakpash, Nasser ; Someya, Takumi ; Novak, Nikola ; Jo, Wook ; Nagata, Hajime ; Rossetti, George A. ; Rödel, Jürgen (2015)
Origin of the large piezoelectric activity in (1 − x)Ba(Zr0.2Ti0.8)O3-x(Ba0.7Ca0.3)TiO3 ceramics.
In: Physical Review B, 91 (10)
doi: 10.1103/PhysRevB.91.104108
Artikel, Bibliographie

Acosta, Matias ; Novak, Nikola ; Jo, Wook ; Rödel, Jürgen (2014)
Relationship between electromechanical properties and phase diagram in the Ba(Zr0.2Ti0.8)O3–x(Ba0.7Ca0.3)TiO3 lead-free piezoceramic.
In: Acta Materialia, 80
doi: 10.1016/j.actamat.2014.07.058
Artikel, Bibliographie

Baraki, Raschid ; Novak, Nikola ; Frömling, Till ; Granzow, Torsten ; Rödel, Jürgen (2014)
Bulk ZnO as piezotronic pressure sensor.
In: Applied Physics Letters, 105 (11)
doi: 10.1063/1.4895941
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