biostudies-literatureQi HNational Key R&D Program of ChinaChina Postdoctoral Science FoundationNational Natural Science Foundation of ChinaFundamental Research Funds for the Central Universities, ChinaNational Natural Science Foundation of China (National Science Foundation of China)2414https://www.ebi.ac.uk/biostudies/studies/S-EPMC10140180biostudies-literatureUnknown14(1)Enhanced electromechanical response can commonly be found during the crossover from normal to relaxor ferroelectric state, making relaxors to be potential candidates for actuators. In this work, (Pb<sub>0.917</sub>La<sub>0.083</sub>)(Zr<sub>0.65</sub>Ti<sub>0.35</sub>)<sub>0.97925</sub>O<sub>3</sub> ceramic was taken as a case study, which shows a critical nonergodic state with both double-like P-E loop and irreversible relaxor-normal ferroelectric phase after poling at room temperature. The low-hysteresis linear-like S-P<sup>2</sup> loop, in-situ synchrotron X-ray diffraction and transmission electron microscope results suggest that the nonpolar relaxor state acts as a bridge during polarization reorientation process, accompanying which lattice strain contributes to 61.8% of the total strNature communicationsGiant dynamic electromechanical response via field driven pseudo-ergodicity in nonergodic relaxors.PMC101401802020M68034522235002218251022021T14004822105017Liu HDeng SHu TChen JQi HFu ZfalseGiant dynamic electromechanical response via field driven pseudo-ergodicity in nonergodic relaxors.Enhanced electromechanical response can commonly be found during the crossover from normal to relaxor ferroelectric state, making relaxors to be potential candidates for actuators. In this work, (Pb<sub>0.917</sub>La<sub>0.083</sub>)(Zr<sub>0.65</sub>Ti<sub>0.35</sub>)<sub>0.97925</sub>O<sub>3</sub> ceramic was taken as a case study, which shows a critical nonergodic state with both double-like P-E loop and irreversible relaxor-normal ferroelectric phase after poling at room temperature. The low-hysteresis linear-like S-P<sup>2</sup> loop, in-situ synchrotron X-ray diffraction and transmission electron microscope results suggest that the nonpolar relaxor state acts as a bridge during polarization reorientation process, accompanying which lattice strain contributes to 61.8% of the total str2023-01-01T00:00:00Z2023 Apr2026-04-30T03:23:14.559Z2024-11-13T03:03:47.924ZS-EPMC101401803710599510.1038/s41467-023-38006-6