Local Atomic Configuration in Pristine and A-Site Doped Silver Niobate Perovskite Antiferroelectrics [PDF]
Research, 2022 Antiferroelectrics have attracted increasing research interests in recent years due to both their great potential in energy storage applications and intriguing structural characteristics.
Jing Gao +4 more
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Tailoring high-energy storage NaNbO3-based materials from antiferroelectric to relaxor states [PDF]
Nature Communications, 2023 Antiferroelectrics are important in emerging energy-storage technologies. Here, the authors present an approach to adjust their local structure and defect chemistry, in order to overcome the current limitations and make them suitable for environmentally ...
Mao-Hua Zhang +11 more
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Extraction of Preisach model parameters for fluorite-structure ferroelectrics and antiferroelectrics [PDF]
Scientific Reports, 2021 Flourite-structure ferroelectrics (FEs) and antiferroelectrics (AFEs) such as HfO2 and its variants have gained copious attention from the semiconductor community, because they enable complementary metal-oxide-semiconductor (CMOS)-compatible platforms ...
Zheng Wang +5 more
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Emerging Molecular Antiferroelectrics: Advances and Prospects [PDF]
Advanced ScienceAntiferroelectrics (AFEs) with typical reversible electrically antipolar‐polar phase transformation have attracted tremendous attention for assembling electronic devices.
Xiaoqi Li +6 more
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Machine‐Learning‐Guided Design of Incommensurate Antiferroelectrics via Field‐Driven Phase Engineering [PDF]
Advanced ScienceAntiferroelectrics, defined by antiparallel polarization configurations, have emerged as promising dielectric materials for high‐performance energy storage applications.
Ke Xu +9 more
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Phase Engineering in NaNbO3 Antiferroelectrics for High Energy Storage Density
Journal of Materiomics, 2022 The NaNbO3 antiferroelectrics have been considered as a potential candidate for dielectric capacitors applications. However, the high-electric-field-unstable antiferroelectric phase resulted in low energy storage density and efficiency.
Nengneng Luo +2 more
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Design of polymorphic heterogeneous shell in relaxor antiferroelectrics for ultrahigh capacitive energy storage [PDF]
Nature CommunicationsRelaxor antiferroelectrics are considered promising candidate materials for achieving excellent energy storage capabilities. However, the trade-off between high recoverable energy density and high efficiency remains a major challenge in relaxor ...
Huifen Yu +10 more
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Record high-T c and large practical utilization level of electric polarization in metal-free molecular antiferroelectric solid solutions [PDF]
Nature Communications, 2022 Molecular ferroic materials receive considerable interest in view of field-induced switchable polar/magnetic orders. Here, the authors exploit metal-free antiferroelectrics in molecular solid solutions to assemble high-performance ferroic materials.
Haojie Xu +9 more
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Ultrahigh energy storage density and efficiency in AgNbO3-based ceramics by percolating interaction between antipolar regions and defect pairs [PDF]
Nature CommunicationsA critical challenge for the application of lead-free antiferroelectrics in energy storage systems is their poor thermal stability and low efficiency when the superior energy storage density is attained, primarily due to the inherent first-order nature ...
Liqiang He +14 more
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Well-defined double hysteresis loop in NaNbO3 antiferroelectrics [PDF]
Nature Communications, 2023 Here, the authors design NaNbO3 based ceramics with the aim of enabling a field-induced reversible phase transformation between the antiferroelectric and ferroelectric phases, which manifests itself in a well-defined double hysteresis loop in the P-E ...
Nengneng Luo +13 more
doaj +2 more sources