DOI: 10.1039/d6ta06547c ISSN: 2050-7488

High-entropy engineered KNN-based ceramics with enhanced energy-storage performance

Lin Zhang, Jiayi Yin, Xi Zhu, Wenhua Li, Xingui Tang, Zhifei Jian, Yongqing Zhao, Kaijie Chen, Yanping Jiang, Xiaobin Guo, Kai Yan

High-entropy engineering induces local lattice distortion and structural disorder, regulates defect chemistry, and suppresses carrier transport in KNN ceramics, enabling W rec = 6.6 J cm −3 and η = 80.1% at 440 kV cm −1 .

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