Recent Representative Works：

1.  X.-K. Wei*, N. Domingo, Y. Sun, N. Balke, R.E. Dunin-Borkowski, J. Mayer,“Progress on emerging ferroelectric materials for energy harvesting, storage and conversion” Adv. Energy Mater. 12, 2201199 (2022).

2.  X.-K. Wei*^#, S. Prokhorenko^#, B.-X. Wang, Z. Liu, Y.-J. Xie, Y. Nahas, C.-L. Jia, R.E. Dunin-Borkowski, J. Mayer, L. Bellaiche*, Z.-G. Ye*, “Ferroelectric phase-transition frustration near a tricritical composition point” Nat. Commun. 12, 5322 (2021).

3.  X.-K. Wei*, C. L. Jia, K. Roleder, R. E. Dunin-Borkowski, J. Mayer, “In-situ observation of point-defect-induced unit-cell-wise energy-storage pathway in PbZrO₃” Adv. Funct. Mater. 31, 2008609 (2021).

4.  X.-K. Wei*, G. Bihlmayer, X. Zhou, W. Feng, Y. V. Kolen'ko, D. Xiong, L. Liu, S. Blugel, R. E. Dunin-Borkowski, “Discovery of real-space topological ferroelectricity in metallic transition-metal phosphides” Adv. Mater. 32, 2003479 (2020).

5.  X.-K. Wei*, D. Xiong, L. Liu, R. E. Dunin-Borkowski, “Self-epitaxial hetero-nanolayers and surface atom reconstruction in electrocatalytic nickel phosphides” ACS Appl. Mater. Interfaces 12, 21616 (2020).

6.  X.-K. Wei*, C. L. Jia, H. C. Du, K. Roleder, J. Mayer, R. E. Dunin-Borkowski, “An unconventional transient phase with cycloidal order of polarization in energy‐storage antiferroelectric PbZrO₃” Adv. Mater. 32, 1907208 (2020).

7.  T. Lan, C.-L. Tsai, F. Tietz, X.-K. Wei*, M. Heggen, R.E. Dunin-Borkowski, R. Wang, Y. Xiao*, Q. Ma*, O. Guillon, “Room-temperature all-solid-state sodium batteries with robust ceramic interface between rigid electrolyte and electrode materials” Nano Energy 65, 104040 (2019). 

8.  X.-K. Wei*, Y. Yang, L. J. McGilly, L. Feigl, R.E. Dunin-Borkowski, C.-L. Jia, L. Bellaiche*, N. Setter, “Flexible polarization rotation at ferroelectric-metal interface as seeds for domain nucleation” Phys. Rev. B 98, 020102(R) (2018). 

9.  X.-K. Wei*, T. Sluka, B. Fraygola, L. Feigl, H. Du, L. Jin, C.L. Jia, N. Setter, “Controlled charging of ferroelastic domain walls in oxide ferroelectrics” ACS Appl. Mater. Interfaces 9, 6539 (2017). 

10. X.-K. Wei*, C.-L. Jia, T. Sluka, B.-X. Wang, Z.-G. Ye, N. Setter, “Néel-like domain walls in ferroelectric Pb(Zr,Ti)O₃ single crystals” Nat. Commun. 7, 12385 (2016). 

11. J. Wang*, B.W. Eerd, T. Sluka, C. Sandu, M. Cantoni, X.-K. Wei, A. Kvasov, L.J. McGilly, P. Gemeiner, B. Dkhil, A. Tagantsev, J.Trodahl, N. Setter*, “Negative-pressure induced enhancements in a nanoporous freestanding ferroelectric” Nat. Mater. 14, 985 (2015). 

12. X.-K. Wei, A. K. Tagantsev, A. Kvasov, K. Roleder, C.-L. Jia, N. Setter*, “Ferroelectric translational antiphase boundaries in non-polar materials” Nat. Commun. 5, 3031 (2014).