Acta Physica Sinica, Volume. 69, Issue 12, 127705-1(2020)
Fig. 2. SEM images of the thermally etched surface: (a) KN, (b) KN-Mn, (c) KNN, (d) KNN-Mn ceramics.
Fig. 3. Domain images of unpoled KN, KN-Mn, KNN, KNN-Mn ceramics tested in (a)−(d) vertical piezoresponse force microscopy (VPFM) and (e)−(h) lateral piezoresponse force microscopy (LPFM).
Fig. 4. X-band ESR spectra: (a) KN-Mn ceramics; (b) KNN-Mn ceramics.
Fig. 5. (a) Raman spectra of KN, KN-Mn, KNN, KNN-Mn ceramics; (b) schematic illustration of three internal vibrational modes of NbO6 octahedra. V1 and V2 are stretching modes, and V5 is bending mode.
Fig. 6. Temperature dependence of dielectric permittivity and dielectric loss of unpoled for ceramics: (a) KN, KN-Mn ceramics; (b) KNN, KNN-Mn ceramics.
Fig. 7. Polarization hysteresis loops of (a) KN, (b) KN-Mn, (e) KNN, (f) KNN-Mn ceramics; bipolar piezoelectric strain curves of (c) KN, (d) KN-Mn, (g) KNN, (h) KNN-Mn ceramics.
Relative density, piezoelectric and dielectric properties of KN, KN-Mn, KNN, and KNN-Mn ceramics.
KN, KN-Mn, KNN和KNN-Mn陶瓷的相对密度、压电性能和介电性能
Relative density, piezoelectric and dielectric properties of KN, KN-Mn, KNN, and KNN-Mn ceramics.
KN, KN-Mn, KNN和KNN-Mn陶瓷的相对密度、压电性能和介电性能
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Ze Xu, Lu-Yao Lou, Chun-Lin Zhao, Hao-Cheng Tang, Yi-Xuan Liu, Zhao Li, Xiao-Mei Qi, Bo-Ping Zhang, Jing-Feng Li, Wen Gong, Ke Wang.
Received: Feb. 24, 2020
Accepted: --
Published Online: Dec. 8, 2020
The Author Email: Wen Gong (gongwen@tsinghua-zj.edu.cn), Ke Wang (wang-ke@tsinghua.edu.cn)