Composition, microstructure and electrical properties of K0. 5Na0. 5NbO3 ceramics fabricated by cold sintering assisted sintering

J Ma, H Li, H Wang, C Lin, X Wu, T Lin, X Zheng… - Journal of the European …, 2019 - Elsevier
In this paper, cold sintering was served as a forming method to assist the conventional
sintering, which is so-called cold sintering assisted sintering (CSAS) method. Lead-free K …

High-efficiency synthesis of high-performance K0. 5Na0. 5NbO3 ceramics

B Chen, P Liang, D Wu, X Zhao, X Qiao, Z Peng… - Powder Technology, 2019 - Elsevier
Abstract Pure (K 0.5 Na 0.5) NbO 3 (KNN) ceramics with high density, fine and uniform-size
grains were prepared by mechanochemical activation-assisted process. The time of …

Harnessing low frequency-based energy using a K 0.5 Na 0.5 NbO 3 (KNN) pigmented piezoelectric paint system

Y Purusothaman, NR Alluri… - Journal of Materials …, 2017 - pubs.rsc.org
A new approach for harnessing low-frequency energy using a piezoelectric paint system
was developed using potassium sodium niobate (K0. 5Na0. 5NbO3,'KNN') as a pigment in …

Visualizing sintering process and electrical properties of SnO2 doped K0. 48Na0. 52NbO3 piezoelectric ceramics

Y Tian, M Ma, S Li, X Ma, H Wu, X Ji, J Wang… - Ceramics International, 2023 - Elsevier
In this study, the conventional solid-state sintering of lead-free (1− x) K 0.48 Na 0.52 NbO 3-
xSnO 2 piezoelectric green bodies was analysed using thermal imaging and …

Investigation of annealing effects on structural, morphological, optical, chemical, and luminescent properties of (K, Na) NbO3 thin films

R Shyam, D Negi, K Shekhawat, M Kumar… - Physica B: Condensed …, 2023 - Elsevier
Abstract Here,(K, Na) NbO 3 (KNN) films were synthesized using RF sputtering under Ar: O 2
(3: 1) environment, and eventually annealed by rapid thermal annealing (RTA), and …

Improvement in synthesis of (K0.5Na0.5)NbO3 powders by Ge4+ acceptor doping

Y Zhao, Y Chen, K Chen - Frontiers of Materials Science, 2016 - Springer
In this paper, the effects of doping with GeO 2 on the synthesis temperature, phase structure
and morphology of (K 0.5 Na 0.5) NbO 3 (KNN) ceramic powders were studied using XRD …

Effect of chemical inhomogeneity on domains and ferroelectric properties of Fe‐modified 0.77Bi0.5Na0.5TiO3–0.23SrTiO3

JH Cho, SJ Jeong, SW Kim, CJ Jeon… - Journal of the …, 2018 - Wiley Online Library
Abstract Lead‐free 0.77 (Bi0. 5Na0. 5) TiO3–0.23 Sr (Ti1− xFex) O3 (x= 0, 0.04)(BNT–23
STF x) was prepared using a conventional solid‐state reaction route. The effects of Fe …

Eliminating the negative effect of monoclinic Nb2O5 on electrical properties of (K0.5Na0.5)NbO3 ceramics by two‐step sintering

Y Jiao, K Chen, L An - International Journal of Applied Ceramic …, 2017 - Wiley Online Library
This study investigates the electrical properties of (K0. 5Na0. 5) NbO3 (KNN) lead‐free
piezoelectric ceramics prepared by using monoclinic Nb2O5 as the starting material. The …

[PDF][PDF] Harnessing low frequency-based energy using K0. 5Na0. 5NbO3 (KNN) pigmented piezoelectric paint system

SJ Kim - researchgate.net
A new approach for harnessing low-frequency energy using a piezoelectric paint system
was prepared by potassium sodium niobate (K0. 5Na0. 5NbO3,'KNN') as a pigment in an …