Results 11 to 20 of about 15,698 (144)

LEAD-FREE BNT PIEZOELECTRIC THIN FILMS BY SOL-GEL METHOD

Materials and Devices, 2016
The objective of this work is to synthesize lead-free piezoelectric thin films by the Sol-Gel method: bismuth sodium titanate (Bi0.5Na0.5TiO3 or BNT). BNT films were annealed with the rapid thermal process (RTP).
S. Abou Dargham, F. Ponchel, M. Soueidan, A. Khoury, J. Assaad, D. Remiens, D. Zaouk   +6 more
doaj   +10 more sources

Analysis of the Phase Transitions in BNT-BT Lead-Free Ceramics Around Morphotropic Phase Boundary by Mechanical and Dielectric Spectroscopies [PDF]

Archives of Metallurgy and Materials, 2016
In this work, the syntheses and characterization by mechanical and dielectric spectroscopies of (1-x) Bi0.5Na0.5TiO3-xBaTiO3 (BNT-100xBT), with x = 0.05, 0.06 and 0.07, lead-free piezoelectric ceramics is reported.
Silva P.S., Diaz J.C.C.A., Florêncio O., Venet M., M’Peko J.C.   +4 more
doaj   +3 more sources

Comparative analysis of bulk ceramics and thick film coatings for optimized energy storage technologies [PDF]

Scientific Reports
The present investigation provides an easy and affordable strategy for fabrication of functional ceramics Bi0.5Na0.5TiO3-SrFe12O19 (BNT-SrF5) thick films on a flexible, inexpensive and electrically integrated substrate using electrophoretic deposition ...
Imran Hussain Khan, Muhammad Salman Habib, Adnan Maqbool, Muhammad Asif Rafiq, Amjad Ali, Khushnuda Nur, Aqil Inam, Nasimullah, Vojtech Blazek, Stanislav Misak   +9 more
doaj   +2 more sources

Self‐Powered Clamp‐On Pyroelectric Tactile Sensor for Intelligent Recognition of Film Materials

SusMat
Tactile sensors are a potential solution for material identification. However, current potential tactile sensors for material identification are pressed, expensive, and applications‐confined. Here we report a clamped‐on pyroelectric tactile sensor on the
Shengjie Yin, Hongyu Li, Yun Ji, Yuke Li, Chris R. Bowen, Ya Yang   +5 more
doaj   +2 more sources

Sinterability, Microstructural Evolution, and Dielectric Performance of Bismuth Sodium Titanate (Bi0.5Na0.5TiO3) Lead-Free Ferroelectric Ceramics [PDF]

Archives of Metallurgy and Materials
In this study, lead-free bismuth sodium titanate (BNT; Bi0.5Na0.5TiO3) powder was synthesized using wet precipitation. The sintering behavior and dielectric properties of the BNT ceramics were investigated in terms of the sintering temperature.
Islam Takiul, Sanghaw Lee, Haejin Hwang
doaj   +5 more sources

Improved photocatalytic degradation of Rhodamine B dye using Bi0.5Na0.5TiO3 ferroelectric nanoparticles: Optimization of pH and poling

Chemistry of Inorganic Materials
We report the optimization of the photocatalytic parameters (pH and corona-poling) for Rhodamine B (RhB) dye degradation over Bi0.5Na0.5TiO3 (BNT) nanoparticles under UV–vis light.
Vaishali Gupta, Satyendra Singh
doaj   +2 more sources

High-Entropy Ferroelectric-Ferroelastic Hybrid for Ultrahigh and Temperature-Insensitive Dielectric Energy Storage. [PDF]

Adv Sci (Weinh)
A high‐entropy ferroelectric‐ferroelastic hybrid perovskite material is successfully developed, in which a unique hybrid architecture, ferroelastic microdomainsembedded with randomly dispersed polar nanoregions, endows the ceramic with polar heterogeneity as well as lowered polarization hysteresis, delayed saturation polarization and enhanced breakdown
Zhou X, Qi H, Su Y, Huang Z, Zhang Y, Luo H, Zhang D.   +6 more
europepmc   +2 more sources

Insight into the Structure Evolution and Performance Optimization of Bi_0.5Na_0.5TiO₃-Based Ceramics for Energy Storage Application. [PDF]

Materials (Basel)
The excellent temperature stability and high saturation polarization of Bi0.5Na0.5TiO3 (BNT) make it a promising candidate for energy storage capacitors. However, its disadvantages, such as low breakdown strength, high remnant polarization, and a complex
Wang Q, Zhang L, Li R, Yang H, Wang C, Xiong Z, Liu C.   +6 more
europepmc   +2 more sources

Electrical properties and degradation behaviour of BNT-BT-LN ceramics [PDF]

Processing and Application of Ceramics, 2023
In this paper, phase composition, microstructure, dielectric, ferroelectric and failure behaviour of lead-free (1-x)(Bi0.5Na0.5TiO3-BaTiO3)-xLiNbO3 (BNT-BT-LN, x = 0.01, 0.03, 0.05, 0.07 and 0.10) ceramics were investigated.
Xu Qi, Yan Xuerui, Zhu Zhiqiang, Liu Hanxing   +3 more
doaj   +1 more source

Temperature-dependent energy storage characterization of Pb-free relaxor ferroelectrics [PDF]

Journal of Advanced Dielectrics, 2020
The energy storage properties of (1−x)Bi0.5Na0.5TiO3–xBaTiO3(0≤x≤0.08) (BNT–BT) ceramics obtained via sol–gel method are determined from the polarization versus electric field (P–E) loops at various temperatures. The energy storage densities are observed
Sarir Uddin, Guang-Ping Zheng, Asif Khan, Muhammad Riaz Khan, Banaras Khan   +4 more
doaj   +1 more source