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Effect of KNN substitution on the structural, electrical, and piezo characteristics of lead-free 0.94NBT–0.06SrTiO3 ceramics
The conventional solid-state reaction approach was employed to develop 0.94NBT–0.06SrTiO 3 and 0.94NBT–0.06SrTiO 3 –KNN lead free electro ceramics. Both...
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Influence of calcination and sintering temperature on the microstructure, dielectric, ferroelectric and piezoelectric properties of the lead-free KNN ceramics
In this study, the aim is to determine optimized calcination and sintering temperatures for the synthesis of lead-free K 0.5 Na 0.5 NbO 3 (KNN) ceramics...
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Advanced Lead-Free Piezoelectric Materials: Ceramics, Polymers, and Composites
Piezoelectric materials have the intrinsic capability of transducing mechanical stimuli into electrical signals (voltage, current), and they can be...
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BiFeO3 and BiMnO3 co-dopant in morphotropic boundary of BNT-BT ceramics: study on phase structure and ferro/piezo-electric properties
A series BiFeO 3 and BiMnO 3 co-doped lead-free 0.94Bi 0.5 Na 0.5 TiO 3 -0.06BaTiO 3 (BNBT-xBF-yBM, x = 8, 12; y = 8, 10, 12) ceramics were fabricated by...
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Influence of A-site isovalent do** on structural and electrical properties of Bi-based lead-free piezoelectric ceramics
To understand the effects of A-site isovalent do** on the electrical properties of Bi-based lead-free piezoelectric ceramics, Bi 0.47- x La x Na 0.47 Ba 0.06...
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Effects of Bi(Zn0.5Ti0.5)O3 introduction on the structures and electrical properties of BiFeO3–BaTiO3 lead-free piezoelectric ceramics
The binary perovskite-type compound (1 − x )BiFeO 3 – x BaTiO 3 (BF-BT) is considered as a promising high-temperature lead-free piezoelectric material due...
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Dielectric and Ferroelectric Performances of Y, Mn Co-doped Barium Calcium Zirconate Titanate Based Lead-Free Piezoceramics
The (1-x)Ba 0.85 Ca 0.15 Zr 0.1 Ti 0.9 O 3 -xYMnO 3 ((1-x)BCZT-xYMnO 3 ) lead-free ceramics were prepared by solid-phase sintering method, with YMnO 3 oxide used...
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Piezo Ceramic Technology for Environmental Impact Mitigation
The deleterious side of the use of piezoceramic materials based on lead zirconate-titanate is lead toxicity, which complicates their production and...
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High d33 Lead-Free Piezoceramics: A Review
Over the past two decades, lead-free piezoceramics have been developed aiming to replace toxic lead-bearing lead zirconate titanate (PZT). A large...
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Research of Lead-free Na0.5Bi0.5TiO3-BaTiO3 System Piezoelectric Ceramics
To reduce the coercive field of Na 0.5 Bi 0.5 TiO 3 , BaTiO 3 were added as dopant materials. Then the (1− x )Na 0.5 Bi 0.5 TiO 3 - x BaTiO 3 ceramic samples were...
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Improved electrical properties and luminescence properties of lead-free KNN ceramics via phase transition
A new KNN-based lead-free luminescent ceramics, (1- x )(K 0.48 Na 0.52 )Nb 0.96 Sb 0.04 - x (Bi 0.45 Sm 0.05 Na 0.5 )ZrO 3 (KNNS- x BSNZ, 0 ≤ x ≤ 0.05), was designed to...
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Piezoelectric and structural properties of bismuth sodium potassium titanate lead-free ceramics for energy harvesting
The development of piezoelectric ceramics with high energy conversion efficiency is of decisive importance for the requirements of the advanced...
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A review on piezoelectric ceramics and nanostructures: fundamentals and fabrications
The piezoelectric property was found by Curie brothers in quartz and Rachel salt (1881). This property is a complicated phenomenon that makes it...
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Effects of SrTiO3 Modification on the Piezoelectric and Strain Properties of Lead-Free K0.5Na0.5NbO3-Based Ceramics
Lead-free (1− x ) K 0.5 Na 0.5 NbO 3− x SrTiO 3 (KNN-100 x ST) piezoelectric ceramics were prepared using a conventional solid-state reaction method to...
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Atomic-level unveiling secondary recrystallization enabled micro- and macroscopic polarization enhancement for piezo-photocatalytic oxygen activation
Piezoelectric semiconductors bear the bifunctional photocatalysis and piezocatalysis, while the absent or weak internal charge driving force severely...
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Synthesis, phase confirmation and electrical properties of (1 − x)KNNS−xBNZSH lead-free ceramics
In the present work, lead-free piezoelectric ceramics (R x )(K 0.5 Na 0.5 )(Nb 0.96 Sb 0.04 O 3 )− x (Bi 0.5 Na 0.5 )(Zr 0.8 Sn 0.1 Hf 0.1 )O 3 [abb. as (R x )KNNS− x BNZSH, 0 ≤ x ...
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Novel Lead-Free 2–2-Type Composites with High Piezoelectric Sensitivity and Strong Hydrostatic Response: Examples of 2–1–2 Connectivity
A modification of the well-known laminar composite structure with 2–2 connectivity leads to changes of the effective physical properties and their...
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Effect of Ba2+ ion on the structural, morphological and electrical properties of lead-free Na0.5Bi0.5TiO3 ceramics
Lead-free solid solution (1 − x ) Na 0.5 Bi 0.5 TiO 3 – x BaTiO 3 , for x = 0.12 was successfully synthesized via sol–gel self-ignition wet chemical method....
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Lead-Free BiFeO3–BaTiO3 Ceramics: An Overview
Multiferroic materials based on BiFeO3 show properties like ferroelectricity and ferromagnetism at the same time. Inclination towards materials that...
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Electrostrain optimization of Bi0.5Na0.5TiO3-based lead-free piezoceramics by CaZrO3 modifying
Bi 0.5 Na 0.5 TiO 3 (BNT)-based ceramics with excellent electrostrain properties are considered to be one of the most promising lead-free alternative...
