Results 31 to 40 of about 17,232 (309)

Research status and application of BaTiO3-based positive temperature coefficient thermal ceramics

open access: yesFenmo yejin jishu, 2023
Positive temperature coefficient (PTC) thermal ceramics are a kind of key electronic functional ceramics, which are widely used in heating elements, sensors, circuit protectors, temperature controllers, and electrical demagnetization, because of the ...
YANG Shuangjuan   +3 more
doaj   +1 more source

4-inch Ternary BiFeO3-BaTiO3-SrTiO3Thin Film Capacitor with High Energy Storage Performance

open access: yes, 2021
BiFeO3-BaTiO3 is a promising base for developing high energy density capacitors. However, no reports have been available on fabrication of binary or even ternary BiFeO3-BaTiO3 based solid solution films via a chemical solution route since Ba2+ and Bi3 ...
Wenwen Wang (534041)   +7 more
core  

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

Historical Foundation and Practical Guideline for Ferroelectric Switching Kinetic Studies

open access: yesAdvanced Functional Materials, EarlyView.
The P and U pulses in the conventional PUND measurements are not identical because of the interplay between switching current and the measurement circuit components. This circuit effect can lead to a shift in polarization transients and misinterpreted physics in the switching kinetics.
Yi Liang, Pat Kezer, John T. Heron
wiley   +1 more source

PVDF/PVDF-TRFE blends loaded with BaTiO3: from processing to performance testing [PDF]

open access: yes, 2022
Concerns surrounding the limited supply of fossil fuels have been the subject of much debate. As of promising solutions, polymers like poly(vinylidene fluoride) (PVDF) have gained attention due to their ability to generate electrical energy from the ...
Cvek, Martin   +4 more
core  

Enhancement of Dielectric Breakdown Strength and Recoverable Energy Density in Three‐Dimensional Heterointerfaces on BaTiO3–PbZrO3–PbTiO3 Films via Room‐Temperature Nano‐Clustering

open access: yesAdvanced Functional Materials, EarlyView.
A room‐temperature aerosol deposition process yields multiphase nano‐clustered dielectric capacitors containing discrete BaTiO3, PbZrO3, and PbTiO3 crystals. This architecture creates three‐dimensional heterointerfaces that induce interfacial charge trapping and effectively inhibit breakdown propagation.
Hyunseok Song   +8 more
wiley   +1 more source

DFT studies of BaTiO3

open access: yesBulletin of the Karaganda University "Physics Series", 2023
The structure of stable phases is investigated using first-principle calculations based on the functionals: LDA, GGA and newly developed general-purpose heavily constrained and appropriately normalized meta GGAfunctional (SCAN). The purpose of this study is to theoretically study the atomic displacements and band gap of the cubic, tetragonal ...
T.M. Inerbaev   +5 more
openaire   +3 more sources

Piezo-photoelectric all-in-one coaxial hierarchical TiO2-BaTiO3-CuInS2 heterostructure for synergistic water splitting

open access: yes, 2022
Rational multiple-field coupling, component control, and microarchitectures design for utilization of multiform driving forces as well as benefiting charge-carrier separation and migration is considered to be an outstanding approach to improve water ...
X Wang (1378959)   +7 more
core  

3D‐Printed Piezoionic/Bioelectronic Hydrogel for Electro‐Metabolic Regulation of Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
A 3D‐printed piezoionic GPMx hydrogel enables stable electromechanical signal generation under mechanical loading, exhibiting long‐term durability and low fatigue. As a bioactive patch, it restores endogenous bioelectricity to stimulate osteogenesis via Ca2+ influx and mitochondrial activation, while simultaneously enabling label‐free alkaline ...
Sayan Deb Dutta   +3 more
wiley   +1 more source

Natural Biomaterials for Osteochondral Repair: From Source to Strategy

open access: yesAdvanced Healthcare Materials, EarlyView.
Biological origin‐guided overview of natural biomaterials and therapeutic strategies for osteochondral tissue engineering. The circular diagram categorizes representative materials and strategies into plant/algae‐derived, microbial‐derived, animal‐derived, and human‐derived sources, centered on an osteochondral defect repair model.
Hengyu Liu   +5 more
wiley   +1 more source

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