Results 101 to 110 of about 3,555 (213)

Additive Manufacturing of Cobalt Iron Oxide‐Based Photopolymer Resin Magnetoactive Polymer Composites Through Stereolithography

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 3, March 2026.
In this study, novel resin/cobalt iron oxide magnetic actuation polymer composites (MAPCs) are synthesized and optimized for stereolithography (SLA)‐based 3D printing. Printing parameters are tuned for dimensional accuracy and print quality. Comprehensive physicochemical, mechanical, and magnetic characterization identifies the optimal formulation ...
Ambreen Afridi   +2 more
wiley   +1 more source

Advances in lead-free flexible piezoelectric materials for energy and evolving applications

open access: yesAdvanced Industrial and Engineering Polymer Research
The review highlights the advancements in flexible lead-free piezoelectric materials, emphasizing their potential for energy harvesting and sustainable energy.
Jacem Zidani   +6 more
doaj   +1 more source

Dielectric and Raman spectroscopy studies of (Na0.5Bi0.5)TiO3 lead-free ceramic

open access: yesCerâmica
In this study, samples of sodium bismuth titanate (Na0.5Bi0.5)TiO3 (NBT) have been prepared using the solid-state technique. Sintering was done at 1200 ºC for 4 h in air atmosphere.
S. Zeroual   +3 more
doaj   +1 more source

Synthesis of $Bi0.5Na0.5TiO_3–BiFeO_3$ Solid Solution Via Combustion Synthesis Route [PDF]

open access: yes, 2009
Na0.5Bi0.5TiO3 (NBT) and its modifications are known to be new lead-free piezo-ceramics materials and are promising candidates for environment friendly devices.
Joshi, Samikhya
core  

Electromechanical Response of Polycrystalline Barium Titanate Resolved at the Grain Scale [PDF]

open access: yes, 2016
Ferroic materials are critical components in many modern devices. Polycrystalline states of these materials dominate the market due to their cost effectiveness and ease of production.
Daniels, JE   +5 more
core   +1 more source

High energy storage density and large strain in Bi(Zn2/3Nb1/3)O3-Doped BiFeO3-BaTiO3 ceramics [PDF]

open access: yes, 2018
High recoverable energy density (Wrec ~ 2.1 J/cm3) was obtained in (0.7-x)BiFeO3-0.3BaTiO3-xBi(Zn2/3Nb1/3)O3 + 0.1wt% Mn2O3 (BF-BT-xBZN, x = 0.05) lead-free ceramics at < 200 kV/cm.
Fan, Zhongming   +10 more
core   +2 more sources

High temperature ultrasonic sensor for fission gas characterization in MTR harsh environment

open access: yesEPJ Web of Conferences, 2018
In the contemporary world, the measurements in hostile environment is one of the predominant necessity for automotive, aerospace, metallurgy and nuclear plant.
Gatsa O.   +5 more
doaj   +1 more source

Photovoltaic effect in bismuth sodium titanate-based ferroelectrics

open access: yes, 2015
This project is aimed at the investigation of photovoltac(PV) effect of environmentally friendly ferroelectric materials, in particular bismuth based compositions. In view of safety and environmental protection, lead-free ferroelectric materials are more promising for a wide range of applications in the near future.
openaire   +2 more sources

Ultrahigh energy density and improved discharged efficiency in bismuth sodium titanate based relaxor ferroelectrics with A-site vacancy

open access: yesJournal of Materiomics, 2018
Novel A-site deficient (1-x-y)Bi0.5Na0.5TiO3-xBaTiO3-yBi0.2Sr0.7TiO3 lead-free relaxor ferroelectrics have been explored for energy storage property. Particularly slim polarization hysteresis (P-E) loops are observed in 0.655Bi0.5Na0.5TiO3-0.065BaTiO3-0 ...
Xiao Liu   +6 more
doaj   +1 more source

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