Results 41 to 50 of about 9,381 (249)

Process Control Monitor (PCM) for Simultaneous Determination of the Piezoelectric Coefficients d31 and d33 of AlN and AlScN Thin Films

open access: yes, 2022
Accurate and efficient measurements of the piezoelectric properties of AlN and AlScN films are very important for the design and simulation of micro-electro-mechanical system (MEMS) sensors and actuator devices.
Lihao Wang   +5 more
core   +1 more source

Ce and W co-doped CaBi2Nb2O9 with enhanced piezoelectric constant and electrical resistivity at high temperature

open access: yesJournal of Materiomics, 2020
Ce and W co-doped CaBi2Nb2O9 ceramics with chemical formula Ca0.96Ce0.04Bi2Nb2-xWxO9 (CCBN-W100x, x = 0–0.07) are fabricated via conventional solid state sintering method, to investigate the effect of W addition on the structure, electrical resistivity ...
Zong-Yang Shen   +6 more
doaj   +1 more source

Effect of the Crystal Structure on the Piezoelectricity of [001]-Textured (Na, K)(Nb, Sb)O3-SrZrO3-(Bi, Ag)ZrO3 Lead-Free Piezoelectric Thick Film

open access: yesActuators, 2023
An amount of 3.0 mol% NaNbO3 seeds was used to align the grains of 0.96(Na0.5K0.5)(Nb0.93Sb0.07)O3-(0.04−x)SrZrO3-x(Bi0.5Ag0.5)ZrO3 [NKNS-(0.04−x)SZ-xBAZ] thick films (0.0 ≤ x ≤ 0.04) along the [001] direction.
Su-Hwan Go   +9 more
doaj   +1 more source

Dosimetric parameters predict radiation-induced choanal stenosis in patients with nasopharyngeal carcinoma

open access: yesRadiation Oncology, 2020
Background Radiation-induced choanal stenosis (RICS) severely decreases life quality of patients with nasopharyngeal carcinoma (NPC) and originates from nasal mucositis, which depends on radiation dose.
Hui Chang   +5 more
doaj   +1 more source

LR infection symptoms in D33 rye inbred line infected with leaf rust isolate 83/2/2.2_5x (compatible) and 1/1.6 (non-compatible), 10 dpi.

open access: yes, 2023
LR infection symptoms in D33 rye inbred line infected with leaf rust isolate 83/2/2.2_5x (compatible) and 1/1.6 (non-compatible), 10 dpi.
Mateusz Olechowski (16542230)   +5 more
core   +1 more source

Theoretical Model Construction of Piezoelectric Coefficient of PbTiO3 Nanoparticles

open access: yesChemical Engineering Transactions, 2017
This paper aims to explain the size dependence of piezoelectric coefficient d33(D) of PbTiO3 nanoparticles. For this purpose, a theoretical model was created for the size-dependent piezoelectric coefficient, considering the Curie temperature for small ...
Shuai Zhang, Lei Chen
doaj   +1 more source

Diamide derivatives containing a trifluoromethylpyridine skeleton: Design, synthesis, and insecticidal activity

open access: yesJournal of Integrative Agriculture, 2022
Diamide derivatives are biologically active molecules that have been widely applied in recent years in research on pesticides, especially insecticides. Using a simple and environmentally friendly scheme, a series of new diamide derivatives containing a ...
Fang-zhou XU   +4 more
doaj   +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

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Development of PZN-PMN-PZT Piezoelectric Ceramics with High d33 and Qm Values

open access: yes, 2022
To achieve good long-term temperature stability in devices used in energy-conversion applications, this study is aimed at developing combined ceramics, referred to as PZN-PMN-PZT, comprising Pb(Zn1/3Nb2/3)O3 (PZN) and Pb(Mn1/3Nb2/3)O3 (PMN), which are ...
Lee, Hee-Chul   +3 more
core   +1 more source

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