Results 21 to 30 of about 9,381 (249)

Accelerated design of lead-free high-performance piezoelectric ceramics with high accuracy via machine learning

Journal of Advanced Ceramics, 2023
The piezoelectric performance serves as the basis for the applications of piezoelectric ceramics. The ability to rapidly and accurately predict the piezoelectric coefficient (d33) is of much practical importance for exploring high-performance ...
Wei Gu, Bin Yang, Dengfeng Li, Xunzhong Shang, Zhiyong Zhou, Jinming Guo   +5 more
doaj   +1 more source

Income Inequalities in EU Countries: Gini Indicator Analysis

ECONOMICS, 2021
Franklin Delano Roosevelt said that “the test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.” According to the World Economic Forum (2021), income ...
Kolluru Mythili, Semenenko Tetiana
doaj   +1 more source

Thickness-Dependent Piezoelectric Property from Quasi-Two-Dimensional Zinc Oxide Nanosheets with Unit Cell Resolution

Research, 2021
A quantitative understanding of the nanoscale piezoelectric property will unlock many application potentials of the electromechanical coupling phenomenon under quantum confinement.
Corey Carlos, Yizhan Wang, Jingyu Wang, Jun Li, Xudong Wang   +4 more
doaj   +1 more source

Shocks exógenos y endeudamiento externo. Impacto sobre el crecimiento y la distribución en economías emergentes y en desarrollo

El Trimestre Económico, 2020
Antecedentes: Diversos modelos kaleckianos han planteado la interacción entre crecimiento económico y distribución funcional del ingreso en economías abiertas. Esta clase de modelos suele omitir los efectos ejercidos por el nivel de endeudamiento externo
Pablo G. Bortz, Gabriel Michelena, Fernando Toledo   +2 more
doaj   +1 more source

Enhanced Electrical Properties of Lead-Free Piezoelectric KNLN-BZ-BNT Ceramics With the Modification of Sm3+ Ions

Frontiers in Materials, 2021
Environment-friendly lead-free piezoelectric ceramics with great properties and high thermal stability are desired in the industry. In this work, the Sm3+-modified lead-free 0.915(K0.45Na0.5Li0.05)NbO3–0.075BaZrO3–0.01(Bi0.5Na0.5)TiO3 (KNLN-BZ-BNT ...
Yi Quan, Lingyan Wang, Wei Ren, Jinyan Zhao, Jian Zhuang, Kun Zheng, Zhe Wang, Tomoaki Karaki, Zhishui Jiang, Li Wen   +9 more
doaj   +1 more source

Benzoxazinoid (BX) contents of inbred rye lines D33, D39, and L318.

, 2023
Benzoxazinoid (BX) contents of inbred rye lines D33, D39, and L318.
Mateusz Olechowski (16542230), Magdalena Święcicka (8911832), Tomasz Krępski (16542227), Agnieszka Grądzielewska (8520129), Monika Rakoczy-Trojanowska (194560), Izabela Samborska-Skutnik (16542233)   +5 more
core   +1 more source

Do financial inclusion and income inequality matter for human capital? Evidence from sub-Saharan economies

Borsa Istanbul Review, 2023
Sub-Saharan African (SSA) countries are struggling as they have a lower level of human capital than developed countries. These economies are also trying to develop their financial sector with improved products and services.
Wenjing Huang, Xinyu Gu, Linting Lin, Majed Alharthi, Muhammad Usman   +4 more
doaj   +1 more source

Synthesis of high density sub-10 µm (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3-xCeO2 lead-free ceramics using a two-step sintering technique

Journal of Asian Ceramic Societies, 2019
(Ba0.85Ca0.15)(Zr0.1Ti0.9)O3-xCeO2, (BCZTCe) lead-free piezoelectric ceramics were processed conventionally using a two-step sintering technique.
Vijay Bijalwan, Pavel Tofel
doaj   +1 more source

Relationship between surface potential and d33 constant in cellular piezoelectric polymers [PDF]

, 2017
[EN] The development of cellular piezoelectric polymers has shown very promising results thanks to their high d33 piezoelectric constants which make them candidates for many applications.
Llovera Segovia, Pedro, Quijano-Lopez, Alfredo, Domínguez-Lagunilla, Marcos, Ortega Braña, Gustavo Eloy   +3 more
core   +1 more source

Enhanced process stability for the low temperature sputter deposition of aluminium nitride thin films

Materials Research Express, 2018
MEMS (micro electro-mechanical systems) operated in resonance and excited piezoelectrically are nowadays used for a broad range of different application scenarios.
M Fischeneder, A Bittner, M Schneider, U Schmid   +3 more
doaj   +1 more source