Results 61 to 70 of about 47,789 (301)

Domain walls of ferroelectric BaTiO3 within the Ginzburg-Landau-Devonshire phenomenological model

, 2010
Mechanically compatible and electrically neutral domain walls in tetragonal, orthorhombic and rhombohedral ferroelectric phases of BaTiO3 are systematically investigated in the framework of the phenomenological Ginzburg-Landau-Devonshire (GLD) model with
H. L. Hu, I. Rychetsky, J. Hlinka, P. Marton, V. A. Zhirnov, V. A. Zhirnov, V. Janovec   +6 more
core   +1 more source

Evolution of Materials and Device Stacks for HfO2‐Based Ferroelectric Memories

Advanced Materials Interfaces, EarlyView.
This review summarizes engineering strategies for HfO2 based ferroelectric memories with focus on FeCAP and FeFET structures. It describes how dopant design, stress effects, and interface engineering improve the bulk ferroelectric response. It further discusses how channel engineering supports reliable memory characteristics and scalable integration ...
Eunjin Kim, Jiyong Woo
wiley   +1 more source

The Study of Structure and Transitional Phases in B0.95Bi0.05Ti1-xFexO3 Ceramics Synthesized by Solid State Route

Iranian Journal of Materials Science and Engineering, 2021
The structural and dielectric properties of iron and bismuth co-substituted BaTiO3 ceramic with the formula: B0.95Bi0.05Ti1-xFexO3 for x=0.00 to 1.00, synthesis with solid state route, were characterized.
Najwa Gouitaa, Lamcharfi Taj-dine, Bouayad Lamfaddal, Abdi Farid, Mohamed Ounacer, Mohammed Sajieddine   +5 more
doaj  

PEROVSKITES AND OTHER FRAMEWORK STRUCTURE CRYSTALLINE MATERIALS (BOOK' FIRST PAGES AND PREFACE)

Materials and Devices, 2021
Perovskites are among the most famous materials due to their exceptional properties: they present nearly all existing types of interesting properties, in particular as ferroics or multiferroics, they may be insulators, (super)conductors, or ...
Saint-Grégoire P., Smirnov M.
doaj   +1 more source

Applications of the generalized gradient approximation to ferroelectric perovskites

, 1998
The Perdew-Burke-Ernzerhof generalized gradient approximation to the density functional theory is tested with respect to sensitivity to the choice of the value of the parameter $\kappa$, which is associated to the degree of localization of the exchange ...
A. V. Postnikov, A. V. Postnikov, C. Lasota, C. O. Rodriguez, D. J. Singh, D. J. Singh, D. J. Singh, D. L. Novikov, D. L. Novikov, D. L. Novikov, D. M. Ceperley, D. Singh, D. Singh, E. Wiesendanger, G. A. Samara, H. Vogt, In-Ho Lee, J. L. Servoin, J. P. Perdew, J. P. Perdew, J. P. Perdew, J. P. Perdew, J. Perdew, K. Kokko, M. D. Fontana, M. G. Stachiotti, N. E. Christensen, P. Blaha, R. E. Cohen, R. Yu, S. Tinte, Y. Luspin, Y. Zhang   +32 more
core   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

Advanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane, Lyn I. Jones, Richard M. Martin, Helen Winter, Faezeh Arab Hassani   +4 more
wiley   +1 more source

An enhancement on the dielectric performance of poly(vinylidene fluoride)-based composite with graphene oxide-BaTiO3 hybrid

Nanocomposites, 2019
In this work, a novel two-dimensional graphene oxide-BaTiO3 (GO-BT) hybrid, via covalent bonding between animated BaTiO3 nanoparticles (BT-NH2) and graphene oxide (GO), have been prepared.
Lei Gong, Shu-Hua Chen, Shi-Ping Zhan, Xu-Dong Sun, Bo Yin, Zheng-Ying Liu, Ming-Bo Yang, Yi Yang   +7 more
doaj   +1 more source

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

Advanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi, Sang Won Lee, Mohammad Abrar Uddin, Sina Hassanpoor, Neha Suvindran, Katherine Le, Harun Arkaz, Harishkumar Narayana, Saeid Soltanian, Danial Khorsandi, Negar Hosseinzadeh Kouchehbaghi, Taeil Kim, Yangzhi Zhu   +12 more
wiley   +1 more source

On the nature of change in Ni oxidation state in BaTiO3-SrTiO3 system

, 2016
XAFS studies of Ni-doped Ba$_{1-x}$Sr$_x$TiO$_3$ solid solution reveal that the Ni oxidation state changes from 4 in SrTiO$_3$ to 2.5 in BaTiO$_3$ when varying $x$.
Lebedev, A. I., Sluchinskaya, I. A.
core   +1 more source

Magnetic Textiles: A Review of Materials, Fabrication, Properties, and Applications

Advanced Materials Technologies, EarlyView.
Magnetic textiles (M‐textiles) are emerging as a programmable materials platform that merges magnetic matter with hierarchical textile structures. This article consolidates magnetic material classes, textile architectures, and fabrication and magnetization strategies, revealing structure–property–function relationships that govern magneto‐mechanical ...
Li Ke, Moses Kumi, Xiaoming Tao, Junhong Pu   +3 more
wiley   +1 more source