Results 111 to 120 of about 14,919 (307)

Smart Bioinks for 4D Bioprinting: Requirements, Design, and Applications

open access: yesAdvanced Science, EarlyView.
Smart bioinks empower 4D‐bioprinted constructs to dynamically adapt and remodel in response to stimuli, effectively biomimicking native tissues. Artificial Intelligence (AI) and Machine Learning (ML) play a guiding role in their rational design by optimizing relevant properties.
Shangsi Chen   +11 more
wiley   +1 more source

Magnetocapacidad en nanopartículas de Fe3O4 y NiFe2O4

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2010
We have synthesized NiFe2O4 (φ∼ 6 nm) and Fe3O4 (φ∼ 30 nm) magnetic nanoparticles by solvothermal synthesis; furthermore the Fe3O4 nanoparticles have been coated with a SiO2 shell of approximately 5 nm of thickness by the Stöber method.
Mira, J.   +5 more
doaj  

Dispositif micro-ondes ? ferrites

open access: yes, 1992
M?moire de Projet de Fin d??tudes : ?lectronique : Alger, ?cole Nationale Polytechnique : 1992Les ferrites ont des propri?t?s magn?tiques semblables ? celle des m?taux ferromagn?tique, se sont des di?lectriques pouvant ?tre utilis?s sous forme de pi?ces ...
Bedri, Youcef
core  

Generative AI‐Enabled Discovery and Experimental Demonstration of Ultra‐Broadband Epsilon‐Near‐Zero Perfect Absorbers

open access: yesAdvanced Science, EarlyView.
Researchers developed and applied a generative artificial intelligence (AI) model to optimize epsilon‐near‐zero thin film stacks for ultra‐broadband perfect absorption of light. The fabricated AI‐designed absorber, with a total thickness of only 160 nm, experimentally demonstrated an absorption bandwidth exceeding 1000 nm while maintaining greater than
David Dang   +10 more
wiley   +1 more source

The use of ferrites at microwave frequencies

open access: yes, 1964
The Use of Ferrites at Microwave Frequencies describes the applications of ferrites at microwave frequencies and the apparatus involved. Topics covered range from the properties of ferrites to gyromagnetic and non-reciprocal effects, ferrite isolators ...
Thourel, Léo
core  

3D MXene Aerogel Frameworks With In Situ‐Grown BiFeO3 for Synergistically Enhanced Thermoelectric Performance

open access: yesAdvanced Electronic Materials, EarlyView.
A lightweight, 3D MXene aerogel framework integrated with bismuth ferrite was developed to efficiently harvest waste heat. By growing the oxide directly onto the porous aerogel, the composite achieves strong interfacial connections. This unique architecture simultaneously boosts electrical power generation and blocks heat flow, resulting in an ...
Oju Kwon   +4 more
wiley   +1 more source

Investigation of magnetic, dielectric and electrical properties of Ba-hexaferrites [PDF]

open access: yes, 2012
Ba-hexaferrites of composition (BaO)(1-x) (La2O3)(x) 5.7 Fe2O3, where x = 0.00, 0.04, 0.08 and BaO 5.7 Fe2O3 + [0.7 wt% CaO + 0.3 wt% SiO2] were prepared by standard double sintering ceramic technology using magnetite from Cox's Bazar beach sand ...
Ahmed, F.   +3 more
core  

Emerging Materials and Future Strategies for Solid Oxide Electrochemical Cells

open access: yesAdvanced Energy Materials, EarlyView.
Solid oxide electrochemical cells operate under strongly coupled electrochemical and thermodynamic conditions, where performance is constrained by interactions among crystal structure, defect chemistry, and interfacial evolution. This review, based on a structure‐defect‐property‐durability framework, reveals the roles of lattice symmetry and defect ...
Qiuchun Lu   +4 more
wiley   +1 more source

Experimental Validation of a Spoke Type Ferrite Permanent Magnet Machine Design for Heavy‐Duty Traction Applications

open access: yesIET Electric Power Applications
Rare earth elements (REEs) are central to the current solutions used for traction applications. However, REEs have fragile supply chains, which exposes them to supply interruptions and price spikes.
Marcelo D. Silva   +3 more
doaj   +1 more source

Investigation of Uniaxial Induced Anisotropy in Co0.02Ni0.58Cd0.20Fe2.20O4 and Co0.02Ni0.58Cd0.20Cr0.20Fe2O4 Ferrites

open access: yes, 1997
The NiCd ferrites with Fe excess in comparison with stoichiometry composition and with Fe excess amount substituting by Cr, moreover containing small amount of Co are prepared.
Cong, B.   +7 more
core   +1 more source

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