Results 71 to 80 of about 12,293 (208)

MXene‐Based Materials: Compositional Engineering for High‐Performance Microwave Absorption

open access: yesRare Metals, Volume 45, Issue 3, March 2026.
ABSTRACT The rapid advancement of aerospace and electronic information technologies has imposed increasingly stringent requirements on microwave absorbing materials (MAMs), such as high absorption efficiency, lightweight, and environmental stability, making the development of advanced MAMs urgent for both civilian and national defense applications ...
Pan‐Pan Zhou   +8 more
wiley   +1 more source

Synthesis of ZnO/ZnFe2O4 nanocomposites in organic-free media and their photocatalytic activity under natural sunlight

open access: yesJournal of Mechanical Engineering and Sciences, 2020
Nanocomposite ZnO/ZnFe2O4 photocatalysts with different proportions of ZnFe2O4 were synthesized in organic-free media using metal nitric as precursors. The ZnO phase with hexagonal wurtzite structure and low crystallinity of ZnFe2O4 was confirmed using ...
Rahmayeni Rahmayeni   +4 more
doaj   +1 more source

Recent Advancements in Bulk Processing of Rare‐Earth‐Free Hard Magnetic Materials and Related Multiscale Simulations

open access: yesAdvanced Engineering Materials, Volume 28, Issue 3, 4 February 2026.
This article provides an overview of recent advancements in bulk processing of rare‐earth‐free hard magnetic materials. It also addresses related simulation approaches at different scales. The research on rare‐earth‐free magnetic materials has increased significantly in recent years, driven by supply chain issues, environmental and social concerns, and
Daniel Scheiber, Andrea Bachmaier
wiley   +1 more source

Effect of Copper Oxide on Dielectric and Magnetic Properties of Substituted Sr-M Hexaferrite [PDF]

open access: yes, 2015
Effect of CuO addition on the hexagoal ferrite (SrCo1.3Ti1.3Fe9.4O12-d) has been investigated. (Co-Ti-Sr)- M hexaferrite compositions were synthesized by sol-gel auto combustion method. Pure ferrite phase was achieved after cacination at 1200°C.
Kumar , Vikash
core  

Work hardening behavior in a steel with multiple TRIP mechanisms

open access: yes, 2012
Transformation induced plasticity (TRIP) behavior was studied in steel with composition Fe-0.07C-2.85Si-15.3Mn-2.4Al-0.017N that exhibited two TRIP mechanisms.
McGrath, M. C.   +3 more
core   +1 more source

Strategies for Enhancing Thermal Conductivity of PDMS in Electronic Applications

open access: yesAdvanced Materials Technologies, Volume 11, Issue 4, 19 February 2026.
This review explores effective strategies for enhancing heat dissipation in Polydimethylsiloxane (PDMS)‐based composites, focusing on particle optimization, 3D network design, and multifunctional integration. It offers key insights into cutting‐edge methods and simulations that are advancing thermal management in modern electronic devices.
Xiang Yan, Marisol Martin‐Gonzalez
wiley   +1 more source

Electromagnetic Properties of Selected Hexaferrites

open access: yesAdvances in Electrical and Electronic Engineering, 2008
Ba(Sr)(Me12+Me24+)xFe12-xO19 hexagonal ferrites preparation with substitution ratio of 0.0 x 0.6. The iron ionswere substituted by selected cation combinations (divalent Me12+= Ni, Zn, Sn, Co and tetravalent Me24+= Ti, Zr, Ru ions).The samples were ...
Anna Gruskova   +6 more
doaj  

Synthesis and magnetic characterization of Sr-based Ni2X-type hexaferrite

open access: yesAIP Advances, 2015
We have investigated the synthesis conditions, and the magnetic properties of the Sr2Ni2X-type hexagonal ferrite, Sr2Ni2Fe28O46. The Sr2Ni2X-type hexaferrite was synthesized at 1240∘C.
K. Kamishima   +5 more
doaj   +1 more source

Fundamental tribological properties of ceramics [PDF]

open access: yes
When a ceramic is brought into contact with itself, another ceramic, or a metal, strong bond forces can develop between the materials. Adhesion between a ceramic and itself or another solid are discussed from a theoretical consideration of the nature of ...
Buckley, D. H., Miyoshi, K.
core   +1 more source

Tribological properties of structural ceramics [PDF]

open access: yes
The tribological and lubricated behavior of both oxide and nonoxide ceramics are reviewed in this chapter. Ceramics are examined in contact with themselves, other harder materials and metals.
Buckley, D. H., Miyoshi, K.
core   +1 more source

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