Results 71 to 80 of about 1,828 (197)

Optimizing Cf/ZrB2–SiC Composites for Aerospace TPS via Density‐Normalized Performance

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 4, August 2026.
ABSTRACT In this study, the mechanical performance of ZrB2–SiC‐based carbon fiber‐reinforced composites was evaluated using a design‐oriented framework, focusing on the effects of fiber architecture (long/short fibers) and rheology modifier (RM) addition.
Asli Asiye Agil, Erhan Ayas
wiley   +1 more source

Pd(II)‐Catalyzed Strategies for the β‐Arylation of α‐Amino Acids: An Overview

open access: yesChemistry – A European Journal, Volume 32, Issue 28, 25 July 2026.
The graphical abstract summarizes the review “Pd(II)‐Catalyzed Strategies for the β‐Arylation of α‐Amino Acids: An Overview”, highlighting representative Pd(II)‐catalyzed methods for the β‐arylation of α‐amino acids. Key mechanistic features, substrate diversity, and synthetic relevance of these transformations are showcased. Abstract Metal‐catalyzed C─
Davide Illuminati   +4 more
wiley   +1 more source

YRu3B2—a kagome lattice superconductor

open access: yesJPhys Materials
We report the synthesis and physical properties of a hexagonal boride YRu _3 B _2 , which was previously predicted to show superconductivity [N.K. Nepal, L.-L. Wang, arXiv:2409.18441 (2024)].
Michał J Winiarski   +5 more
doaj   +1 more source

Influence of Surface Finish on the Tribological Performance of AlTiBN Coatings Deposited on Forming Tools

open access: yesAdvanced Engineering Materials, Volume 28, Issue 14, 22 July 2026.
Aluminum and nitride coatings are used in industry because they are hard, resist wear, and protect against oxidation. Adding boron can improve friction behavior and other properties. This study tests coatings on surfaces with different finishes. Results show smoother surfaces perform better, while rough ones wear faster, although coatings can reduce ...
Adrián Claver   +9 more
wiley   +1 more source

Recent Developments and Future Perspectives of Molybdenum Borides and MBenes

open access: yesAdvanced Science
Metal borides have received a lot of attention recently as a potentially useful material for a wide range of applications. In particular, molybdenum‐based borides and MBenes are of great significance, due to their remarkable properties like good ...
Chandra Sekhar Rout   +3 more
doaj   +1 more source

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, Volume 28, Issue 14, 22 July 2026.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

The Microstructural Evolution and Mechanical Properties of Boron-Doped Ti35Zr30V10Nb25 Refractory High-Entropy Alloy

open access: yesCrystals
The addition of oxygen or nitrogen in refractory high-entropy alloys (HEAs) has been widely reported, but studies on boron-doped HEAs have mainly focused on the segregation of boron elements at grain boundaries.
Xinggang Wang   +6 more
doaj   +1 more source

Beyond Single‐Active Sites: The Emergence of High‐Entropy Perovskites in Energy and Environment Catalysis

open access: yesChemSusChem, Volume 19, Issue 13, 14 July 2026.
This review examines high‐entropy perovskites (HEPs) as a promising catalyst platform for energy and environmental applications. The focus is on configurational entropy engineering, design and synthesis, and computational understanding. These materials possess tunable active sites, enhanced stability, and improved electronic interactions, leading to ...
K. Aravinthkumar   +3 more
wiley   +1 more source

Experimental Investigation of Isothermal Section of the B-Cr-Fe Phase Diagram at 1353 K

open access: yesAdvances in Materials Science and Engineering, 2017
The isothermal section of the B-Cr-Fe ternary system was studied experimentally at 1353 K. X-ray diffraction and scanning electron microscopy equipped with EDX analyzer were used for determination of phase equilibria and composition of the coexisting ...
Viera Homolová, Lucia Čiripová
doaj   +1 more source

Rapid and low‐temperature synthesis of MoAlB MAB phase by using stress‐induced Al‐particles

open access: yesInternational Journal of Ceramic Engineering & Science
Currently, MoAlB particles are produced at 1000°C and higher temperatures. In this manuscript, we report the rapid synthesis of MoAlB by altering the stress of Al particles to affect Al reactivity.
Maharshi Dey   +6 more
doaj   +1 more source

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