Results 11 to 20 of about 179 (108)

Designing phase‐adaptive UHTC multilayer composites: Layer width effects on mechanical and kinetic properties

Journal of the American Ceramic Society, Volume 109, Issue 1, January 2026.
Abstract The B1 rocksalt transition metal carbides and nitrides are among the materials with the highest melting temperatures. Additionally, members of this group of materials possess high‐temperature strength with ductility facilitated by diffusional creep.
J. Carter Stotts, Michael Large, Brennan Watkins, Gregory B. Thompson, Christopher R. Weinberger   +4 more
wiley   +1 more source

Ta–Zr carbides: Synthesis advances via carbothermal reduction and defect evolution observed through transmission electron microscopy ion irradiation

Journal of the American Ceramic Society, Volume 109, Issue 1, January 2026.
Abstract The thermodynamic stability of six distinct compositions within the Zr—Ta—C ternary system is investigated in this study, marking the first report of their synthesis through carbothermic reduction in vacuum. A prolonged annealing process at 2200°C enabled high densification and phase equilibrium.
Maria Kosmidou, Wei‐Ying Chen, Erofili Kardoulaki, Najeb M. Abdul‐Jabbar   +3 more
wiley   +1 more source

Development of Efficient Catalyst Layers for Proton Exchange Membrane Water Electrolysis: The Role of Catalyst Supports

Advanced Energy Materials, Volume 15, Issue 45, December 2, 2025.
This review highlights recent advancements in catalyst supports for the oxygen evolution reaction (OER) in proton exchange membrane water electrolysis (PEMWE), emphasizing their critical role in constructing efficient catalyst layers. It comprehensively examines support materials based on four key criteria—surface area, corrosion resistance, electrical
Yoonsu Park, Daekyu Kim, Segeun Jang, Sung Jong Yoo, Myeong‐Geun Kim   +4 more
wiley   +1 more source

Transition Metal Carbide‐Based Catalysis for Thermocatalytic Conversion Processes: Properties, Synthesis, Applications, and Future Outlook

ChemNanoMat, Volume 11, Issue 11, November 2025.
Transition metal carbides (TMCs) have electronic structure similar to that of platinum group metals, making them attractive for thermocatalysis applications. This review explores several essential aspects, discussing physical and chemical properties of TMCs, synthesis methods, and their utilization in thermocatalytic processes, including generation of ...
Edris Madadian, Yasaman Ghaffari, Yael Zilberman, David S. A. Simakov   +3 more
wiley   +1 more source

ULTRA HIGH TEMPERATURE CERAMICS: TANTALUM CARBIDE (TaC)

Havacılık ve Uzay Teknolojileri Dergisi, 2015
Ultra high temperature ceramics (UHTC) are advanced technologic materials class which are used in many application branches especially space and aviation due their specific characteristics such as high hardness, high thermal resistance and corrosion resistance at elevated temperatures.
Ekrem Altuncu, Sevim Gökçe Esen
openaire   +1 more source

Beyond the Limits of Lithium Iron Phosphate: Cutting‐Edge Innovations Toward High Performance and Sustainability for Next‐Generation Batteries

Interdisciplinary Materials, Volume 4, Issue 6, Page 812-849, November 2025.
LFP‐based batteries are affordable and safe but limited in energy density and performance. Breakthroughs in materials, electrode processing, pack design, and recycling overcome constraints. Integrated strategies reinforce safety and cost‐effectiveness, while addressing limitations in electrochemical performance, energy density, and circularity, paving ...
Ashok Kumar Kakarla, Zarmeena Akhtar, Jongsoon Kim, Moonsu Yoon, Dongsoo Lee, Junghyun Choi   +5 more
wiley   +1 more source

Combustion synthesis of ultra‐high temperature ceramics: Review

International Journal of Applied Ceramic Technology, Volume 22, Issue 6, November/December 2025.
Abstract Novel and future‐oriented aerospace, energy, transportation, and other industrial technologies require materials capable of operating at temperatures above 2000°C. Ultra‐high temperature ceramic materials (UHTCs), based on carbides, borides, carbonitrides, and nitrides of transition metals—many with melting points exceeding 3000°C—possess the ...
Alexander S. Mukasyan, Alexander S. Rogachev   +1 more
wiley   +1 more source

Ceramics Surface Design by Laser Texturing: A Review on Structures and Functionalities

Advanced Materials Interfaces, Volume 12, Issue 17, September 8, 2025.
Laser surface texturing (LST) is a huge source for innovation in ceramics, as its versatility allows a swift production of very distinct functionalities for attaining high performances in several fields. This function‐oriented review gathers highly relevant applications of laser surface textured ceramics, from optical, thermal, electronic ...
Edna Silva, Augusto Lopes, Georgina Miranda   +2 more
wiley   +1 more source

An Integrated Experimental and Machine Learning Approach for Machinability Assessment and Tool Life Prediction in Drilling of 14NiCr10 Alloy Using AlTiN‐Coated Carbide Tools

Engineering Reports, Volume 7, Issue 9, September 2025.
To optimize tool life and efficiency in high‐performance drilling of 14NiCr10 alloy, we studied its machinability using AlTiN‐coated carbide tools with different cobalt contents. Our method evaluated tool wear, cutting force, temperature, and holes drilled before resharpening under dry cutting conditions. Tools with higher cobalt showed 51% longer life,
Adik M. Takale, Uday A. Dabade, Manjunath G. Avalappa, Uttam U. Deshpande, Mukesh Kumar   +4 more
wiley   +1 more source

High‐Entropy Ti, Zr, Hf, Ta Multiphase Diboride with Deformation Resistance up to 2000 °C

Advanced Engineering Materials, Volume 27, Issue 10, May 2025.
Ceramics are brittle and strength decreases with temperature. The multiphase high‐entropy (Ti0.25Ta0.25Hf0.25Zr0.25)B2 with heterogeneity at the nano‐ and microscale demonstrates deformation resistance up to 2000 °C, with maximum bending strength at 1800 °C.
Petre Badica, Mihai Alexandru Grigoroscuta, Andrei Cristian Kuncser, Oleg Vasylkiv   +3 more
wiley   +1 more source