Results 41 to 50 of about 19,927 (215)

Preparation of boron-carbide-supported iridium nanoclusters for the oxygen evolution reaction

open access: yesElectrochemistry Communications, 2020
Reducing the iridium loading for the oxygen evolution reaction (OER) is one of the main challenges of polymer electrolyte membrane water electrolysis (PEMWE).
Jahowa Islam   +5 more
doaj   +1 more source

Overcoming Challenges in 3D Printing of Polyolefins and Their Composites: A Review on Strategies for Improved Printability and Performance

open access: yesPolymer Engineering &Science, EarlyView.
This review integrates the molecular fundamentals, key challenges, and mitigation strategies in polyolefin 3D printing, focusing on shrinkage, warpage, and adhesion control. It highlights material design approaches using recycled polyolefins and functional fillers to improve printability, mechanical properties, and sustainability in additive ...
Malik Hassan   +5 more
wiley   +1 more source

Carbon doping of superconducting magnesium diboride

open access: yes, 2002
We present details of synthesis optimization and physical properties of nearly single phase carbon doped MgB2 with a nominal stoichiometry of Mg(B{0.8}C{0.2})2 synthesized from magnesium and boron carbide (B4C) as starting materials.
Bean   +31 more
core   +2 more sources

Boron Neutron Capture Therapy at a Crossroads: Translational Gap and Emerging Delivery Agents

open access: yesChemistry – A European Journal, Volume 32, Issue 17, 5 May 2026.
This review surveys recent advances in boron delivery agents for BNCT, emphasizing the shift from classical small molecules to multifunctional nanocarriers and theranostic systems. By integrating targeting, imaging, and therapy, next‐generation boron compounds aim to bridge the gap between (bio)chemical innovation and clinical translation.
Christoph Selg, Evamarie Hey‐Hawkins
wiley   +1 more source

Effect of B4C content and particle sizes on the laser cladded B4C/Inconel 625 composite coatings: Process, microstructure and corrosion property

open access: yesJournal of Materials Research and Technology
B4C/Inconel 625 composite coatings were successfully prepared on 20 pipeline steel by laser cladding, in which B4C ceramic was selected as reinforcement phase to improve the microstructure and corrosion property of Inconel 625 coating. The laser cladding
Chunhuan Guo   +7 more
doaj   +1 more source

Development of Hot Equal Channel Angular Processing (ECAP) Consolidation Technique in the Production of Boron Carbide(B4C)-Reinforced Aluminium Chip (AA6061)-Based Composite

open access: yesInternational Journal of Renewable Energy Development, 2021
The production of metal matrix composites (MMCs) through recycled materials is a cost-saving process. However, the improvement of the mechanical and physical properties is another challenge to be concerned. In this study, recycled aluminium 6061 (AA6061)
Sami Al-Alimi   +8 more
doaj   +1 more source

Strong enhancement of Jc in binary and alloyed in-situ MgB2 wires by a new approach: Cold high pressure densification

open access: yes, 2009
Cold high pressure densification (CHPD) is presented as a new way to substantially enhance the critical current density of in situ MgB2 wires at 4.2 and 20 K at fields between 5 and 14 T.
C Senatore   +16 more
core   +2 more sources

Advances in Solid‐Phase Processing Techniques: Innovations, Applications, and Future Perspectives

open access: yesAdvanced Materials Technologies, Volume 11, Issue 9, 6 May 2026.
Based on practical manufacturing challenges, this review examines advanced solid‐phase processing techniques that overcome the inherent limitations of conventional melting‐based and traditional solid‐phase manufacturing, enabling the production of higher‐performance components at reduced cost through process innovation and improved supply‐chain ...
Tianhao Wang
wiley   +1 more source

Comparative study on microstructure evolution, mechanical properties, and wear behavior of TiC and B4C single-reinforced and hybrid-reinforced Al–Mg–Si alloys by vacuum hot-press sintering

open access: yesJournal of Materials Research and Technology
To explore the variances between single-reinforced and hybrid-reinforced Al–Mg–Si alloys with TiC and B4C, 10 wt.%-(TiC + B4C)/6061Al, 10 wt.%-B4C/6061Al, 10 wt.%-TiC/6061Al and 6061Al were prepared via wet mixing for 8 h followed by vacuum hot-press ...
Zhaosong Liu   +5 more
doaj   +1 more source

Configurational order-disorder induced metal-nonmetal transition in B$_{13}$C$_{2}$ studied with first-principles superatom-special quasirandom structure method

open access: yes, 2015
Due to a large discrepancy between theory and experiment, the electronic character of crystalline boron carbide B$_{13}$C$_{2}$ has been a controversial topic in the field of icosahedral boron-rich solids.
Alling, B.   +4 more
core   +2 more sources

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