Results 11 to 20 of about 7,032 (221)

In situ controlled rapid growth of novel high activity TiB2/(TiB2–TiN) hierarchical/heterostructured nanocomposites

open access: yesBeilstein Journal of Nanotechnology, 2017
In this work, a reaction coupling self-propagating high-temperature synthesis (RC-SHS) method was developed for the in situ controlled synthesis of novel, high activity TiB2/(TiB2–TiN) hierarchical/heterostructured nanocomposites using TiO2, Mg, B2O3 ...
Jilin Wang   +7 more
doaj   +2 more sources

Influence of TiB2 Incorporation on Microstructural Evolution in Laser-Clad FeCrV15 + TiB2 Deposits

open access: yesJournal of Materials Engineering and Performance
AbstractVanadium carbide (VC)-reinforced Fe-based hard facings are pivotal in enhancing the wear resistance of tools prone to mechanical damage. This study investigates the impact of titanium diboride (TiB2) addition (at varying laser power and powder federate) on the microstructure, hardness, wear resistance, and corrosion resistance of high-carbon ...
B. P. Aramide   +4 more
openaire   +2 more sources

Fundamentals of Thermal Transport and Energy Conversion in Ultra-High Temperature Ceramics: From Microscale Mechanisms to Macroscopic Properties. [PDF]

open access: yesAdv Sci (Weinh)
This review critically examines thermal transport and radiative properties of ultra‐high temperature ceramics for hypersonic flight, advanced nuclear systems, and next‐generation energy conversion devices. It explores phonon–photon–electron interactions, microstructural engineering, thermoelectric conversion, and machine learning‐accelerated multiscale
Pei Z   +8 more
europepmc   +2 more sources

Effects of in-situ TiB2 particles on machinability and surface integrity in milling of TiB2/2024 and TiB2/7075 Al composites

open access: yesChinese Journal of Aeronautics, 2021
Abstract In-situ ceramics particle reinforced aluminum matrix composites are favored in the aerospace industry due to excellent properties. However, the hard ceramic particles as the reinforcement phase bring challenges to machining. To study the effect of in-situ TiB2 particles on machinability and surface integrity of TiB2/2024 composite and TiB2 ...
Jie CHEN   +8 more
openaire   +1 more source

Comparison of the effects of MoSi2 and CrSi2 on sintering and properties of titanium diboride (TiB2) [PDF]

open access: yesProcessing and Application of Ceramics, 2023
Titanium diboride (TiB2) is a typical material classified as structural ceramics. However, sintering of TiB2 ceramics is difficult mainly because of a significant fraction of covalent bonds in the structure. In order to obtain dense TiB2 ceramics various
Gubernat Agnieszka   +6 more
doaj   +1 more source

Microstructure features and mechanical properties of non-heat treated HPDC Al9Si0.6Mn–TiB2 alloys

open access: yesJournal of Materials Research and Technology, 2023
This study aimed to enhance the mechanical properties of high pressure die casting (HPDC) Al9Si0.6Mn alloys by incorporating in-situ TiB2 particles. The effects of TiB2 addition on the microstructure and mechanical properties of as-HPDC Al9Si0.6Mn alloys
Chengyang Hu   +8 more
doaj   +1 more source

Ablation-Resistance of Combustion Synthesized TiB2–Cu Cermet [PDF]

open access: yes, 2004
TiB2–Cu ceramic–metal composites were prepared by combustion\ud synthesis of elemental titanium, boron, and copper powders.\ud The synthesized product consisted of two phases: TiB2 and\ud copper.
Xu, Qiang   +11 more
core   +1 more source

Isothermal section of the Ti-Si-B system at 1250 ° C in the Ti-TiSi2-TiB2 region [PDF]

open access: yesMaterials Research, 2013
A partial isothermal section (Ti-TiSi2-TiB2 region) of the ternary Ti-Si-B system at 1250 ° C was determined from heat-treated alloys prepared via arc melting.
Alfeu Saraiva Ramos   +5 more
doaj   +1 more source

Optimizing microstructure and enhancing mechanical properties of Al–Si–Mg–Mn–based alloy by novel C-doped TiB2 particles

open access: yesJournal of Materials Research and Technology, 2023
Grain size, grain orientation, the size and distribution of the precipitated phases are very important for the mechanical properties of particle reinforced aluminum matrix alloys.
Daoxiu Li   +6 more
doaj   +1 more source

The Effect of Micron-Sized TiB2 Particles on the Properties of Al6061 Strengthened with 4% TiB2 Nano-TiB2

open access: yes, 2023
Dual-scale (nano and micron) particle-reinforced TiB2/6061Al matrix composites with different contents of TiB2 were prepared using powder metallurgy, and then analyzed via microstructure observation and tests of microhardness, tensile properties, and ...
Xinbing Zheng   +7 more
core   +1 more source

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