Mechanical and microwave absorption properties of SiCf/SiC–Al4C3 composite with EPD-SiO2/ZrO2 interphase prepared by precursor infiltration and active filler-controlled pyrolysis method
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DOI: 10.1016/j.ceramint.2020.01.285
Abstract: Abstract The SiO2/ZrO2 interphase was successfully prepared on SiC fibers by electrophoretic deposition (EPD) method and SiCf/SiC–Al4C3 composites were fabricated by precursor infiltration and active filler-controlled pyrolysis process using mixed PCS and aluminum fillers as… read more here.
Keywords: sicf sic; sio2 zro2; zro2 interphase; sic al4c3 ... See more keywords
Mechanical properties and strengthening mechanism of SiCf/SiC mini-composites modified by SiC nanowires
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DOI: 10.1016/j.ceramint.2020.09.008
Abstract: Abstract The effects of the SiC nanowires (SiCNWs) and PyC interface layers on the mechanical and anti-oxidation properties of SiC fiber (SiCf)/SiC composites were investigated. To achieve this, the PyC layer was coated on the… read more here.
Keywords: sicf sic; sicf pyc; pyc; mini composites ... See more keywords
Effects of CVI SiC amount and deposition rates on properties of SiCf/SiC composites fabricated by hybrid chemical vapor infiltration (CVI) and precursor infiltration and pyrolysis (PIP) routes
Sign Up to like & getrecommendations! Published in 2021 at "Ceramics International"
DOI: 10.1016/j.ceramint.2021.06.110
Abstract: Abstract The SiCf/SiC composites have been manufactured by a hybrid route combining chemical vapor infiltration (CVI) and precursor infiltration and pyrolysis (PIP) techniques. A relatively low deposition rate of CVI SiC matrix is favored ascribing… read more here.
Keywords: cvi; infiltration; sicf sic; deposition ... See more keywords
Effect of deposition temperature on the corrosion behavior of CVD SiC coatings on SiCf/SiC composites under simulated PWR conditions
Sign Up to like & getrecommendations! Published in 2021 at "Corrosion Science"
DOI: 10.1016/j.corsci.2020.109233
Abstract: Abstract To improve the hydrothermal corrosion resistance of SiCf/SiC composites, SiC coatings were chemical vapor deposited at 1000, 1150 and 1200 °C. Their corrosion behaviors were investigated using immersion tests and various analytical methods. The… read more here.
Keywords: sic coatings; deposition temperature; sicf sic; corrosion ... See more keywords
Joining of SiCf/SiC using a layered Ti3SiC2-SiCw and TiC gradient filler
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DOI: 10.1016/j.jeurceramsoc.2019.11.080
Abstract: Abstract A layered filler consisting of Ti3SiC2-SiC whiskers and TiC transition layer was used to join SiCf/SiC. The effects of SiCw reinforcement in Ti3SiC2 filler were examined after joining at 1400 or 1500 °C in terms… read more here.
Keywords: ti3sic2; joining strength; joining sicf; sicf sic ... See more keywords
Microstructural evolution and mechanical property of a SiCf/SiC composite/Ni-based superalloy joint brazed with an Au-Cu-Ti filler
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DOI: 10.1016/j.jeurceramsoc.2020.08.065
Abstract: Abstract A new Au-Cu-Ti filler featuring superior mechanical properties was developed to enable the brazing of a SiCf/SiC composite (CMCs) to itself and a Ni-based superalloy (GH536). The progression of the interfacial reactions was studied… read more here.
Keywords: sic composite; microstructural evolution; sicf sic; based superalloy ... See more keywords
Microstructural control and reinforcement mechanism of the Mo and B inserts in the SiCf/SiC composites/Ni-based superalloy joint
Sign Up to like & getrecommendations! Published in 2021 at "Journal of the European Ceramic Society"
DOI: 10.1016/j.jeurceramsoc.2021.01.041
Abstract: Abstract The SiCf/SiC composites/Ni-based superalloys dissimilar joining encountered the problem of huge thermal mismatch and uncontrollable interfacial reactions. Two novel composite fillers were designed for the dissimilar joining. An AuCuTi/Mo/AuCuTi filler enabled a complete hindrance… read more here.
Keywords: control; composites based; sicf sic; control reinforcement ... See more keywords
Effect of SiC nanowires on the mechanical properties and thermal conductivity of 3D-SiCf/SiC composites prepared via precursor infiltration pyrolysis
Sign Up to like & getrecommendations! Published in 2021 at "Journal of The European Ceramic Society"
DOI: 10.1016/j.jeurceramsoc.2021.04.003
Abstract: Abstract In this study, SiC nanowires (SiCNWS) were grown in situ on the surface of PyC interface through chemical vapor infiltration (CVI) to improve the mechanical characteristics and thermal conductivity of three-dimensional SiCf/SiC composites fabricated… read more here.
Keywords: sic composites; thermal conductivity; infiltration; sicf sic ... See more keywords
Effects of sintering additives on the microstructural and mechanical properties of the ion-irradiated SiCf/SiC
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DOI: 10.1016/j.jnucmat.2018.02.045
Abstract: Abstract SiCf/SiC composites containing three different types of sintering additives viz. Sc-nitrate, Al2O3-Sc2O3, and Al2O3-Y2O3, were subjected to ion irradiation using 0.2 MeV H+ ions with a fluence of 3 × 1020 ions/m2 at room temperature. Although all composites… read more here.
Keywords: al2o3 y2o3; irradiation; sintering additives; sicf sic ... See more keywords
Shear behavior of SiCf/SiC interface under the thermo-chemo-mechanical influence and machine-learning-based interfacial microstructure design
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DOI: 10.1088/1361-651x/acd4d5
Abstract: The mechanical behavior of composite interface can be influenced by multiple factors, including the morphological roughness, the structure of coating interphase, and the temperature. Here, high-throughput molecular dynamics (MD) simulations are carried out to investigate… read more here.
Keywords: sic interface; sicf sic; design; interface ... See more keywords
Surface engineering of SiCf/SiC composites by selective thermal removal
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Applied Ceramic Technology"
DOI: 10.1111/ijac.12618
Abstract: Surface engineering based on the Selective Thermal Removal (STR) of SiC fibers from SiCf/SiC composites was used to obtain a brush-like surface in view of joining processes. As observed through 3D confocal microscopy, the thermal… read more here.
Keywords: thermal removal; selective thermal; surface; surface engineering ... See more keywords