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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Rahman, Hamimah Abdul
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (16/16 displayed)
- 2022Influence of Electrophoretic Deposition (EPD) Voltage on SOFC Interconnect Morphologycitations
- 2021Linear Shrinkage, Strength and Porosity of Alumina-Based Ceramic Foam with Corn Starch as Pore Former
- 2021Fabrication of Silica (SiO2) Foam from Rice Husk Ash (RHA): Effects of Solid Loadings
- 2021Effect of Fabrication Method on Tensile Behaviour of Polysiloxane (POS) Filled Rice Husk Silica (RHA SiO2) Compositescitations
- 2021Perovskite-Type Oxide-Based Dual Composite Cathode for Solid Oxide Fuel Cells: A Short Review
- 2019Effect of SSC Loading on the Microstructural Stability SSC-SDCC Composite Cathode as New Potential SOFC
- 2018Eco-Friendly Flame-Retardant Additives for Polyurethane Foams: A Short Reviewcitations
- 2018FTIR and XRD Evaluation of Magnesium Doped Hydroxyapatite/Sodium Alginate Powder by Precipitation Methodcitations
- 2018Effect of Milling Process and Calcination Temperature on the Properties of BSCF-SDC Composite Cathodecitations
- 2018Morphological and Physical Behaviour on the Sm0.5Sr0.5CoO3-δ/Sm0.2 Ce0.8O1.9 Incorporation with Binary Carbonate as Potential Cathode Materials for SOFCcitations
- 2018Influence of Heat Treatment and Milling Speed on Phase Stability of Ba0.5Sr0.5Co0.8Fe0.2O3-δ Composite Cathode Solid Oxide Fuel Cellcitations
- 2017Effects of Milling Speed and Calcination Temperature on the Phase Stability of Ba0.5Sr0.5Co0.8Fe3-δcitations
- 2017Diversification studies on samarium strontium cobaltite regarding thermal & structural properties as based composite cathode of SOFCcitations
- 2016Preparation of Nickel Oxide-Samarium-Doped Ceria Carbonate Composite Anode Powders by Using High-Energy Ball Milling for Low-Temperature Solid Oxide Fuel Cellscitations
- 2016Ba- and La- strontium cobalt ferrite carbonate composite as cathode materials for low temperature SOFCcitations
- 2015XRD and EDS Analysis of Composite Cathode Powders LSCF-SDCC-Ag for Low Temperature Solid Oxide Fuel Cells (LTSOFC)citations
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article
Fabrication of Silica (SiO2) Foam from Rice Husk Ash (RHA): Effects of Solid Loadings
Abstract
<jats:p>Silica (SiO<jats:sub>2</jats:sub>) foams have been widely applied in numerous fields, mainly filters and catalysts supports, due to their characteristics of high permeability, high porosity and specific surface area. In this study, foams of SiO<jats:sub>2</jats:sub> from rice husk ash (RHA) was fabricated <jats:italic>via</jats:italic> polymeric sponge replication method. Polymeric foam initially was used as template and dipped into SiO<jats:sub>2</jats:sub> slurry followed by drying and sintering to yield the replica of the original polymeric foam. Different solid loadings of SiO<jats:sub>2 </jats:sub>as-derived from RHA (20 to 35 wt. %) slurry and sintering temperature of 1150 °C were applied. Phase identification and chemical composition of the green and sintered foams were conducted using X-Ray Diffraction (XRD) and X-Ray Fluorescence (XRF). Morphological observations were performed using Scanning Electron Microscopy (SEM). Density and porosity of the SiO<jats:sub>2</jats:sub> foams were characterized using Archimedes method. Compressive strengths of the foams were determined as per ASTM C773-88 (1999). XRD analyses confirmed that the SiO<jats:sub>2</jats:sub> as derived from the RHA were of tridymite and cristobalite phases with as high as 93% purity, as confirmed by XRF analyses. The density of SiO<jats:sub>2</jats:sub> foams fabricated was in the range of 0.614 to 0.989 g/cm<jats:sup>3</jats:sup>, whereas the porosity values was in the range of 70% to 82%%. Compressive strengths were found to increase from 0.05 to 0.30 MPa respectively, proportionate with the increased SiO<jats:sub>2</jats:sub> solid loading. Excellent properties of the SiO<jats:sub>2</jats:sub> foams definitely signifies that the polymeric replication method is indeed a promising technique for SiO<jats:sub>2</jats:sub> as derived from RHA foam fabrication.</jats:p>