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Optimising the yield of silicon carbide synthesised from indigenous biomass husk using different catalysts

IR@NML: CSIR-National Metallurgical Laboratory, Jamshedpur

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Title Optimising the yield of silicon carbide synthesised from indigenous biomass husk using different catalysts
 
Creator Ahmad, Khalil
Ali, Muhammad
Ibrahim , Ather
Baig, Waqas Mehmood
 
Subject Materials Science
Metallurgy
 
Description Biomass husk is a cost effective source to produce silicon based ceramics. Present work deals with the catalytic synthesis of silicon carbide from biomass husk of indigenous rice as raw materials. Rice husk samples were treated with different concentrations of sodium silicate, 40 % hydrochloric acid and a mixture of 40 % HCl and 2 gl-1 Na SiO . Treated husk were pyrolysed at 13500C in argon atmosphere and then 2 3 oxidised to eliminate unreacted carbon. Products were characterised by XRD, SEM and EDS techniques in order to confirm the carbide formation, to identify carbide morphology and to conduct elemental analysis respectively. Maximum yield was obtained in case of catalytic treatment with 2 gl-1 Na SiO . Acid treatment, although showed no considerable 2 3 increase in yield, fostered whiskers formation instead of particles.
 
Publisher CSIR-NML
 
Date 2014-03
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://eprints.nmlindia.org/7184/1/23-27.pdf
Ahmad, Khalil and Ali, Muhammad and Ibrahim , Ather and Baig, Waqas Mehmood (2014) Optimising the yield of silicon carbide synthesised from indigenous biomass husk using different catalysts. Journal of Metallurgy and Materials Science, 56(1) (NON-SCI). pp. 23-27.
 
Relation http://www.nmlindia.org/7184
http://eprints.nmlindia.org/7184/