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A Simple Method of Obtaining Spherical Nanosilica from Rice Husk
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@article{IJASEIT172, author = {Mohammed Noushad and Ismail Ab Rahman and Adam Husein and Dasmawati Mohamad and Abdul Rashid Ismail}, title = {A Simple Method of Obtaining Spherical Nanosilica from Rice Husk}, journal = {International Journal on Advanced Science, Engineering and Information Technology}, volume = {2}, number = {2}, year = {2012}, pages = {141--143}, keywords = {Rice husk; Nanosilica; Orthophosphoric acid; Precipitation}, abstract = {This paper describes the synthesis of nanosilica from rice husk. Synthesis was done by precipitation using different acids, namely, orthophosphoric acid and nitric acid which yielded nanosilica. The effect of different acids and different solvents (polar and non-polar) on the size and degree of agglomeration of the silica particles were studied. When precipitation was done without the use of solvents, the silica particles  obtained were non-spherical in shape, whereas, when precipitation was done using polar solvents (ethanol or 2-propanol), the silica particles were spherical. The use of non-polar solvents (toluene and diethyl ether) resulted in silica particles that were irregular in shape and in the case of orthophosphoric acid, a high degree of agglomeration was also noted. The degree of agglomeration was less when orthophosphoric acid was used with polar solvents as compared to nitric acid in conjunction with polar solvents. As regards the size, it ranged from approximately 70nm to 400nm when either acid was used in conjunction with polar solvents. When non-polar solvents were used, the silica particles were irregular in shape and the particle size was not estimated.}, issn = {2088-5334}, publisher = {INSIGHT - Indonesian Society for Knowledge and Human Development}, url = {http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=172}, doi = {10.18517/ijaseit.2.2.172} }
EndNote
%A Noushad, Mohammed %A Rahman, Ismail Ab %A Husein, Adam %A Mohamad, Dasmawati %A Ismail, Abdul Rashid %D 2012 %T A Simple Method of Obtaining Spherical Nanosilica from Rice Husk %B 2012 %9 Rice husk; Nanosilica; Orthophosphoric acid; Precipitation %! A Simple Method of Obtaining Spherical Nanosilica from Rice Husk %K Rice husk; Nanosilica; Orthophosphoric acid; Precipitation %X This paper describes the synthesis of nanosilica from rice husk. Synthesis was done by precipitation using different acids, namely, orthophosphoric acid and nitric acid which yielded nanosilica. The effect of different acids and different solvents (polar and non-polar) on the size and degree of agglomeration of the silica particles were studied. When precipitation was done without the use of solvents, the silica particles  obtained were non-spherical in shape, whereas, when precipitation was done using polar solvents (ethanol or 2-propanol), the silica particles were spherical. The use of non-polar solvents (toluene and diethyl ether) resulted in silica particles that were irregular in shape and in the case of orthophosphoric acid, a high degree of agglomeration was also noted. The degree of agglomeration was less when orthophosphoric acid was used with polar solvents as compared to nitric acid in conjunction with polar solvents. As regards the size, it ranged from approximately 70nm to 400nm when either acid was used in conjunction with polar solvents. When non-polar solvents were used, the silica particles were irregular in shape and the particle size was not estimated. %U http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=172 %R doi:10.18517/ijaseit.2.2.172 %J International Journal on Advanced Science, Engineering and Information Technology %V 2 %N 2 %@ 2088-5334
IEEE
Mohammed Noushad,Ismail Ab Rahman,Adam Husein,Dasmawati Mohamad and Abdul Rashid Ismail,"A Simple Method of Obtaining Spherical Nanosilica from Rice Husk," International Journal on Advanced Science, Engineering and Information Technology, vol. 2, no. 2, pp. 141-143, 2012. [Online]. Available: http://dx.doi.org/10.18517/ijaseit.2.2.172.
RefMan/ProCite (RIS)
TY - JOUR AU - Noushad, Mohammed AU - Rahman, Ismail Ab AU - Husein, Adam AU - Mohamad, Dasmawati AU - Ismail, Abdul Rashid PY - 2012 TI - A Simple Method of Obtaining Spherical Nanosilica from Rice Husk JF - International Journal on Advanced Science, Engineering and Information Technology; Vol. 2 (2012) No. 2 Y2 - 2012 SP - 141 EP - 143 SN - 2088-5334 PB - INSIGHT - Indonesian Society for Knowledge and Human Development KW - Rice husk; Nanosilica; Orthophosphoric acid; Precipitation N2 - This paper describes the synthesis of nanosilica from rice husk. Synthesis was done by precipitation using different acids, namely, orthophosphoric acid and nitric acid which yielded nanosilica. The effect of different acids and different solvents (polar and non-polar) on the size and degree of agglomeration of the silica particles were studied. When precipitation was done without the use of solvents, the silica particles  obtained were non-spherical in shape, whereas, when precipitation was done using polar solvents (ethanol or 2-propanol), the silica particles were spherical. The use of non-polar solvents (toluene and diethyl ether) resulted in silica particles that were irregular in shape and in the case of orthophosphoric acid, a high degree of agglomeration was also noted. The degree of agglomeration was less when orthophosphoric acid was used with polar solvents as compared to nitric acid in conjunction with polar solvents. As regards the size, it ranged from approximately 70nm to 400nm when either acid was used in conjunction with polar solvents. When non-polar solvents were used, the silica particles were irregular in shape and the particle size was not estimated. UR - http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=172 DO - 10.18517/ijaseit.2.2.172
RefWorks
RT Journal Article ID 172 A1 Noushad, Mohammed A1 Rahman, Ismail Ab A1 Husein, Adam A1 Mohamad, Dasmawati A1 Ismail, Abdul Rashid T1 A Simple Method of Obtaining Spherical Nanosilica from Rice Husk JF International Journal on Advanced Science, Engineering and Information Technology VO 2 IS 2 YR 2012 SP 141 OP 143 SN 2088-5334 PB INSIGHT - Indonesian Society for Knowledge and Human Development K1 Rice husk; Nanosilica; Orthophosphoric acid; Precipitation AB This paper describes the synthesis of nanosilica from rice husk. Synthesis was done by precipitation using different acids, namely, orthophosphoric acid and nitric acid which yielded nanosilica. The effect of different acids and different solvents (polar and non-polar) on the size and degree of agglomeration of the silica particles were studied. When precipitation was done without the use of solvents, the silica particles  obtained were non-spherical in shape, whereas, when precipitation was done using polar solvents (ethanol or 2-propanol), the silica particles were spherical. The use of non-polar solvents (toluene and diethyl ether) resulted in silica particles that were irregular in shape and in the case of orthophosphoric acid, a high degree of agglomeration was also noted. The degree of agglomeration was less when orthophosphoric acid was used with polar solvents as compared to nitric acid in conjunction with polar solvents. As regards the size, it ranged from approximately 70nm to 400nm when either acid was used in conjunction with polar solvents. When non-polar solvents were used, the silica particles were irregular in shape and the particle size was not estimated. LK http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=172 DO - 10.18517/ijaseit.2.2.172