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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