Application of response surface methodology to investigate the effect of different variables on conversion of palm kernel shell in steam gasification using coal bottom ash

2016 ◽  
Vol 184 ◽  
pp. 1306-1315 ◽  
Author(s):  
Muhammad Shahbaz ◽  
Suzana Yusup ◽  
Abrar Inayat ◽  
David Onoja Patrick ◽  
Angga Pratama
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Abrar Inayat ◽  
Muddasser Inayat ◽  
Muhammad Shahbaz ◽  
Shaharin A. Sulaiman ◽  
Mohsin Raza ◽  
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Vol 13 (2) ◽  
pp. 452-462
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David Onoja Patrick ◽  
Suzana Yusup ◽  
Noridah B. Osman ◽  
Haslinda Zabiri ◽  
Yoshimitsu Uemura ◽  
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Vol 55 ◽  
pp. 357-365 ◽  
Author(s):  
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2017 ◽  
Vol 31 (12) ◽  
pp. 13824-13833 ◽  
Author(s):  
Muhammad Shahbaz ◽  
Suzana Yusup ◽  
Abrar Inayat ◽  
David Onoja Patrick ◽  
Muhammad Ammar ◽  
...  

2021 ◽  
Vol 29 (3) ◽  
Author(s):  
Nur Hanani Hasana ◽  
Rafeah Wahi ◽  
Yusralina Yusof ◽  
Nabisab Mujawar Mubarak

This study investigates the properties and potential application of Mg-PKS biochar composite for methylene blue solution (MB) adsorption. The Mg-PKS biochar composite was developed from palm kernel shell biochar via steam activation followed by MgSO4 treatment and carbonization. The effect of process parameters such as solution pH (4-10), contact time (30-90 min) and adsorbent dosage (0.1-0.5 g) were investigated via central composite design, response surface methodology. Results revealed that the Mg-PKS biochar composite has irregular shapes pore structure from SEM analysis, a surface area of 674 m2g-1 and average pore diameters of 7.2195 μm based on BET analysis. RSM results showed that the optimum adsorption of MB onto Mg-biochar composite was at pH 10, 30 min contact time and 0.5 g/100 mL dosage with a removal efficiency of 98.50%. In conclusion, Mg treatment is a potential alternative to other expensive chemical treatment methods for biochar upgrading to the adsorbent.


2007 ◽  
Vol 109 (2) ◽  
pp. 107-119 ◽  
Author(s):  
Chee Tein Low ◽  
Rosfarizan Mohamad ◽  
Chin Ping Tan ◽  
Kamariah Long ◽  
Rosnah Ismail ◽  
...  

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