Browsing Ong Soon An, Assoc. Prof. Dr. by Author "yswong@unimap.edu.my"
Now showing items 1-17 of 17
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Adsorption behavior of cationic and anionic dyes onto acid treated coconut coir
Ong, Soon An, Dr.; Ho, Li Ngee, Dr.; Wong, Yee Shian; Asraff, Zainuddin (Taylor and Francis Group, LLC., 2013-09)The adsorption of Methylene Blue (MB) and Acid Orange 7 (AO7) from aqueous solutions by acid treated coconut coir was investigated under laboratory conditions to assess its potential in removing cationic and anionic dyes. ... -
Adsorption efficiency of garcinia mangostana linn. (GML) shells based activated carbon
Nabilah Aminah, Lutpi; W. Fadhilah, W. M. Khalik; Che Ku Kairulazam, Che Ku Abdullah; Wong, Yee Shian; Ong, Soon An, Dr.; Tengku Nuraiti, Tengku Izhar (Trans Tech Publications, 2013)The objective of this study is to investigate the adsorption efficiency of Garcinia Mangostana Linn. (GML) shells based activated carbon using two synthetic dyes which are methylene blue and acid orange 7. The parameters ... -
Comparative study on photocatalytic degradation of mono azo dye acid orange 7 and methyl orange under solar light irradiation
Ong, Soon An, Dr.; Ohm, Mar Min; Ho, Li Ngee, Dr.; Wong, Yee Shian (Springer Science+Business Media B.V., 2012-09)The objective of this study was to investigate and compare the kinetic photocatalytic degradation of mono azo dyes Acid Orange 7 (AO7) and Methyl Orange (MO) under solar light irradiation with titanium dioxide (TiO 2) as ... -
Comparison between the photocatalytic degradation of single and binary azo dyes in TiO2 suspensions under solar light irradiation
Min, Ohm Mar; Ho, Li Ngee; Ong, Soon-An; Wong, Yee Shian (IWA Publishing, 2015-12)Textile industries discharge a large quantity of colored wastewater which is harmful to the ecosystem. In this study, two kinds of dyes were investigated: the mono azo Acid Orange 7 (AO7) and diazo Reactive Green 19 (RG19). ... -
Comprehensive review and compilation of treatment for azo dyes using microbial fuel cells
Viswanathan, Murali; Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Nasrul, Hamidin (Water Environment Federation, 2013-03)Microbial fuel cells (MFCs) represent an emerging technology that focuses on power generation and effluent treatment. This review compiles articles related to MFCs using azo dye as the substrate. The significance of the ... -
Effects of cationization hybridized biopolymer from Bacillus subtilis on flocculating properties
Khiew, Siee Kung; Teng, Tjoon Tow; Wong, Yee Shian; Ong, Soon-An; Norli, Ismail; Abbas Fadhl Mubarek, Alkarkhi (Taylor and Francis Ltd., 2015-07-29)Bacillus subtilis isolated from palm oil mill wastewater was able to produce biopolymer with high flocculating activity in treating kaolin clay suspension (Al2Si2O5(OH)4). Hybridization of the biopolymer with monovalent, ... -
Evaluation of integrated anaerobic-aerobic biofilm reactor for degradation of azo dye methyl orange
Viswanathan, Murali; Ong, Soon An, Dr.; Ho, Li Ngee, Dr.; Wong, Yee Shian (Elsevier Ltd., 2013-09)This study was to investigate the mineralization of wastewater containing methyl orange (MO) in integrated anaerobic-aerobic biofilm reactor with coconut fiber as bio-material. Different aeration periods (3. h in phase 1 ... -
Evaluation on the molecular structure of azo dye in photocatalytic mineralization under solar light irradiation
Wan Fadhilah, Khalik; Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Nik Athirah, Yusoff; Muhammad Ridwan, Fahmi (Taylor and Francis Ltd., 2015-08-21)The aim of this study was to investigate the effects of number of sulphonic groups on solar photocatalytic degradation of Acid Orange 7 (AO7), Orange G (OG), New Coccine (NC), Reactive Black 5 (RB5) and Reactive Green 19 ... -
A highly efficient single chambered up-flow membrane-less microbial fuel cell for treatment of azo dye Acid Orange 7-containing wastewater
Thung, Wei Eng; Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Oon, Yoong Ling; Oon, Yoong Sin; Harvinder Kaur, Lehl; Fahmi, Muhammad Ridwan (Elsevier B.V., 2015-12-01)Single chambered up-flow membrane-less microbial fuel cell (UFML MFC) was developed to study the feasibility of the bioreactor for decolorization of Acid Orange 7 (AO7) and electricity generation simultaneously. The ... -
Mineralization of diazo dye (Reactive Black 5) in wastewater using recirculated up-flow constructed wetland reactor
Ong, Soon An, Dr.; Ho, Li Ngee, Dr.; Wong, Yee Shian; Chen, Siaw Fun; Viswanathan, Murali; Rohazita, Bahari (Desalination Publications, 2012)Application of a sequential anaerobic and aerobic process in a constructed wetland can enhance the treatment performance of textile wastewater. In this study, two laboratory-scale recirculated up-flow constructed wetland ... -
Performance and kinetic study on bioremediation of diazo dye (reactive black 5) in wastewater using spent GAC-biofilm sequencing batch reactor
Ong, Soon An, Dr.; Ho, Li Ngee, Dr.; Wong, Yee Shian; Komalathevi, Raman (Springer Science+Business Media B.V., 2012-05)Combinations of sequential anaerobic and aerobic process enhance the treatment of textile wastewater. The aim of this study was to investigate the treatment of diazo dye Reactive Black 5 (RB5)- containing wastewater using ... -
Photocatalytic mineralization of azo dye Acid Orange 7 under solar light irradiation
Ong, Soon An, Dr.; Ho, Li Ngee, Dr.; Wong, Yee Shian; Ohm, Mar Min; Lai, Li Sze; Khiew, Siee Kung; Viswanathan, Murali (Desalination Publications, 2012)The objective of this study was to investigate mineralization of hazardous water soluble azo dye Acid Orange 7 (AO7) under photocatalytic process. In this experiment, sunlight was used as the source for UV irradiation and ... -
Production of bioflocculant by staphylococcus cohnii ssp. from Palm Oil Mill Effluent (POME)
Wong, Yee Shian; Ong, Soon An, Dr.; Teng, Tjoon Tow; Nabilah Aminah, Lutpi; Kumaran, Kasthuri (Springer Science+Business Media B.V., 2012-09)Staphylococcus cohnii ssp. was found to produce a bioflocculant with high flocculating activity for kaolin suspension. Using optimized culture conditions, a flocculating activity of 70.3 % at a bioflocculation concentration ... -
Simultaneous wastewater treatment and power generation with innovative design of an upflow membrane-less microbial fuel cell
Thung, Wei Eng; Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Oon, Yoong Ling; Oon, Yoong Sin; Harvinder Kaur, Lehl (Springer International Publishing, 2015-05-01)Abstract The objective of this study was to evaluate the performance of an upflow membrane-less microbial fuel cell (UFML MFC) with various types of carbon material as cathodes in power output and chemical oxygen demand ... -
Solar photocatalytic degradation of azo dye Reactive Black 5 in aqueous suspension of TiO2
Ong, Soon-An; Min, Ohm Mar; Ho, Li Ngee; Wong, Yee Shian; Fahmi Muhammad, Ridwan (IWA Publishing, 2011)Photocatalytic degradation of pollutants under solar light irradiation is an economically viable process and a very promising clean wastewater treatment technology. The aim of this study is to evaluate photocatalytic ... -
Solar photocatalytic degradation of mono azo methyl orange and diazo reactive green 19 in single and binary dye solutions: Adsorbability vs photodegradation rate
Ong, Soon An, Dr.; Ohm, Mar Min; Ho, Li Ngee, Dr.; Wong, Yee Shian (Springer-Verlag Berlin Heidelberg, 2013-05)The objective of this study was to examine the effects of adsorbability and number of sulfonate group on solar photocatalytic degradation of mono azo methyl orange (MO) and diazo Reactive Green 19 (RG19) in single and ... -
Sorption of methylene blue and acid orange 7 onto ananas comosus peels and leaves based activated carbon
Nabilah Aminah, Lutpi; Nurul Najiha, Jamil; Che Ku Kairulazam, Che Ku Abdullah; Wong, Yee Shian; Ong, Soon An, Dr.; Tengku Nuraiti, Tengku Izhar (Trans Tech Publications, 2013)The adsorption of Methylene Blue (MB) and Acid Orange 7 (AO7) dye onto Ananas Comosus Mixed Peels and Leaves (ACMPL) were carried out by conducting four different parameters such as initial concentration, pH, dosage of ...