Browsing Wong Yee Shian, Assoc. Prof. Ts. Dr. by Author "Ho, Li Ngee"
Now showing items 1-15 of 15
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Artificial aeration to enhance the mineralization of mono azo (methyl orange)-containing wastewater using recirculated up-flow constructed wetland
Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Chen, Siaw Fun (Gh. Asachi Technical University of Iasi, 2014)The aim of this study is to evaluate the treatment performance of mono azo dye Methyl Orange (MO)-containing wastewater by recirculated up-flow constructed wetland (UFCW) with and without supplementary aeration. The ... -
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 ... -
Decolorization and mineralization of Batik wastewater through solar photocatalytic process
Wan Fadhilah, Khalik; Ho, Li Ngee; Ong, Soon-An; Wong, Yee Shian; Nik Athirah, Yusoff; Muhammad Ridwan, Fahmi (Penerbit Universiti Kebangsaan Malaysia, 2015-04-01)In this study, the photocatalytic degradation of batik wastewater in the presence of zinc oxide (ZnO) as photocatalyst was investigated. The effect of various operating parameters, such as pH of batik wastewater, catalyst ... -
Degradation of phenol through solar-photocatalytic treatment by zinc oxide in aqueous solution
Nik Athirah, Yusoff; Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Wan Fadhilah, Khalik (Taylor and Francis Ltd., 2015-05-08)Phenol-containing wastewater is only allowed in a very small amount either in sewage or industrial effluent due to the hazardous effect towards the environment. The objective of this study was to investigate the photocatalytic ... -
Degradation of synthetic dye wastewater by using combined anaerobic-aerobic and aerobic sequencing batch reactors
Murali, V.; Ong, Soon-An; Nasrul, Hamidin, Dr.; Wong, Yee Shian; Ho, Li Ngee; Khairul Anuar, Pakri (Universiti Malaysia Perlis (UniMAP), 2012-06-18)Azo dyes are the dye used by the majority of the textile industries. The treatment options for this azo dye are physical, chemical and biological methods. The aim of this study was to assess the performance of dye ... -
Effects of synthesis Ni doped Tio2 on Photocatalytic degradation process
Min, Ohm Mar; Ong, Soon-An; Wong, Yee Shian; Ho, Li Ngee (AENSI Publisher (American-Eurasian Network for Scientific Information, 2014)Titanium is opropoxide, Ethanol, Acetic acid and nickel chloride hexahydrate were used as reagents. The objectives of this study is to synthesize TiO2 and Ni doped TiO2 powders by using reflux sol-gel method and to compare ... -
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 ... -
Hybrid system up-flow constructed wetland integrated with microbial fuel cell for simultaneous wastewater treatment and electricity generation
Oon, Yoong Ling; Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Oon, Yoong Sin; Lehl, Harvinder Kaur Aur; Thung, Wei Eng (Elsevier Ltd, 2015-06-01)An innovative design of upflow constructed wetland-microbial fuel cell (UFCW-MFC) planted with cattail was used for simultaneous wastewater treatment and electricity generation. The electrodes material employed in the study ... -
Photocatalytic activity of zinc oxide (ZnO) synthesized through different methods
Nik Athirah, Yusoff; Ho, Li Ngee; Ong, Soon-An; Wong, Yee Shian; Wan Fadhilah, Khalik (Taylor and Francis Ltd., 2016-06)Derivatives of phenol are considered as part of the persistent organic pollutants with endocrine effects persist in the environment and resist to bio-degradation which is difficult to be degraded. The objective of this ... -
Semi-batch operated constructed wetlands planted with Phragmites australis for treatment of dyeing wastewater
Ong, Soon-An; Ho, Li Ngee; Wong, Yee Shian; Danny Leonard, Dugil; Hafizah, Samad (Taylor's University College, 2011-10)The objective of present study is to evaluate the using of constructed wetland under semi-batch operation for the treatment of azo dye Acid Orange 7 (AO7) containing wastewater. The emergent plant selected in our study was ... -
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 ... -
Synergistic effect of up-flow constructed wetland and microbial fuel cell for simultaneous wastewater treatment and energy recovery
Oon, Yoong Ling; Ong, Soon-An; Ho, Li Ngee; Wong, Yeeshian; Farrah Aini, Dahalan; Oon, Yoong Sin; Lehl, Harvinder Kaur Aur; Thung, Wei Eng (Elsevier, 2016-03-01)This study demonstrated a successful operation of up-flow constructed wetland-microbial fuel cell (UFCW-MFC) in wastewater treatment and energy recovery. The goals of this study were to investigate the effect of circuit ...