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Assessing the impacts of climate variables on long-term air quality trends in Peninsular Malaysia. (2023)
Journal Article
ZHENG, Y., OOI., M.C.G., JUNENG, L., WEE, H.B., LATIF, M.T., NADZIR, M.S.M., HANIF, N.M., CHAN, A., LI, L., AHMAD, N.B., TANGANG, F. 2023. Assessing the impacts of climate variables on long-term air quality trends in Peninsular Malaysia. Science of the total environment [online], 901, article 166430. Available from: https://doi.org/10.1016/j.scitotenv.2023.166430

Climate change is thought to influence the composition of atmospheric air, but little is known about the direct relationship between these variables, especially in a hot tropical climate like that of Malaysia. This work summarizes and analyzes the cl... Read More about Assessing the impacts of climate variables on long-term air quality trends in Peninsular Malaysia..

Synthesis of a new biocomposite for fertiliser coating: assessment of biodegradability and thermal stability. (2023)
Journal Article
KETABCHI, M.R., MASOUDI SOLTANI, S. and CHAN, A. 2023. Synthesis of a new biocomposite for fertiliser coating: assessment of biodegradability and thermal stability. Environmental science and pollution research [online], 30(41), pages 93722-93730. Available from: https://doi.org/10.1007/s11356-023-28892-0

The bio- and thermal degradation as well as the water absorption properties of a novel biocomposite comprising cellulose nanoparticles, natural rubber and polylactic acid have been investigated. The biodegradation process was studied through an assem... Read More about Synthesis of a new biocomposite for fertiliser coating: assessment of biodegradability and thermal stability..

Impacts of annealing temperature and time on the thermoelectric performance of recycled carbon fiber (RCF)/n-Bi2Te3 heterostructure thermoelectric composites. (2023)
Journal Article
JAGADISH, P., KHALID, M., WONG, W.P., PHEI LI. L., CHELVANATHAN, P., WALVEKAR, R., MUBARAK, N.M. and CHAN, A. 2023. Impacts of annealing temperature and time on the thermoelectric performance of recycled carbon fiber (RCF)/n-Bi2Te3 heterostructure thermoelectric composites. ECS journal of solid state science and technology [online], 12(6), article number 061004. Available from: https://doi.org/10.1149/2162-8777/acdd98

Recycling carbon fibre waste is crucial for sustainability in the composites industry. Herein, we report the fabrication of a heterostructure composite using recycled carbon fiber (RCF) and n-type bismuth telluride (n-Bi2Te3) for thermoelectric appli... Read More about Impacts of annealing temperature and time on the thermoelectric performance of recycled carbon fiber (RCF)/n-Bi2Te3 heterostructure thermoelectric composites..

Numerical modeling of varying hemodynamic features with changing internal carotid artery bifurcation angles and degrees of stenosis. (2023)
Journal Article
AL BISHTAWI, B., SOO, Y.H., CHAN, A.T.Y. and SCRIBANO, G. 2023. Numerical modeling of varying hemodynamic features with changing internal carotid artery bifurcation angles and degrees of stenosis. European journal of mechanics - B/Fluids [online], 101, pages 176-194. Available from: https://doi.org/10.1016/j.euromechflu.2023.05.009

Atherosclerosis is a disease clinically categorized as a silent killer as its symptoms only become pronounced after the buildup has extensively progressed. Therefore, early detection, prediction and treatment become of great priority. The focus of th... Read More about Numerical modeling of varying hemodynamic features with changing internal carotid artery bifurcation angles and degrees of stenosis..

Assessing the contribution of open crop straw burning to ground-level ozone and associated health impacts in China and the effectiveness of straw burning bans. (2022)
Journal Article
HUANG, L., ZHU, Y., LIU, H., WANG, Y., ALLEN, D.T., OOI, M.C.G., MANOMAIPHIBOON, K., LATIF, M.T., CHAN, A. and LI, L. 2023. Assessing the contribution of open crop straw burning to ground-level ozone and associated health impacts in China and the effectiveness of straw burning bans. Environment international [online], 171, article 107710. Available from: https://doi.org/10.1016/j.envint.2022.107710

In recent years, ozone pollution in China has been shown to increase in frequency and persistence despite the concentrations of fine particulate matter (PM2.5) decreasing steadily. Open crop straw burning (OCSB) activities are extensive in China and... Read More about Assessing the contribution of open crop straw burning to ground-level ozone and associated health impacts in China and the effectiveness of straw burning bans..

Graphene oxide's regenerative acidity and its effects on the hydration of type II Portland cement. (2022)
Journal Article
SHEIKH, T.M., ANWAR, M.P., MUTHOOSAMY, K., JAGANATHAN, J., CHAN, A. and MOHAMED, A.A. 2023. Graphene oxide's regenerative acidity and its effects on the hydration of type II Portland cement. Construction and building materials [online], 364, article 129933. Available from: https://doi.org/10.1016/j.conbuildmat.2022.129933

Incorporation of graphene oxide (GO) has been found to considerably improve the hydration process, strength and durability of Portland cement. However, the exact nature of its chemical interactions with the cement are unclear. In this study, GO of va... Read More about Graphene oxide's regenerative acidity and its effects on the hydration of type II Portland cement..

A multi-objective decision framework for the selection of feasible and viable hybrid renewable energy systems in energy-constrain communities. (2022)
Journal Article
JOHNSON, Z.S., ABAKAR, Y.A., SHANMUGAM, S.A. and CHAN, A. 2023. A multi-objective decision framework for the selection of feasible and viable hybrid renewable energy systems in energy-constrain communities. International journal of renewable energy technology [online], 14(1), pages 92-113. Available from: https://doi.org/10.1504/IJRET.2023.127569

Choosing the appropriate system configuration that meets the multi-objectives of profit-making and environmental protection is always a critical decision for both entrepreneurs and the government. The choice is complicated primarily if several possib... Read More about A multi-objective decision framework for the selection of feasible and viable hybrid renewable energy systems in energy-constrain communities..

The importance of NOx control for peak ozone mitigation based on a sensitivity study using CMAQ‐HDDM‐3D model during a typical episode over the Yangtze River delta region, China. (2022)
Journal Article
WANG, Y., YALUK, E.A., CHEN, H., JIANG, S., HUANG, L., ZHU, A., XIAO, S., XUE, J., LU, G., BIAN, J., KASEMSAN, M., ZHANG, K., LIU, H., TONG, H., OOI, M.C.G., CHAN, A. and LI, L. 2022. The importance of NOx control for peak ozone mitigation based on a sensitivity study using CMAQ-HDDM-3D model during a typical episode over the Yangtze River delta region, China. Journal of geophysical research: atmospheres [online], 127(9), article e2022JD036555. Available from: https://doi.org/10.1029/2022jd036555

In recent years, ground-level ozone (O3) has been one of the main pollutants hindering air quality compliance in China's large city-clusters including the Yangtze River Delta (YRD) region. In this work, we utilized the process analysis (PA) and the h... Read More about The importance of NOx control for peak ozone mitigation based on a sensitivity study using CMAQ‐HDDM‐3D model during a typical episode over the Yangtze River delta region, China..

Contribution of aerosol species to the 2019 smoke episodes over the east coast of peninsular Malaysia. (2022)
Journal Article
NAPI, N.N.L.M., OOI, M.C.G., LATIF, M.T., JUNENG, L., NADZIR, M.S.M., CHAN, A., LI, L. and ABDULLAH, S. 2022. Contribution of aerosol species to the 2019 smoke episodes over the east coast of peninsular Malaysia. Aerosol and air quality research [online], 22(7), article 210393. Available from: https://doi.org/10.4209/aaqr.210393

Large-scale biomass burning (BB) emits large amounts of aerosols that lead to transboundary smoke events and adversely impacts human health, whilst causing societal and environmental issues. High ambient PM2.5 concentration in the year 2019 based on... Read More about Contribution of aerosol species to the 2019 smoke episodes over the east coast of peninsular Malaysia..

Future-proofing Klang Valley’s veins with REBET: a framework for directing transportation technologies towards infrastructure resilience. (2022)
Journal Article
GHAZY, S., TANG, Y.H., MUGUMAY, K.L., WONG, J.Y. and CHAN, A. 2022. Future-proofing Klang Valley’s veins with REBET: a framework for directing transportation technologies towards infrastructure resilience. Technological forecasting and social change [online], 180, article 121666. Available from: https://doi.org/10.1016/j.techfore.2022.121666

The transportation industry is in the midst of a revolution with technologies, such as shared vehicles, drones, and autonomous vehicles, that are poised to reshape the way we move. Yet, the multitude of technologies present a difficulty in prioritizi... Read More about Future-proofing Klang Valley’s veins with REBET: a framework for directing transportation technologies towards infrastructure resilience..

Multi-temporal analysis of past and future land cover change in the highly urbanized state of Selangor, Malaysia (2022)
Journal Article
AZARI, M., BILLA, L. and CHAN, A. 2022. Multi-temporal analysis of past and future land cover change in the highly urbanized state of Selangor, Malaysia. Ecological processes [online], 11, article number 2. Available from: https://doi.org/10.1186/s13717-021-00350-0

This study analysed the multi-temporal trend in land cover, and modelled a future scenario of land cover for the year 2030 in the highly urbanized state of Selangor, Malaysia. The study used a Decision Forest-Markov chain model in the land change mod... Read More about Multi-temporal analysis of past and future land cover change in the highly urbanized state of Selangor, Malaysia.

Pedestrianisation zoning and air quality in Hong Kong. (2021)
Journal Article
CHAN, A. and CHOW, K. 2021. Pedestrianisation zoning and air quality in Hong Kong. Global journal of engineering sciences [online], 8(2), article number 000684. Available from: https://doi.org/10.33552/GJES.2021.08.000684

Air quality assessment in the vicinity of the Causeway Bay Pedestrianisation Scheme is conducted. The study analyses the concentration of respiratory suspended particulates, nitrogen oxides and carbon monoxides, and shows that reductions for the thre... Read More about Pedestrianisation zoning and air quality in Hong Kong..

Impacts of lateral boundary condition resolution in tropical urban climate modelling for Kuala Lumpur. (2021)
Journal Article
ISA, N.A., SALLEH, S.A., WAN MOHD, W.M.N., OOI, M.C.G., CHAN, A. and ISLAM, M.A. 2021. Impacts of lateral boundary condition resolution in tropical urban climate modelling for Kuala Lumpur. Engineering journal [online], 25(1), pages 165-175. Available from: https://doi.org/10.4186/ej.2021.25.1.165

Choosing the best LBCs is still debated among researchers due to the errors resulted. However, several recommendations have been documented to control the errors propagated by LBCs. One of the recommendations is employing higher resolutions LBCs. In... Read More about Impacts of lateral boundary condition resolution in tropical urban climate modelling for Kuala Lumpur..

A flipped classroom: learning experiences in programming. (2021)
Journal Article
YONG, S.T., TIONG, K.M., CHAN, A. and KHIEW, P.S. 2021. A flipped classroom: learning experiences in programming. International journal of virtual and personal learning environments [online], 11(1), pages 23-37. Available from: https://doi.org/10.4018/IJVPLE.2021010102

This study explored students' perceptions of a flipped classroom for an introductory programming class. Students were required to watch video lectures and read lecture notes in advance (pre-class self-study) to prepare themselves for the in-class lec... Read More about A flipped classroom: learning experiences in programming..

The silver lining of COVID‐19: estimation of short‐term health impacts due to lockdown in the Yangtze River Delta region, China. (2020)
Journal Article
HUANG, L., LIU, Z., LI, H., WANG, Y., LI, Y., ZHU, Y., OOI, M.C.G., AN, J., SHANG, Y., ZHANG, D., CHAN, A. and LI, L. 2020. The silver lining of COVID-19: estimation of short-term health impacts due to lockdown in the Yangtze River Delta Region, China. GeoHealth [online], 4(9), e2020GH000272. Available from: https://doi.org/10.1029/2020gh000272

The outbreak of COVID-19 in China has led to massive lockdowns in order to reduce the spread of the epidemic and control human-to-human transmission. Subsequent reductions in various anthropogenic activities have led to improved air quality during th... Read More about The silver lining of COVID‐19: estimation of short‐term health impacts due to lockdown in the Yangtze River Delta region, China..

BIM-VR framework for building information modelling in engineering education. (2020)
Journal Article
WONG, J.-Y., YIP, C.-C., YONG, S.-T., CHAN, A., KOK, S.-T., ALI, M.T. and GOUDA, E. 2020. BIM-VR framework for building information modelling in engineering education. International journal of interactive mobile technologies [online], 14(6), pages 15-39. Available from: https://doi.org/10.3991/ijim.v14i06.13397

With the advancement of information technology, Building Information Modeling (BIM) is evolving fast and play an essential role in Architecture, Engineering, Construction, Owner and Operators (AECOO) industry. Universities play an important role in t... Read More about BIM-VR framework for building information modelling in engineering education..

Land cover impacts towards thermal variation in the Kuala Lumpur City. (2020)
Journal Article
ISA, N.A., WAN MOHD, W.M.N., SALLEH, S.A., GEE OOI, M.C. and CHAN, A. 2020. Land cover impacts towards thermal variation in the Kuala Lumpur City. Journal of urban and regional analysis [online], 12(1), pages 91-111. Available from: https://doi.org/10.37043/JURA.2020.12.1.6

Physical geography and urban characteristics influence the urban climate conditions. Built-up areas, green urban parks, forest reserves, streets and terrain constitute the climatic interactions within urban areas. These have led to the variation of t... Read More about Land cover impacts towards thermal variation in the Kuala Lumpur City..

Seasonal fluxes and sources apportionment of dissolved inorganic nitrogen wet deposition at different land-use sites in the Three Gorges reservoir area. (2020)
Journal Article
CUI, J., ZHANG, Y., YANG, F., CHANG, Y., DU, K., CHAN, A. and YAO, D. 2020. Seasonal fluxes and sources apportionment of dissolved inorganic nitrogen wet deposition at different land-use sites in the Three Gorges reservoir area. Ecotoxicology and environmental safety [online], 193, article 110344. Available from: https://doi.org/10.1016/j.ecoenv.2020.110344

To identify seasonal fluxes and sources of dissolved inorganic nitrogen (DIN) wet deposition, concentrations and δ15N signatures of nitrate (NO3−) and ammonium (NH4+) in wet precipitation were measured at four typical land-use types in the Three Gorg... Read More about Seasonal fluxes and sources apportionment of dissolved inorganic nitrogen wet deposition at different land-use sites in the Three Gorges reservoir area..

The uncharacteristic occurrence of the June 2013 biomass-burning haze event in Southeast Asia: effects of the Madden-Julian oscillation and tropical cyclone activity. (2020)
Journal Article
OOZEER, Y., CHAN, A., WANG, J., REID, J.S., SALINAS, S.V., OOI, M.C.G. and MORRIS, K.I. 2020. The uncharacteristic occurrence of the June 2013 biomass-burning haze event in Southeast Asia: effects of the Madden-Julian oscillation and tropical cyclone activity. Atmosphere [online], 11(1), article 55. Available from: https://doi.org/10.3390/atmos11010055

One of the worst haze events to ever hit Peninsular Malaysia occurred in June 2013 due to smoke from Riau, Central Sumatra. While biomass-burning in the region is common, the early occurrence of a haze episode of this magnitude was uncharacteristic o... Read More about The uncharacteristic occurrence of the June 2013 biomass-burning haze event in Southeast Asia: effects of the Madden-Julian oscillation and tropical cyclone activity..

Geospatial modelling of watershed peak flood discharge in Selangor, Malaysia. (2019)
Journal Article
CHEAH, R., BILLA, L., CHAN, A., TEO, F.Y., PRADHAN, B. and ALAMRI, A.M. 2019. Geospatial modelling of watershed peak flood discharge in Selangor, Malaysia. Water [online], 11(12), article 2490. Available from: https://doi.org/10.3390/w11122490

Conservative peak flood discharge estimation methods such as the rational method do not take into account the soil infiltration of the precipitation, thus leading to inaccurate estimations of peak discharges during storm events. The accuracy of estim... Read More about Geospatial modelling of watershed peak flood discharge in Selangor, Malaysia..