All Outputs (47)

Evaluation of WRF model performance with different microphysics schemes for extreme rainfall prediction in Lagos, Nigeria: implications for urban flood risk management. (2024)
Journal Article
OYEGBILE, O., CHAN, A., OOI, M., ANWAR, P., MOHAMED, A.A. and LI, L. 2024. Evaluation of WRF model performance with different microphysics schemes for extreme rainfall prediction in Lagos, Nigeria: implications for urban flood risk management. Bulletin of atmospheric science and technology [online], 5, article 19. Available from: https://doi.org/10.1007/s42865-024-00081-y

In Nigeria, particularly in urban areas like Lagos, flooding is a frequent natural hazard. In 2011, Lagos experienced one of its worst floods resulting in significant economic losses and displacement of people. In recent years, Lagos has continued to... Read More about Evaluation of WRF model performance with different microphysics schemes for extreme rainfall prediction in Lagos, Nigeria: implications for urban flood risk management..

Effect of slip and thermal gradient on micropolar nano suspension flow across a moving hydrogen fuel-cell membrane. (2024)
Journal Article
SACHHIN, S.M., MAHABALESHWAR, U.S. and CHAN. A. 2024. Effect of slip and thermal gradient on micropolar nano suspension flow across a moving hydrogen fuel-cell membrane. International journal of hydrogen energy [online], 63, pages 59-81. Available from: https://doi.org/10.1016/j.ijhydene.2024.02.332

The present article examines the micropolar fluid flow with nanofluid suspension across porous stretching/shrinking surfaces with added heat transfer through heat source/sink and radiation. The situation arises in the electrolytic fluid flow across f... Read More about Effect of slip and thermal gradient on micropolar nano suspension flow across a moving hydrogen fuel-cell membrane..

Stagnation-point Brinkman flow of nanofluid on a stretchable plate with thermal radiation. (2024)
Journal Article
MAHABALESHWAR, U.S., MAHESH, R. and CHAN, A. 2024. Stagnation-point Brinkman flow of nanofluid on a stretchable plate with thermal radiation. International journal of applied and computational mathematics [online], 10(2), article number 47. Available from: https://doi.org/10.1007/s40819-024-01685-w

The study is an analytical exploration of hybrid nanofluid flow at a stagnation-point with Brinkman effect on a stretchable plate with thermal radiation. All of the aforementioned factors were taken into account when developing the mathematical model... Read More about Stagnation-point Brinkman flow of nanofluid on a stretchable plate with thermal radiation..

An exploratory study on wind speed profiling of high-rise building/monument using EnviMET. (2023)
Journal Article
ZAKARIA, N.H., SALLEH, S.A., ISA, N.A., CHAN, A., OOI, M.C.G. and ASMAT, A. 2023. An exploratory study on wind speed profiling of high-rise building/monument using EnviMET. Malaysian construction research journal [online], 20(3): special issue for 6th International conference on research methodology for built environment and engineering 2023 (ICRMBEE 2023), 28 February - 2 March 2023, pages 123-137. Available from: https://www.cream.my/prod/mcrj-special-issue-volume-20-no-3-2023-

Envi-MET is a useful tool for simulating wind speed at building heights and modelling microclimatic conditions around buildings, including wind speed around buildings and other structures. Envi-MET is used in this study to simulate wind speed toward... Read More about An exploratory study on wind speed profiling of high-rise building/monument using EnviMET..

Assessments of the WRF model in simulating 2021 extreme rainfall episode in Malaysia. (2023)
Journal Article
CHEN, Y., CHAN, A., GEE OOI, C., LI, L. and YENN TEO, F. 2024. Assessments of the WRF model in simulating 2021 extreme rainfall episode in Malaysia. Air quality, atmosphere and health [online], 17(2), pages 257-281. Available from: https://doi.org/10.1007/s11869-023-01442-w

An episode of extreme monsoonal flood event has severely affected the East and West coast of Peninsular Malaysia from 16th to 18th December 2021. The extreme rainfall was documented to be associated to Tropical Depression 29 and Typhoon Rai. In addit... Read More about Assessments of the WRF model in simulating 2021 extreme rainfall episode in Malaysia..

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..

Windstorm hazardous area mapping using multi-criteria evaluation techniques of fuzzy logic approach. (2023)
Presentation / Conference Contribution
ZAKARIA, N.H., SALLEH, S.A., CHAN, A., OOI, M.C.G., ISA, N.A. and LATIF, Z.A. 2023. Windstorm hazardous area mapping using multi-criteria evaluation techniques of fuzzy logic approach. IOP conference series: earth and environmental science [online], 1217: proceedings of the 6th International conference on research methodology for built environment and engineering (ICRMBEE2023), 28 February - 2 March 2023, Bangkok, Thailand, article number 012036. Available from: https://doi.org/10.1088/1755-1315/1217/1/012036

The goal of this study to determine the most exposed area to windstorm event using fuzzy logic approach. Respond to the Sustainable Development Goal (SDG) 11 and 13, Sustainable Cities and Communities and Climate Action, this study was conducted to e... Read More about Windstorm hazardous area mapping using multi-criteria evaluation techniques of fuzzy logic approach..

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..

A study of the effect of open biomass burning aerosol on rainfall event over Malaysia by using EOF analysis. (2023)
Presentation / Conference Contribution
CHEN, Y., CHAN, A., YENN, T.F., OOI, C.G. and LI, L. 2023. A study of the effect of open biomass burning aerosol on rainfall event over Malaysia by using EOF analysis. IOP conference series: earth and environmental science [online], 1167: proceedings of the 2022 International conference on science and technology applications in climate change (STACLIM-2022), 29-30 November 2022, [virtual event], article number 012006. Available from: https://doi.org/10.1088/1755-1315/1167/1/012006

Significant biomass burning aerosols resulted from biomass burning activities from Sumatra and Kalimantan Island transported to Malaysia every year from August to October by the southeast monsoon. These transboundary haze changes the precipitation pa... Read More about A study of the effect of open biomass burning aerosol on rainfall event over Malaysia by using EOF analysis..

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. [Dataset] (2022)
Data
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, 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. [Dataset]. Journal of geophysical research: atmospheres [online], 127(9), article e2022JD036555. Available from: https://doi.org/10.1029/2022jd036555

Ground-level ozone (O3) is formed primarily from photochemical reactions between volatile organic compounds (VOCs) and nitrogen oxides (NOx). Besides, O3 and other pollutants also frequently undergo various other processes such as vertical/horizonta... 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. [Dataset].

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..

Analyzing windstorm pattern in Malaysia based on extracted Twitter data. (2022)
Presentation / Conference Contribution
ISA, N.A., SALLEH, S.A., CHAN, A., ZAKARIA, N.H., SUIF, Z. and HALIM, M.A. 2022. Analyzing windstorm pattern in Malaysia based on extracted Twitter data. IOP conference series: earth and environmental science [online], 1019: Proceedings of the 1st International conference on biodiversity and sustainable development 2021 (iBioSDG 2021), 23 November 2021, [virtual event], article number 012011. Available from: https://doi.org/10.1088/1755-1315/1019/1/012011

Wind-rain interactions often lead to severe windstorm events and consequently cause damages and fatal destructions. The increase in frequency of recent windstorm events overwhelmed the nation. Thus, efforts in obtaining and recording these events are... Read More about Analyzing windstorm pattern in Malaysia based on extracted Twitter data..

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..