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Research Output 1992 2020

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2020
2 Citations (Scopus)

Mathematical and neural network modeling for predicting and analyzing of nanofluid-nano PCM photovoltaic thermal systems performance

Al-Waeli, A. H. A., Kazem, H. A., Yousif, J. H., Chaichan, M. T. & Sopian, K., 1 Jan 2020, In : Renewable Energy. 145, p. 963-980 18 p.

Research output: Contribution to journalArticle

Pulse code modulation
Neural networks
Solar system
Sensitivity analysis
Hot Temperature
2019

A combination of fins-nanoparticle for enhancing the discharging of phase-change material used for liquid desiccant air conditioning unite

Abdulateef, A. M., Abdulateef, J., Al-Abidi, A. A., Sopian, K., Mat, S. & Mahdi, M. S., 1 Aug 2019, In : Journal of Energy Storage. 24, 100784.

Research output: Contribution to journalArticle

Phase change materials
Air conditioning
Nanoparticles
Tubes (components)
Liquids
1 Citation (Scopus)

A performance and technoeconomic study of different geometrical designs of compact single-pass cross-matrix solar air collector with square-tube absorbers

Razak, A. A., Majid, Z. A. A., Basrawi, F., Sharol, A. F., Ruslan, M. H. & Sopian, K., 15 Jan 2019, In : Solar Energy. p. 314-330 17 p.

Research output: Contribution to journalArticle

Air
Pressure drop
Forced convection
Solar radiation
Specific heat
10 Citations (Scopus)

Artificial neural network modeling and analysis of photovoltaic/thermal system based on the experimental study

Al-Waeli, A. H. A., Sopian, K., Yousif, J. H., Kazem, H. A., Boland, J. & Chaichan, M. T., 15 Apr 2019, In : Energy Conversion and Management. 186, p. 368-379 12 p.

Research output: Contribution to journalArticle

Neural networks
Pulse code modulation
Multilayer neural networks
Mean square error
Water cooling systems

Comparison of measured and modelled mean radiant temperature in the tropical urban environment

Khrit, N. G. A., Sopian, K., Alghoul, M., Haw, L. C., Ibrahim, N. L. N. & Elbreki, A. M. A., 1 Jan 2019, In : Alam Cipta. 12, Special Issue 1, p. 35-42 8 p.

Research output: Contribution to journalArticle

Values
temperature
urban planning
fluctuation
research planning
1 Citation (Scopus)
Dynamic analysis
Computational fluid dynamics
Solar radiation
Heat radiation
Thermal load

Developing of Chemically Treated Waste Biomass Adsorbent for Dye Removal

Asim, N., Amin, M. H., Alghoul, M. A., Sulaiman, S. N. A., Razali, H., Akhtaruzzaman, M., Amin, N. & Sopian, K., 1 Jan 2019, (Accepted/In press) In : Journal of Natural Fibers.

Research output: Contribution to journalArticle

Waste treatment
Aromatic compounds
Methylene Blue
Adsorbents
Fourier transform infrared spectroscopy

Effect of defect density and energy level mismatch on the performance of perovskite solar cells by numerical simulation

Jamal, M. S., Shahahmadi, S. A., Chelvanathan, P., Asim, N., Misran, H., Hossain, M. I., Amin, N., Sopian, K. & Akhtaruzzaman, M., 1 Apr 2019, In : Optik. 182, p. 1204-1210 7 p.

Research output: Contribution to journalArticle

Defect density
Perovskite
Electron energy levels
solar cells
energy levels

Effects of growth temperature on the photovoltaic properties of RF sputtered undoped NiO thin films

Jamal, M. S., Shahahmadi, S. A., Chelvanathan, P., Alharbi, H. F., Karim, M. R., Ahmad Dar, M., Luqman, M., Alharthi, N. H., Al-Harthi, Y. S., Aminuzzaman, M., Asim, N., Sopian, K., Tiong, S. K., Amin, N. & Akhtaruzzaman, M., 1 Sep 2019, In : Results in Physics. 14, 102360.

Research output: Contribution to journalArticle

Open Access
nickel oxides
thin films
temperature
oxide films
grain size
Ointments
electrical resistivity
Eutectics
configurations
electric contacts

Electrical and thermal efficiency of air-based photovoltaic thermal (PVT) systems: An overview

Rukman, N. S. B., Fudholi, A., Taslim, I., Indrianti, M. A., Manyoe, I. N., Lestari, U. & Sopian, K., 1 Jun 2019, In : Indonesian Journal of Electrical Engineering and Computer Science. 14, 3, p. 1134-1140 7 p.

Research output: Contribution to journalArticle

Open Access
Air
Absorber
Heating
Cooling
Cooling water
3 Citations (Scopus)
Multi-walled Carbon Nanotubes
Nanofluid
Multiwalled carbon nanotubes (MWCN)
Water
Heat
2 Citations (Scopus)

Elucidating the role of interfacial MoS2 layer in Cu2ZnSnS4 thin film solar cells by numerical analysis

Ferdaous, M. T., Shahahmadi, S. A., Chelvanathan, P., Akhtaruzzaman, M., Alharbi, F. H., Sopian, K., Tiong, S. K. & Amin, N., 15 Jan 2019, In : Solar Energy. p. 162-172 11 p.

Research output: Contribution to journalArticle

Numerical analysis
Electron affinity
Doping (additives)
Solar cells
Energy gap
1 Citation (Scopus)

Energy and exergy analysis of two novel hybrid solar photovoltaic geothermal energy systems incorporating a building integrated photovoltaic thermal system and an earth air heat exchanger system

Afrand, M., Shahsavar, A., Sardari, P. T., Sopian, K. & Salehipour, H., 1 Aug 2019, In : Solar Energy. 188, p. 83-95 13 p.

Research output: Contribution to journalArticle

Geothermal energy
Exergy
Heat exchangers
Earth (planet)
Air
1 Citation (Scopus)

Energy and exergy efficiency of water-based photovoltaic thermal (PVT) systems: An overview

Rukman, N. S. B., Fudholi, A., Taslim, I., Indrianti, M. A., Manyoe, I. N., Lestari, U. & Sopian, K., 1 Jun 2019, In : International Journal of Power Electronics and Drive Systems. 10, 2, p. 987-994 8 p.

Research output: Contribution to journalArticle

Open Access
Exergy
Thermal energy
Solar energy
Electricity
Water

Energy efficiency action plan for a public hospital in Malaysia

Ludin, N. A., Junedi, M. M., Affandi, N. A. A., Ibrahim, M. A., Sopian, K., Teridi, M. A. M., Sepeai, S., Su'ait, M. S. & Haw, L. C., 1 Jan 2019, In : Alam Cipta. 12, Special Issue 1, p. 73-79 7 p.

Research output: Contribution to journalArticle

action plan
energy efficiency
Malaysia
electricity
energy

Environmental performance of window-integrated systems using dye-sensitised solar module technology in Malaysia

Mustafa, N. I., Ahmad Ludin, N., Mohamed, N. M., Ibrahim, M. A., Mat Teridi, M. A., Sepeai, S., Zaharim, A. & Sopian, K., 15 Jul 2019, In : Solar Energy. 187, p. 379-392 14 p.

Research output: Contribution to journalArticle

Coloring Agents
Dyes
Gas emissions
Greenhouse gases
Environmental impact
2 Citations (Scopus)

Evaluation and analysis of nanofluid and surfactant impact on photovoltaic-thermal systems

Al-Waeli, A. H. A., Chaichan, M. T., Kazem, H. A. & Sopian, K., 1 Mar 2019, In : Case Studies in Thermal Engineering. 13, 100392.

Research output: Contribution to journalArticle

Surface-Active Agents
Surface active agents
Thermal conductivity
Ammonium Compounds
Tannins

Evaluation of solar air collector-thermoelectric hybrid system

Ewe, W. E., Fudholi, A., Sopian, K. & Asim, N., 1 Jul 2019, In : Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 59, 1, p. 142-147 6 p.

Research output: Contribution to journalArticle

Hybrid systems
Air
Solar energy
Flow rate
Experiments
1 Citation (Scopus)
Exergy
Air
Solar collectors
Flow rate
Hot Temperature
8 Citations (Scopus)

Exergy and sustainability index of photovoltaic thermal (PVT) air collector: A theoretical and experimental study

Fudholi, A., Zohri, M., Rukman, N. S. B., Nazri, N. S., Mustapha, M., Chan, H. Y., Mohammad, M. & Sopian, K., 1 Feb 2019, In : Renewable and Sustainable Energy Reviews. 100, p. 44-51 8 p.

Research output: Contribution to journalArticle

Exergy
Sustainable development
Air
Solar collectors
Thermal energy

Experimental evaluation on large scale solar dryer for drying natural fiber in Malaysia

Hamid, A. S. A., Ibrahim, A., Mat, S. & Sopian, K., 1 Jun 2019, In : International Journal of Renewable Energy Research. 9, 2, p. 598-604 7 p.

Research output: Contribution to journalArticle

Solar dryers
Natural fibers
Drying
Moisture
Costs
2 Citations (Scopus)

Experimental investigation of using nano-PCM/nanofluid on a photovoltaic thermal system (PVT): Technical and economic study

Al-Waeli, A. H. A., Kazem, H. A., Chaichan, M. T. & Sopian, K., 1 Jun 2019, In : Thermal Science and Engineering Progress. 11, p. 213-230 18 p.

Research output: Contribution to journalArticle

Pulse code modulation
Silicon carbide
Paraffin waxes
Economics
Costs

Experimental investigation on the performance of solar chimney for reduction of vehicle cabin soak temperature

Lahimer, A. A., Sopian, K., Razakb, A. A., Ruslan, M. H. & Alghoul, M. A., 1 Apr 2019, In : Applied Thermal Engineering. 152, p. 247-260 14 p.

Research output: Contribution to journalArticle

Solar chimneys
Air conditioning
Thermal comfort
Temperature
Fuel economy
1 Citation (Scopus)

Fabrication of Cu2SnS3 thin film solar cells by sulphurization of sequentially sputtered Sn/CuSn metallic stacked precursors

Hossain, E. S., Chelvanathan, P., Shahahmadi, S. A., Bais, B., Akhtaruzzaman, M., Tiong, S. K., Sopian, K. & Amin, N., 1 Jan 2019, In : Solar Energy. p. 262-273 12 p.

Research output: Contribution to journalArticle

Fabrication
Optical band gaps
Conversion efficiency
Energy dispersive spectroscopy
Materials properties
3 Citations (Scopus)

Influence of the base fluid on the thermo-physical properties of PV/T nanofluids with surfactant

Al-Waeli, A. H. A., Chaichan, M. T., Sopian, K. & Kazem, H. A., 1 Mar 2019, In : Case Studies in Thermal Engineering. 13, 100340.

Research output: Contribution to journalArticle

Surface-Active Agents
Surface active agents
Thermodynamic properties
Fluids
Water

Mathematical and neural network models for predicting the electrical performance of a PV/T system

Al-Waeli, A. H. A., Kazem, H. A., Yousif, J. H., Chaichan, M. T. & Sopian, K., 1 Jan 2019, (Accepted/In press) In : International Journal of Energy Research.

Research output: Contribution to journalArticle

Mean square error
Neural networks
Phase change materials
Mathematical models
Cooling systems
13 Citations (Scopus)

Modeling and experimental validation of a PVT system using nanofluid coolant and nano-PCM

Al-Waeli, A. H. A., Chaichan, M. T., Sopian, K., Kazem, H. A., Mahood, H. B. & Khadom, A. A., 1 Jan 2019, In : Solar Energy. p. 178-191 14 p.

Research output: Contribution to journalArticle

Phase change materials
Coolants
Mathematical models
Waxes
Experiments
1 Citation (Scopus)
Open Access
Phase change materials
Heat exchangers
Solidification
Melting
Nanoparticles
2 Citations (Scopus)

Performance analysis of the deflector integrated cross axis wind turbine

Chong, W. T., Muzammil, W. K., Ong, H. C., Sopian, K., Gwani, M., Abdullah, A. F. & Poh, S. C., 1 Aug 2019, In : Renewable Energy. 138, p. 675-690 16 p.

Research output: Contribution to journalArticle

Wind turbines
Wind power
Turbomachine blades
Aerodynamics
Momentum

Performance evaluation of maximum light detection solar tracking system in the tropics

Abdullah, A. F., Abdulmula, A., Amran, A. N., Lim, C. H. & Sopian, K., 1 Mar 2019, In : Journal of Mechanical Science and Technology. 33, 3, p. 1391-1397 7 p.

Research output: Contribution to journalArticle

Tropics
Solar energy
3 Citations (Scopus)
Towers
Telecommunication
Heterojunctions
Thin films
Birds
Electric power systems
Conceptual design
Solar radiation
Solar energy
5 Citations (Scopus)

Review of water-nanofluid based photovoltaic/thermal (PV/T) systems

Razali, N. F. M., Fudholi, A., Ruslan, M. H. & Sopian, K., 1 Feb 2019, In : International Journal of Electrical and Computer Engineering. 9, 1, p. 134-140 7 p.

Research output: Contribution to journalArticle

Thermal conductivity
Water
Heat transfer
Solar energy
Fluids

TiO2/water-based photovoltaic thermal (PVT) collector: Novel theoretical approach

Fudholi, A., Razali, N. F. M., Yazdi, M. H., Ibrahim, A., Ruslan, M. H., Othman, M. Y. & Sopian, K., 15 Sep 2019, In : Energy. 183, p. 305-314 10 p.

Research output: Contribution to journalArticle

Energy efficiency
Solar radiation
Water
Flow rate
Exergy

Turbulent convective heat transfer of silica oxide nanofluid through corrugated channels: An experimental and numerical study

Ajeel, R. K., Salim, W. S. I., Sopian, K., Yusoff, M. Z., Hasnan, K., Ibrahim, A. & Al-Waeli, A. H. A., Dec 2019, In : International Journal of Heat and Mass Transfer. 145, 118806.

Research output: Contribution to journalArticle

turbulent heat transfer
convective heat transfer
Silicon Dioxide
Oxides
Silica
2018
Adsorption isotherms
Activated carbon
Seed
Chromium
Adsorption
2 Citations (Scopus)

Advances in high efficiency photovoltaic thermal solar collectors

Sopian, K., Alwaeli, A. H. A., Hasan, H. A. & Al-Shamani, A. N., 1 Jul 2018, In : Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 47, 1, p. 1-7 7 p.

Research output: Contribution to journalArticle

Solar collectors
Fences
Facades
Photovoltaic cells
Parking
1 Citation (Scopus)

A Phenomenological Model of the Screen-Printed, Silver Paste Contact to Si Substrate

Ahmad, S. M., Leong, C. S., Winder, R. W., Sopian, K. & Zaidi, S. H., 1 Nov 2018, In : Journal of Electronic Materials. 47, 11, p. 6791-6810 20 p.

Research output: Contribution to journalArticle

Silicon
Ointments
Silver
silver
Crystallites
15 Citations (Scopus)
Solar energy
Electricity
Controllers

A primary study of tracking photovoltaic system for mobile station in Malaysia

Fudholi, A., Lim, C. H., Sopian, K. & Abdulmula, A. M. O., 1 Mar 2018, In : International Journal of Power Electronics and Drive Systems. 9, 1, p. 427-432 6 p.

Research output: Contribution to journalArticle

Open Access
Solar energy
Electricity
Controllers

A study of drying uniformity in a new design of tray dryer

Misha, S., Mat, S., Ruslan, M. H., Salleh, E. . I. & Sopian, K., 1 Dec 2018, In : Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 52, 2, p. 129-138 10 p.

Research output: Contribution to journalArticle

Drying
Air
Computational fluid dynamics
Moisture
Computer simulation

Bivariate probability model for wind power density analysis: Case study

Sanusi, N., Zaharim, A., Mat, S. & Sopian, K., 1 Jan 2018, In : ARPN Journal of Engineering and Applied Sciences. 13, 2, p. 656-659 4 p.

Research output: Contribution to journalArticle

Wind power
Coastal zones
Numerical analysis
31 Citations (Scopus)

Comparison of prediction methods of PV/T nanofluid and nano-PCM system using a measured dataset and artificial neural network

Al-Waeli, A. H. A., Sopian, K., Kazem, H. A., Yousif, J. H., Chaichan, M. T., Ibrahim, A., Mat, S. & Ruslan, M. H., 1 Mar 2018, In : Solar Energy. 162, p. 378-396 19 p.

Research output: Contribution to journalArticle

Pulse code modulation
Cooling
Neural networks
Water
Pipe
1 Citation (Scopus)
Wind power
Probability distributions
Direction compound
21 Citations (Scopus)

Comparison study of indoor/outdoor experiments of a photovoltaic thermal PV/T system containing SiC nanofluid as a coolant

Al-Waeli, A. H. A., Chaichan, M. T., Kazem, H. A., Sopian, K., Ibrahim, A., Mat, S. & Ruslan, M. H., 15 May 2018, In : Energy. 151, p. 33-44 12 p.

Research output: Contribution to journalArticle

Silicon carbide
Coolants
Experiments
Fluids
Climate change
6 Citations (Scopus)

Compositional disparity in Cu2ZnSnS4 (CZTS) thin film deposited by RF-sputtering from a single quaternary compound target

Ferdaous, M. T., Chelvanathan, P., Shahahmadi, S. A., Sapeli, M. M. I., Sopian, K. & Amin, N., 15 Jun 2018, In : Materials Letters. 221, p. 201-205 5 p.

Research output: Contribution to journalArticle

Sputtering
radio frequencies
sputtering
Thin films
thin films
2 Citations (Scopus)

Controllable formation of MoS2 via preferred crystallographic orientation modulation of DC-sputtered Mo thin film

Chelvanathan, P., Shahahmadi, S. A., Ferdaous, M. T., Sapeli, M. M. I., Sopian, K. & Amin, N., 15 May 2018, In : Materials Letters. 219, p. 174-177 4 p.

Research output: Contribution to journalArticle

direct current
Modulation
modulation
Thin films
thin films

Deposition and characterization of RF-sputtered-Ta2O5 thin films for O2 reduction reaction in polymer electrolyte membrane fuel cells (PEMFC)

Samsudin, N., Ferdaous, M. T., Shahahmadi, S. A., Mustafa, S. N., Akhtaruzzaman, M., Sopian, K., Chelvanathan, P. & Amin, N., 1 Oct 2018, In : Optik. 170, p. 295-303 9 p.

Research output: Contribution to journalArticle

Proton exchange membrane fuel cells (PEMFC)
fuel cells
electrolytes
Silicon
membranes
3 Citations (Scopus)

Effects of Cr doping in the structural and optoelectronic properties of Cu2ZnSnS4 (CZTS) thin film by magnetron co-sputtering

Sapeli, M. M. I., Ferdaous, M. T., Shahahmadi, S. A., Sopian, K., Chelvanathan, P. & Amin, N., 15 Jun 2018, In : Materials Letters. 221, p. 22-25 4 p.

Research output: Contribution to journalArticle

Chromium
Optoelectronic devices
Sputtering
chromium
sputtering