zeki ali al-saadi, adnan ibrahim, firas abdulamir radhi, yassine el alami, anwer b. al-aasam, rasha abdulrazzak jasim, sharul sham dol, mohammed ghazal, ahmad fazlizan.  (2026).  numerical optimization by deep single selective investigation and experimental validation for star-fin inserts in absorber tubes.  - case studies in thermal engineering.  1 - 19. 

najm addin al-khawlani, ahmad fazlizan, asmail a.m. abdalkarem, wan khairul muzammil, zambri harun, adnan ibrahim.  (2026).  performance enhancement of a vertical-axis wind turbine using an optimised trailing-edge wedge flap: cfd and experimental investigation.  - ocean engineering.  1 - 14. 

zishan shaikh, shabbah begum, ahmed said al-busaidi, ahmad fazlizan, heebaah khan, umair khan, dalia h. elkamchouchi.  (2026).  uncovering the environmental and economic viability of redox flow batteries: insights from life cycle assessment methodologies and emerging technologies.  - the international journal of life cycle assessment .  1 - 23. 

amel djebara, mohamed si-ameur, nabil bessanane, zouheyr noui, hariam luqman azeez, indra prabha jain, muhammad amir aziat ishak, ahmad fazlizan, norasikin ahmad ludin, mohammad alkhedher, adnan ibrahim.  (2026).  design and optimization of perforated shaped fin heat sinks for enhanced solar cell cooling.  - thermal science and engineering progress.  1 - 16. 

muhammad aqil afham rahmat, adnan ibrahim, khaled m. al-aribe, ubaidah syafiq, muhammad amir aziat ishak, sahibzada imad ud din, mohamad arif mokhtar, norasikin ahmad ludin, ahmad fazlizan.  (2026).  field-based experimental investigation of energy and exergy performances of a novel solar thermal air collector.  - scientific reports.  6621 - 6621. 

morad ahmad alzoubi, adnan ibrahim, sharul sham dol, mohammad alkhedher, hariam luqman azeez, muhammad amir aziat ishak, banw omer ahmed, ebraheim alkaabi, ahmad fazlizan .  (2026).  experimental and numerical evaluation of a novel swirling reversed circular flow jet impingement for photovoltaic thermal module.  - scientific reports.  1 - 18. 

muhammad amir aziat ishak, adnan ibrahim, zikrul hakiem, muhammad aqil afham rahmat, khaled m. al-aribe, yassine el alami, ahmad fazlizan.  (2026).  wavy jet plate induced turbulence for enhanced thermo-fluid performance of jet impingement photovoltaic thermal (pvt).  - thermal science and egineering progress.  104826 - 104826. 

zeki ali al-saadi, adnan ibrahim, sharul sham dol, firas abdulamir radhi, hariam luqman azeez, anwer b. al-aasam, norasikin ahmad ludin & ahmad fazlizan .  (2026).  numerical and experimental validation of taguchi-optimized star-core fin inserts for enhanced thermal hydraulic performance factor.  - scientific reports.  1 - 25. 

firas abdulamir radhi, adnan ibrahim, hariam luqman azeez, ahmad fazlizan, kamaruzzaman sopian, ahmed ameen ali, anwer basim al-aasam.  (2025).  experimental analysis of a photovoltaic thermal collector utilizing a novel spring insert in a micro-fin absorber tube with twisted tape, nanofluid, and nanophase change material integration.  - applied thermal engineering.  1 - 11. 

sahibzada imad ud din; adnan ibrahim; sharul sham dol; ahmad fazlizan; muhammad aqil afham rahmat; hariam luqman azeez; banw omer ahmed; ebraheim salem alkaabi; muhammad ashhad shahid.  (2025).  thermohydraulic performance optimization of a novel double-pass solar air heater with vertical pcm-integrated cylinders: a comparative study.  - case studies in thermal engineering.  1 - 17. 

sahibzada imad ud din; adnan ibrahim; ahmad fazlizan; norasikin ahmad ludin; muhammad aqil afham rahmat; haris ali; amel djebara; zouheyr noui.  (2025).  double-pass solar air heater with staggered vertical phase change material cylinders: thermal performance evaluation.  - applied thermal engineering.  1 - 15. 

zouheyr noui, mohamed si-ameur, adnan ibrahim, anas al-tarabsheh, amel djebara, ahmad fazlizan, norasikin ahmad ludin, nabil bessanane, hariam luqman azeez, sahibzada imad ud din .  (2025).  advanced thermo-hydraulic analysis of wavy mini-channel heat sinks for enhanced photovoltaic cooling applications.  - case studies in thermal engineering.  1 - 13. 

shirin rostami, adnan ibrahim, amir aziat ishak, ahmad fazlizan, ahmad fudholi, kamaruzzaman sopian, alireza dehghani-sanij, amin shahsavar, khaled m. al-aribe.  (2025).  experimental and numerical assessment of water-based photovoltaic/thermal collectors with varied tubular absorber cross-sections.  - case studies in thermal engineering.  1 - 19. 

abdalrahman m.o. al-karboly, adnan ibrahim, ahmad fazlizan, kamaruzzaman sopian, anwer b. al-aasam, muhammad amir aziat bin ishak, ali h.a. al-waeli, monaem elmnifi.  (2025).  experimental evaluation of a photovoltaic thermal collector using twisted tape absorber with nano-enhanced phase change material for thermal storage.  - journal of energy storage.  1 - 14. 

sahibzada imad ud din, adnan ibrahim, ahmad fazlizan, hussein a. kazem, kamaruzzaman sopian, anwer b. al-aasam, muhammad aqil afham rahmat.  (2025).  performance analysis of a photovoltaic double-pass solar air heater with staggered-sandwich pcm cylinders as dual cooling and latent heat storage.  - journal of energy storage.  1 - 22. 

firas abdulamir radhi, adnan ibrahim, anas al tarabsheh, ahmed ameen ali, hariam luqman azeez, ahmad fazlizan, kamaruzzaman sopian.  (2025).  experimental and numerical analysis of a solar collector enhanced by a square coil and a twisted tape.  - case studies in thermal engineering.  1 - 16. 

ali abdulrazzak jasim, ahmad fazlizan, hariam luqman azeez, adnan ibrahim, rasha almaawi, kamaruzzaman sopian.  (2025).  enhancing pv module performance through a novel fin heat sink design: a numerical and experimental study.  - case studies in thermal engineering.  1 - 13. 

dachaphon kealkaew, ahmad fazlizan, atthakorn thongtha.  (2025).  improving the thermal performance of roof through the integration of certain phase change materials for minimizing the heat transfer in buildings.  - ain shams engineering journal.  1 - 13. 

ahmad fazlizan, wan khairul muzammil, najm addin al-khawlani.  (2025).  a review of computational fluid dynamics techniques and methodologies in vertical axis wind turbine development.  - cmes - computer modeling in engineering & science.  1371 - 1473. 

ya wen lee, adam hazim bin megat iskandar hashim, franziska conrad, ahmad fazlizan and kok-hoe wong.  (2025).  exploring biomimicry in wind and hydrokinetic turbine design: bridging nature and engineering.  - bioinspiration & biomimetics.  1 - 39. 

rasha abdulrazzak jasim, adnan ibrahim, hariam luqman azeez, mohammad alkhedher, firas abdulamir radhi, ahmad fazlizan, ali abdulrazzak jasim .  (2025).  experimental evaluation of a newly designed photovoltaic thermal collector featuring a ring inserter as a flow enhancement mechanism.  - case studies in thermal engineering.  1 - 20. 

abdalrahman m.o. al-karboly, adnan ibrahim, ahmad fazlizan, ali h.a. al-waeli, kamaruzzaman sopian, anwer b. al-aasam, mohd faizal fauzan, norasikin ahmad ludin.  (2025).  experimental and numerical analysis of a photovoltaic thermal collector with twisted tubes absorbers and nano-enhanced phase change materials.  - thermal science and engineering progress.  1 - 19. 

abdalrahman m.o. al-karboly, adnan ibrahim, anas al-tarabsheh, anwer b. al-aasam, ali h.a. al-waeli, ahmad fazlizan, kamaruzzaman sopian.  (2025).  performance of twisted tape absorber-based photovoltaic thermal systems in clockwise and counterclockwise configurations.  - case studies in thermal engineering.  1 - 12. 

zishan shaikh, ahmad fazlizan, halim razali, kok hoe wong, altaf hossain molla, rabiu aliyu abdulkadir, dumitru baleanu, rabha w. ibrahim.  (2024).  mathematical modeling and performance evaluation of ducted horizontal-axis helical wind turbines: insights into aerodynamics and efficiency.  - plos one.  1-19. 

sahibzada imad ud din, adnan ibrahim, raheem k. ajeel, ahmad fazlizan, amir aziat ishak, anwer b. al-aasam.  (2024).  thermal performance analysis of a double-pass solar air heater with lava rock as porous and sensible heat storage material.  - journal of energy storage.  1-15. 

nurul jannah yusaidi, mohd faizal fauzan, ahmad fazlizan abdullah, adnan ibrahim, amir aziat ishak.  (2024).  theoretical and experimental investigations on the effect of double pass solar air heater with staggered-diamond shaped fins arrangement.  - case studies in thermal engineering.  1-15. 

chanita mano, ahmad fazlizan, atthakorn thongtha.  (2024).  enhancing thermal efficiency through the use of graphite-infused phase change materials in roof structures to reduce building cooling demand.  - buildings.  1-17. 

xiao-hang wang, joshua shyh-yun foo, ahmad fazlizan, wen-tong chong, kok-hoe wong.  (2024).  effects of endplate designs on the performance of savonius vertical axis wind turbine.  - energy.  133205 - 0. 

faisal nawab, ag sufiyan abd hamid, adnan ibrahim, kamaruzzaman sopian, ahmad fazlizan, mohd faizal fauzan.  (2023).  solar irradiation prediction using empirical and artificial intelligence methods: a comparative review.  - heliyon.  1-17. 

nurul jannah yusaidi, mohd faizal fauzan, adnan ibrahim, hasila jarimi, ahmad fazlizan, kamaruzzaman sopian.  (2023).  recent development on double pass solar thermal collector.  - renewable and sustainable energy reviews.  1-15. 

muhammad amir aziat bin ishak, adnan ibrahim, ahmad fazlizan, mohd faizal fauzan, kamaruzzaman sopian, aqil afham rahmat.  (2023).  exergy performance of a reversed circular flow jet impingement bifacial photovoltaic thermal (pvt) solar collector.  - case studies in thermal engineering.  1-11. 

siti nuraisyah razali, adnan ibrahim, ahmad fazlizan, mohd faizal fauzan, raheem k. ajeel, emy zairah ahmad, win eng ewe, hussein a. kazem.  (2023).  performance enhancement of photovoltaic modules with passive cooling multidirectional tapered fin heat sinks (mtfhs).  - case studies in thermal engineering.  1-8. 

atthakorn thongtha, somchai maneewan, ahmad fazlizan.  (2023).  enhancing thermal performance of autoclaved aerated concrete (aac) incorporating sugar sediment waste and recycled aac with phase change material-coated applications for sustainable energy conservation in building.  - sustainability.  1-16. 

shaikh zishan, altaf hossain molla, haroon rashid, kok hoe wong, ahmad fazlizan, molla shahadat hossain lipu, mohd tariq, omar mutab alsalami, mahidur r. sarker.  (2023).  comprehensive analysis of kinetic energy recovery systems for efficient energy harnessing from unnaturally generated wind sources.  - sustainability.  1-18. 

asmail a.m. abdalkarem, roaa ansaf, wan khairul muzammil, adnan ibrahim, zambri harun, ahmad fazlizan.  (2023).  preliminary assessment of the naca0021 trailing edge wedge for wind turbine application.  - heliyon.  1-21. 

muhammad amir aziat bin ishak, adnan ibrahim, mohd faizal fauzan, ahmad fazlizan, win eng ewe, hussein a. kazem.  (2023).  the effect of a reversed circular jet impingement on a bifacial module pvt collector energy performance.  - case studies in thermal engineering.  1-9. 

hasila jarimi, ali hussein abdulzahra al-waeli, tajul rosli razak, mohd nazari abu bakar, ahmad fazlizan, adnan ibrahim, kamaruzzaman sopian.  (2022).  neural network modelling and performance estimation of dual-fluid photovoltaic thermal solar collectors in tropical climate conditions.  - renewable energy.  1009-1019. 

noor muhammad abd rahman, lim chin haw, ahmad fazlizan, azman hussin, muhammad syukri imran.  (2022).  thermal comfort assessment of naturally ventilated public hospital wards in the tropics.  - building and environment.  1-15. 

abdul rahman rafiza, ahmad fazlizan, atthakorn thongtha, nilofar asim, md saleh noorashikin.  (2022).  the physical and mechanical properties of autoclaved aerated concrete (aac) with recycled aac as a partial replacement for sand.  - buildings.  1-15. 

e.z.ahmad, k.sopian, a.fazlizan, h.jarimi, a.ibrahim.  (2022).  outdoor performance evaluation of a novel photovoltaic heat sinks to enhance power conversion efficiency and temperature uniformity.  - case studies in thermal engineering.  1-11. 

mahmoud jaber, ag sufiyan abd hamid, kamaruzzaman sopian, ahmad fazlizan, adnan ibrahim.  (2022).  prediction model for the performance of different pv modules using artificial neural networks.  - mdpi - applied sciences.  1-16. 

a.f.sharol, a.a.razak, z.a.a.majid, m.a.a.azmi, m.a.s.m.tarminzi, y.h.ming, z.a.zakaria, m.a.harun, a.fazlizan, k.sopian.  (2022).  effect of thermal energy storage material on the performance of double-pass solar air heater with cross-matrix absorber.  - journal of energy storage.  1-15. 

amer braik, kamaruzzaman sopian, hasila jarimi, ahmad fazlizan, ag sufiyan abd hamid, adnan ibrahim.  (2022).  geospatial analysis of photovoltaic plants potential in palestine using a gis-ahp-based technique.  - international journal of renewable energy research.  480-488. 

muhammad aqil afham rahmat, ag sufiyan abd hamid, yuanshen lu, muhammad amir aziat ishak, shaikh zishan suheel, ahmad fazlizan, adnan ibrahim.  (2022).  an analysis of renewable energy technology integration investments in malaysia using homer pro.  - sustainability.  1-26. 

a.m.elbreki, f. muftah, k. sopian, h. jarimi, a. fazlizan, a. ibrahim.  (2021).  experimental and economic analysis of passive cooling pv module using fins and planar reflector.  - case studies in thermal engineering.  1-8. 

raheem k. ajeel, rozli zulkifli, k. sopian, saba n. fayyadh, ahmad fazlizan , adnan ibrahim.  (2021).  numerical investigation of binary hybrid nanofluid in new configurations for curved-corrugated channel by thermal-hydraulic performance method.  - powder technology.  144-159. 

m.a.s.m.tarminzi, a.a.razak, m.a.a.azmi, a.fazlizan, z.a.a.majid, k.sopian.  (2021).  comparative study on thermal performance of cross-matrix absorber solar collector with series and parallel configurations.  - case studies in thermal engineering.  1-17. 

maryon eliza matius,mohd azlan ismail,yan yan farm,adriana erica amaludin,mohd adzrie radzali,ahmad fazlizan, wan khairul muzammil.  (2021).  on the optimal tilt angle and orientation of an on-site solar photovoltaic energy generation system for sabahs rural electrification.  - sustainability.  1-28. 

norhayati mat wajid, abdul murad zainal abidin, mirhamed hakemzadeh, hasila jarimi, ahmad fazlizan, mohd faizal fauzan, adnan ibrahim, ali h. a. al-waeli, kamaruzzaman sopian.  (2021).  solar adsorption air conditioning system - recent advances and its potential for cooling an office building in tropical climate.  - case studies in thermal engineering.  1-11. 

noor muhammad abd rahman, chin haw lim, ahmad fazlizan.  (2021).  optimizing the energy saving potential of public hospital through a systematic approach for green building certification in malaysia.  - journal of building engineering.  1-14. 

e.z. ahmad, a. fazlizan, h. jarimi, k. sopian, a. ibrahim.  (2021).  enhanced heat dissipation of truncated multi-level fin heat sink (mlfhs) in case of natural convection for photovoltaic cooling.  - case studies in thermal engineering.  1-12. 

a.m. elbreki, k. sopian, a. fazlizan, a. ibrahim.  (2020).  an innovative technique of passive cooling pv module using lapping fins and planner reflector.  - case studies in thermal engineering.  1-8. 

wen-tong chong, wan khairul muzammil, hwai-chyuan ong, kamaruzzaman sopian, mohammed gwani, ahmad fazlizan, sin-chew poh.  (2019).  performance analysis of the deflector integrated cross axis wind turbine.  - renewable energy.  675-690. 

ahmad fazlizan, wen tong chong, sook yee yip, sin chew poh, and wan khairul muzammil.  (2017).  double multiple stream tube analysis of non-uniform wind stream of exhaust air energy recovery turbine generator.  - international journal of precision engineering and manufacturing-green technology.  401-407. 

seyedsaeed tabatabaeikia, nik nazri bin nik ghazali, wen tong chong, behzad shahizare, nima izadyar, alireza esmaeilzadeh, ahmad fazlizan.  (2016).  computational and experimental optimization of the exhaust air energy recovery wind turbine generator.  - energy conversion and management.  862-874.