sakhr m. sultan, c.p. tso, k. sopian, raheem k. ajeel, k. sobayel, a. ibrahim, m. z. abdullah.  (2023).  development of assessment methods for photovoltaic module enhancing techniques using the lifespan parameter.  - heliyon.  2405-8440. 

sahibzada imad ud din, adnan ibrahim, ahmad fazlizan, amir aziat ishak,faisal nawab, ag sufiyan abd hamid.  (2023).  performance analysis of a novel photovoltaic thermal pvt double pass solar air heater with cylindrical pcm capsules using cfd.  - international journal of renewable energy research.  1418-1430. 

anwer. b. al-aasam, adnan ibrahim, kamaruzzaman sopian, bassam m. abdulsahib, mojtaba dayer.  (2023).  enhancing the performance of photovoltaic thermal solar collectors using twisted absorber tubes and nanofluids with optimal design parameters.  - international journal of renewable energy research.  1277-1284. 

adnan ibrahim.  (2023).  photovoltaic-thermal panel based on twisted absorber tubes, nanoparticle-enhanced pcm.  - pv magazine.  1-6. 

muhammad amir aziat bin ishak, adnan ibrahim, kamaruzzaman sopian, mohd faizal fauzan, muhammad aqil afham rahmat, ag sufiyan abd hamid.  (2023).  classification of jet impingement solar collectors - a recent development in solar energy techno.  - international journal of renewable energy research.  802-817. 

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. 

mojtaba dayer, kamaruzzaman sopian, adnan ibrahim, anwer b. al-aasam, bassam abdulsahib m., saeed rahmanian, ag sufiyan abd hamid.  (2023).  performance of combined pcm/metal foam-based photovoltaic thermal (pvt) collector.  - international journal of renewable energy research.  551-559. 

hasila binti jarimi;kamaruzzaman bin sopian;ahmad fazlizan bin abdullah;adnan bin ibrahim.  (2023).  asymmetric compound parabolic concentrator (acpc) photovoltaic /thermal (pv/t) air solar collector with and without phase change materials (pcm) thermal storage..  - .  . 

adnan bin ibrahim;kamaruzzaman bin sopian;ahmad fudholi bin jurlius;ahmad fazlizan bin abdullah;hasila binti jarimi.  (2023).  heat transfer augmentation in spiral flow absorber enclosure incorporating phase change material (pcm) and nanofluid.  - .  . 

adnan bin ibrahim;kamaruzzaman bin sopian;ahmad fazlizan bin abdullah;hasila binti jarimi.  (2023).  passively cool high performance photovoltaic panel.  - .  . 

abdulsahib m. bassam, kamaruzzaman sopian, adnan ibrahim, anwer b. al-aasam, mojtaba dayer.  (2023).  experimental analysis of photovoltaic thermal collector (pvt) with nano pcm and micro-fins tube counterclockwise twisted tape nanofluid.  - case studies in thermal engineering.  1-11. 

ahmad fazlizan bin abdullah;kamaruzzaman bin sopian;sohif bin mat;lim chin haw;noorashikin binti md saleh;adnan bin ibrahim.  (2023).  aerodynamics of internal spiral flow through multiple stages of rotating and stator blades.  - .  . 

abdulsahib m. bassam, kamaruzzaman sopian, adnan ibrahim, mohd faizal fauzan, anwer b. al-aasam, ghaith yahay abusaibaa.  (2023).  experimental analysis for the photovoltaic thermal collector (pvt) with nano pcm and micro-fins tube nanofluid.  - case studies in thermal engineering.  1-10. 

muhammad syazwan bin aziz, adnan ibrahim, muhammad amir aziat bin ishak.  (2023).  energy performance evaluation of a photovoltaic thermal phase change material (pvt-pcm) using a spiral flow configuration.  - international journal of renewable energy development.  952-958. 

anwer b. al-aasama, adnan ibrahim, ubaidah syafiq, kamaruzzaman sopian, bassam m. abdulsahib, mojtaba dayer.  (2023).  enhancing the performance of water-based pvt collectors with nano-pcm and twisted absorber tubes.  - international journal of renewable energy development.  891-901. 

adnan ibrahim.  (2023).  photovoltaic-thermal panel based on reversed circular flow jet impingement.  - pv magazine.  1-2. 

anwer b. al-aasam, adnan ibrahim, kamaruzzaman sopian, bassam abdulsahib m, mojtaba dayer.  (2023).  nanofluid-based photovoltaic thermal solar collector with nanoparticle-enhanced phase change material (nano-pcm) and twisted absorber tubes.  - case studies in thermal engineering.  1-8. 

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. 

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, kamarruzaman sopian, mohd faizal fauzan, aqil afham rahman, nurul jannah yusaidi.  (2023).  performance and economic analysis of a reversed circular flow jet impingement bifacial pvt solar collector.  - international journal of renewable energy development.  780-788. 

muhammad amir aziat bin ishak, adnan ibrahim, kamaruzzaman sopian, mohd faizal fauzan, muhammad aqil afham rahmat, ag sufiyan abd hamid.  (2023).  heat transfer performance of a novel circular flow jet impingement bifacial photovoltaic thermal pvt solar collector.  - international journal of renewable energy research.  818-830. 

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. 

ali. f. muftah, kamaruzzaman sopian, adnan ibrahim, abdulnasser elbreki, azher m abed.  (2023).  design and evaluation of a modified basin- type stepped solar- still under malaysia climate conditions.  - energy sources, part a: recovery, utilization, and environmental effects.  6756-6771. 

faisal nawab, adnan ibrahim, shaikh zeeshan suheel, adamu ahmed goje.  (2023).  comparison of ann global horizontal irradiation predictions with satellite global horizontal irradiation using statistical evaluation.  - 4th international conference on computing, mathematics and engineering technologies (icomet).  1-5. 

adnan ibrahim.  (2023).  photovoltaic-thermal system based on pcm cooling.  - pv magazine.  1-2. 

ghaith yahya abusaiba, kamaruzzaman sopian, hasila jarimi, adnan ibrahim, saffa riffat.  (2023).  photovoltaic vapor compression air conditioning system with phase change material (pcm) storage tank.  - frontiers in heat and mass transfer.  1-6. 

jalal assadeg, kamaruzzaman sopian, adnan ibrahim, ahmad fudholi, ali h. a. alwaeli, ag sufiyan abd hamid.  (2023).  thermal and thermo-hydraulic performance of finned double-pass solar air collector utilizing cylindrical capsules nano-enhanced pcm.  - international journal of renewable energy research.  1-11. 

mir hamed hakemzadeh, adnan ibrahim, kamaruzzaman sopian, ag sufiyan abd hamid, hasila jarimi.  (2023).  incorporating theoretical and practical approaches to assess the amount of sunlight captured by a tilted surface in a tropical climate.  - heliyon.  1-20. 

faisal nawab, ag sufiyan abd hamid, ali alwaeli, muhammad arif, mohd faizal fauzan, adnan ibrahim.  (2022).  evaluation of artificial neural networks with satellite data inputs for daily, monthly, and yearly solar irradiation prediction for pakistan.  - sustainability.  1-20. 

kamaruzzaman sopian;ahmad fazlizan bin abdullah;adnan bin ibrahim.  (2022).  heat transfer and fluid flow in photovoltaic thermal solar collector with nanofluid and nano-enhanced pcm magnetic nanoparticles.  - .  . 

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. 

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. 

ghaith abusaibaa, kamaruzzaman sopian, rohaimi abdullah, hasila jarimi, adnan ibrahim.  (2022).  performance analysis of solar assisted heat pump drying system with dual condensers.  - journal of advanced research in fluid mechanics and thermal sciences.  134-148. 

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. 

mir hamed hakemzadeh, kamaruzzaman sopian, ahmad fazlizan abdullah, hasila jarimi, mohd faizal fauzan, adnan ibrahim.  (2022).  technoeconomics of solar thermal assisted sorption cooling systems under tropical climate condition a case of malaysia.  - energy conversion and management: x.  1-14. 

hussein a. kazem, miqdam t. chaichan ,ali h. a. al-waeli ,hasila jarimi ,adnan ibrahim, k. sopian.  (2022).  effect of temperature on the electrical and thermal behaviour of a photovoltaic thermal system cooled using sic nanofluid: an experimental and comparison study.  - sustainability.  1-19. 

muhammad safwan asyraf ramli, suhaimi misha, nor faizah haminudin, mohd afzanizam mohd rosli, ahmad anas yusof, kamaruzzaman sopian, adnan ibrahim, ahmad fazlizan abdullah.  (2022).  dehumidification of recirculation air from solar dryer using silica gel for food product drying.  - proceedings of mechanical engineering research day 2022.  170-171. 

faisal nawab, ag sufiyan abd hamid, muhammad arif, tufial a. khan, amir naveed, muhammad sadiq, sahibzada imad ud din, adnan ibrahim.  (2022).  solar biogas microgrid: a strategy for the sustainable development of rural communities in pakistan.  - sustainability.  1-15. 

k. sopian, g. y. abusaibaa, r. abdullah, h. jarimi, a. ibrahim, a. f. abdullah, and a. b. al-aasam.  (2022).  performance of solar assisted dual condenser heat pump drying system.  - proceedings of the 7th international conference and exhibition on sustainable energy and advanced materials (ice-seam 2021).  254-258. 

amar fahmi ismail, ag sufiyan abd hamid, adnan ibrahim , hasila jarimi, kamaruzzaman sopian.  (2022).  performance analysis of a double pass solar air thermal collector with porous media using lava rock.  - energies.  1-19. 

adnan ibrahim.  (2022).  multi-level fin heat sinks for solar module cooling.  - pv magazine.  1-2. 

norshahidatul shahida mohamed suhaime, shaikh zishan suheel, ahmad afif safwan, hasila jarimi, mohd faizal, adnan ibrahim, sohif mat, ahmad fazlizan.  (2022).  energy distribution and economic analysis of a residential house with the net-energy metering scheme in malaysia.  - international journal of electrical and computer engineering.  2313-2322. 

emy zairah ahmad, kamaruzzaman sopian, adnan ibrahim, chin kim gan, mohd suffian ab razak.  (2022).  experimental investigation of passively cooled photovoltaic modules on the power output performance.  - international journal of power electronics and drive systems.  520-527. 

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. 

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. 

amer braik, asaad makhalfih, ag sufiyan abd hamid, kamaruzzaman sopian, adnan ibrahim.  (2022).  impact of photovoltaic grid-tied systems on national grid power factor in palestine.  - aims energy.  236-253. 

shirin rostami, ag sufiyan abd hamid, kamaruzzaman sopian, hasila jarimi, anwor bassim and adnan ibrahim.  (2022).  heat transfer analysis of the flat plate solar thermal collectors with elliptical and circular serpentine tubes.  - applied sciences.  1-16. 

win eng ewe, ahmad fudholi, kamaruzzaman sopian, refat moshery, nilofar asim, wahidin nuriana, adnan ibrahim.  (2022).  thermo-electro-hydraulic analysis of jet impingement bifacial photovoltaic thermal (jibpvt) solar air collector.  - energy.  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, 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. 

ag sufiyan abd hamid, mohamad zul hilmey makmud, abu bakar abd rahman, zuhair jamain, adnan ibrahim.  (2021).  investigation of potential of solar photovoltaic system as an alternative electric supply on the tropical island of mantanani sabah malaysia.  - sustainability.  1-18. 

norhayati mat wajid, abdul murad bin zainal abidin, hasila jarimi, kamaruzzaman sopian, adnan ibrahim, ahmad fazlizan, ahmad afif safwan.  (2021).  solar adsorption air conditioning system a review on lab scale and commercial prototypes.  - proceeding 9th putrajaya international built environment, technology and engineering conference (pibec9).  1-16. 

muhammad safwan asyraf ramli, suhaimi misha, nor faizah haminudin, mohd afzanizam mohd rosli, ahmad anas yusof, mohd farriz md basar, kamaruzzaman sopian, adnan ibrahim, ahmad fazlizan abdullah.  (2021).  review of desiccant in the drying and air-conditioning application.  - international journal of heat and technology.  1475-1482. 

abshir ashour, taib iskandar mohamad, kamaruzzaman sopian, norasikin ahmad ludin, khaled alzahrani , adnan ibrahim.  (2021).  performance optimization of a photovoltaic-diesel hybrid power system for yanbu, saudi arabia.  - aims energy.  1260-1273. 

a. braik, a. makhalfih, k. sopian, h. jarimi, a. ibrahim.  (2021).  review of agrivoltaics systems potential in palestine.  - 2021 ieee jordan international joint conference on electrical engineering and information technology (jeeit).  176-180. 

a. braik, a. makhalfih, a. ibrahim, h. jarimi, k. sopian.  (2021).  grid impact study of a 1mwp photovoltaic power plant connected to the national electricity grid in deir alghusun, palestine.  - 2021 ieee jordan international joint conference on electrical engineering and information technology (jeeit).  158-163. 

emy zairah ahmad, kamaruzzaman sopian, hasila jarimi, ahmad fazlizan, abdelnaser elbreki, ag sufiyan abd hamid, shirin rostami, adnan ibrahim.  (2021).  recent advances in passive cooling methods for photovoltaic (pv) performance enhancement.  - international journal of electrical and computer engineering.  146-154. 

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. 

muhamad fadhli ramlee, ahmad fazlizan, hasila jarimi, adnan ibrahim, noorliyana ramlee.  (2021).  a preliminary review of innovative approaches for performance optimization of vertical axis wind turbine.  - international conference on energy, water and environment (icewe-21).  74-76. 

hasila jarimi, devrim aydin, mohd nazari abu bakar, adnan ibrahim, ahmad fazlizan, ahmad afif safwan and kamaruzzaman sopian.  (2021).  exergy based sustainability analysis of a dual fluid hybrid photovoltaic/thermal (pv/t) solar collector.  - international journal of exergy.  358-373. 

ali sotoodeh, kamaruzzaman sopian, adnan ibrahim.  (2021).  experimental studies of drying pineapple with an active indirect solar tunnel dryer in malaysia.  - journal of advanced research in fluid mechanics and thermal sciences.  105-117. 

m. bassam abdulsahib, k. sopian, adnan ibrahim.  (2021).  photovoltaic thermal (pvt) with advanced tube design and working fluid - a review.  - international journal of renewable energy research.  600-617. 

abshir m. ashour, taib iskandar mohamad, syed mohammad azeem, selvin p. thomas, yusuf a. aina, kamaruzzaman sopian, adnan ibrahim.  (2021).  deployment of rooftop solar photovoltaic electrification for residential buildings in an industrial city: a study on public perception and acceptance.  - international journal of renewable energy research.  945-951. 

adnan bin ibrahim;kamaruzzaman sopian.  (2021).  high performance multi-pass solar air collector with integrated fins pcm absorber.  - .  . 

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. 

kamaruzzaman sopian;nilofar asim;ahmad fazlizan bin abdullah;adnan bin ibrahim.  (2021).  jet impingement photovoltaic-thermal (pvt) solar air collector for higher electricity production.  - .  . 

adnan ibrahim.  (2020).  photovoltaic thermal solar collectors: principles, design and the applications.  - international conference on electrical engineering and information technology.  1-153. 

a. s. a. hamid, a. b. a. rahman, j. dayou, a. ibrahim and k. sopian.  (2020).  variation of solar energy resources throughout the year in the city of kota kinabalu malaysia.  - e-international conference on earth sciences and environment icemen2020.  1-12. 

a.m.elbreki, a.f.muftah, k.sopian, h.jarimi, a.fazlizan, a.ibrahim.  (2020).  solar module passive cooling with lapping fins.  - pv magazine.  1-2. 

a. sotoodeh, a. s. a. hamid, a. ibrahim, k. sopian.  (2020).  experimental investigation on thermal efficiency of indirect forced convection solar tunnel dryer.  - 7th international conference on innovation in science and technology.  1-14. 

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. 

a. s. a. hamid, a. ibrahim, a. a. s. m. radzi, s. mat.  (2020).  evaluation on moisture extraction of malaysian spratelloides gracilis cracker by using heat pump dryer.  - proceedings of the 13th seminar on science and technology s&t 2020.  215-218. 

a. s. a. hamid, a. ibrahim, j. assadeg, e. z. ahmad, k. sopian.  (2020).  techno-economic analysis of a hybrid solar dryer with a vacuum tube collector for hibiscus cannabinus l fiber.  - international journal of renewable energy research.  1608-1613. 

kamaruzzaman sopian, ali h.a. alwaeli, adnan ibrahim, hussein a. kazem.  (2019).  evaluation and design criteria of photovoltaic thermal (pv/t).  - materials today: proceedings.  1111-1119. 

ahmad fazlizan, wan khairul muzammil, mohd azlan ismail, mohd fadhli ramlee, adnan ibrahim.  (2019).  skewed wind flows energy exploitation in built environment.  - alam cipta: international journal of sustainable tropical design research and practice.  53-60. 

raheem k. ajeel, w.s.i. salim , k. sopian, m.z. yusoff, khalid hasnan, adnan ibrahim ali, h.a. alwaeli.  (2019).  turbulent convective heat transfer of silica oxide nanofluid through corrugated channels: an experimental and numerical study.  - international journal of heat and mass transfer.  1-15. 

ag sufiyan abd hamid, adnan ibrahim, sohif mat, kamaruzzaman sopian.  (2019).  experimental evaluation on large scale solar dryer for drying natural fiber in malaysia.  - international journal of renewable energy research.  598-604. 

ammar m. abdulateef, jasim abdulateef, kamaruzzaman sopian, sohif mat, adnan ibrahim.  (2019).  optimal fin parameters used for enhancing the melting and solidification of phase-change material in a heat exchanger unite.  - case studies in thermal engineering.  1-12. 

ahmad fudholi, nur farhana mohd razali, mohammad h.yazdi, adnan ibrahim, mohd hafidz ruslan, mohd yusof othman, kamaruzzaman sopian.  (2019).  tio2/water-based photovoltaic thermal (pvt) collector: novel theoretical approach.  - energy.  305-314. 

arina mohd noh, sohif mat, adnan ibrahim.  (2019).  analysis and simulation of sericite mica drying.  - journal of advanced research in fluid mechanics and thermal sciences.  237-246. 

adnan bin ibrahim.  (2019).  performance evaluation on the integrated direct flow absorber collector for building integrated photovoltaic thermal (bipvt) applications.  - .  . 

adnan bin ibrahim;sohif bin mat;ahmad afif safwan bin mohd radzi.  (2019).  projek pengeringan keropok keping ppk kijal kemaman.  - .  . 

kamaruzzaman sopian;mohd hafidz bin haji ruslan;mohd adib bin ibrahim;sohif bin mat;chan hoy yen;mohd asri bin mat teridi;suhaila binti sepeai;lim chin haw;saleem hussain zaidi;nilofar asim;md. akhtaruzzaman;masita binti mohammad;ahmad fudholi;halim bin h.  (2019).  grid connected solar photovoltaic thermal (pvt) system with nano fluids and nano pcm.  - .  . 

ag sufiyan abd hamid, adnan ibrahim, sohif mat, mohd hafidz ruslan, kamaruzzaman sopian & siti nur aniza mohamad jilani.  (2018).  preliminary evaluation of kenaf fibre using solar drying chamber.  - the 2 malaysia university industry green building collaboration symposium (muigbc 2018).  . 

ali h.a. al-waelia, k. sopian, hussein a. kazem, jabar h. yousif, miqdam t. chaichan, adnan ibrahim, sohif mat, mohd hafidz ruslan.  (2018).  comparison of prediction methods of pv/t nanofluid and nano-pcm system using a measured dataset and artificial neural network.  - solar energy.  378-396. 

cheku nurul aisyah, ahmad fudholi, mohd yusof othman, adnan ibrahim, mohd hafidz ruslan, kamaruzzaman sopian.  (2018).  kecekapan pengumpul pv/t menggunakan pengumpul terma reka bentuk pilin (efficiency of pv/t collector using spiral thermal absorber design).  - sains malaysiana.  . 

ali h. a. alwaeli, kamaruzzaman sopian, adnan ibrahim, sohif mat, mohd hafidz ruslan.  (2018).  concepts and challenges of nanofluids and phase change material (pcm) in photovoltaic thermal (pv/t) collectors: a review.  - jurnal kejuruteraan.  . 

adnan ibrahim, sohif mat, ahmad fazlizan abdullah, ahmad fudholi, kamaruzzaman sopian.  (2018).  outdoor performance evaluation of building integrated photovoltaic thermal (bipvt) solar collector with spiral flow absorber configurations.  - international journal of power electronics and drive systems (ijpeds).  . 

ali h. a. alwaeli, kamaruzzaman sopian, adnan ibrahim, sohif mat & mohd hafidz ruslan.  (2018).  application of nanofluids and phase change material (pcm) in photovoltaic thermal (pv/t) collectors.  - the 2 malaysia university industry green building collaboration symposium (muigbc 2018).  . 

ag sufiyan abd hamid, kartini sukarno, jedol dayou, adnan ibrahim & sohif mat.  (2018).  evaluation on low temperature and tracking effect of solar photovoltaic power output under tropical climate condition in kota kinabalu malaysia.  - the 2 malaysia university industry green building collaboration symposium (muigbc 2018).  . 

nurul syakirah nazri, ahmad fudholi, bardia bakhtyar, can hoy yen, adnan ibrahim, mohd hafidz ruslan, sohif mat, kamaruzzaman sopian.  (2018).  energy economic analysis of photovoltaic-thermal-thermoelectric (pvt-te) air collectors.  - renewable and sustainable energy reviews.  . 

ahmad fudholi, muhammad zohri, goh li jin, adnan ibrahim, chan hoy yen, mohd yusof othman, mohd hafidz ruslan & kamaruzzaman sopian.  (2018).  energy and exergy analyses of photovoltaic thermal collector with v-groove.  - solar energy.  742-750. 

ali h.a. al-waeli, k. sopian, miqdam t. chaichan, hussein a. kazem, adnan ibrahim, sohif mat, mohd hafidz ruslan.  (2017).  evaluation of the nanofluid and nano-pcm based photovoltaic thermal (pvt) system: an experimental study.  - energy conversion and management.  693-708. 

ali h a alwaeli, k. sopian, adnan ibrahim, sohif mat, and mohd hafidz ruslan.  (2017).  nanofluid based photovoltaic thermal (pvt) incorporation in palm oil production process.  - international journal of computation and applied science.  292-294. 

mohd yusof othman, adnan ibrahim, goh li jin, mohd hafidz ruslan, kamaruzzaman sopian.  (2013).  photovoltaic-thermal (pv/t) technology - the future energy technology.  - renewable energy.  171-174. 

ahmad fudholi, adnan ibrahim, mohd yusof othman, mohd hafidz ruslan, hussein a. kazem, azami zaharim, kamaruzzaman sopian.  (2013).  energy and exergy analyses on water based photovoltaic thermal(pvt) collector with spiral flow absorber.  - recent advances in energy, environment and geology : 2nd international conference on energy systems, environment, entrepreneurship and innovation (iceseei `13).  70-74. 

ronak daghigh, adnan ibrahim, goh li jin, mohd hafidz ruslan, kamaruzzaman sopian.  (2011).  predicting the performance of amorphous and crystalline silicon based photovoltaic solar thermal collectors.  - energy conversion and management.  1741-1747. 

adnan ibrahim, mohd yusof othman, mohd hafidz ruslan, sohif mat, kamaruzzaman sopian.  (2011).  recent advances in flat plate photovoltaic/thermal (pv/t) solar collectors.  - renewable and sustainable energy reviews.  352-365. 

a ibrahim, my othman, mh ruslan, s mat, a zaharim, k sopian.  (2011).  a pilot study of the building integrated photovoltaic thermal (bipvt) collector for commercial applications in malaysia.  - recent researches in geography, geology, energy, environment and biomedicine.  139-142. 

r daghigh, a ibrahim, g li jin, mh ruslan, sohif mat, zulkifli mohd nopiah, azami zaharim, k sopian.  (2010).  simulation of amorphous and crystalline silicon based photovoltaic thermal system.  - proceeding american-math`10 proceedings of the 2010 american conference on applied mathematics.  534-539. 

adnan ibrahim, mohd hafidz ruslan, sohif mat, mohd yusof othman, azami zaharim, k. sopian.  (2009).  predicting the characteristics of a special designed photovoltaic thermal collector absorber (pvt).  - proceedings of the 3rd wseas int. conf. on renewable energy sources.  336-341. 

adnan ibrahim, goh li jin, roonak daghigh, mohd huzmin mohamed salleh, mohd yusof othman, mohd hafidz ruslan, sohif mat, kamaruzzaman sopian.  (2009).  hybrid photovoltaic thermal (pv/t) air and water based solar collectors suitable for building integrated applications.  - american journal of environmental sciences.  618-624.