nurul aiman mhd safri, zalitazainuddin, mohd syahriman mohd azmi, idris zulkifle, ahmad fudholi,mohd hafidz ruslan,kamaruzzaman sopian..  (2021).  current status of solar-assisted greenhouse drying systems for drying industry (food materials and agricultural crops).  - trends in food science & technology.  633-657. 

vidhya selvanathan, mohd hafidz ruslan, ammar ahmed nasser alkahtani, nowshad amin, kamaruzzaman sopian , ghulam muhammad, md akhtaruzzaman.  (2021).  organosoluble, esterified starch as quasi-solid biopolymer electrolyte in dye-sensitized solar cell.  - journal of materials research and technology.  1638-1648. 

vidhya selvanathan, rosiyah yahya, md shahiduzzaman, mohd. hafidz ruslan, ghulam muhammad, nowshad amin, md. akhtaruzzaman.  (2021).  ionic liquid infused starch-cellulose derivative based quasi-solid dye-sensitized solar cell: exploiting the rheological properties of natural polymers.  - cellulose.  5547-5557. 

vidhya selvanathan, mohd hafidz ruslan, mohammod aminuzzaman, ghulam muhammad, n. amin, kamaruzzaman sopian, md. akhtaruzzaman.  (2020).  resorcinol-formaldehyde (rf) as a novel plasticizer for starch-based solid biopolymer electrolyte.  - polymers.  1-14. 

vidhya selvanathan, rosiyah yahya, mohd hafidz ruslan, kamaruzzaman sopian, nowshad amin, majid nour, hatem sindi, muhyaddin rawa,md. akhtaruzzaman.  (2020).  organosoluble starch-cellulose binary polymer blend as a quasi-solid electrolyte in a dye-sensitized solar cell.  - polymer.  1-17. 

nurul aiman mhd safri, zalita zainuddin, mohd syahriman mohd azmi, ahmad fudholi, idris zulkifle, mohd hafidz ruslan.  (2020).  temperature performance of a portable solar greenhouse dryer with various collector design.  - sains malaysiana.  2539-2545. 

arina mohd noha, sohif mat, mohd hafiz ruslan.  (2018).  development and performance analysis of new solar dryer with continuous and intermittent ventilation.  - jurnal kejuruteraan.  . 

towhid hossain chowdhury, mohammad tanvirul ferdaous, mohd. aizat abdul wadi, puvaneswaran chelvanathan, nowshad amin, ashraful islam, nurhafiza kamaruddin, muhammad irsyamuddin m. zin, mohd hafidz ruslan, kamaruzzaman bin sopian and md. akhtaruzzaman.  (2018).  prospects of ternary cd1xznxs as an electron transport layer and associated interface defects in a planar lead halide perovskite solar cell via numerical simulation.  - journal of electronic materials.  3051-3058. 

idris zulkifle, ali h.a. alwaeli, mohd hafidz ruslan, zahari ibarahim, mohd yusof hj othman, kamaruzzaman sopian.  (2018).  numerical investigation of v-groove air-collector performance with changing cover in bangi, malaysia.  - case studies in thermal engineering.  . 

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.  . 

vidhya selvanathan, rosiyah yahya, md shahiduzzaman, mohd. hafidz ruslan, ghulam muhammad, nowshad amin, md. akhtaruzzaman.  (2021).  ionic liquid infused starch-cellulose derivative based quasi-solid dye-sensitized solar cell: exploiting the rheological properties of natural polymers.  - cellulose.  5547-5557. 

vidhya selvanathan, mohd hafidz ruslan, ammar ahmed nasser alkahtani, nowshad amin, kamaruzzaman sopian , ghulam muhammad, md akhtaruzzaman.  (2021).  organosoluble, esterified starch as quasi-solid biopolymer electrolyte in dye-sensitized solar cell.  - journal of materials research and technology.  1638-1648. 

nurul aiman mhd safri, zalitazainuddin, mohd syahriman mohd azmi, idris zulkifle, ahmad fudholi,mohd hafidz ruslan,kamaruzzaman sopian..  (2021).  current status of solar-assisted greenhouse drying systems for drying industry (food materials and agricultural crops).  - trends in food science & technology.  633-657. 

ahmad fudholi, nur farhana mohd razali, mohd hafidz ruslan, kamaruzzaman sopian.  (2020).  application of nanofluids for photovoltaic thermal (pvt) collectors: a review.  - journal of advanced research in fluid mechanics and thermal sciences.  35-44. 

nur farhana mohd razali, ahmad fudholi, mohd hafidz ruslan, kamaruzzaman sopian.  (2020).  electrical characteristics of photovoltaic thermal collector with water titania nanofluid flow.  - journal of advanced research in fluid mechanics and thermal sciences.  20-28. 

nurul shahirah binti rukman, ahmad fudholi, nur farhana mohd razali, mohd hafidz ruslan, kamaruzzaman sopian.  (2019).  investigation of tio2 and mwcnt nanofluids-based photovoltaicthermal (pv/t) system.  - iop conf. series: earth and environmental science.  1-6. 

nurul shahirah binti rukman, ahmad fudholi, nur farhana mohd razali, mohd hafidz ruslan, kamaruzzaman sopian.  (2019).  energy and exergy analyses of photovoltaic-thermal (pv/t) system with tio2/water nanofluid flow.  - iop conf. series: earth and environmental science.  1-8. 

muhammad zohri, ahmad fudholi, mohd hafidz ruslan & kamaruzzaman sopian.  (2017).  mathematical modeling of photovoltaic thermal pv/t system with v-groove collector.  - international symposium on current progress in mathematics and sciences 2016 (iscpms 2016), aip conference proceedings.  1-7. 

i m abolgasem, m a alghoul, m h ruslan, h y chan, n g khrit and k sopian.  (2015).  a computation ann model for quantifying the global solar radiation: a case study of al-aqabah-jordan.  - iop conference series: materials science and engineering.  1-6. 

a m abed, k sopian, m a alghoul, a n al-.shamani, m h ruslan, s mat.  (2015).  theoretical study of new combined absorption-ejector refrigeration system.  - iop conf. series: materials science and engineering.  1-7. 

mohd yusof hj. othman, kamaruzzaman sopian, mohd hafidz ruslan, sohif mat, and suhaila abdul hamid.  (2020).  renewable energy and sustainable buildings : selected paper from the world renewal energy congress wrec 2018.  - .  461. 

mohd. yusof hj. othman, faridah hussain, kamaruzzman sopian, baharuddin yatim & hafidz ruslan.  (2016).  renewable energy in the service of mankind vol ii.  - .  10. 

majid khan majahar ali, ahmad fudholi, jumat sulaiman, mohd hafidz ruslan, japson vun heung wong & suhaimi md. yasir.  (2015).  kaedah lelaran dalam permaslaahan saintifik.  - .  Bab 8 : 70-82. 

mohd yusof hj. othman, kamaruzzaman sopian, mohd hafidz ruslan, sohif mat, and suhaila abdul hamid.  (2020).  renewable energy and sustainable buildings : selected paper from the world renewal energy congress wrec 2018.  - .  461. 

mohd. yusof hj. othman, faridah hussain, kamaruzzman sopian, baharuddin yatim & hafidz ruslan.  (2016).  renewable energy in the service of mankind vol ii.  - .  10. 

majid khan majahar ali, ahmad fudholi, jumat sulaiman, mohd hafidz ruslan, japson vun heung wong & suhaimi md. yasir.  (2015).  kaedah lelaran dalam permaslaahan saintifik.  - .  Bab 8 : 70-82. 

zalita binti zainuddin;kamaruzzaman sopian;mohd hafidz bin haji ruslan;idris bin zulkifle.  (2021).  sistem pengering suria rumah hijau untuk peningkatan kualiti herba kering.  - .  . 

mohd hafidz bin haji ruslan;mohd. yusof bin hj. othman;kamaruzzaman sopian;zahari bin ibarahim;sohif bin mat;mohamad yusof bin sulaiman;ahmad fudholi bin jurlius.  (2020).  program: rural transformation through net neutral renewable energy sustainable community. sub projek: advanced fresnel lens in solar thermal system under tropical diffused sky conditions.  - .  . 

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.  - .  . 

mohd hafidz ruslan, mohd. yusof othman, kamaruzzaman sopian, zahari ibarahim, sohif mat.  (2019).  pembangunan protaip sistem pengeringan pam haba suria menggunakan pengumpul terma multifungsi utk pengeringan hasil pertanian & her.  - .  1-4. 

mohd asri bin mat teridi;mohd hafidz bin haji ruslan;mohd adib bin ibrahim;lim chin haw.  (2019).  nanoscale engineering of semiconductor ferrite based composite for light-driven water splitting.  - .  1-6.