junaidah buhari, hassimi abu hasan, setyo budi kurniawan, nur atiqah marsidi, nurull muna daud, ahmad razi othman, siti rozaimah sheikh abdullah, masli irwan rosli.  (2026).  unveiling the performance and mechanistic insights of hybrid phyto-biofilm reactor for domestic wastewater treatment.  - journal of water process engineering.  1 - 14. 

nurull muna daud, siti rozaimah sheikh abdullah, siti shilatul najwa sharuddin, ahmad razi othman, hassimi abu hasan, noorashikin md salleh, nur ’izzati ismail.  (2025).  bioaugmentation of klebsiella pneumoniae isolate m1 in a continuous sequential phytoreactor integrating scirpus grossus and eichhornia crassipes plants for batik effluent treatment.  - journal of water process engineering.  1 - 18. 

mohammad mohammad alnawajha, setyo budi kurniawan, siti rozaimah sheikh abdullah, ahmad razi othman, hajjar hartini wan jusoh, azimah ismail, hassimi abu hasan.  (2025).  water vs. salt extraction of bio-coagulant from leucaena leucocephala pods for removing turbidity from aquaculture effluent.  - journal of the indian chemical society.  1 - 7. 

saja radhi nayyef alanbary, siti rozaimah sheikh abdullah, israa abdulwahab al-baldawi, hassimi abu hasan, nurina anuar, ahmad razi othman, fatihah suja’, nur ‘izzati ismail, siti shilatul najwa sharuddin.  (2025).  assessing phytotoxicity of sand contaminated with petroleum hydrocarbons on phragmites karka.  - international journal of environmental science and technology.  6545 - 6556. 

setyo budi kurniawan, azmi ahmad, muhammad fauzul imron, siti rozaimah sheikh abdullah, ahmad razi othman and hassimi abu hasan.  (2025).  achieving a biocircular economy in the aquaculture sector through waste valorization.  - toxics.  1 - 30. 

yavinash muralee tharan, ahmad razi othman, nur nadhirah ramli, siti rozaimah sheikh abdullah, hassimi abu hasan, nur ‘izzati ismail.  (2025).  penguraian sisa pepejal dengan menggunakan kulat aspergillus fumigatus terpegun (decomposition of solid waste using immobilised fungi aspergillus fumigatus) .  - sains malaysiana.  2367 - 2376. 

muhammad farhan hil me, wei lun ang, ahmad razi othman, abdul wahab mohammad, ahmad afiq arshad nasharuddin, alijah mohd aris, bee chin khor, swee su lim.  (2024).  assessment of the microbial electrochemical sensor (sentry) as a potential wastewater quality monitoring tool for common pollutants found in malaysia.  - environmental monitoring and assessment.  1-16. 

setyo budi kurniawan, azmi ahmad, muhammad fauzul imron, siti rozaimah sheikh abdullah, ahmad razi othman, hassimi abu hasan.  (2023).  performance of chemical-based vs bio-based coagulants in treating aquaculture wastewater and cost-benefit analysis.  - polish journal of environmental studies.  1177-1187. 

mohammad mohammad alnawajha, setyo budi kurniawan, siti rozaimah sheikh abdullah, hassimi abu hasan, ahmad razi othman.  (2023).  performance of leucaena leucocephala and alum in treating aquaculture: effect of dosage, rapid speed and settling time.  - international journal of environmental science and technology.  9981-9994. 

nur nadhirah ramli, setyo budi kurniawan, joshua o. ighalo, nor sakinah mohd said, nuratiqah marsidi, junaidah buhari, radhiatul atiqah ramli shah, maryam zulkili, jahira alias, nurull muna daud, jamilah ahmad, ahmad razi othman, siti rozaimah.  (2023).  a review of the treatment technologies for hexavalent chromium contaminated water.  - biometals.  1189-1219. 

junaidah buhari, hassimi abu hasan, setyo budi kurniawan, nur atiqah marsidi, nurull muna daud, ahmad razi othman, siti rozaimah sheikh abdullah, masli irwan rosli.  (2026).  unveiling the performance and mechanistic insights of hybrid phyto-biofilm reactor for domestic wastewater treatment.  - journal of water process engineering.  1 - 14. 

siti shilatul najwa sharuddin, siti rozaimah sheikh abdullah, hassimi abu hasan, ahmad razi othman, nur ‘izzati ismail, azmi fadziyana mansor, islam j.k. elhabil.  (2025).  bioaugmented phytoremediation with biosurfactant producing rhizobacteria for enhanced hydrocarbon removal.  - journal of environmental chemical engineering.  1 - 14. 

siti shilatul najwa sharuddin, siti rozaimah sheikh abdullah, hassimi abu hasan, ahmad razi othman, nur ‘izzati ismail.  (2025).  enhancing the yield of biosurfactant production from hydrocarbon-degrading rhizobacteria.  - journal of the indian chemical society.  1 - 13. 

osama abrahiem al falahi, siti rozaimah sheikh abdullah, hassimi abu hasan, ahmad razi othman, hind mufeed ewadh, nur 'izzati ismail, muhammad fauzul imron, setyo budi kurniawan.  (2025).  identification and degradation of ibuprofen and paracetamol by rhizobacteria from roots of scirpus grossus exposed to synthetic mix in constructed wetlands.  - water.  1 - 19. 

islam j.k. elhabil, siti rozaimah sheikh abdullah, hassimi abu hasan, ahmad razi othman, nur 'izzati ismail, noorashikin md saleh.  (2025).  isolation and identification of rhizobacteria from ludwigia octovalvis for degradation of polyethylene.  - algal research.  1 - 16. 

siti shilatul najwa sharuddin, siti rozaimah sheikh abdullah, hassimi abu hasan, ahmad razi othman, & israa abdulwahab al-baldawi.  (2024).  enhanced removal of hydrocarbons from crude oil sludge through phytoremediation with biosurfactant-producing rhizobacteria.  - iop conf. series: earth and environmental science.  1-9. 

nurul alia nabilah dzolkifle, ammar akmal zuhdi ramli,ruhan asyrani rosli, siti nurnafisah mohd zuraidi, mohd. faez sharif, ahmad razi othman and zakuan azizi shamsul harumain.  (2022).  the potential of silica from rice husk ash on removal of sulphide in wastewater.  - aip conference proceedings.  1-7. 

siti fatin mohd razali, norhana arsad, norngainy mohd tawil, ahmad razi othman, nizaroyani saibani & aqilah baseri huddin.  (2020).  pendidikan keusahawanan 4ir: gamifikasi.  - siri 10.  1-11. 

nur nadia bachok, norhafizah burham, ahmad razi othman, nurul huda abdul karim, ahmad ashrif a. bakar, mohd hadri hafiz mokhtar & norhana arsad.  (2025).  pencirian optik dalam cecair indeks bias menggunakan penderia gentian optik tirus: pendekatan gabungan simulasi dan eksperimen.  - jurnal kejuruteraan.  2817 - 2828. 

noorhisham tan kofli, abbas ismail, ahmad razi othman, yuliana yuhana dan rosiah rohani.  (2025).  student activities: naces2024 as a comprehensive approach to student skills development.  - program book international conference on engineering and built environment education.  74 - 74. 

wan nur farah ain wan di, farah arina abdul, ahmad razi othman, noor liyana sukiran.  (2025).  kesan penyebuan biji benih oleh bacillus spp terhadap percambahan dan pertumbuhan anak benih ukmrc2 di bawah tekanan abiotik.  - undergraduate research journal for biological sciences & biotechnology.  69 - 76. 

yavinash muralee tharan, ahmad razi othman, nur nadhirah ramli, siti rozaimah sheikh abdullah, hassimi abu hasan, nur ‘izzati ismail.  (2025).  penguraian sisa pepejal dengan menggunakan kulat aspergillus fumigatus terpegun (decomposition of solid waste using immobilised fungi aspergillus fumigatus) .  - sains malaysiana.  2367 - 2376. 

siti rozaimah bt. sheikh abdullah;babul airianah binti othman;noorashikin binti md saleh;ahmad razi bin othman.  (2024).  pemulihgunaan enapcemar dan biopepejal kaya nutrien dari efluen industri kopi sebagai perapi tanah ke arah inisiatif ekonomi kitaran.  - .  . 

siti rozaimah bt. sheikh abdullah;babul airianah binti othman;noorashikin binti md saleh;ahmad razi bin othman.  (2024).  pemulihgunaan enapcemar dan biopepejal kaya nutrien dari efluen industri kopi sebagai perapi tanah ke arah inisiatif ekonomi kitaran.  - .  . 

ang wei lun;abdul wahab bin mohammad;lim swee su;ahmad razi bin othman.  (2024).  commissioning and performance of biosensor probe for wastewater monitoring.  - .  . 

islam j k elhabil, siti rozaimah sheikh abdullah, hassimi abu hasan, ahmad razi othman, nur izzati ismail.  (2024).  potential of phytoremediation in alleviating microplastic pollution in wastewater.  - 2024 13th international conference on chemistry and chemical process.  xx. 

muhamaad razis ismail.  (2024).  inovasi lonjak petani.  - harian metro.  . 

ahmad razi bin othman;norhana binti arsad.  (2023).  pembelajaran ir 4.0: simulasi di dalam makmal.  - .  .