yashawini phriya rauichandran, kai ling yu, mohd nur ikhmal salehmin, hassan mohamed, halimah badioze zaman, samet sahin, eileen h. yu, ahmad razi othman, wei lun ang, swee su lim.  (2025).  preconditioned microbial communities in electrochemical sensing: initial assessment of detection capabilities and durability.  - applied and environmental microbiology.  1 - 17. 

nur ’izzati ismail, nurull muna daud, siti rozaimah sheikh abdullah, ahmad razi othman, nur nadhirah ramli, israa abdulwahab al-baldawi, islam j k elhabil, hassimi abu hasan.  (2025).  resistant rhizobacteria of native plant for simultaneous iron and aluminum removal from synthetic mining wastewater and its future potential for phytoremediation development.  - process safety and environmental protection.  1 - 13. 

ahmad razi othman, muhammad fauzul imron, nur ‘izzati ismail, mohd aidil kamaruzzaman, siti rozaimah sheikh abdullah, israa abdulwahab al-baldawi, setyo budi kurniawan, hajjar hartini wan jusoh, azimah ismail and hassimi abu hasan.  (2025).  biosorption of hexavalent chromium in aqueous solution by bacillus cereus.  - environmental technology & innovation.  1 - 11. 

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. 

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. 

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. 

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. 

ain aqilah basirun, ahmad razi othman, nur adeela yasid, mohd izuan effendi halmi, baskaran gunasekaran & mohd yunus abd shukor.  (2023).  adsorption kinetics, equilibrium, and thermodynamic studies to understand adsorption behavior of evans blue dye by durian husk.  - korean journal of chemical engineering.  1440-1456. 

abdussamad abubakar, motharasan manogaran, nur adeela yasid, ahmad razi othman, mohd yunus abd shukor.  (2023).  equilibrium, kinetic and thermodynamic studies of the adsorption of trypan blue dye by pseudomonas sp. strain mm02 inactivated biomass.  - korean journal of chemical engineering.  1928-1953. 

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. 

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. 

yashawini phriya rauichandran, kai ling yu, mohd nur ikhmal salehmin, hassan mohamed, halimah badioze zaman, samet sahin, eileen h. yu, ahmad razi othman, wei lun ang, swee su lim.  (2025).  preconditioned microbial communities in electrochemical sensing: initial assessment of detection capabilities and durability.  - applied and environmental microbiology.  1 - 17. 

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. 

yuqiang zhao, ahmad razi othman, nur ‘izzati ismail & wenlai xu.  (2025).  optimizing ammonia nitrogen removal from hospital effluent using a bacteria-algae consortium.  - jurnal kejuruteraan.  647 - 656. 

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. 

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

azmi ahmad, siti rozaimah sheikh abdullah & ahmad razi othman.  (2024).  industri akuakultur potensi penghasilan biobaja.  - .  . 

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.  - .  . 

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

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. 

ahmad razi othman.  (2023).  kepelbagaian biodiversiti mikroorganisma di dalam pemuliharaan dan rawatan alam sekitar.  - impak: kluster sumber lestari, alam sekitar dan kehidupan pintar.  10-11.