iswary letchumanan, rozan mohamad yunus, mohd shahbudin mastar@masdar, nabila a. karim.  (2025).  advancements in electrocatalyst architecture for enhanced oxygen reduction reaction in anion exchange membrane fuel cells: a comprehensive review.  - international journal of hydrogen energy.  527 - 546. 

nowilin james rubinsin, wan nor roslam wan isahak, salma samidin, manoj pudukudy, medhat a. nemitallah, nabila a. karim.  (2025).  gas product behaviour using flower-like nickel-based mof catalysts for sustainable hydrogen production from biomass.  - renewable energy.  1 - 14. 

iswary letchumanan, blaz likozar, nabila a. karim.  (2025).  catalyst design and compositional control for low-temperature co2-to-syngas electrolysis in modular industrial systems.  - journal of environmental chemical engineering.  1 - 22. 

nurul nabila rosman, wei shi ng, nur rabiatul adawiyah mohd shah, mohd shahbudin masdar, nabila a. karim, narges ataollahi, rozan mohamad yunus.  (2025).  nanostructured transition metal-based electrocatalysts: a promising pathway in anion exchange membrane water electrolysis.  - materials today sustainability.  1 - 20. 

mahnoush beygisangchin, siti kartom kamarudin , suraya abdul rashid, nurul atiqah izzati md ishak, nabila a. karim, jaroon jakmunee , iswary letchumanan, iesti hajar hanapi , siti hasanah osman, amir hossein baghdadi.  (2024).  anode electrocatalysts and their supporting materials for methanol oxidation reaction based on research conducted in recent five years: comprehensive review.  - journal of environmental chemical engineering.  1 - 36. 

iswary letchumanan, rozan mohamad yunus, mohd shahbudin mastar @ masdar, mahnoush beygisangchin, siti kartom kamarudin, nabila a. karim.  (2024).  modified surface nano-topography for renewable energy applications for promising cobalt-based nanomaterials towards dual-functional electrocatalyst.  - international journal of hydrogen energy.  1518-1539. 

nowilin james rubinsin, nabila a. karim, sharifah najiha timmiati, kean long lim, wan nor roslam wan isahak, manoj pudukudy.  (2024).  an overview of the enhanced biomass gasification for hydrogen production.  - international journal of hydrogen energy.  1139-1164. 

nurul atiqah izzati md ishak, siti kartom kamarudin , sharifah najiha timmiati, suhaila mohd sauid, nabila a karim, sahriah basri.  (2023).  green synthesis of platinum nanoparticles as a robust electrocatalyst for methanol oxidation reaction: metabolite profiling and antioxidant evaluation.  - journal of cleaner production.  1-18. 

samuel e. p. p. masan, febdian rusydi, wahyu a. e. prabowo, daniel elisandro, wun f. mark-lee, nabila a. karim, adhitya g. saputro.  (2023).  impact of hydrogen coverage trend on methyl formate adsorption on mos2 surface: a first principles study.  - acs omega.  6523-6529. 

muhammad amirul aiman bin abdul rani, nabila a. karim, noor shahirah shamsul, siti kartom kamarudin.  (2023).  titanium oxide/nickel foam (tio2/nf) catalyzed the conversion of glucose to 5-hydroxymethylfurfural in subcritical solvothermal liquefaction.  - fuel.  1-14. 

siti hasanah osman, siti kartom kamarudin , sahriah basri and nabila a. karim.  (2023).  anodic catalyst support via titanium dioxide-graphene aerogel (tio2-ga) for a direct methanol fuel cell: response surface approach.  - catalyst.  1-23. 

siti hasanah osman, siti kartom kamarudin, sahriah basri and nabila a. karim.  (2023).  potential of 3d hierarchical porous tio2-graphene aerogel (tio2-ga) as electrocatalyst support for direct methanol fuel cells.  - nanomaterial.  1-18. 

siti hasanah osman, siti kartom kamarudin, sahriah basri, nabila a. karim.  (2023).  three-dimensional graphene aerogel supported on efficient anode electrocatalyst for methanol electrooxidation in acid media.  - catalyst.  1-15. 

nabila a karim, muhammad syafiq alias, norazuwana shaari, hsiharng yang.  (2023).  calcium carbonate from chicken eggshells as filler in composite nafion membrane for direct ethanol fuel cell: a molecular dynamics study.  - journal of chemical technology and biotechnology.  2763-2773. 

muhammad amirul aiman bin abdul rani; nabila a. karim; siti kartom kamarudin.  (2022).  microporous and mesoporous structure catalysts for the production of 5-hydroxymethylfurfural (5-hmf).  - international journal of energy research.  577-633. 

siti hasanah osman, siti kartom kamarudin, sahriah basri nabila a. karim.  (2022).  organic aerogel as electro-catalytic support in low-temperature fuel cell.  - international journal of energy research.  16264-16280. 

muhammad amirul aiman bin abdul rani, nabila a. karim, siti kartom kamarudin.  (2022).  recent reaction systems for the synthesis of 5-hydroxymethylfurfural (hmf) from carbohydrates with process development analysis: a review.  - international journal of energy research.  18996-19050. 

n. a. karim, n. s. shamsul, m. s. alias, s. k. kamarudin.  (2021).  structural and electronic properties of the adsorption molecules on co and fe/n-doped graphene towards the application in direct liquid fuel cell.  - structural chemistry.  405-415. 

n.s.a. hamid, s.k. kamarudin, n.a. karim.  (2021).  potential of nafion/eggshell composite membrane for application in direct methanol fuel cell.  - international journal of energy research.  1-20. 

ishak, n.a.i.m., kamarudin, s.k., timmiati, s.n., karim, n.a., basri, s..  (2021).  biogenic platinum from agricultural wastes extract for improvedmethanol oxidation reaction in direct methanol fuel cell.  - journal of advanced research.  63-75. 

nabila a. karim, muhammad syafiq alias, hsiharng yang.  (2021).  recent developments for the application of 3d structured material nickel foam and graphene foam in direct liquid fuel cells and electrolyzers.  - catalysts.  1-13. 

s.m. sauid, s.k. kamarudin, n.a. karim, l.k. shyuan.  (2021).  superior stability and methanol tolerance of a metal-free nitrogen-doped hierarchical porous carbon electrocatalyst derived from textile waste.  - journal of materials research and technology.  1834-1846. 

nabila a. karim, hsiharng yang.  (2021).  mini-review: recent technologies of electrode and system in the enzymatic biofuel cell (ebfc).  - applied sciences.  1-27. 

putera nik aiman mustaqim othman, nabila a. karim, siti kartom kamarudin.  (2021).  research and innovation in the electrocatalyst development toward glycerol oxidation reaction.  - international journal of energy research.  12693-12727. 

nurul atiqah izzati md ishak, s.k. kamarudin, sharifah najiha timmiati, nabila karim, sahriah basri.  (2021).  enhanced performance of methanol oxidation reaction via green synthesis of platinum electro-catalyst from sugar cane bagasse.  - international journal of energy research.  7380-7403. 

n.a. karim, m.s. alias, s.k. kamarudin.  (2021).  the mechanism of the water dissociation and dehydrogenation of glycerol on au (111) and pdau alloy catalyst surfaces.  - international journal of hydrogen energy.  30937-30947. 

siti h. osman, s. k. kamarudin, nabila a. karim, sahriah basri.  (2021).  application of graphene in low-temperature fuel cell technology: an overview.  - international journal of energy research.  18318-18336. 

n.yahya, s.k.kamarudin, n.a. karim, s.basri, a.m.zanoodin.  (2019).  nanostructured pd-based electrocatalyst and membrane electrode assembly behaviour in a passive direct glycerol fuel cell.  - nanoscale research letter.  . 

n.yahya, s.k kamarudin, n. a karim, m.s masdar, k.s loh and k.l lim.  (2019).  durability and performance of direct glycerol fuel cell with palladium-aurum/ vapor grown carbon nanofiber support.  - energy conversion and management.  120-130. 

n. abdullah, s.k. kamarudin, l.k. shyuan, n.a. karim.  (2019).  synthesis and optimization of ptru/tio2-cnf anodic catalyst for direct methanol fuel cell.  - international journal of hydrogen energy.  30543-30552. 

n. yahya, s.k. kamarudin, n.a. karim, m.s. masdar and k.s. loh.  (2017).  enhanced performance of a novel anodic pdau/vgcnf catalyst for electro-oxidation in a glycerol fuel cell.  - nanoscale research letter.  1-11. 

n. abdullah, s. k. kamarudin, l. k. shyuan, n. a. karim.  (2017).  fabrication and characterization of new composite tio2 carbon nanofiber anodic catalyst support for direct methanol fuel cell via electrospinning method.  - nanoscale research letters.  1-11.