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. 

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).  potential of 3d hierarchical porous tio2-graphene aerogel (tio2-ga) as electrocatalyst support for direct methanol fuel cells.  - nanomaterial.  1-18. 

p.n.a.m. othman, n.a. karim, s.k. kamarudin.  (2023).  first principle study of the electronic and catalytic properties of palladium-silver (pdag) alloys catalyst for direct liquid fuel cells.  - chemical physics.  1-12. 

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. 

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. 

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. 

siti hasanah osman, siti kartom kamarudin, sahriah basri , nabila a.karim.  (2022).  ptru supported on porous 3d titanium dioxide-graphene aerogel as a potential electrocatalyst for direct methanol fuel cells.  - malaysian journal of analytical sciences.  613-621. 

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. 

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. 

norilhamiah yahya, m. firdaus mamat, suhaini mamat, nabila a. karim.  (2022).  chemical oxygen demand and turbidity removal of landfill leachate using electrocoagulation technique with a1 electrode.  - malaysian journal of analytical sciences.  652-663. 

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. 

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. 

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. 

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. 

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. 

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. 

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. 

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. 

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. 

nabila a. karim, norilhamiah yahya, muhammad syafiq, siti kartom kamarudin.  (2020).  electrochemical reaction and dissociation of glycerol on pdau surface catalyst.  - sains malaysiana.  3145-3154. 

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.a. karim, n.j. rubinsin, m.a.a. burukan, s.k. kamarudin.  (2019).  sustainable route of synthesis platinum nanoparticles using orange peel extract.  - international journal of green energy.  1518-1526. 

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, 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.  (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. 

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.