l.p. teh, h.d. setiabudi, s.n. timmiati, m.a.a. aziz, n.h.r. annuar, n.n. ruslan.  (2021).  recent progress in ceria-based catalysts for the dry reforming of methane: a review.  - chemical engineering science.  1-17. 

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. 

nurul n. sulaiman, mohammad ismail, sharifah n. timmiati, kean l. lim.  (2021).  improved hydrogen storage performances of lialh4 + mg(bh4)2 composite with tif3 addition.  - international journal of energy research.  1-17. 

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. 

muliani mansor, sharifah najiha timmiati, azran mohd zainoodin, khairunnisa mohd paad, kean long lim.  (2021).  investigation of palladium-mesostructured silica nanoparticles (pdmsn) as anode electrocatalyst for alkaline direct methanol fuel cell.  - chemical physics letters.  1-8. 

nur shamimie nadzwin hasnan,sharifah najiha timmiati,kean long lim, zahira yaakob, nur hidayatul nazirah kamaruddin, lee peng teh.  (2020).  recent developments in methane decomposition over heterogeneous catalysts: an overview.  - materials for renewable and sustainable energy.  1-18. 

nur shamimie nadzwin hasnan, , sharifah najiha timmiati, manoj pudukudy, zahira yaakob, kean long lim, yun hin taufiq-yap.  (2020).  catalytic decomposition of methane into hydrogen and carbon nanotubes over mesostructured silica nanoparticle-supported nickel catalysts.  - journal of porous materials.  369-382. 

muliani mansor, sharifah najiha timmiati, wai yin wong, azran mohd zainoodin, kean long lim and siti kartom kamarudin.  (2020).  nipd supported on mesostructured silica nanoparticle as efficient anode electrocatalyst for methanol electrooxidation in alkaline media.  - catalysts.  1-20. 

jafreena adira jaafar, nur hidayatul nazirah kamarudin, herma dina setiabudi, sharifah najiha timmiati, teh lee peng.  (2019).  mesoporous silica nanoparticles and waste derived-siliceous materials for doxorubicin adsorption and release.  - materials today: proceedings.  1420-1425. 

salihah azemi, khuzaimah arifin, rozan mohamad yunus, sharifah najiha timmiati.  (2019).  density functional theory studyof water adsorption on the coo (100) and coo (110) surfaces.  - international journal of integrated engineering.  241-246. 

nurul zafirah abd. khalim khafidz, zahira yaakob, sharifah najiha timmiati, kuen-song lin, kean long lim.  (2019).  hydrogen sorption of magnesium oxide carbon nanofibre composite.  - malaysian journal of analytical sciences.  60-70. 

z. zakaria ,s. k. kamarudin, s. n. timmiati.  (2019).  influence of graphene oxide on the ethanol permeability and ionic conductivity of qpva-based membrane in passive alkaline direct ethanol fuel cells.  - nanoscale research letter.  . 

n a i md ishak , s k kamarudin and s n timmiati.  (2019).  green synthesis of metal and metal oxide nanoparticles via plant extracts: an overview.  - materials express research.  1-32. 

z. zakaria, s. k. kamarudin , s. n. timmiati, m. s. masdar.  (2019).  new composite membrane polyvinyl alcohol graphene oxide for direct ethanol proton exchange membrane fuel cell.  - journal of applied polymer science.  1-13. 

muliani mansor, sharifah najiha timmiati, kean long lim, wai yin wong, siti kartom kamarudin, nur hidayatul nazirah kamarudin.  (2019).  recent progress of anode catalysts and their support materials for methanol electrooxidation reaction.  - international journal of hydrogen energy.  14744-14769. 

ibdal satar, wan ramli wan daud, byung hong kim, mahendra rao somalu, mostafa ghasemi, mimi hani abu bakar, tahereh jafary, sharifah najiha timmiati.  (2018).  performance of titanium-nickel (ti/ni) and graphite felt-nickel (gf/ni) electrodeposited by ni as alternative cathodes for microbial fuel cells.  - journal of the taiwan institute of chemical engineers.  . 

sharifah najiha badar, zahira yaakob , sharifah najiha timmiati.  (2017).  growth evaluation of microalgae isolated from palm oil mill effluent in synthetic media.  - malaysian journal of analytical sciences.  82-94. 

nurul zafirah abd. khalim khafidz, zahira yaakob, kean long lim, sharifah najiha timmiati.  (2016).  the kinetics of lightweight solid-state hydrogen storage materials: a review.  - international journal of hydrogen energy.  13131-13151. 

nur hidayatul nazirah kamarudin, aishah abdul jalil, sugeng triwahyono, sharifah najiha timmiati5.  (2016).  microwave-assisted synthesis of mesoporous silica nanoparticles as a drug delivery vehicle.  - malaysian journal of analytical sciences.  1382-1389. 

z. zakaria,s.k. kamarudin, s.n. timmiati.  (2016).  membranes for direct ethanol fuel cells: an overview.  - applied energy.  334-342.