naif h. al-hardan, muhammad azmi abdul hamid, mohd firdaus-raih, azman jalar, ain zafirah kamaruddin, lim kar keng, ensaf mohammed al-khalqi, naser m. ahmed.  (2024).  titanium dioxide ion-sensitive extended gate field effect transistor (isegfet): selective detection of potassium ions in artificial blood serum.  - journal of materials science: materials in electronics.  1-16. 

naif h m al-hardan, muhammad azmi abdul hamid, azman jalar, mohd firdaus-raih.  (2023).  unleashing the potential of gallium oxide: a paradigm shift in optoelectronic applications for image sensing and neuromorphic computing applications.  - materials today physics.  1-24. 

naif h. al-hardan, mohd firdaus-raih, muhammad azmi abdul hamid, azman jalar.  (2023).  real-time viral detection through electrolyte-gated field effect transistors: possibility of rapid covid-19 detection.  - critical reviews in solid state and materials sciences.  194-220. 

ensaf mohammed alkhalqi, muhammad azmi abdul hamid, naif h. alhardan, lim kar keng, azman jalar.  (2022).  magnesium doped zno nanorod electrolyte-insulator-semiconductor (eis) sensor for detecting organic solvents..  - ieee sensors journal.  11783-11790. 

naif h. al-hardan, muhammad azmi abdul hamid, lim kar keng, ensaf mohammed al-khalqi, azman jalar, wee siong chiu.  (2021).  low-cost fabrication of a ph sensor based on writing directly over parchment-type paper with pencil.  - journal of materials science: materials in electronics.  9431-9439. 

ain zafirah kamaruddin, lim kar keng, muhammad azmi abdul hamid, naif h. al-hardan, huda abdullah & ensaf mohammed al-khalqi.  (2023).  the characteristic of ph-sensing of potentiometric on zinc oxide and aluminium-doped zinc oxide nanostructures.  - sains malaysiana.  3253-3246. 

muhammad azmi abdul hamid, hasmaliza mohamad, zalita zainuddin, hamisah ismail.  (2023).  comparative study on the physicomechanical, bioactivity, and biocompatibility properties of beta wollastonite and beta wollastonite maghemite strontium composites.  - journal of the australian ceramic society.  449-458. 

ensaf mohammed. al-khalqi, muhammad azmi abdul hamid, naif h. al-hardan, lim kar keng, azman jalar.  (2022).  magnesium-doped zno nanorod electrolyte insulator semiconductor (eis) sensor for detecting calcium ions.  - journal of materials science: materials in electronics.  1618-1630. 

naif h. al hardan, naser m. ahmed, munirah a. almessiere, azlan abdul aziz, muhammad azmi abdul hamid.  (2021).  effect of sulphuric acid (h2so4) on the growth process of two - dimensional zinc oxide (zno) structures prepared by chemical bath deposition.  - applied physics a-materials science & processing.  1-10. 

nusayba a albadarin, mohd sobri takriff, sin tee tan, seyed ahmad shahahmadi, lorna jeffery minggu, abdul amir h kadhum, wongwai yin, mohd nur ikhmal salehmin, ensaf m alkhalqi, muhammad azmi abdul hamid, nowshad amin.  (2020).  tunable morphology and band gap alteration of cuo-zno nanostructures based photocathode for solar photoelectrochemical cells.  - materials research express.  1-8. 

naif h. al-hardan, muhammad azmi abdul hamid, mohd firdaus-raih, azman jalar, ain zafirah kamaruddin, lim kar keng, ensaf mohammed al-khalqi, naser m. ahmed.  (2024).  titanium dioxide ion-sensitive extended gate field effect transistor (isegfet): selective detection of potassium ions in artificial blood serum.  - journal of materials science: materials in electronics.  1-16. 

naif h m al-hardan, muhammad azmi abdul hamid, azman jalar, mohd firdaus-raih.  (2023).  unleashing the potential of gallium oxide: a paradigm shift in optoelectronic applications for image sensing and neuromorphic computing applications.  - materials today physics.  1-24. 

muhammad azmi abdul hamid, hasmaliza mohamad, zalita zainuddin, hamisah ismail.  (2023).  comparative study on the physicomechanical, bioactivity, and biocompatibility properties of beta wollastonite and beta wollastonite maghemite strontium composites.  - journal of the australian ceramic society.  449-458. 

ain zafirah kamaruddin, lim kar keng, muhammad azmi abdul hamid, naif h. al-hardan, huda abdullah & ensaf mohammed al-khalqi.  (2023).  the characteristic of ph-sensing of potentiometric on zinc oxide and aluminium-doped zinc oxide nanostructures.  - sains malaysiana.  3253-3246. 

naif h. al-hardan, mohd firdaus-raih, muhammad azmi abdul hamid, azman jalar.  (2023).  real-time viral detection through electrolyte-gated field effect transistors: possibility of rapid covid-19 detection.  - critical reviews in solid state and materials sciences.  194-220. 

ensaf mohammed al-khalqi, muhammad azmi abdul hamid, roslinda shamsudin, naif h al-hardan, lim kar keng.  (2020).  the effect of various zno layer towards sensing performance as an electrolyte-insulator-semiconductor ph sensor.  - 30th regional conference of solid state science and technology, rcssst 2018.  37-44. 

hendrie johann muhamad ridzwan, roslinda shamsudin, hamisah ismail, mohd reusmaazran, muhammad azmi abdul hamid & rozidawati binti awang.  (2018).  compressive strength and magnetic properties of calcium silicate-zirconia-iron (iii) oxide composite cements.  - the 2017 ukm fst postgraduate colloquium, aip conference proceedings.  . 

roslinda shamsudin, hamisah ismail and muhammad azmi abdul hamid.  (2016).  the suitability of rice straw ash as a precursor for synthesizing b-wollastonite.  - materials science forum.  216-222. 

hamisah ismail, shun xiang yau, roslinda shamsudin, muhammad azmi abdul hamid and rozidawati awang.  (2016).  morphology and phase identification of bioactive freeze-dried b-casio3.  - key engineering materials.  72-77. 

farah atiqah abdul azam, hamisah ismail, roslinda shamsudin, zalita zainuddin and muhammad azmi abdul hamid.  (2016).  characterizations on morphology and adhesion of calcium silicate coating on ti6al4v substrate.  - key engineering materials.  83-87. 

abu bakar sulong, angela ng min hwei ng, muhammad azmi abdul hamid.  (2021).  metal-ceramic composite: a new generation material for medical implant.  - .  135. 

naif h. al hardan, muhammad azmi abdul hamid, roslinda shamsudin & norinsan kamil othman.  (2017).  optoelectronics advanced device structures.  - .  12. 

naif h. al hardan, muhammad azmi abdul hamid, roslinda shamsudin & norinsan kamil othman.  (2017).  optoelectronics advanced device structures.  - .  12. 

abu bakar sulong, angela ng min hwei ng, muhammad azmi abdul hamid.  (2021).  metal-ceramic composite: a new generation material for medical implant.  - .  135. 

abu bakar bin sulong;muhammad azmi bin abdul hamid;ng min hwei;farah `atiqah binti abdul azam.  (2023).  a new generation of titanium/hydroxyapatite/wollastonite biocomposite material for orthopaedic implant.  - .  . 

naif h.m. al-hardan;muhammad azmi bin abdul hamid;mohd firdaus bin mohd raih;lim kar keng.  (2023).  investigating the effects of post annealing treatment towards the performance of chem-fet titanium oxide sensor for sodium and potassium ion sensing in aqueous solution.  - .  . 

naif h. al-hardan, muhammad azmi abdul hamid, azlan abdul aziz and naser m. ahmed.  (2021).  enhancing the hydrogen gas sensing properties of zinc oxide doped with aluminum prepared via thermal oxidation.  - the 9th international conference on sensors (asiasense 2021).  1-6. 

naif h. al-hardan, muhammed azmi abdul hamid, azman jalarc and mohd firdaus-raihd.  (2021).  morphology studies of zno doped al nanoparticles for potential use in sensing applications.  - 29th scientific conference of microscopy society of malaysia (scmsm2021).  1-6. 

naif h. al-hardan, muhammed azmi abdul hamid, azman jalar, mohd firdaus-raih.  (2021).  aluminium modified zno nanoparticles synthesized through co-precipitation.  - nanotechnology malaysia annual symposium.  1-7.