ahmad rifqi bin md zain;tengku hasnan bin tengku abdul aziz;saiful effendi bin syafruddin;mohamad aimanuddin bin mohtar.  (2023).  optical sensor technique based on high quality factor suspended 1d photonic crystal (phc) structures for creatinine detection using non-invasive approach..  - .  . 

p susthitha menon, hasnizah idris, ahmad sabirin zoolfakar, maizatul zolkapli, azrif manut, norhayati soin, rozina abdul rani, iskandar yahya, lee xiao xian, and ahmad rifqi md zain.  (2023).  ed malaysia kuala lumpur chapter stem programs funded by ieee eds educational activities in malaysia.  - ieee electron devices society (eds) newsletter april 2023.  41-42. 

dilla duryha binti berhanuddin;norhana binti arsad;akrajas bin ali umar;ahmad rifqi bin md zain.  (2022).  the development of silicon based light-emitting device using hybrid optically active point-defect and photonic crystal (phc) techniques.  - .  . 

p. susthitha menon n v visvanathan, mohd ambri mohamed, jahariah sampe, ahmad rifqi md zain, puvaneswaran chelvanathan, jamilah husna.  (2022).  the investigation of vacuum annealing treatment effect on the metal oxide cuo/cu2o/cu for semitransparent solar cell application purpose.  - imen postgraduate colloquium 2022.  1-5. 

syahidah nabila rosli, norinsan kamil othman, ahmad rifqi md. zain.  (2021).  electrochemical impedance spectroscopy (eis) analysis of green corrosion inhibitor of etlingera elatior extracts for mild steel in acidic media.  - 7th international corrosion prevention virtual symposium for research scholars (corsym2021).  1-16. 

ahmad rifqi md zain.  (2021).  struktur peranti ultra tinggi q faktor satu dimensi fotonik kristal (phc) / fotonik wayar (phw) berdasarkan silicon on insulator (soi) untuk penginderaan label percuma.  - .  1-5. 

ahmad rifqi bin md zain;burhanuddin bin yeop majlis.  (2021).  high sensitivity of a high quality factor photonic crystal (phc) multiple cavities based on silicon on insulator (soi).  - .  . 

azrul azlan bin hamzah;mohd farhanulhakim bin mohd razip wee;muhamad ramdzan bin buyong;mohd ambri bin mohamed;ahmad rifqi bin md zain.  (2020).  peranti bioperubatan dengan iot.  - .  . 

ahmad rifqi md zain, sheila s nathan dan sahbudin shaari.  (2020).  penggunaan rongga fotonik crystal (phc) berasaskan gallium nitride (gan) (crystallife) untuk sistem pendarfluor terpadu laser bersepadu.  - .  1-9. 

nur akmar jamil, gan siew mei, ahmad rifqi md zain, daniel hewak and chung-che huang, p. susthitha menon.  (2019).  the 4th malaysia japan imen japan joint symposium on nanoelectronics 2019 and imen postgraduate colloqium 2019.  - .  1-3. 

ahmad rifqi bin md zain.  (2019).  ultra high q factor one dimensional photonic crystal (phc)/photonic wire (phw) device structures based on silicon on insulator (soi) for free label sensing.  - .  1-6. 

ahmad rifqi bin md zain;sahbudin bin shaari;sheila nathan.  (2019).  the use of gallium nitride (gan) based photonic crystal (phc) cavities (crystallife) for integrated laser induced fluorescence system.  - .  1-14. 

m. n. nawi, d. d. berhanuddin, burhanuddin yeop majlis & r. md. zain.  (2018).  compact graphene-enabled 1d photonic crystal nanowires photodetectors.  - imen postgraduate colloquium.  . 

nur dalila mohd zamani, dilla duryha berhanuddin, burhanuddin yeop majlis & ahmad rifqi md zain.  (2018).  high q of gan based photonic crystal l3 cavities by tuning the geometry structure.  - imen postgraduate colloquium.  . 

mohammad hazwan haron, dilla duryha berhanuddin, burhanuddin yeop majlis & ahmad rifqi md zain.  (2018).  design, fabrication and mathematical modeling of one-dimensional photonic crystal cavity for biosensor application.  - imen postgraduate colloquium.  .