farra izzany tarmizi, nik noor haryatul eleena nik mahmud, siti noor hamizah adam, wan maryam wan ahmad kamil, siti khadijah mohd bakhori, ahmad razif muhammad, sulaiman wadi harun, afiq arif aminuddin jafry.  (2026).  influence of polishing length on the sensitivity of d-shaped fiber-based refractive index sensor for alcohol detection.  - optoelectronics and advanced materials - rapid communications.  89 - 96. 

siti nasuha mustaffa, ahmad razif muhammad, aliaa m salem, soliman i el-hout, hassan nageh, nurul athirah mohamad abdul ghafar, aeriyn dwierni ahmad, hazlihan haris, arni munira markom.  (2025).  microsecond and picosecond pulse generation in an erbium-doped fiber laser using a polyaniline-reduced graphene oxide (pani-rgo) based saturable absorber.  - physica scripta.  1 - 13. 

siti nasuha mustaffa, p. susthitha menon, mohd zulhakimi ab razak, muhamad hakim izani, afiq arif aminuddin jafry, sulaiman wadi harun, ahmad razif muhammad.  (2025).  tailoring waist diameter of tapered optical fiber coated with mxene ti3c2tx for enhanced relative humidity sensing.  - fiber and integrated optics.  347 - 364. 

azrul azlan hamzah, norfilza mohd mokhtar, muhammad aniq shazni mohammad haniff, ahmad razif muhammad.  (2025).  optical routes to non-invasive detection of glucose and related biomarkers in blood aqueous mediums for pre-diabetes diagnosis and monitoring.  - .  313 - 352. 

muhammad khairul ashraf azmi, siti nasuha mustaffa, abang annuar ehsan, ahmad razif muhammad.  (2025).  passively q-switched erbium-doped fiber laser using molybdenum trioxide-based saturable absorber at 1.5 µm.  - passively q-switched erbium-doped fiber laser using molybdenum trioxide-based saturable absorber at 1.5 µm.  1 - 10. 

mustaffa, siti nasuha, izani, muhamad hakim, azmi, muhammad khairul ashraf, muhammad, ahmad razif.  (2025).  study on the effect of reducing tapered waist diameter for relative humidity sensing.  - journal of physics: conference series.  1 - 5. 

haris, hazlihan, razif muhammad, ahmad, munira markom, arni, razani haron, ahmad, ibrahim, pungut, lago, herwansyah, chang yii, chai, muhammad ikhsan megat hasnan, megat, aqilah mohamad, nur, livan anyi, caroline, wadi harun, sulaiman, sin jin, tan.  (2025).  generation of mode-locked dissipative solitons with sidebands in an erbium-doped fiber laser using bi2te3.  - journal of physics: conference series.  1 - 8. 

p susthitha menon, atiqah mohd afdzaluddin, ahmad razif muhammad, jumril yunas, ahmad ghadafi ismail, nur hidayah azeman, hafzaliza erny zainal abidin, burhanuddin yeop majlis, shafii abd wahab, ramdzan buyong, ahmad rifqi md zain.  (2024).  buletin alumni imen (bil 3) 2023.  - buletin alumni imen (bil 3) 2023.  1-12. 

salam m. azooz, sameer salam, abdulkadir mukhtar diblawe, ahmad r. muhammad, bilal nizamani, sulaiman wadi harun.  (2024).  harnessing tin phthalocyanine for ultrafast mode-locking in an erbium-doped fiber laser.  - applied optics.  6300 - 6305. 

nurul izzah s wadi, zulzilawati jusoh, ahmad razif muhammad, b a ahmad, sameer salam.  (2024).  nanosecond-pulse fiber laser mode-locked with iron phthalocyanine.  - physica scripta.  95525 - 95532. 

hazlihan haris, lilik jamilatul awalin, ahmad razif muhammad, siti nasuha mustaffa, arni munira markom, megat muhammad ikhsan megat hasnan, sulaiman wadi harun, sin jin tan, ismail saad.  (2024).  dissipative soliton generation with sidebands using bismuth telluride (bi2te3) in erbium doped fiber laser.  - bulletin of electrical engineering and informatics.  3976 - 3982. 

arni munira markom, yusrina yusof, marni azira markom, hazlihan haris, ahmad razif muhammad.  (2024).  digital technologies evolution in swiftlet farming: a systematic literature review.  - international journal of electrical and computer engineering (ijece).  4456 - 4470. 

nurul athirah mohamad abdul ghafar, arni munira markom, ahmad haziq aiman rosol, nur farhanah zulkipli, suziana omar, ahmad razif muhammad, hazlihan haris, ismail saad, sulaiman wadi harun.  (2024).  q-switched pulse generation in erbium-based with niobium aluminium carbide saturable absorber.  - journal of advanced research in micro and nano engineering.  99 - 106. 

hazlihan haris, malathy batumalay, tan sin jin, ahmad razif muhammad, arni munira markom, caroline livan anyi, muhamad hakim izani, mohd. zulhakimi ab. razak, megat muhammad ikhsan megat hasnan, ismail saad.  (2023).  ultrafast l band soliton pulse generation in erbium-doped fiber laser based on graphene oxide saturable absorber.  - crystals.  1-8. 

arni munira markom, nurul athirah mohamad abdul ghafar, malathy batumalay, yusrina yusof, ahmad haziq aiman rosol, nur farhanah zulkipli, ahmad razif muhammad, hazlihan haris, ismail saad, sulaiman wadi harun.  (2023).  dissipative soliton mode-locked erbium-doped fiber laser using nb2alc nanomaterial saturable absorber.  - nanomaterials.  1-12. 

huda adnan zain, malathy batumalay, hazlihan haris, ismail saad, ahmad razif muhammad, siti nasuha mustaffa, arni munira markom, hazli rafis abdul rahim, sin jin tan, sulaiman wadi harun.  (2023).  review of microbottle resonators for sensing applications.  - micromachines.  1-14. 

hazlihan haris , tan sin jin, malathy batumalay, ahmad razif muhammad, jahariah sampe, arni munira markom, huda adnan zain, sulaiman wadi harun, megat muhammad ikhsan megat hasnan, ismail saad.  (2023).  single and bunch soliton generation in optical fiber lasers using bismuth selenide topological insulator saturable absorber.  - nanomaterials.  1-9. 

n.f. zulkipli, c.y. beh, h.c. teng, a.r. muhammad, a.h.a. rosol, r.a.m. yusoff, n.ahmed, s. omar, m. yasin, s.w. harun.  (2023).  neodymium oxide saturable absorber for generating q-switched and mode-locked pulses in 1.55-micron region.  - optik.  1-16. 

siti nasuha mustaffa, affa rozana abdul rashid, tan sin jin, p. susthitha menon, mohd zulhakimi ab razak, arni munira markom, hazlihan haris, ismail saad, ahmad razif muhammad.  (2023).  metal oxide coated optical fiber for humidity sensing application: a review.  - ieee access.  1-33. 

siti nasuha mustaffa, nadhrah md yatim, affa rozana abdul rashid, vatsala pithaih , nur shahirah sha'ari, ahmad razif muhammad, azaham abdul rahman, nur akmar jamil, p. susthitha menon, nadrah md yatim.  (2023).  visible and angular interrogation of kretschmann based spr using hybrid au zno optical sensor for hyperuricemia detection.  - heliyon.  1-11. 

p susthitha menon, atiqah mohd afdzaluddin, ahmad razif muhammad, jumril yunas, ahmad ghadafi ismail, nur hidayah azeman, hafzaliza erny zainal abidin, burhanuddin yeop majlis, shafii abd wahab, ramdzan buyong, ahmad rifqi md zain.  (2023).  buletin alumni imen (bil 1) 2023.  - buletin alumni imen (bil 1) 2023.  1-20. 

p susthitha menon, atiqah mohd afdzaluddin, ahmad razif muhammad, jumril yunas, ahmad ghadafi ismail, nur hidayah azeman, hafzaliza erny zainal abidin, burhanuddin yeop majlis, shafii abd wahab, ramdzan buyong, ahmad rifqi md zain.  (2023).  buletin alumni imen (bil 2) 2023.  - buletin alumni imen (bil 2) 2023.  1-10. 

arni munira markom, ahmad razif muhammad, mukul chandra paul, sulaiman wadi harun.  (2022).  50 cm of zirconia, bismuth and silica erbium-doped fibers for double-pass amplification with a broadband mirror.  - current optics and photonics.  32-38. 

hazlihan haris, malathy batumalay, sin jin tan, arni munira markom, ahmad razif muhammad, sulaiman wadi harun, megat muhammad ikhsan megat hasnan, ismail saad.  (2022).  mode-locked ydfl using topological insulator bismuth selenide nanosheets as the saturable absorber.  - crystals.  1-9. 

arni munira markom, muhammad hakimi aiman hadri, tuah zayan muhamad yazid, zakiah mohd yusof, marni azira markom, ahmad razif muhammad.  (2022).  electricity generation from renewable energy based on abandoned wind fan.  - indonesian journal of electrical engineering and computer science.  1-8. 

h. haris, a. r. muhammad, s. j. tan, a. m. markom, s. w. harun, m. m. i megat hasnan, i. saad.  (2022).  generation of kelly and dip type sidebands soliton employing topological insulator (bi2te3) as saturable absorber.  - infrared physics and technology.  1-8. 

n.f.zulkipli, a.r.muhammad, a.h.a.rosol, a.altuncu, m.yasin, z.c.tiu, s.w.harun.  (2022).  rare-earth yttrium oxide as q-switcher in fiber laser system.  - results in optics.  1-6. 

n. f. zulkipli, a. r. muhammad, m. batumalay, a. h. a. rosol, a. altuncu, f. e. durak, m. f. mamun, s. w. harun.  (2022).  yttrium oxide (y2o3) as a pulse initiator in a mode-locking erbium-doped fiber laser.  - photonics.  1-9. 

hazlihan haris; malathy batumalay; tan sin jin; ahmad razif muhammad; arni munira markom; muhamad hakim izani; megat muhammad ikhsan megat hasnan; ismail saad.  (2022).  all fiber high energy mode-locked ytterbium-doped fiber laser with bismuth telluride nanosheet saturable absorber.  - crystals.  1-10. 

md ashadi md johari, mohd hafiz bin jali, haziezol helmi bin mohd yusof, aminah binti ahmad, ar muhammad, muhammad imran mustafa abdul khudus, sulaiman wadi harun.  (2022).  comparative study on single and double optical microbottle resonator for ethanol gas sensor.  - optoelectronics and advanced materials-rapid communications.  414-418. 

a.m.m.nasir, a.a.latiff, s.a.anuar, a.r.muhammad, m.f.a.rahman.  (2022).  passively q-switched fiber laser utilizing molybdenum titanium aluminum carbide (mo2ti2alc2) for pulsed laser generation.  - optik.  1-9. 

a. r. muhammad, a. a. a. jafry, a. m. markom, s. w. harun, z. jusoh, n. kasim, p. yupapin.  (2021).  titanium aluminum carbide coated d-shaped fiber as passive sturable absorber for nanosecond pulses generation.  - chalcogenide letters.  129-135. 

a.r.muhammad, m.f.rusdi, a.a. a. jafry, .m.markom, z.jusoh, h.haris, s.w.harun, p.yupapin.  (2021).  evanescent field interaction of 1550 nm pulsed laser with silver nanomaterial coated d-shape fiber.  - infrared physics & technology.  1-7. 

nurul athirah mohamad abdul ghafar, arni munira markom, marni azira markom, ahmad razif muhammad.  (2021).  optical fiber sensor for heavy chemical detection: an overview.  - the 4th photonics meeting 2021 (pm21).  1-6. 

a ahmad, m f a rahman, m a m johari, a a latiff, m h jali, h h m yusof, x s cheng, a r muhammad, s w harun.  (2021).  hafnium bismuth erbium co-doped fiber based dark pulses generation with black phosphorus as saturable absorber.  - the 4th photonics meeting 2021 (pm21).  1-8. 

h. haris, a. r. muhammad, s. j. tan, s. w. harun, i. saad.  (2021).  pulse generation of mode-locking fiber laser at 1.053 µm using graphene oxide film as saturable absorber.  - digest journal of nanomaterials and biostructures.  1461-1467.