bakr ahmed taha, qussay al-jubouri, yousif al mashhadany, mohd hadri hafiz mokhtar, mohd saiful dzulkefly bin zan, ahmad ashrif a. bakar and norhana arsad.  (2023).  density estimation of sars-cov2 spike proteins using super pixels segmentation technique.  - applied soft computing.  10210-10220. 

mohammed k. awsaj, thamer fahad almashhadani, mohammed kamil salh almashhadani, ali yaseen ali, mohd saiful dzulkefy zan and norhana arsad.  (2023).  multiwavelength fiber laser sources with 60 ghz brillouin frequency shift.  - optical and quantum electronics.  527-538. 

mohammed k. awsaj, thamer fahad almashhadani, mohammed kamil salh almashhadani, rabi noori hammudi, ali yaseen ali, mohad saiful dzulkefly zan and norhana arsad.  (2023).  tunable 60 ghz multiwavelength brillouin erbium fiber laser.  - applied science.  3275-3286. 

mahmoud muhanad fadhel, abdulwahhab essa hamzah, norazreen abd aziz, mohd saiful dzulkefly zan, norhana arsad.  (2023).  passively q-switching an all polarization-maintaining erbium-doped fiber laser with a rhenium disulfide (res2) saturable absorber.  - heliyon elsevier.  1-10. 

mohammed k. awsaj, thamer fahad al-mashhadani, mohammed kamil salh al-mashhadani, rabi noori hammudi, ali yaseen ali, sanaria abd ali, mohd saiful dzulkefly zan, norhana arsad.  (2023).  a 75 ghz brillouin stokes channels for high data rate dwdm communication systems.  - optik - international journal for light and electron optics.  1-8. 

ahmed sabri kadhim almoosa, abdulwahhab essa hamzah, mohd saiful dzulkefly zan, mohd faisal ibrahim, norhana arsad, mohamed m. elgaud.  (2022).  improving the brillouin frequency shift measurement resolution in the brillouin optical time domain reflectometry (botdr) fiber sensor by artificial neural network (ann).  - optical fiber technology (oft).  1-10. 

nur dalilla nordin, fairuz abdullah, mohd saiful dzulkefly zan, ahmad ashrif a bakar, anton i. krivosheev, fedor l. barkov and yuri a. konstantinov.  (2022).  improving prediction accuracy and extraction precision of frequency shift from low-snr brillouin gain spectra in distributed structural health monitoring.  - sensors.  1-17. 

bakr ahmed taha, qussay al jubouri, yousif al mashhadany, mohd saiful dzulkefy bin zan, ahmad ashrif a. bakar, mahmoud muhanad fadhel and norhana arsad.  (2022).  photonics enabled intelligence system to identify sars cov 2 mutations.  - applied microbiology and biotechnology.  1-16. 

bakr ahmed taha, abdulmajeed al-jumaily, yousif i. al mashhadany, mohd saiful dzulkefly zan, norhana arsad.  (2022).  sars-cov-2 morphometry analysis and prediction of real virus levels based on full recurrent neural network using tem images.  - viruses mdpi.  1-15. 

yang sing leong, mohd hadri hafiz mokhtar, amirul asyraf zukhri, mohd saiful dzulkefly zan, norhana arsad, mamun b.i. reaz, ahmad ashrif a. bakar.  (2022).  frequency-phase shift correction of interlaced lissajous trajectories for precise imaging in endoscopic scanning microscopy.  - optics and lasers in engineering.  1-10. 

mohd saiful dzulkefly zan, ahmed sabri kadhim almoosa, mohd faisal ibrahim, mohamed m. elgaud, abdulwahhab essa hamzah, norhana arsad, mohd hadri hafiz mokhtar, ahmad ashrif a. bakar.  (2022).  the effect of pulse duration on the brillouin frequency shift accuracy in the differential cross-spectrum botdr (dcs-botdr) fiber sensor.  - optical fiber technology.  1-8. 

bakr ahmed taha, yousif al mashhadany, nur nadia bachok, ahmad ashrif a bakar, mohd hadri hafiz mokhtar, mohd saiful dzulkefly zan, norhana arsad.  (2021).  detection of covid-19 virus on surfaces using photonics: challenges and perspectives.  - diagnostics.  1-17. 

mahmoud muhanad fadhel, norazida ali, haroon rashid, nurfarhana mohamad sapiee, abdulwahhab essa hamzah, mohd saiful dzulkefly zan, norazreen abd aziz and norhana arsad.  (2021).  a review on rhenium disulfide: synthesis approaches, optical properties, and applications in pulsed lasers.  - nanomaterials.  1-27. 

yang sing leong, mohd hadri hafiz mokhtar, mohd saiful dzulkefly zan, norhana arsad, mamun ibne reaz, ahmad ashrif a. bakar.  (2021).  optical-mechanical configuration of imaging operation for endoscopic scanner: a review.  - ieee access.  32705-32722. 

mohamed m. elgaud, mohd saiful dzulkefly zan, abdulfatah a. g. abushagur, abdulwahhab e. hamzah, mohd hadri hafiz mokhtar, norhana arsad and ahmad ashrif a. bakar.  (2021).  digital filtering techniques for performance improvement of golay coded tdm-fbg sensor.  - sensors.  1-14. 

mohammed jawad ahmed alathari,yousif al mashhadany,mohd hadri hafiz mokhtar,norhafizah burham, mohd saiful dzulkefly bin zan,ahmad ashrif a bakar, norhana arsad.  (2021).  human body performance with covid-19 affectation according to virus specification based on biosensor techniques.  - sensors.  1-26. 

bakr ahmed taha, yousif al mashhadany, mohd hadri hafiz mokhtar, mohd saiful dzulkefly bin zan and norhana arsad.  (2020).  an analysis review of detection coronavirus disease 2019 (covid-19) based on biosensor application.  - sensors.  1-29. 

mohamed m. elgaud, mohd saiful dzulkefly zan, abdulfatah abushagur ghaith, ahmad ashrif a. bakar, norhana arsad, nani fadzlina naim and mohd hadri hafiz mokhtar.  (2019).  improving the signal-to-noise ratio of time domain fiber bragg grating sensor based on hybrid simplex and golay coding technique.  - ieee access.  89-98. 

tsuneo horiguchi, yuki masui, and mohd saiful dzulkefly zan.  (2019).  analysis of phase-shift pulse brillouin optical time-domain reflectometry.  - sensors.  1-12. 

m. m. elgaud, ahmad ashrif a bakar, abdulfatah abushagur ghaith, nani fadzlina naim, norhana arsad, mohd hadri hafiz mokhtar, nur hidayah azeman, mohd saiful dzulkefly zan.  (2018).  pulse compressed time domain multiplexed fiber bragg grating sensor: a comparative study.  - ieee access.  . 

fareeza jasmi, nur hidayah azeman, ahmad ashrif a. bakar, mohd saiful dzulkefly zan, khairiah haji badri, mohd sukor su'ait.  (2018).  ionic conductive polyurethane-graphene nanocomposite for performance enhancement of optical fiber bragg grating temperature sensor.  - ieee access.  . 

nur hasiba kamaruddin, ahmad ashrif a bakar,nadhratun naiim mobarak, mohd saiful dzulkefly zan, norhana arsad.  (2017).  binding affinity of a highly sensitive au/ag/au/chitosan-graphene oxide sensor based on direct detection of pb2+ and hg2+ ions.  - sensors.  1-16. 

mohamed elgaud, mohd saiful dzulkefly zan, abdulfatah abushagur, ahmad ashrif a. bakar.  (2017).  improvement of signal to noise ratio of time domain mutliplexing fiber bragg grating sensor network with golay complementary codes.  - optical fiber technology.  447-453. 

abushagur, a.a.g., bakar, a.a.a., zan, m.s.d.b. and arsad, n..  (2016).  a novel technique employing tapered fiber bragg grating to solve the axial/transverse forces crosstalk in microsurgical instruments.  - ieee sensors journal.  7671-7680. 

m. mosleh e. abu samak, a. ashrif a. bakar, muhammad kashif and mohd saiful dzulkefly zan.  (2016).  comprehensive numerical analysis of finite difference time domain methods for improving opticalwaveguide sensor accuracy.  - sensors-basel.  1-16. 

nur hasiba kamaruddin, ahmad ashrif a. bakar, mohd hanif yaacob, mohd adzir mahdi, mohd saiful dzulkefly zan, sahbudin shaari.  (2016).  enhancement of chitosan-graphene oxide spr sensor with a multi-metallic layers of au-ag-au nanostructure for lead(ii) ion detection.  - applied surface science.  177-184. 

zan, m.s.d.b., horiguchi, t..  (2012).  a dual golay complementary pair of sequences for improving the performance of phase-shift pulse botda fiber sensor.  - journal of lightwave technology.  30(21):3338-3356.