a. e. hamzah, a. a. a. bakar, m. m. fadhel, n. mohamad sapiee, m. m. elgaud, m. e. hamzah, a. s. k. almoosa, n. f. naim, m. h. h. mokhtar, s. h. md ali, n. arsad, m. s. d. zan.  (2024).  advancing the measurement speed and accuracy of conventional botda fiber sensor systems via soc data acquisition.  - optical fiber technology.  1-11. 

amith khandakar, md. ahasan atick faisal, muhammad e. h. chowdhury, mamun bin ibne reaz, sawal hamid md ali, mohd ibrahim shapiai abd. razak, ahmad ashrif a. bakar, sakib mahmud, rayaz a. malik.  (2024).  laser-induced graphene-based smart insole to measure plantar temperature.  - ieee sensors journal.  1190-1199. 

moajjem hossain chowdhury, muhammad e.h. chowdhury, mamun bin ibne reaz, sawal hamid md ali, seyed mehdi rakhtala, m. murugappan, sakib mahmud, nazmul islam shuzan, ahmad ashrif a. bakar, mohd ibrahim bin shapiai, muhammad salman khan, amith khandakar.  (2024).  lgi-rppg-net: a shallow encoder-decoder model for rppg signal estimation from facial video streams.  - biomedical signal processing and control.  1-12. 

hafiz zulhazmi jabidin, siti azlida ibrahim, mohd saiful dzulkefly zan, siti musliha aishah musa, amilia mansoor, ngo hong yeap, nurul ain abdul aziz, kan yeep choo, ahmad ashrif a. bakar, mohd ridzuan mokhtar, tee connie, hairul a. abdul-rashid.  (2024).  review on digital signal processing (dsp) algorithm for distributed acoustic sensing (das) for ground disturbance detection.  - international journal of integrated engineering.  102-113. 

mohd hafiz abu bakar, nur hidayah azeman, nadhratun naiim mobarak, nur afifah ahmad nazri, wan mohd ebtisyam mustaqim mohd daniyal, muhammad qayyum othman, fairuz abdullah, ahmad ashrif a. bakar.  (2024).  uv-vis spectroscopy for simple chloride content analysis in edible oil using charged amino-functionalized carbon quantum dots fluorophore reagent.  - spectrochimica acta part a: molecular and biomolecular spectroscopy.  1-8. 

yang sing leong, mohd hadri hafiz mokhtar, nur afifah ahmad nazri, mohd hafiz abu bakar, mohd saiful dzulkefly zan, norhana arsad, peer mohamed abdul, ahmad ashrif a. bakar.  (2024).  discriminative spatial localisation in confocal reflectance and carbon dots-based fluorescence imaging using mixed-mode endoscopic scanner.  - international journal of optomechatronics.  1-19. 

yang sing leong, mohd hadri hafiz mokhtar, mohd saiful dzulkefly zan, norhana arsad, farinawati yazid, ahmad ashrif a. bakar.  (2024).  enhancement of in-vitro cellular structure morphology imaging using multiwavelength confocal endoscopic scanner.  - alexandria engineering journal.  14-24. 

muhammad asif ahmad khushaini, nur hidayah azeman, tg hasnan tg abdul aziz, ahmad ashrif a bakar, richard m. de la rue, ahmad rifqi md zain , burhanuddin yeop majlis, clarence augustine thtee.  (2023).  third-order nonlinearity with subradiance dark-state in ultra-strong excitons and surface plasmon coupling using self-antiaggregation organic dye.  - physica scripta.  1-11. 

nurul ain shafiqah anuar, tay chia-chay, ahmad ashrif abu-bakar, nur hidayah azeman, nurul fariha lokman..  (2023).  adsorption of pb (ii) ions in water with natural kenaf beads.  - journal of advanced research in applied sciences and engineering technology.  179-187. 

fahmida haque, mamun b. i. reaz, muhammad e. h. chowdhury, mohd ibrahim bin shapiai, rayaz a. malik, mohammed alhatou, syoji kobashi, iffat ara, sawal h. m. ali, ahmad a. a. bakar, and mohammad arif sobhan bhuiyan.  (2023).  a machine learning-based severity prediction tool for the michigan neuropathy screening instrument.  - diagnostics.  1-16. 

amith khandakar, muhammad chowdhury, mamun ibne reaz, serkan kiranyaz, anwarul hasan, tawsifur rahman, sawal hamid ali, mohd ibrahim shapiai abd. razak, ahmad ashrif bakar, kanchon kanti podder, moajjem hossain chowdhury, ahasan atick faisal, rayaz malik.  (2023).  dspnet: a self-onn model for robust dspn diagnosis from temperature maps.  - ieee sensors journal.  5370-5381. 

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. 

md nazmul islam shuzan, muhammad e.h. chowdhury, mamun bin ibne reaz, amith khandakar, farhan fuad abir, md. ahasan atick faisal, sawal hamid md ali, ahmad ashrif a. bakar, moajjem hossain chowdhury, zaid b. mahbub, m. monir uddin, mohammed alhatou.  (2023).  machine learning-based classification of healthy and impaired gaits using 3d-grf signals.  - biomedical signal processing and control.  1-13. 

rozita sulaiman, nur hidayah azeman, mohd hafiz abu bakar, nur afifah nazri, athiyah sakinah masran, ahmad ashrif a bakar..  (2023).  nitrate classification based on optical absorbance data using machine learning algorithms for a hydroponics system.  - applied spectroscopy.  210-219. 

ahmed sabri kadhim almoosa, mohd saiful dzulkefly zan, mohd faisal ibrahim, norhana arsad, mohd hadri hafiz mokhtar, ahmad ashrif a. bakar, and yu. a. konstantinov.  (2023).  enhancing the temperature-measurement efficiency in the brillouin optical time-domain reflectometry (botdr) fiber sensor with the k-nearest neighbor (k-nn) algorithm.  - instruments and experimental techniques.  745-752. 

yu chen, yaofei chen, weicheng shi, shiqi hu, qizhang huang, gui-shi liu, jifu shi, lei chen, nur hidayah azeman, ahmad ashrif a bakar, yunhan luo, zhe chen..  (2022).  mos2-nanoflower enhanced programmable adsorption/desorption plasmonic detection for bipolar-molecules with high sensitivity.  - biosensors and bioelectronics.  1-7. 

nur afifah ahmad nazri , nur hidayah azeman , mohd hafiz abu bakar, nadhratun naiim mobarak,yunhan luo, norhana arsad , tg hasnan tg abd aziz, ahmad rifqi md zain, ahmad ashrif a. bakar.  (2022).  localized surface plasmon resonance decorated with carbon quantum dots and triangular ag nanoparticles for chlorophyll detection.  - nanomaterials.  1-12. 

muhammad asif a. khushaini, nur hidayah azeman, chin-hoong teh, rusli daik, ahmad ghadafi ismail, burhanuddin yeop majlis, muhammad mat salleh, wan ahmad hafiz wan md adnan, tg hasnan tg abdul aziz, ahmad ashrif a bakar, ahmad rifqi md zain.  (2022).  electrochemical metallization process on screen-printed electrode for creatinine monitoring application.  - ieee sensors journal.  9268-9275. 

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. 

md. shafayet hossain, mamun ibne reaz, muhammad e. h. chowdhury, sawal h. m. ali, ahmad ashrif a. bakar, serkan kiranyaz, amith khandakar, mohammed alhatou, rumana habib.  (2022).  motion artifacts correction from eeg and fnirs signals using novel multiresolution analysis.  - ieee access.  29760-29777. 

amith khandakar, muhammad e. h. chowdhury, mamun bin ibne reaz, sawal hamid md ali, tariq o. abbas , tanvir alam, mohamed arselene ayari, zaid b. mahbub, rumana habib, tawsifur rahman, anas m. tahir, ahmad ashrif a. bakar and rayaz a. malik.  (2022).  thermal change index based diabetic foot thermogram image classification using machine learning techniques.  - sensors.  1-17. 

muhammad asif ahmad khushaini, nur hidayah azeman, muhamad mat salleh, tg hasnan tg abdul aziz, ahmad ashrif a bakar, richard m. de la rue, ahmad rifqi md zain.  (2022).  exploiting a strong coupling regime of organic pentamer surface plasmon resonance based on the otto configuration for creatinine detection.  - optics express.  14478-14491. 

mohd hafiz abu bakar, nur hidayah azeman, nadhratun naiim mobarak, nur afifah ahmad nazri, rozita sulaiman, norhana arsad, mohd adzir mahdi, ahmad ashrif a bakar.  (2022).  succinyl-carrageenan on a localised surface plasmon resonance fiber sensor for ammonium ion assays.  - journal of materials chemistry c.  17258-17265. 

mohd hafiz abu bakar, nur hidayah azeman, nadhratun naiim mobarak, nur afifah ahmad nazri, tengku hasnan tengku abdul aziz, ahmad rifqi md zain, norhana arsad, ahmad ashrif a. bakar..  (2022).  succinyl-k-carrageenan silver nanotriangles composite for ammonium localized surface plasmon resonance sensor.  - polymers.  1-17. 

kh shahriya zaman, mamun bin ibne reaz, sawal hamid md ali, ahmad ashrif a bakar, muhammad enamul hoque chowdhury.  (2022).  custom hardware architectures for deep learning on portable devices: a review.  - ieee transactions on neural networks and learning systems.  6068-6088. 

nur hidayah azeman, mohd hafiz abu bakar, nur afifah ahmad nazri, nadhratun naiim mobarak, muhammad asif ahmad khushaini, tengku hasnan tengku abdul aziz, ahmad rifqi md zain, ahmad ashrif a. bakar.  (2022).  carboxymethyl chitosan/graphene oxide/silver nanotriangles nanohybrid as the sensing materials for the enhancement of ammonia localized surface plasmon resonance sensor.  - optics and laser technology.  1-12. 

moajjem hossain chowdhury, md nazmul islam shuzan, muhammad e. h. chowdhury, mamun bin ibne reaz, sakib mahmud, nasser al emadi, mohamed arselene ayari, sawal hamid md ali, ahmad ashrif a. bakar, syed mahfuzur rahman and amith khandakar.  (2022).  lightweight end-to-end deep learning solution for estimating the respiration rate from photoplethysmogram signal.  - bioengineering.  1-15. 

kh shahriya zaman, mamun bin ibne reaz, ahmad ashrif abu bakar, mohammad arif sobhan bhuiyan, norhana arsad, mohd hadri hafiz bin mokhtar, sawal hamid md ali.  (2022).  minimum signed digit approximation for faster and more efficient convolutional neural network computation on embedded devices.  - engineering science and technology, an international journal.  1-9. 

amith khandakar, sakib mahmud, muhammad e. h. chowdhury, mamun bin ibne reaz, serkan kiranyaz, zaid bin mahbub, sawal hamid md ali, ahmad ashrif a. bakar, mohamed arselene ayari, mohammed alhatou, mohammed abdul-moniem.  (2022).  design and implementation of a smart insole system to measure plantar pressure and temperature.  - sensors.  1-18. 

nakib hayat chowdhury, mamun bin ibne reaz, sawal hamid md ali, shamim ahmad, maría liz crespo, andrés cicuttin, fahmida haque, ahmad ashrif a. bakar and mohammad arif sobhan bhuiyan.  (2022).  nomogram-based chronic kidney disease prediction model for type 1 diabetes mellitus patients using routine pathological data.  - journal of personalized medicine.  1-15. 

nur afifah ahmad nazri, nur hidayah azeman, mohd hafiz abu bakar, nadhratun naiim mobarak, tg hasnan tg abd aziz, ahmad rifqi md zain, norhana arsad, yunhan luo and ahmad ashrif a. bakar.  (2022).  chlorophyll detection by localized surface plasmon resonance using functionalized carbon quantum dots triangle ag nanoparticles.  - nanomaterials.  1-11. 

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. 

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. 

amith khandakar, muhammad e. h. chowdhury, mamun bin ibne reaz, sawal hamid md ali, serkan kiranyaz, tawsifur rahman, moajjem hossain chowdhury, mohamed arselene ayari, rashad alfkey, ahmad ashrif a. bakar, rayaz a. malik, anwarul hasan.  (2022).  a novel machine learning approach for severity classification of diabetic foot complications using thermogram images.  - sensors.  1-23. 

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. 

fahmida haque, mamun bin ibne reaz, muhammad enamul hoque chowdhury, maymouna ezeddin, serkan kiranyaz, mohammed alhatou, sawal hamid md ali, ahmad ashrif a bakar, geetika srivastava.  (2022).  machine learning-based diabetic neuropathy and previous foot ulceration patients detection using electromyography and ground reaction forces during gait.  - sensors.  1-23. 

fahmida haque, mamun b. i. reaz, muhammad e. h. chowdhury, serkan kiranyaz, sawal h. m. ali, mohammed alhatou, rumana habib, ahmad a. a. bakar, norhana arsad, geetika srivastava.  (2022).  performance analysis of conventional machine learning algorithms for diabetic sensorimotor polyneuropathy severity classification using nerve conduction studies.  - computational intelligence and neuroscience.  1-13. 

md shafayet hossain, muhammad e. h. chowdhury, mamun bin ibne reaz, sawal hamid md ali, ahmad ashrif a. bakar, serkan kiranyaz, amith khandakar, mohammed alhatou, rumana habib, muhammad maqsud hossain.  (2022).  motion artifacts correction from single-channel eeg and fnirs signals using novel wavelet packet decomposition in combination with canonical correlation analysis.  - sensors.  1-24. 

haroon rashid, nurfarhana mohamad sapiee, norhana arsad, harith ahmad, ahmad ashrif a bakar, mamun ibne reaz.  (2021).  fabrication of a carbon nanotube/tungsten disulfide visible spectrum photodetector.  - applied optics.  2839-2845. 

amith khandakar, muhammad e.h. chowdhury, mamun bin ibne reaz, sawal hamid md ali, md anwarul hasan, serkan kiranyaz, tawsifur rahman, rashad alfkey, ahmad ashrif a. bakar, rayaz a. malik.  (2021).  a machine learning model for early detection of diabetic foot using thermogram images.  - computers in biology and medicine.  1-10. 

muhammad asif ahmad khushaini, nur hidayah azeman, ahmad ghadafi ismail, chin hoong teh, muhammad mat salleh, ahmad ashrif a. bakar, tg hasnan tg abdul aziz, ahmad rifqi md zain.  (2021).  high stability resistive switching mechanism of a screen printed electrode based on bobzbt2 organic pentamer for creatinine detection.  - scientific reports.  1-11. 

muhammad kashif, mohd hadri hafiz mokhtar, nur hidayah azeman, fazida hanim hashim, norhana arsad, abdulfatah a.g. abushagur, ahmad ashrif a. bakar.  (2021).  phase-interrogated surface plasmon resonance sensor based on laser feedback interferometry.  - optics and lasers in engineering.  1-7. 

nur afifah ahmad nazri, nur hidayah azeman, yunhan luo, ahmad ashrif a bakar.  (2021).  carbon quantum dots for optical sensor applications: a review.  - optics and laser technology.  1-14. 

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. 

fahmida haque, mamun bin ibne reaz, muhammad e.h. chowdhury, sawal hamid md ali, ahmad ashrif a bakar, tawsifur rahman, syoji kobashi, chitra a. dhawale, mohammad arif sobhan bhuiyan.  (2021).  a nomogram-based diabetic sensorimotor polyneuropathy severity prediction using michigan neuropathy screening instrumentations.  - computers in biology and medicine.  1-11. 

nur hidayah azeman, muhammad asif ahmad khushaini, rusli daik, ahmad ghadafi ismail, burhanuddin yeop majlis, muhammad mat salleh, tg hasnan tg abdul aziz, ahmad ashrif a bakar, ahmad rifqi md zain, chin-hoong teh.  (2021).  synthesis of a 1,4-bis[2-(5-thiophen-2-yl)-1-benzothiophene]-2,5- dioctyloxybenzene pentamer for creatinine detection.  - asian journal of organic chemistry.  2406-2417. 

nakib hayat chowdhury, mamun bin ibne reaz, fahmida haque, shamim ahmad, sawal hamid md ali, ahmad ashrif a bakar, mohammad arif sobhan bhuiyan.  (2021).  performance analysis of conventional machine learning algorithms for identification of chronic kidney disease in type 1 diabetes mellitus patients.  - diagnostics.  1-17. 

fahmida haque, mamun bin ibne reaz, muhammad enamul hoque chowdhury, geetika srivastava, sawal hamid md ali, ahmad ashrif a bakar, and mohammad arif sobhan bhuiyan.  (2021).  performance analysis of conventional machine learning algorithms for diabetic sensorimotor polyneuropathy severity classification.  - diagnostics.  1-13. 

rabindra gandhi thangarajoo, mamun bin ibne reaz, geetika srivastava, fahmida haque, sawal hamid md ali, ahmad ashrif a. bakar and mohammad arif sobhan bhuiyan.  (2021).  machine learning-based epileptic seizure detection methods using wavelet and emd-based decomposition techniques: a review.  - sensors.  1-34. 

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. 

abdulfatah a. g. abushagur, norhana arsad, and ahmad ashrif a. bakar.  (2021).  cantilever beam with a single fiber bragg grating to measure temperature and transversal force simultaneously.  - sensors.  1-13. 

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. 

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. 

abdulfatah a. g. abushagur, norhana arsad, mohamed m. elgaud, ahmad ashrif a. bakar.  (2021).  evaluation of a novel spectral pair of a chirp fbg embedded in a cantilever beam for simultaneous temperature and transverse forces measurement.  - ieee access.  7701-7709. 

mohd hafiz abu bakar, nur hidayah azeman, nadhratun naiim mobarak, mohd hadri hafiz mokhtar, ahmad ashrif a bakar.  (2020).  effect of active site modification towards performance enhancement in biopolymer k-carrageenan derivatives.  - polymers.  1-13. 

nur hidayah azeman, norhana arsad and ahmad ashrif a bakar.  (2020).  polysaccharides as the sensing material for metal ion detection-based optical sensor applications.  - sensors.  1-22. 

musab am al-tarawni, a ashrif a bakar, ahmad rifqi md zain, a tarawneh mou'ad, sahrim hj ahmad.  (2019).  enhancing the performance of strip and 180 degree slot waveguide bends for integrated optical waveguide modulator.  - optical engineering.  1-9. 

wan baihaqi wan ab rahman, nur hidayah azeman,nur hasiba kamaruddin, p susthitha menon, arafat a shabaneh, mohd adzir mahdi, mohd hadri hafiz mokhtar, norhana arsad, ahmad ashrif a bakar.  (2019).  label-free detection of dissolved carbon dioxide utilizing multimode tapered optical fiber coated zinc oxide nanorice.  - ieee access.  . 

abdulfatah a. g. abushagur, norhana arsad, mohamed m. elgaud, ahmad ashrif a bakar.  (2019).  development of a 1-dof force sensor prototype incorporating tapered fiber bragg grating for microsurgical instruments.  - ieee access.  16852. 

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. 

f. abdurrahman, n. arsad, a. ashrif a. bakar, gan kok beng, s. shaari.  (2019).  modified multimode polimer optical nanofiber for volatile organic compound sensing in room temperature.  - journal of optoelectronics and advanced materials.  313-319. 

atiqah yusoff, nur hidayah azeman, muhammad faizal mohamed kassim, nadhratun naiim mobarak, khairiah haji badri, mohd adzir mahdi, mohd sukor su'ait and ahmad ashrif a. bakar.  (2019).  bio-based polycationic polyurethane as an ion-selective membrane for nitrate tapered optical fiber sensor.  - ieee access.  15710-15711. 

nurul fariha lokman, nur hidayah azeman, fatihah suja', norhana arsad and ahmad ashrif a bakar.  (2019).  sensitivity enhancement of pb(ii) ion detection in rivers using spr-based ag metallic layer coated with chitosan-graphene oxide nanocomposite.  - sensors.  1-17. 

abedini, a., saraji, m., bakar, a.a.a., susthitha menon, p., shaari, s..  (2018).  gamma-radiation-assisted synthesis of luminescent zno/ag heterostructure core-shell nanocomposites.  - plasmonics.  . 

suraya abdullah, nur hidayah azeman, nadhratun naiim mobarak, mohd saiful dzulkefly zan, ahmad ashrif a. bakar.  (2018).  sensitivity enhancement of localized spr sensor towards pb(ii) ion detection using natural bio-polymer based carrageenan.  - optik.  . 

nur hazliza ariffin, iza rozwan iskandar zakaria, norhana arsad, ahmad ashrif abu bakar, badariah bais, mohd saiful dzulkefly zan.  (2018).  autonomous mems gyroscope and accelerometer for north finding system.  - journal of telecommunication, electronic and computer engineering.  13-17. 

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.  . 

sarada idris, nur hidayah azeman, noor azwen noor azmy, chantara thevy ratnam, mohd adzir mahdi and ahmad ashrif a. bakar.  (2018).  gamma irradiated py/pva for gox immobilization on tapered optical fiber for glucose biosensing.  - sensors and actuators b: chemical.  . 

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.  . 

nani fadzlina naim, a. ashrif a. bakar, mohammad syuhaimi ab-rahman.  (2018).  fault identification and localization for ethernet passive optical network using l-band ase source and various types of fiber bragg grating.  - optical fiber technology.  159-164. 

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. 

sarada idris, ahmad ashrif a bakar, nur hasiba kamaruddin, sahbudin shaari.  (2017).  influence of gamma irradiation on polymerization of pyrrole and glucose oxidase immobilization onto poly (pyrrole)/poly (vinyl alcohol) matrix.  - applied surface science.  118-158. 

musab a. m. al-tarawni, a. ashrif a. bakar, ahmad rifqi md zain, mouad a. tarawneh and sahrim hj. ahmad.  (2017).  optimizing an integrated waveguide modulator for sensitive low-frequency alternating-current electric-field sensors.  - optical engineering.  1-8. 

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. 

nadhira mat nashim, musab a.m. al-tarawni, abdul muiz aziz, suraya abdullah, a. ashrif a. bakar.  (2017).  optimizing low half-wave voltage electro-optic polymer modulator for optical waveguide sensor.  - optik - international journal for light and electron optics.  9-20. 

musab am al-tarawni, a ashrif a bakar, ahmad rifqi md zain, a tarawneh mou`ad, sahrim hj ahmad.  (2017).  improvement of integrated electric field sensor based on hybrid segmented slot waveguide.  - optical engineering.  1-15. 

nurul fariha lokman, ahmad ashrif abu bakar, suhaimi abdul talib, fatihah suja'.  (2017).  spr response of cs-go nanostructured thin films for selective detection of pb(ii) ions in the saigon river, vietnam.  - desalination and water treatment.  180-186. 

noor azwen noor azmy, ahmad ashrif a bakar, norhana arsad, sarada idris, abdul rahman mohmad, aidil abdul hamid.  (2017).  enhancement of zno-rgo nanocomposite thin films by gamma radiation for e. coli sensor.  - applied surface science.  1134-1143. 

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. 

abedini, a., bakar, a.a.a., larki, f., menon, p.s., islam, m.s. & shaari, s..  (2016).  recent advances in shape-controlled synthesis of noble metal nanoparticles by radiolysis route.  - nanoscale research letters.  1-13. 

siti narimah aziz, norhana arsad, ahmad ashrif abu bakar,p sushita menon and sahbudin shaari.  (2016).  large dynamic range operation of ultra-higher number mwfls affected by mzi-si.  - laser physics.  1-8. 

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. 

nani fadzlina naim, muhammad faiz ibrahim, suzi seroja sarnin, husna abdul rahman, norsuzila yaacob, a. ashrif a. bakar.  (2016).  ethernet passive optical network monitoring using various types of fiber bragg grating.  - journal of telecommunication, electronic and computer engineering.  21-24. 

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. 

nani fadzlina naim, a. ashrif a. bakar, mohammad syuhaimi ab-rahman.  (2016).  real-time monitoring in passive optical access networks using l-band ase and varied bandwidth and reflectivity of fiber bragg gratings.  - optics & laser technology.  45-51. 

muhammad kashif, , a. ashrif a. bakar, fazida hanim hashim.  (2016).  analysing surface plasmon resonance phase sensor based on mach-zehnder interferometer technique using glycerin.  - optical communications.  419-424. 

abdurrahman f., arsad n., shaari s., ashrif a., bakar a., susthitha menon p..  (2015).  effects of cladding modification on the sensing potential of intrinsic polymer optical fiber as a vocs sensor.  - journal of optoelectronics and advanced materials.  901-906. 

rosdiadee nordin, ahmad a.a. bakar, wan m.d.w. zaki & mohd a. zulkifley.  (2015).  optimisation strategy to measure programme outcomes of the electrical engineering degree programme.  - global journal of engineering education.  42-46. 

nur fariha lokman, fatihah suja`, huda abdullah and ahmad ashrif a bakar.  (2015).  structural and morphology of silver-crosslinked chitosan thin films for spr sensor.  - pigment & resin technology.  33-40. 

arsad n., shaari s., mastang, bakar a.a.a., rahman m.s.a..  (2015).  active learning in fiber optic course using applied education game.  - jurnal teknologi.  45-49. 

a. z. g. zahid, m. singh, p. s. menon, f. n. hasoon, h. bakarman, a. a. a. bakar, m. a. m. alia, s. shaari.  (2015).  design and performance of a new 2d ocdma system using plastic optical fiber.  - optoelectronics and advanvced materials-rapid communications.  362 - 366. 

siti narimah aziz, norhana arsad, ahmad ashrif abu bakar, p sushita menon, sayidatul nadia elias and sahbudin shaari.  (2015).  the generation of a lower threshold multiwavelength fiber laser in the l - band region assisted by a sagnac loop mirror.  - laser physics.  1-4. 

luqman a. azizan, mohammad s. ab-rahman, mazen r. hassan, a. ashrif a. bakar, rosdiadee nordin.  (2014).  optimization of signal-to-noise ratio for wireless light-emitting diode communication in modern lighting layouts.  - optical engineering.  045103. 

rosdiadee nordin, a.a.a. bakar, w.m.d.w. zaki, m.a. zulkifley and a.b. huddin.  (2014).  relationship between direct and indirect assessment to improve the teaching and learning process for electrical engineering programmes.  - global journal of engineering education.  104-109. 

russell kliese, thomas taimre, a. ashrif a. bakar, yah leng lim, karl bertling, milan nikolic, julien perchoux, thierry bosch, and aleksandar d. rakic.  (2014).  solving self-mixing equations for arbitrary feedback levels: a concise algorithm.  - applied optics.  53(17):3723-3736. 

shabaneh, a.a., girei, s.h., arasu, p.t., rahman, w.b.w.a., bakar, a.a.a., sadek, a.z., lim, h.n., huang, n.m., yaacob, m.h..  (2014).  reflectance response of tapered optical fiber coated with graphene oxide nanostructured thin film for aqueous ethanol sensing.  - optics communications.  320-324. 

nurul fariha lokman, ahmad ashrif a. bakar, fatihah suja, huda abdullah,wan baihaqi wan ab rahman, nay-ming huang, mohd hanif yaacob.  (2014).  highly sensitive spr response of au/chitosan/graphene oxide nanostructured thin films toward pb (ii) ions.  - sensors and actuators b: chemical.  195: 459-46. 

muhammad kashif, ahmad ashrif a. bakar, norhana arsad and sahbudin shaari.  (2014).  development of phase detection schemes based on surface plasmon resonance using interferometry.  - sensors.  15914-15937. 

abdulfatah a.g. abushagur, norhana arsad, mamun ibne reaz and a. ashrif a. bakar.  (2014).  advances in bio-tactile sensors for minimally invasive surgery using the fibre bragg grating force sensor technique: a survey.  - sensors (basel).  14(4): 6633-6665. 

khadijah ismail, p. susthitha menon, sahbudin shaari, abang annuar ehsan, hesham bakarman, norhana arsad, ahmad ashrif a. bakar.  (2014).  gain performance of cascaded and hybrid semiconductor optical amplifier in cwdm system.  - journal of nonlinear optical physics & materials.  23(1): 1-11. 

nani fadzlina naim, mohammad syuhaimi ab-rahman, nur hasiba kamaruddin, ahmad ashrif a. bakar.  (2013).  real-time monitoring and fault locating using amplified spontaneous emission noise reflection for tree-structured ethernet passive optical networks.  - optical engineering.  52(9):Art no.096112. 

rubana h. chowdhury, m.b.i. reaz, a.a.a. bakar, md. sharif hasan.  (2013).  muscle contraction: the subtle way of human computer interaction.  - research journal of applied sciences, engineering and technology.  6(12):2192-2196. 

ahmad ashrif a. bakar, rosdiadee nordin, nasharuddin zainal, khadijah alavi, m. m. mustafa, h. husain.  (2013).  nurturing engineering enthusiasm and soft skills in high school students.  - international journal of engineering education.  29(4):933-939. 

fadzrul izzuddin bin abd aziz, md. mamun, mohammad arif sobhan bhuiyan, ahmad ashrif a. bakar.  (2013).  a low drop-out voltage regulator in 0.18 um cmos technology.  - modern applied science.  7(4):70-76. 

khadijah ismail, susthitha p. menon, sahbudin shaari, hesham a. bakarman, norhana arsad, ahmad ashrif a. bakar.  (2013).  flat gain, wide bandwidth of in-line semiconductor optical amplifier in cwdm systems.  - iete technical review.  30(6):64-71. 

bakar, a.a.a., lim, y.l., wilson, s.j., fuentes, m., bertling, k., taimre, t., bosch, t., rakic, ad.  (2013).  on the feasibility of self-mixing interferometer sensing for detection of the surface electrocardiographic signal using a customized electro-optic phase modulator.  - physiological measurement.  34(2):281-289. 

rubana h. chowdhury, mamun b. i. reaz, mohd alauddin bin mohd ali, ashrif a. a. bakar, k. chellappan, t. g. chang.  (2013).  surface electromyography signal processing and classification techniques.  - sensors.  13(9):12431-12466. 

nani fadzlina naim, mohammad syuhaimi ab-rahman, hesham a. bakarman and ahmad ashrif a. bakar.  (2013).  real-time monitoring in passive optical networks using a superluminescent led with uniform and phase-shifted fiber bragg gratings.  - journal of optical communications and networking.  5(12):1425-1430. 

jeeng ji lee, mik kian hing, yin fen ng, j. s. mandeep, m. t. islam, a. a. a. bakar, n. zainal, n. h. talib.  (2012).  wireless system assists libraries.  - microwaves & rf.  51(5):88-97. 

a. r. sarmani, m. h. abu bakar, a. a. a. bakar, f. r. mahamd adikan, and m. a. mahdi.  (2011).  spectral variations of the output spectrum in a random distributed feedback raman fiber laser.  - optics express.  19(15):14152-59. 

h a al-asadi, a a a bakar, f r mahamd adikan and m a mahdi.  (2011).  analytical study of nonlinear phase shift through stimulated brillouin scattering in single mode fiber with the pump power recycling technique.  - journal of optics.  13(10):Art.no 105. 

n. a. m. ahmad hambali, m. h. al-mansoori, m. ajiya, a. a. a. bakar, s. hitam and m. a. mahdi.  (2011).  multi-wavelength brillouin-raman ring-cavity fiber laser with 22-ghz spacing.  - laser physics.  21(9):1656-1660. 

a. a. a. bakar, m. a. mahdi, m. h. al-mansoori, s. shaari and a. k. zamzuri.  (2009).  single-stage gain-clamped l-band edfa with c-band ase saturating tone.  - laser physics.  19(5):1026-1029. 

bakar, a.a.a.; al-mansoori, m.h.; mahdi, m.a.; zainal abidin, m.s.; azau, m.a.m..  (2009).  fiber break location technique utilizing stimulated brillouin scattering effects in optical fiber.  - laser physics letters.  6(1):59-63. 

mahdi, m.a., bakar, a.a.a., al-mansoori, m.h., shaari, s., zamzuri, a.k..  (2008).  single-stage gain-clamped l-band edfa with c-band ase self-oscillation in ring cavity.  - laser physics letters.  5(2):126-129. 

a.a.a. bakar, m.z. jamaludin, f. abdullah, m.h. yaacob, m.a.mahdi, m.k. abdullah.  (2007).  a new technique of real-time monitoring of fiber optic cable networks transmission.  - optics and lasers in engineering.  45(2007)126-130. 

m.z. jamaludin, a.a.a. bakar, a.w.naji, f.a. rahman, m.a. mahdi, m.k. abdullah.  (2006).  improving the performance of double-pass edfa utilizing chirped bragg grating as feedback loop.  - microwave optical technology letter.  48(2):386-388.