Photonics Research Centre University of Malaya

2015

Articles published in ISI-indexed journals.

[1]         D. S. Gunawardena, M. H. Lai, K. S. Lim, M. M. Ali, and H. Ahmad, "Measurement of grating visibility of a fiber Bragg grating based on bent-spectral analysis," Applied Optics, vol. 54, pp. 1146-1151, Feb 10 2015.

[2]         D. S. Gunawardena, K. A. Mat-Sharif, N. Tamchek, M. H. Lai, N. Y. M. Omar, S. D. Emami, et al., "Photosensitivity of gallium-doped silica core fiber to 193 nm ArF excimer laser," Applied Optics, vol. 54, pp. 5508-5512, Jun 10 2015.

[3]         M. H. Mezher, A. Nady, R. Penny, W. Y. Chong, and R. Zakaria, "Z-scan studies of the nonlinear optical properties of gold nanoparticles prepared by electron beam deposition," Applied Optics, vol. 54, pp. 9703-9708, Nov 20 2015.

[4]         Y. S. Ong, W. Kam, S. W. Harun, and R. Zakaria, "Fabrication of polymer microfiber through direct drawing and splicing of silica microfiber via vapor spray and flame treatment," Applied Optics, vol. 54, pp. 3863-3867, May 1 2015.

[5]         S. D. Emami, M. R. K. Soltanian, A. Attaran, H. A. Abdul-Rashid, R. Penny, M. Moghavvemi, et al., "Application of Fano resonance effects in optical antennas formed by regular clusters of nanospheres," Applied Physics a-Materials Science & Processing, vol. 118, pp. 139-150, Jan 2015.

[6]         H. Ahmad, K. Z. Hamdan, F. D. Muhammad, S. W. Harun, and M. Z. Zulkifli, "Switchable dual-wavelength CNT-based Q-switched using arrayed waveguide gratings (AWG)," Applied Physics B-Lasers and Optics, vol. 118, pp. 269-274, Feb 2015.

[7]         S. M. Azooz, F. Ahmad, H. Ahmad, S. W. Harun, B. A. Hamida, S. Khan, et al., "Mode-locked 2 mu m fiber laser with a multi-walled carbon nanotube as a saturable absorber," Chinese Optics Letters, vol. 13, Mar 10 2015.

[8]         S. J. Tan, Z. C. Tiu, S. W. Harun, and H. Ahmad, "Sideband-controllable soliton pulse with bismuth-based erbium-doped fiber," Chinese Optics Letters, vol. 13, Nov 10 2015.

[9]         S. M. Azooz, S. W. Harun, H. Ahmad, A. Halder, M. C. Paul, M. Pal, et al., "Mode-Locked Thulium Ytterbium Co-Doped Fiber Laser with Graphene Oxide Paper Saturable Absorber," Chinese Physics Letters, vol. 32, Jan 2015.

[10]       Z. C. Tiu, A. Zarei, S. J. Tan, H. Ahmad, and S. W. Harun, "Harmonic Dark Pulse Emission in Erbium-Doped Fiber Laser," Chinese Physics Letters, vol. 32, Mar 2015.

[11]       M. I. M. A. Khudus, T. Lee, T. Y. Huang, X. G. Shao, P. Shum, and G. Brambilla, "Harmonic Generation Via chi(3) Intermodal Phase Matching in Microfibers," Fiber and Integrated Optics, vol. 34, pp. 53-65, Mar 4 2015.

[12]       H. Ahmad, M. R. K. Soltanian, I. S. Amiri, S. E. Alavi, A. R. Othman, and A. S. M. Supa'at, "Carriers Generated by Mode-Locked Laser to Increase Serviceable Channels in Radio Over Free Space Optical Systems," Ieee Photonics Journal, vol. 7, Oct 2015.

[13]       H. Ahmad, M. R. K. Soltanian, L. Narimani, I. S. Amiri, A. Khodaei, and S. W. Harun, "Tunable S-Band Q-Switched Fiber Laser Using Bi2Se3 as the Saturable Absorber," Ieee Photonics Journal, vol. 7, Jun 2015.

[14]       I. S. Amiri, S. E. Alavi, M. R. K. Soltanian, H. Ahmad, N. Fisal, and A. S. M. Supa'at, "Experimental Measurement of Fiber-Wireless Transmission via Multimode-Locked Solitons From a Ring Laser EDF Cavity," Ieee Photonics Journal, vol. 7, Apr 2015.

[15]       W. Y. Chong, Y. K. Yap, and H. Ahmad, "Low-Threshold Q-Switched Erbium-Doped Fiber Laser Using Molybdenum Disulphide Saturable Absorber Prepared Through Evaporitic Formation," Ieee Photonics Journal, vol. 7, Dec 2015.

[16]       M. H. Lai, K. S. Lim, M. R. Islam, D. S. Gunawardena, H. Z. Yang, and H. Ahmad, "Effect of CO2 Laser Annealing on Stress Applying Parts Contributing Toward Birefringence Modification in Regenerated Grating in Polarization Maintaining Fiber," Ieee Photonics Journal, vol. 7, Oct 2015.

[17]       Y. S. Ong, W. Kam, S. W. Harun, R. Zakaria, and W. S. Mohammed, "Low-Cost Transducer Based On Surface Scattering Using Side-Polished D-Shaped Optical Fibers," Ieee Photonics Journal, vol. 7, Oct 2015.

[18]       M. C. Paul, A. Dhar, S. Das, A. A. Latiff, M. T. Ahmad, and S. W. Harun, "Development of Nanoengineered Thulium-Doped Fiber Laser With Low Threshold Pump Power and Tunable Operating Wavelength," Ieee Photonics Journal, vol. 7, Feb 2015.

[19]       M. C. Paul, A. Dhar, S. Das, M. Pal, S. K. Bhadra, A. M. Markom, et al., "Enhanced Erbium-Zirconia-Yttria-Aluminum Co-Doped Fiber Amplifier," Ieee Photonics Journal, vol. 7, Oct 2015.

[20]       S. Sathiyan, H. Ahmad, W. Y. Chong, S. H. Lee, and S. Sivabalan, "Evolution of the Polarizing Effect of MoS2," Ieee Photonics Journal, vol. 7, Dec 2015.

[21]       M. R. K. Soltanian, I. S. Amiri, W. Y. Chong, S. E. Alavi, and H. Ahmad, "Stable Dual-Wavelength Coherent Source With Tunable Wavelength Spacing Generated By Spectral Slicing a Mode-Locked Laser Using Microring Resonator," Ieee Photonics Journal, vol. 7, Dec 2015.

[22]       M. M. Ali, Y. M. Jung, K. S. Lim, M. R. Islam, S.-U. Alam, D. J. Richardson, et al., "Characterization of Mode Coupling in Few-Mode FBG With Selective Mode Excitation," Ieee Photonics Technology Letters, vol. 27, pp. 1713-1716, Aug 15 2015.

[23]       X. G. Qiao, Y. P. Wang, H. Z. Yang, T. A. Guo, Q. Z. Rong, L. Li, et al., "Ultrahigh-Temperature Chirped Fiber Bragg Grating Through Thermal Activation," Ieee Photonics Technology Letters, vol. 27, pp. 1305-1308, Jun 15 2015.

[24]       Q. Z. Rong, X. G. Qiao, H. Z. Yang, K. S. Lim, and H. Ahmad, "Fiber Bragg Grating Inscription in a Thin-Core Fiber for Displacement Measurement," Ieee Photonics Technology Letters, vol. 27, pp. 1108-1111, May 15 2015.

[25]       H. Z. Yang, X. G. Qiao, Y. P. Wang, M. M. Ali, M. H. Lai, K. S. Lim, et al., "In-Fiber Gratings for Simultaneous Monitoring Temperature and Strain in Ultrahigh Temperature," Ieee Photonics Technology Letters, vol. 27, pp. 58-61, Jan 1 2015.

[26]       M. Z. Ab Razak, S. A. Reduan, A. S. Sharbirin, N. Jamaludin, M. Z. Zulkifli, and H. Ahmad, "Noncontact Optical Displacement Sensor Using an Adiabatic U-Shaped Tapered Fiber," Ieee Sensors Journal, vol. 15, pp. 5388-5392, Oct 2015.

[27]       M. M. Ali, M. R. Islam, K. S. Lim, D. S. Gunawardena, H. Z. Yang, and H. Ahmad, "PCF-Cavity FBG Fabry-Perot Resonator for Simultaneous Measurement of Pressure and Temperature," Ieee Sensors Journal, vol. 15, pp. 6921-6925, Dec 2015.

[28]       M. Batumalay, S. W. Harun, N. Irawati, H. Ahmad, and H. Arof, "A Study of Relative Humidity Fiber-Optic Sensors," Ieee Sensors Journal, vol. 15, pp. 1945-1950, Mar 2015.

[29]       Z. Harith, N. Irawati, H. A. Rafaie, M. Batumalay, S. W. Harun, R. M. Nor, et al., "Tapered Plastic Optical Fiber Coated With Al-Doped ZnO Nanostructures for Detecting Relative Humidity," Ieee Sensors Journal, vol. 15, pp. 845-849, Feb 2015.

[30]       M. R. Islam, M. Bagherifaez, M. M. Ali, H. K. Chai, K. S. Lim, and H. Ahmad, "Tilted Fiber Bragg Grating Sensors for Reinforcement Corrosion Measurement in Marine Concrete Structure," Ieee Transactions on Instrumentation and Measurement, vol. 64, pp. 3510-3516, Dec 2015.

[31]       I. M. Babar, M. B. S. Sabran, S. W. Harun, H. Ahmad, M. C. Paul, A. Halder, et al., "Q-switched thulium-ytterbium co-doped fibre laser using newly developed octagonal shaped inner cladding double-clad active fibre and multi-walled carbon nanotubes passive saturable absorber," Iet Optoelectronics, vol. 9, pp. 131-135, Jun 2015.

[32]       M. R. Islam, M. M. Ali, M. H. Lai, K. S. Lim, D. S. Gunawardena, V. R. Machavaram, et al., "Wide-range in-fibre Fabry-Perot resonator for ultrasonic sensing," Iet Optoelectronics, vol. 9, pp. 136-140, Jun 2015.

[33]       A. Zarei, Z. C. Tiu, F. Ahmad, H. Ahmad, and S. W. Harun, "Q-switched Brillouin fibre laser with multi-wall carbon nanotube saturable absorber," Iet Optoelectronics, vol. 9, pp. 96-100, Apr 2015.

[34]       N. F. Razak, H. Ahmad, M. Z. Zulkifli, F. D. Muhammad, Y. Munajat, and S. W. Harun, "Single mode EDF fiber laser using an ultra-narrow bandwidth tunable optical filter," Indian Journal of Pure & Applied Physics, vol. 53, pp. 579-584, Sep 2015.

[35]       M. Sookhakian, Y. M. Amin, R. Zakaria, W. J. Basirun, M. R. Mahmoudian, B. Nasiri-Tabrizi, et al., "Significantly improved photocurrent response of ZnS-reduced graphene oxide composites," Journal of Alloys and Compounds, vol. 632, pp. 201-207, May 25 2015.

[36]       A. Afroozeh, I. S. Amiri, S. E. Pourmand, A. Zeinalinezhad, S. E. Alavi, and H. Ahmad, "Comparison of Control Light Using Kramers-Kronig Method by Three Waveguides," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 1864-1868, Aug 2015.

[37]       A. Afroozeh, A. Zeinalinezhad, I. S. Amiri, and S. E. Pourmand, "Stop Light Generation Using Nano Ring Resonators for Read Only Memory," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 468-472, Mar 2015.

[38]       S. E. Alavi, I. S. Amiri, H. Ahmad, N. Fisal, and A. S. M. Supa'at, "Optical Amplification of Tweezers and Bright Soliton Using an Interferometer Ring Resonator System," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 624-629, Apr 2015.

[39]       S. E. Alavi, I. S. Amiri, A. S. M. Supa'at, and S. M. Idrus, "Indoor Data Transmission Over Ubiquitous Infrastructure of Power line Cables and LED Lighting," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 599-604, Apr 2015.

[40]       I. S. Amiri, S. E. Alavi, and H. Ahmad, "Radio Frequency Signal Generation and Wireless Transmission Using PANDA and Add/Drop Systems," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 1770-1774, Aug 2015.

[41]       I. S. Amiri, S. E. Alavi, and H. Ahmad, "Analytical Treatment of the Ring Resonator Passive Systems and Bandwidth Characterization Using Directional Coupling Coefficients," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 418-424, Mar 2015.

[42]       I. S. Amiri, S. E. Alavi, M. Bahadoran, A. Afroozeh, and H. Ahmad, "Nanometer Bandwidth Soliton Generation and Experimental Transmission Within Nonlinear Fiber Optics Using an Add-Drop Filter System," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 221-225, Feb 2015.

[43]       I. S. Amiri, S. E. Alavi, M. R. K. Soltanian, A. S. M. Supa'at, N. Fisal, and H. Ahmad, "Generation of Femtosecond Soliton Tweezers Using a Half-Panda System for Modeling the Trapping of a Human Red Blood Cell," Journal of Computational and Theoretical Nanoscience, vol. 12, pp. 10-18, Jan 2015.

[44]       A. A. Jasim, M. Dernaika, S. W. Harun, and H. Ahmad, "A Switchable Figure Eight Erbium-Doped Fiber Laser Based on Inter-Modal Beating By Means of Non-Adiabatic Microfiber," Journal of Lightwave Technology, vol. 33, pp. 528-534, Jan 15 2015.

[45]       M. R. K. Soltanian, I. S. Amiri, S. E. Alavi, and H. Ahmad, "Dual-Wavelength Erbium-Doped Fiber Laser to Generate Terahertz Radiation Using Photonic Crystal Fiber," Journal of Lightwave Technology, vol. 33, pp. 5038-5046, Dec 15 2015.

[46]       H. Ahmad, M. A. M. Salim, M. R. K. Soltanian, S. R. Azzuhri, and S. W. Harun, "Passively dual-wavelength Q-switched ytterbium doped fiber laser using Selenium Bismuth as saturable absorber," Journal of Modern Optics, vol. 62, pp. 1550-1554, 2015.

[47]       M. F. B. Ismail, M. Dernaika, A. Khodaei, S. W. Harun, and H. Ahmad, "Tunable dual-wavelength thulium-doped fiber laser at 1.8 mu m region using spatial-mode beating," Journal of Modern Optics, vol. 62, pp. 892-896, 2015.

[48]       I. M. Babar, M. B. S. Sabran, A. A. Rahman, M. Manaf, H. Ahmad, and S. W. Harun, "Multi-lobed double-clad Erbium-Ytterbium co-doped Q-switched fiber laser based on nonlinear polarisation rotation technique," Journal of Nonlinear Optical Physics & Materials, vol. 24, Mar 2015.

[49]       H. Haris, C. L. Anyi, A. R. Muhammad, R. M. Nor, N. R. Zulkepely, F. Ahmad, et al., "Q-Switched Ytterbium doped fiber laser with graphene oxide embedded in polyethylene oxide film based saturable absorber," Journal of Optoelectronics and Advanced Materials, vol. 17, pp. 539-544, May-Jun 2015.

[50]       J. K. Hmood, K. A. Noordin, H. Ahmad, and S. W. Harun, "Performance improvement of all-optical OFDM systems based on combining RZ coding with m-array QAM," Journal of Optoelectronics and Advanced Materials, vol. 17, pp. 33-38, Jan-Feb 2015.

[51]       A. H. H. Al-Masoodi, F. Ahmad, H. Ahmad, and S. W. Harun, "Q-Switched Yb-Doped Fiber Ring Laser with a Saturable Absorber Based on a Graphene Polyvinyl Alcohol Film," Journal of Russian Laser Research, vol. 36, pp. 389-394, Jul 2015.

[52]       B. A. Hamida, S. M. Azooz, A. A. Jasim, T. Eltaif, H. Ahmad, S. Khan, et al., "Flat-gain wide-band erbium doped fiber amplifier by combining two difference doped fibers," Journal of the European Optical Society-Rapid Publications, vol. 10, 2015.

[53]       H. Ahmad, M. A. M. Salim, S. R. Azzuhri, M. R. K. Soltanian, and S. W. Harun, "A passively Q-switched ytterbium-doped fiber laser based on a few-layer Bi2Se3 saturable absorber," Laser Physics, vol. 25, Jun 2015.

[54]       H. Ahmad, J. M. Semangun, S. R. Azzuhri, M. Z. Zulkifli, N. A. Awang, and S. W. Harun, "Passively mode-locked laser using an entirely centred erbium-doped fiber," Laser Physics, vol. 25, Apr 2015.

[55]       M. R. Shirazi, S. W. Harun, and H. Ahmad, "Effective use of an EDFA and Raman pump residual powers via a Bi-EDF in L-band multi-wavelength fiber laser generation," Laser Physics, vol. 25, Jan 2015.

[56]       M. R. K. Soltanian, I. S. Amiri, S. E. Alavi, and H. Ahmad, "All optical ultra-wideband signal generation and transmission using mode-locked laser incorporated with add-drop microring resonator," Laser Physics Letters, vol. 12, Jun 2015.

[57]       K. S. Lim, D. S. Gunawardena, M. H. Lai, M. R. Islam, H. Z. Yang, X. G. Qiao, et al., "Characterization of phasemask interference visibility and the evolution of grating visibility during grating formation," Measurement, vol. 64, pp. 163-167, Mar 2015.

[58]       A. Lokman, H. Arof, and S. W. Harun, "Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection," Measurement, vol. 59, pp. 167-170, Jan 2015.

[59]       S. Nodehi, W. S. Mohammed, H. Ahmad, and S. W. Harun, "Investigation of thermal effects in a resonance condition of microfibre double-knot resonators as high-order filter," Micro & Nano Letters, vol. 10, pp. 580-582, Oct 2015.

[60]       H. Haris, C. L. Anyi, A. R. Muhammad, F. Ahmad, R. M. Nor, N. R. Zulkepely, et al., "Performance of passively Q-switched ring erbium-doped fiber laser using a multiwalled carbon nanotubes polyethylene oxide (PEO) polymer composite-based saturable absorber," Microwave and Optical Technology Letters, vol. 57, pp. 1897-1901, Aug 2015.

[61]       N. Irawati, S. W. Harun, S. Adwan, M. Alnowami, and H. Ahmad, "Pmma Microfiber Coated with Al-Doped Zno Nanostructures for Detecting Uric Acid," Microwave and Optical Technology Letters, vol. 57, pp. 2455-2457, Oct 2015.

[62]       N. Irawati, M. Suthaskumar, V. John, N. M. Ali, H. Ahmad, and S. W. Harun, "Fabrication of Polymer Microfiber by Direct Drawing," Microwave and Optical Technology Letters, vol. 57, pp. 820-823, Apr 2015.

[63]       R. Z. R. Rosdin, N. M. Ali, H. Arof, and S. W. Harun, "A Passively Harmonically Mode-Locked Soliton Erbium-Doped Fiber Laser with Low Pumping Threshold Using a Single-Walled Carbon Nanotubes," Microwave and Optical Technology Letters, vol. 57, pp. 799-803, Apr 2015.

[64]       M. B. S. Sabran, Z. Jusoh, I. M. Babar, H. Ahmad, and S. W. Harun, "Dual-Wavelength Passively Q-Switched Erbium Ytterbium Codoped Fiber Laser Based on a Nonlinear Polarization Rotation Technique," Microwave and Optical Technology Letters, vol. 57, pp. 530-533, Mar 2015.

[65]       N. Saidin, S. W. Harun, H. Ahmad, S. M. M. Ali, S. S. A. Damanhuri, A. Halder, et al., "Enhancement of Thulium-Ytterbium Doped Fiber Laser Efficiency Using Dual-Pumping Method," Microwave and Optical Technology Letters, vol. 57, pp. 285-287, Feb 2015.

[66]       A. Sulaiman and S. W. Harun, "Observation Violet Emission of Microfiber Knot Resonator," Microwave and Optical Technology Letters, vol. 57, pp. 2929-2931, Dec 2015.

[67]       I. S. Amiri, S. E. Alavi, H. Ahmad, A. S. M. Supa'at, and N. Fisal, "Numerical computation of solitonic pulse generation for terabit/sec data transmission," Optical and Quantum Electronics, vol. 47, pp. 1765-1777, Jul 2015.

[68]       I. S. Amiri, M. R. K. Soltanian, S. E. Alavi, and H. Ahmad, "Multi wavelength mode-lock soliton generation using fiber laser loop coupled to an add-drop ring resonator," Optical and Quantum Electronics, vol. 47, pp. 2455-2464, Aug 2015.

[69]       J. K. Hmood, K. A. Noordin, H. Arof, and S. W. Harun, "Peak-to-average power ratio reduction in all-optical orthogonal frequency division multiplexing system using rotated constellation approach," Optical Fiber Technology, vol. 25, pp. 88-93, Oct 2015.

[70]       R. Zakaria, K. S. Hamdan, S. M. C. Noh, A. Supangat, and M. Sookhakian, "Surface plasmon resonance and photoluminescence studies of Au and Ag micro-flowers," Optical Materials Express, vol. 5, pp. 943-950, May 1 2015.

[71]       M. R. Shirazi, J. M. Taib, R. M. De La Rue, S. W. Harun, and H. Ahmad, "Dynamic characteristics of a multi-wavelength Brillouin-Raman fiber laser assisted by multiple four-wave mixing processes in a ring cavity," Optics and Laser Technology, vol. 66, pp. 63-67, Mar 2015.

[72]       Z. C. Tiu, M. Suthaskumar, A. Zarei, S. J. Tan, H. Ahmad, and S. W. Harun, "Generation of switchable domain wall and Cubic-Quintic nonlinear Schrodinger equation dark pulse," Optics and Laser Technology, vol. 73, pp. 127-129, Oct 2015.

[73]       H. Ahmad and M. Dernaika, "Stabilized single longitudinal mode fibre ring laser based on an inline dual taper Mach Zehnder interferometer filter coated with graphene oxide," Optics Communications, vol. 341, pp. 140-146, Apr 15 2015.

[74]       J. K. Hmood, S. D. Emami, K. A. Noordin, H. Ahmad, S. W. Harun, and H. M. H. Shalaby, "Optical frequency comb generation based on chirping of Mach-Zehnder Modulators," Optics Communications, vol. 344, pp. 139-146, Jun 1 2015.

[75]       O. M. Kharraz, H. Ahmad, A. B. Mohammad, D. I. Forsyth, M. Dernaika, and S. W. Harun, "Performance enhancement of pre-spectrum slicing technique for wavelength conversion," Optics Communications, vol. 350, pp. 154-159, Sep 1 2015.

[76]       S. D. Emami, A. Khodaei, S. Gandan, R. Penny, K. S. Lim, H. A. Abdul-Rashid, et al., "Thulium-doped fiber laser utilizing a photonic crystal fiber-based optical low-pass filter with application in 1.7 mu m and 1.8 mu m band," Optics Express, vol. 23, pp. 19681-19688, Jul 27 2015.

[77]       J. K. Hmood, S. W. Harun, S. D. Emami, A. Khodaei, K. A. Noordin, H. Ahmad, et al., "Performance analysis of an all-optical OFDM system in presence of non-linear phase noise," Optics Express, vol. 23, pp. 3886-3900, Feb 23 2015.

[78]       S. A. Ibrahim, N. A. Rahman, M. H. Abu Bakar, S. H. Girei, M. H. Yaacob, H. Ahmad, et al., "Room temperature ammonia sensing using tapered multimode fiber coated with polyaniline nanofibers," Optics Express, vol. 23, pp. 2837-2845, Feb 9 2015.

[79]       M. H. Lai, D. S. Gunawardena, K. S. Lim, H. Z. Yang, and H. Ahmad, "Observation of grating regeneration by direct CO2 laser annealing," Optics Express, vol. 23, pp. 452-463, Jan 12 2015.

[80]       M. I. M. A. Khudus, T. Lee, P. Horak, and G. Brambilla, "Effect of intrinsic surface roughness on the efficiency of intermodal phase matching in silica optical nanofibers," Optics Letters, vol. 40, pp. 1318-1321, Apr 1 2015.

[81]       M. H. Lai, K. S. Lim, D. S. Gunawardena, H. Z. Yang, W. Y. Chong, and H. Ahmad, "Thermal stress modification in regenerated fiber Bragg grating via manipulation of glass transition temperature based on CO2-laser annealing," Optics Letters, vol. 40, pp. 748-751, Mar 1 2015.

[82]       S. E. Alavi, I. S. Amiri, S. M. Idrus, A. S. M. Supa'at, and J. Ali, "Cold laser therapy modeling of human cell/tissue by soliton tweezers," Optik, vol. 126, pp. 578-582, 2015.

[83]       S. M. Azooz, M. H. M. Ahmed, F. Ahmad, B. A. Hamida, S. Khan, H. Ahmad, et al., "Passively Q-switched fiber lasers using a multi-walled carbon nanotube polymer composite based saturable absorber," Optik, vol. 126, pp. 2950-2954, 2015.

[84]       N. F. Razak, H. Ahmad, M. Z. Zulkifli, F. D. Muhammad, Y. Munajat, and S. W. Harun, "Single mode EDF fiber laser using an ultra-narrow bandwidth tunable optical filter," Optik, vol. 126, pp. 179-183, 2015.

[85]       Z. C. Tiu, F. Ahmad, S. J. Tan, H. Ahmad, and S. W. Harun, "Multi-wavelength Q-switched Erbium-doped fiber laser with photonic crystal fiber and graphene - Polyethylene oxide saturable absorber," Optik, vol. 126, pp. 1495-1498, 2015.

[86]       M. T. Ahmad, A. A. Latiff, H. Shamsudin, Z. Zakaria, H. Ahmad, and S. W. Harun, "Wavelength-tuneable thulium-doped fiber laser based on fiber Bragg grating stretching," Optoelectronics and Advanced Materials-Rapid Communications, vol. 9, pp. 623-625, May-Jun 2015.

[87]       A. H. H. Al-Masoodi, M. H. M. Ahmed, H. Arof, A. M. Banabila, and S. W. Harun, "Q-switched Ytterbium doped fiber laser using a multi-walled carbon nanotubes embedded in polyethylene oxide film," Optoelectronics and Advanced Materials-Rapid Communications, vol. 9, pp. 1104-1109, Sep-Oct 2015.

[88]       A. M. Markom, N. S. Roslib, A. Hamzah, H. Ahmad, and S. W. Harun, "Q-switched Erbium-doped fiber laser with solid state saturable absorber fiber," Optoelectronics and Advanced Materials-Rapid Communications, vol. 9, pp. 329-331, Mar-Apr 2015.

[89]       N. A. M. Taib, N. Bidin, M. F. S. Ahmad, N. N. Adnan, G. Krishnan, and S. W. Harun, "The effects of temporal delay on the performance of an electro-optic Q-switched Nd:YAG laser," Optoelectronics and Advanced Materials-Rapid Communications, vol. 9, pp. 724-729, May-Jun 2015.

[90]       M. Yasin, S. Soelistiono, Y. G. Y. Yhuwana, M. Khasanah, H. Arof, N. Irawati, et al., "Intensity based optical fiber sensors for calcium detection," Optoelectronics and Advanced Materials-Rapid Communications, vol. 9, pp. 1185-1189, Sep-Oct 2015.

[91]       A. M. Golsheikh, H. N. Lim, R. Zakaria, and N. M. Huang, "Sonochemical synthesis of reduced graphene oxide uniformly decorated with hierarchical ZnS nanospheres and its enhanced photocatalytic activities," Rsc Advances, vol. 5, pp. 12726-12735, 2015.

[92]       I. S. Amiri, S. E. Alavi, M. R. K. Soltanian, N. Fisal, A. S. M. Supa'at, and H. Ahmad, "Increment of Access Points in Integrated System of Wavelength Division Multiplexed Passive Optical Network Radio over Fiber," Scientific Reports, vol. 5, Jul 8 2015.

[93]       M. R. K. Soltanian, H. Ahmad, A. Khodaie, I. S. Amiri, M. F. Ismail, and S. W. Harun, "A Stable Dual-wavelength Thulium-doped Fiber Laser at 1.9 mu m Using Photonic Crystal Fiber," Scientific Reports, vol. 5, Oct 12 2015.

[94]       A. Lokman, H. Arof, and S. W. Harun, "Tapered fiber coated with hydroxyethyl cellulose/polyvinylidene fluoride composite for relative humidity sensor," Sensors and Actuators a-Physical, vol. 225, pp. 128-132, Apr 15 2015.

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