Titanium dioxide-based Q-switched dual wavelength in the 1 micron region by Ahmad, Harith, Salim, M.A.M., Ali, Z.A., Ismail, Mohammad Faizal, Thambiratnam, K., Latiff, A.A., Nayan, N., Harun, Sulaiman Wadi

Holmium based nanoseconds pulsed fibre laser generation in the 2-micron region by Rahman, Mohd Fauzi Ab, Mahyuddin, Mohamad Badrol Hisyam, Latiff, Anas Abdul, Paul, Mukul Chandra, Dhar, Anirban, Das, Shyamal, Yupapin, Preecha Promphan, Yasin, Moh, Harun, Sulaiman Wadi

Nickel oxide film saturable absorber for mode-locking operation at 1.55-micron region by Harun, Sulaiman Wadi, Nawi, B.M., Latiff, Anas Abdul

Nickel oxide nanoparticles thin film saturable absorber for 1-micron pulsed all-fibre lasers operation by Al-Masoodi, Ahmed Hasan Hamood, Ahmed, Mahmoud Hazzaa M., Latiff, Anas Abdul, Arof, Hamzah, Harun, Sulaiman Wadi

Fiber laser at 2 micron region using double-clad thulium/ytterbium co-doped yttria-alumino-silicate fiber by Harun, Sulaiman Wadi, Saidin, Norazlina, Damanhuri, Siti Sarah Ahmad, Ahmad, Harith, Halder, Arindam, Paul, Mukul Chandra, Das, S., Pal, Mrinmay, Bhadra, Shyamal Kumar

Multi-wavelength 2-micron cladding pumped thulium - Ytterbium co-doped fiber laser using broad band fiber reflector by Babar, Ibrahim M., Yasin, Moh, Harun, Sulaiman Wadi, Jusoh, Zulzilawati, Das, Shyamal, Paul, Mukul Chandra

Fiber optic displacement sensor based on micro-thickness measurement using bundled fiber and concave mirror by Yasin, Moh, Harun, Sulaiman Wadi, Ahmad, Harith

“…In this paper, we propose and demonstrate a simple yet accurate optical fiber based sensor capable of performing micron and sub-micron thickness measurement. The proposed sensor is based on reflective displacement sensor, which consists of a 785 nm light source, multimode plastic bundle fiber probe, a concave mirror target and a silicon detector. …”

Fiber optic displacement sensor for micro‐thickness measurement by Ahmad, Harith, Yasin, Moh, Thambiratnam, Kavintheran, Harun, Sulaiman Wadi

“…Purpose-The purpose of this paper is to propose and demonstrate a simple yet accurate optical fibre based sensor capable of performing micron and sub-micron thickness measurement. Design/methodology/approach-The proposed sensor consists of a multimode plastic probe, three He-Ne lasers and translation stages along with a silicon photodiode and a lock-in amplifier to measure the output voltage as the displacement of the sensor is increased. …”

Q-switched ytterbium-doped fiber laser with zinc oxide based saturable absorber by Ahmad, Harith, Salim, M.A.M., Ismail, Mohammad Faizal, Harun, Sulaiman Wadi

“…This is the first time, to the authors' knowledge, that a ZnO based SA has been used to generate pulses in the 1 micron region with a YDFL.…”

Q-switched ytterbium-doped fiber laser using V2O5 polymer film as saturable absorber by Jannifar, A., Baharom, Mohd Faizal, Jufriadi, -, Harun, Sulaiman Wadi

“…This is the first time, to the authors’ knowledge, that a V2O5 based SA has been used to generate pulses in the 1 micron region with a YDFL.…”

Fiber optic displacement sensor for imaging of tooth surface roughness by Rahman, H.A., Rahim, H.R.A., Ahmad, Harith, Yasin, M., Apsari, R., Harun, Sulaiman Wadi

“…The experimental results indicated the capability of implementation of the displacement sensor for the imaging of the tooth surface profile as well as a micron-size roughness estimator with a measurement error of less than 2.35%.…”

Multi-wavelength thulium-doped fiber laser operating at slope efficiency of 16.57% in linear cavity configuration by Shamsudin, H., Latiff, A.A., Razak, N.N., Ahmad, Harith, Harun, Sulaiman Wadi

“…The proposed multi-wavelength TDFL is suitable for a multitude of real-world applications such as range-finding, medicine and spectroscopy due to its ability to operate in the eye-safe region of 2 micron.…”

Q-switched ytterbium-doped fiber laser with nickel oxide nanoparticles saturable absorber by Jannifar, A., Baharom, Mohd Faizal, Zulkipli, N.F., Jufriadi, -, Harun, Sulaiman Wadi

“…The results indicate NiO nanoparticles can work as a Q-switcher for operation at 1 micron region.…”

1941 nm Q-switched thulium-doped fiber laser with a multi-layer black phosphorus saturable absorber by Latiff, A.A., Rusdi, M.F.M., Jusoh, Z., Yasin, M., Ahmad, Harith, Harun, Sulaiman Wadi

“…Our results show that multi-layer BP is a promising SA for Q-switching laser operation in 2-micron region.…”

Ultrashort Pulse Soliton Fiber Laser Generation With Integration of Antimony Film Saturable Absorber by Rahman, Mohd Fauzi Ab, Latiff, Anas Abdul, Rosol, Ahmad Haziq Aiman, Dimyati, Kaharudin, Wang, Peng Fei, Harun, Sulaiman Wadi

“…Our experimental results manifest that the pure Sb thin film-based SA is able to generate mode-locked pulsed laser at the 1.55-micron laser regime.…”

All-fibre Q-switching YDFL operation with bismuth-doped fibre as saturable absorber by Muhammad, Ahmad Razif, Haris, Hazlihan, Arof, Hamzah, Tan, Sin Jin, Ahmad, Mushtaq T., Harun, Sulaiman Wadi

“…The finding suggests that BDF could be used as a potential SA for the development of robust, compact, efficient and low cost Q-switched fibre lasers operating at 1 micron region.…”

Generation of Microsecond Ytterbium-Doped Fiber Laser Pulses using Bismuth Telluride Thin Film as Saturable Absorber by Salim, Muhammad Aizi Mat, Razak, Mohd Zulhakimi Ab, Azzuhri, Saaidal Razalli, Ismail, Mohd Afiq, Ahmad, Fauzan, Harun, Sulaiman Wadi

“…Hence, this work demonstrated that Bi2Te3 thin-film can be used to successfully generate Q-switching pulses at 1-micron region and is well suited for many photonic applications operated at this wavelength region. © 2019 Penerbit Universiti Kebangsaan Malaysia. …”

Passively Q-switched fiber laser utilizing new hafnium–bismuth–erbium co-doped fiber as saturable absorber by Rahman, Mohd Fauzi Ab, Latiff, Anas Abdul, Reddy, Pinninty Harshavardhan, Das, Shyamal, Dhar, Anirban, Paul, Mukul Chandra, Harun, Sulaiman Wadi

“…To the best of our knowledge, this is the first demonstration of the deployment of HBEDF SA in generating a robust and steady pulsed laser in 1.5-micron region. © 2019, Indian Association for the Cultivation of Science.…”

Pure antimony film as saturable absorber for Q-switched erbium-doped fiber laser by Rahman, M.F.A., Zhalilah, M.Z., Latiff, A.A., Rosol, A.H.A., Lokman, M.Q., Bushroa, Abdul Razak, Dimyati, Kaharudin, Harun, Sulaiman Wadi

“…Our demonstration shows that Sb film SA capable of generating stable pulses train operating at 1.55-micron region.…”

Q-switched and mode-locked thulium-doped fiber laser with pure Antimony film Saturable absorber by Rahman, Mohd Fauzi Ab, Latiff, Anas Abdul, Zaidi, Umi Zhalilah Mohd, Rusdi, Muhammad Farid Mohd, Rosol, Ahmad Haziq Aiman, Bushroa, Abdul Razak, Dimyati, Kaharudin, Harun, Sulaiman Wadi

“…The results verify that the pure Sb PVA film SA is viable to construct stable and reliable short pulse laser in the 2-micron regime.…”