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Hussin, Hayatun Najihah and Talik, Noor Azrina and Abd Rahman, Mohd Nazri and Mahat, Mohd Raqif and Poopalan, Prabakaran and Shuhaimi, Ahmad and Abd Majid, Wan Haliza (2021) The effect of Multi Quantum Well growth regime transition on MQW/p-GaN structure and light emitting diode (LED) performance. Materials Science in Semiconductor Processing, 121. ISSN 1369-8001, DOI https://doi.org/10.1016/j.mssp.2020.105431.
Ahmad, Harith and Chong, Wu Yi and Thambiratnam, Kavintheran and Zulklifi, Mohd Zamani and Poopalan, Prabakaran and Thant, Muang Muang Myo and Harun, Sulaiman Wadi (2009) High Sensitivity Fiber Bragg Grating Pressure Sensor Using Thin Metal Diaphragm. IEEE Sensors Journal, 9 (12). pp. 1654-1659. ISSN 1530-437X, DOI https://doi.org/10.1109/JSEN.2009.2030388.
Haoken, Huoermaiti and Harun, Sulaiman Wadi and Poopalan, Prabakaran and Ahmad, Harith (2008) All-optical Gain-clamped Erbium-doped Fiber Amplifier with Narrowband Amplified Spontaneous Emission Feedback Technique. Journal of Optical Communications, 29 (1). pp. 2-4. ISSN 0173-4911, DOI https://doi.org/10.1515/JOC.2008.29.1.2.
Ahmad, Harith and Harun, Sulaiman Wadi and Chong, Wu Yi and Zulkifli, Mohd Zamani and Thant, Muang Muang Myo and Yusof, Zainun and Poopalan, Prabakaran (2007) High-sensitivity pressure sensor using a polymer-embedded FBG. Microwave and Optical Technology Letters, 50 (1). pp. 60-61. ISSN 0895-2477, DOI https://doi.org/10.1002/mop.23021.
Harun, Sulaiman Wadi and Cheng, Xiau San and Poopalan, Prabakaran and Ahmad, Harith (2007) Self-excited brillouin-erbium fiber laser for DWDM applications. Optics & Laser Technology, 39 (1). pp. 94-97. ISSN 0030-3992, DOI https://doi.org/10.1016/j.optlastec.2005.05.008.
Poopalan, Prabakaran and Haoken, Huoermaiti and Tamchek, Nizam and Harun, Sulaiman Wadi and Subramaniam, T. and Ahmad, Harith (2004) ASE Spectral Slice Gain-Clamping of EDFA. IEEE Photonics Technology Letters, 16 (12). pp. 2604-2606. ISSN 1041-1135, DOI https://doi.org/10.1109/LPT.2004.836756.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2004) Gain Clamping in Two-Stage L-Band EDFA Using a Broadband FBG. IEEE Photonics Technology Letters, 16 (2). pp. 422-424. ISSN 1041-1135, DOI https://doi.org/10.1109/LPT.2003.822230.
Harun, Sulaiman Wadi and Md Samsuri, N. and Poopalan, Prabakaran and Ahmad, Harith (2004) Gain control in double-pass L-band EDFA using a ring resonator and two-stage configuration. Optik, 115 (11-12). pp. 525-527. ISSN 0030-4026, DOI https://doi.org/10.1078/0030-4026-00403.
Harun, Sulaiman Wadi and Tamchek, Nizam and Abd-Rahman, Mohd Kamil and Poopalan, Prabakaran and Ahmad, Harith (2003) 10-GHz Optical Comb in L-Band Region With Brillouin/Erbium-Doped Fibre Laser. Optical Review, 10 (3). pp. 133-135. ISSN 1340-6000, DOI https://doi.org/10.1007/s10043-003-0133-5.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2003) Double-pass L-band EDFA with enhanced noise figure characteristics. IEEE Photonics Technology Letters, 15 (8). pp. 1055-1057. ISSN 1041-1135, DOI https://doi.org/10.1109/LPT.2003.815342.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2003) Effect of injection of C-band ASE on L-band erbium-doped fiber amplifier. Journal of Experimental and Theoretical Physics Letters, 77 (9). pp. 461-463. ISSN 0021-3640, DOI https://doi.org/10.1134/1.1591969.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2003) Gain improvement in L-band EDFA using unpumped EDF in a double pass system. Microwave and Optical Technology Letters, 36 (3). pp. 154-156. ISSN 0895-2477, DOI https://doi.org/10.1002/mop.10706.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2003) Gain-Clamped L-Band Erbium-Doped Fiber Amplifier with Co- and Counter-Propagating Lasers. Japanese Journal of Applied Physics, 42 (Part 2). L1262-L1264. ISSN 0021-4922, DOI https://doi.org/10.1143/JJAP.42.L1262.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2003) High gain L-band erbium-doped fiber amplifier with two-stage double-pass configuration. Pramana, 61 (1). pp. 93-97. ISSN 0304-4289, DOI https://doi.org/10.1007/BF02704513.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2003) L-Band Brillouin-Erbium Fiber Laser. Laser Physics, 13 (9). pp. 1161-1165. ISSN 1054-660X,
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2002) Efficient multiwavelength generation of Brillouin/erbium fiber laser at 1600-nm region. Microwave and Optical Technology Letters, 35 (6). pp. 506-508. ISSN 0895-2477, DOI https://doi.org/10.1002/mop.10650.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2002) Gain Control in L-Band Erbium-Doped Fiber Amplifier Incorporating Broadband Fiber Bragg Grating. Japanese Journal of Applied Physics, 41 (Part 2). L1459-L1460. ISSN 0021-4922, DOI https://doi.org/10.1143/JJAP.41.L1459.
Harun, Sulaiman Wadi and Poopalan, Prabakaran and Ahmad, Harith (2002) Gain and Noise Figure Improvements in Double Pass L-band EDFA using a Band-pass Filter. Journal of Optical Communications, 23 (6). pp. 223-225. ISSN 0173-4911, DOI https://doi.org/10.1515/JOC.2002.23.6.223.
Harun, Sulaiman Wadi and Low, S.K. and Poopalan, Prabakaran and Ahmad, Harith (2002) Gain clamping in L-band erbium-doped fiber amplifier using a fiber Bragg grating. IEEE Photonics Technology Letters, 14 (3). pp. 293-295. ISSN 1041-1135, DOI https://doi.org/10.1109/68.986790.
Harun, Sulaiman Wadi and Tamchek, Nizam and Poopalan, Prabakaran and Ahmad, Harith (2002) Gain control in L-band erbium-doped fiber amplifier using a ring resonator. Japanese Journal of Applied Physics, 41 (3). L332-L333. ISSN 0021-4922, DOI https://doi.org/10.1143/JJAP.41.L332.
Harun, Sulaiman Wadi and Poopalan, Prabakaran and Ahmad, Harith (2002) Gain enhancement in L-band EDFA through a double-pass technique. IEEE Photonics Technology Letters, 14 (3). pp. 296-297. ISSN 1041-1135, DOI https://doi.org/10.1109/68.986791.
Subramaniam, T. and Mahdi, Mohd Adzir and Poopalan, Prabakaran and Harun, Sulaiman Wadi and Ahmad, Harith (2001) All-optical gain-clamped erbium-doped fiber-ring lasing amplifier with laser filtering technique. IEEE Photonics Technology Letters, 13 (8). pp. 785-787. ISSN 1041-1135, DOI https://doi.org/10.1109/68.935803.
Subramaniam, T. and Mahdi, Mohd Adzir and Poopalan, Prabakaran and Harun, Sulaiman Wadi and Ahmad, Harith (2001) Gain-clamped erbium-doped fiber amplifier using a single fiber Bragg grating. Microwave and Optical Technology Letters, 29 (5). pp. 290-293. ISSN 0895-2477, DOI https://doi.org/10.1002/mop.1158.
Adikan, Faisal Rafiq Mahamd and Mahdi, M.A. and Thirumeni, S. and Poopalan, Prabakaran and Dimyati, Kaharudin and Ahmad, Harith (2001) Novel, gain-flattened L-band EDFA with ASE utilization with > 40 nm 3 dB bandwidth. Microwave and Optical Technology Letters, 28 (6). pp. 399-402. ISSN 0895-2477,
Selvakennedy, Selvadurai and Mahdi, Mohd Adzir and Abdullah, M.K. and Poopalan, Prabakaran and Ahmad, Harith (2000) Behavioral Investigations of an Erbium-Doped Fiber Ring Laser through Numerical Simulations. Optical Fiber Technology, 6 (2). pp. 155-163. ISSN 1068-5200, DOI https://doi.org/10.1006/ofte.1999.0321.
Selvakennedy, Selvadurai and Mahdi, Mohd Adzir and Abdullah, M.K. and Poopalan, Prabakaran and Ahmad, Harith (2000) Erbium-doped fiber ring laser cavity in transient and steady states studied by a numerical approach. Journal of the Optical Society of America B, 17 (6). pp. 914-918. ISSN 0740-3224, DOI https://doi.org/10.1364/JOSAB.17.000914.
Selvakennedy, Selvadurai and Poopalan, Prabakaran and Mahdi, Mohd Adzir and Ahmad, Harith (2000) Gain-clamped erbium-doped fibre amplifier for wavelength division multiplexed systems. Journal of Modern Optics, 47 (9). pp. 1599-1605. ISSN 0950-0340, DOI https://doi.org/10.1080/09500340008235126.
Adikan, Faisal Rafiq Mahamd and Mahdi, M.A. and Poopalan, Prabakaran and Dimyati, Kaharudin and Ahmad, Harith (2000) Gain-flattened fiber amplifier from 1560 to 1580 nm wavelengths using an erbium-doped fiber amplifier. Microwave and Optical Technology Letters, 26 (4). pp. 221-223. ISSN 0895-2477, DOI https://doi.org/10.1002/1098-2760(20000820)26:4<221::AID-MOP5>3.0.CO;2-K.
Selvakennedy, Selvadurai and Poopalan, Prabakaran and Mahdi, Mohd Adzir and Ahmad, Harith (2000) A Novel Gain-Clamped Erbium Doped Fiber Amplifier for Wavelength Division Multiplexed Systems. Optical Review, 7 (4). pp. 294-296. ISSN 1340-6000, DOI https://doi.org/10.1007/s10043-000-0294-4.
Teyo, Tuan Chin and Mahdi, Mohd Adzir and Poopalan, Prabakaran and Ahmad, Harith (2000) Properties of laser and amplified signal in a gain-clamped Er3+-doped fiber amplifier system. Microwave and Optical Technology Letters, 24 (6). pp. 418-420. ISSN 0895-2477, DOI https://doi.org/10.1002/(SICI)1098-2760(20000320)24:6<418::AID-MOP17>3.0.CO;2-F.
Selvakennedy, Selvadurai and Mahdi, Mohd Adzir and Abdullah, M.K. and Poopalan, Prabakaran and Ahmad, Harith (2000) Study of mode selection in erbium-doped fiber ring laser cavity through a numerical approach. Microwave and Optical Technology Letters, 25 (3). pp. 187-191. ISSN 0895-2477, DOI https://doi.org/10.1002/(SICI)1098-2760(20000505)25:3<187::AID-MOP9>3.0.CO;2-Y.
