Items where Author is "Mahdiraji, Ghafour Amouzad"

Bradley, David A. and Ahmad Shaharuddin, Siti Shafiqah and Z., Siti Rozaila and Sabtu, Siti Norbaini and Abdul Sani, Siti Fairus and Alanazi, Abdulaziz Hussain and Jafari, Shakardokht and Mahdiraji, Ghafour Amouzad and Mahamd Adikan, Faisal Rafiq and Maah, Mohd Jamil and Nisbet, Andrew and Tamchek, Nizam and Abdul Rashid, Hairul Azhar and Alkhorayef, Mohammed and Alzimami, K. (2017) Developments in production of silica-based thermoluminescence dosimeters. Radiation Physics and Chemistry, 137. 37 - 44. ISSN 0969-806X; ESSN: 1879-0895

Mohd Noor, Noramaliza and Ahmad Fadzil, Muhammad Safwan and Ung, Ngie Min and Maah, Mohd Jamil and Mahdiraji, Ghafour Amouzad and Abdul Rashid, Hairul Azhar and Bradley, David A. (2016) Radiotherapy dosimetry and the thermoluminescence characteristics of Ge-doped fibres of differing germanium dopant concentration and outer diameter. Radiation Physics and Chemistry, 126. pp. 56-61. ISSN 0969-806X; ESSN: 1879-0895

Khosravi, Faranak and Mahdiraji, Ghafour Amouzad and Mokhtar, Makhfudzah and Mahdi, Mohd Adzir and Malekmohammadi, Amin (2016) Improvement of three-level code division multiplexing via dispersion mapping. Telecommunication Systems, 61 (4). pp. 887-895. ISSN 1018-4864; ESSN: 1572-9451

Ramli, N. N. H. and Salleh, Husaini and Mahdiraji, Ghafour Amouzad and Zulkifli, M. I. and Hashim, Suhairul and Bradley, D. A. and M. Noor, Noramaliza (2015) Characterization of amorphous thermoluminescence dosimeters for patient dose measurement in X-ray diagnostic procedures. Radiation Physics and Chemistry, 116. pp. 130-134. ISSN 0969-806X; ESSN: 1879-0895

Ariffin, Alawiah and M. S., Alina and Bauk, Sabar and Abdul Rashid, Hairul Azhar and Gieszczyk, Wojciech and Mohd Noor, Noramaliza and Mahdiraji, Ghafour Amouzad and Tamchek, Nizam and Zulkifli, M. I. and Bradley, David Andrew and Marashdeh, Mohammad Wasef Mohammad (2015) The thermoluminescence characteristics and the glow curves of thulium doped silica fiber exposed to 10 MV photon and 21 MeV electron radiation. Applied Radiation and Isotopes, 98. pp. 80-86. ISSN 0969-8043; ESSN: 1872-9800

Bradley, David Andrew and Abdul Sani, Siti Fairus and Alalawi, Amani I. and Jafari, Shakardokht M. and Mohd Noor, Noramaliza and Abdul Rashid, Hairul Azhar and Mahdiraji, Ghafour Amouzad and Tamchek, Nizam and Ghosh, Sudipta Kumar and Paul, Mukul Chandra and Alzimami, Khalid S. and Nisbet, Andrew and Maah, Mohd Jamil (2014) Development of tailor-made silica fibres for TL dosimetry. Radiation Physics and Chemistry, 104. pp. 3-9. ISSN 0969-806X; ESSN: 1879-0895

Abdul Sani, Siti Fairus and Alalawi, Amani I. and Abdul Rashid, Hairul Azhar and Mahdiraji, Ghafour Amouzad and Tamchek, Nizam and Nisbet, Andrew and Maah, Mohd Jamil and Bradley, David Andrew (2014) High sensitivity flat SiO2 fibres for medical dosimetry. Radiation Physics and Chemistry, 104. pp. 134-138. ISSN 0969-806X; ESSN: 1879-0895

Seyedzadeh, Saleh and Mahdiraji, Ghafour Amouzad and Sahbudin, Ratna Kalos Zakiah and Abas, Ahmad Fauzi and Ahmad Anas, Siti Barirah (2014) Experimental demonstration of variable weight SAC-OCDMA system for QoS differentiation. Optical Fiber Technology, 20 (5). pp. 495-500. ISSN 1068-5200; ESSN: 1095-9912

Khosravi, Faranak and Mahdiraji, Ghafour Amouzad and Mokhtar, Makhfudzah and Abas, Ahmad Fauzi and Mahdi, Mohd Adzir (2014) Improving the performance of three level code division multiplexing using the optimization of signal level spacing. Optik, 125 (18). pp. 5037-5040. ISSN 0030-4026; ESSN: 1618-1336

Hashim, Suhairul and Ibrahim, Siti Aishah and Che Omar, Siti Shuwaibah and Alajerami, Yasser Saleh Mustafa and Saripan, M. Iqbal and Mohd Noor, Noramaliza and Ung, Ngie Min and Mahdiraji, Ghafour Amouzad and Bradley, David Andrew and Alzimami , Khalid Sauliman (2014) Photon irradiation response of photonic crystal fibres and flat fibres at radiation therapy doses. Applied Radiation and Isotopes, 90. pp. 258-260. ISSN 0969-8043; ESSN: 1872-9800

Hisham, Hisham Kadhum and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Mahdi, Mohd Adzir and Mahamd Adikan, Faisal Rafiq (2014) Linewidth optimization in fiber grating Fabry-Perot laser. Optical Engineering , 53 (2). art. no. 026107. pp. 1-8. ISSN 0091-3286; ESSN:1560-2303

Hisham, Hisham Kadhum and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Mahdi, Mohd Adzir and Adikan, Faisal Rafiq Mahamd (2014) Frequency modulation response due to the intensity modulation of fiber-grating Fabry–Perot lasers. Journal of Modern Optics, 61 (13). pp. 1081-1091. ISSN 0950-0340; ESSN: 1362-3044

Ghiyamat, Azadeh and Mohd Shafri, Helmi Zulhaidi and Mahdiraji, Ghafour Amouzad and Ashurov, Ravshan and Mohamed Shariff, Abdul Rashid and Mansor, Shattri (2014) Impact of discrete wavelet transform on discriminating airborne hyperspectral tropical rainforest tree species. Journal of Applied Remote Sensing, 8 (1). art. no. 083556. pp. 1-24. ISSN 1931-3195

Khosravi, Faranak and Mokhtar, Makhfudzah and Abas, Ahmad Fauzi and Mahdi, Mohd Adzir and Mahdiraji, Ghafour Amouzad (2013) Investigation of three level code division multiplexing performance over high speed optical fiber communication system. In: 4th International Conference on Photonics (ICP2013), 28-30 Oct. 2013, Equatorial Hotel Melaka, Malaysia. (pp. 132-134).

Abas, Ahmad Fauzi and Muhammad Noor, Ahmad Shukri and Mahdi, Mohd Adzir and Hisham, Hisham Kadhum and Mahdiraji, Ghafour Amouzad (2012) Characterization of Small-Signal Intensity Modulation of Single-Mode Fiber grating Fabry¿Perot Laser Source. Optical Review, 19 (2). pp. 64-70. ISSN 1340-6000

Abas, Ahmad Fauzi and Muhammad Noor, Ahmad Shukri and Mahdi, Mohd Adzir and Hisham, Hisham Kadhum and Mahdiraji, Ghafour Amouzad (2012) Characterization of phase noise in a single-mode fiber grating Fabry-Perot laser. Journal of Modern Optics, 59 (4). pp. 393-401. ISSN 0950-0340

Hisham, Hisham Kadhum and Abas, Ahmad Fauzi and Mahdiraji, Ghafour Amouzad and Mahdi, Mohd Adzir and Mahamd Adikan, Faisal Rafiq (2012) Effect of temperature and external optical feedback on intensity and phase noise characteristics in single-mode fiber grating Fabry-Perot laser. In: 3rd International Conference on Photonics (ICP), 1-3 Oct. 2012, Penang, Malaysia. (pp. 370-376).

Dambul, Katrina D. and Mahdiraji, Ghafour Amouzad and Amirkhan, Fatemeh and Chow, Desmond M. and Gan, Gabriel K. W. and Wong, Wei Ru and Abu Hassan, Muhammad Rosdi and Ismail, Sarahah and Ibrahim @ Ghazali, Siti Azlida and Tamchek, Nizam and Mahamd Adikan, Faisal Rafiq (2012) Fabrication and development of flat fibers. In: 2012 Photonics Global Conference (PGC), 13-16 Dec. 2012, Singapore. .

Abas, Ahmad Fauzi and Muhammad Noor, Ahmad Shukri and Mahdi, Mohd Adzir and Hisham, Hisham Kadhum and Mahdiraji, Ghafour Amouzad (2012) Relative Intensity Noise Reduction by Optimizing Fiber Grating Fabry-Perot Laser Parameters. IEEE Journal of Quantum Electronics, 48 (3). pp. 375-383. ISSN 0018-9197

Ahmad Fauzi Abas @ Ismail (2011) A duty cycle division multiplexing with amplitude distribution controller transmitter. PI2011000019.

Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi (2011) Effect of optical filtering on the performance of 40 Gbps DCDM systems. In: 2011 IEEE 2nd International Conference on Photonics, 17-19 Oct. 2011, Le Meridien Hotel, Kota Kinabalu, Sabah. .

Kharazi, Seyed Mohammad Saleh Seyedzadeh and Mahdiraji, Ghafour Amouzad and Sahbudin, Ratna Kalos Zakiah and Mokhtar, Makhfudzah and Abas, Ahmad Fauzi and Ahmad Anas, Siti Barirah (2011) Performance analysis of a variable-weight OCDMA system under the impact of fiber impairments. In: 2011 IEEE 2nd International Conference on Photonics, 17-19 Oct. 2011, Le Meridien Hotel, Kota Kinabalu, Sabah. .

Malekmohammadi, Amin and Al-Mansoori, Mohammed Hayder and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani (2010) Performance enhancement of Absolute Polar Duty Cycle Division Multiplexing with Dual-Drive Mach–Zehnder-Modulator in 40 Gbit/s optical fiber communication systems. Optics Communications, 283 (16). pp. 3145-3148. ISSN 0030-4018

Mahdiraji, Ghafour Amouzad and Abdullah, Mohamad Khazani and Mokhtar, Makhfudzah and Mohammadi, Amin Malek and Abas, Ahmad Fauzi and Mohd Basir, Safuraa and Raja Abdullah, Raja Syamsul Azmir (2010) 70-Gb/s amplitude-shift-keyed system with 10-GHz clock recovery circuit using duty cycle division multiplexing. Photonic Network Communications, 19 (3). pp. 233-239. ISSN 1387-974X; ESSN: 1572-8188

Mahdiraji, Ghafour Amouzad and Abdullah, Mohamad Khazani and Malekmohammadi, Amin and Abas, Ahmad Fauzi and Mokhtar, Makhfudzah and Zahedi, Edmond (2010) Duty-cycle division multiplexing (DCDM). Optics & Laser Technology, 42 (2). pp. 289-295. ISSN 0030-3992; ESSN: 1879-2545

Malekmohammadi, Amin and Abdullah, Mohamad Khazani and Abas, Ahmad Fauzi and Mahdiraji, Ghafour Amouzad (2010) Effect of guard band on the performance of AP-DCDM technique in 40 Gb/s optical fiber communication system. In: 1st International Conference on Photonics 2010 (ICP 2010), 5-7 July 2010, Langkawi, Kedah. .

Malekmohammadi, Amin and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani and Mahdiraji, Ghafour Amouzad and Mokhtar, Makhfudzah and A. Rasid, Mohd Fadlee (2009) Absolute polar duty cycle division multiplexing over wavelength division multiplexing system. Optics Communications, 282 (21). pp. 4233-4241. ISSN 0030-4018; ESSN: 1873-0310

Mahdiraji, Ghafour Amouzad (2009) Performance Analysis of Duty-Cycle Division Multiplexing for Optical Fiber Communication Systems. PhD thesis, Universiti Putra Malaysia.

Malekmohammadi, Amin and Abdullah, Mohamad Khazani and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Mokhtar, Makhfudzah and A. Rasid, Mohd Fadlee and Mohd Basir, Safuraa (2009) Analysis of return-to-zero-on-off-keying over absolute polar duty cycle division multiplexing in dispersive transmission medium. IET Optoelectronics, 3 (4). pp. 197-206. ISSN 1751-8768; ESSN: 1751-8776

Mohd Basir, Safuraa and Mahdiraji, Ghafour Amouzad and Malekmohammadi, Amin and Ibrahim, Noor Hisham and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani (2009) Demonstration of duty cycle division multiplexing with bit error rate estimation. In: 2009 IEEE 9th Malaysia International Conference on Communications (MICC 2009), 15-17 Dec. 2009, Seri Pacific Hotel, Kuala Lumpur. (pp. 769-773).

Mahdiraji, Ghafour Amouzad and Abdullah, Mohamad Khazani and Mokhtar, Makhfudzah and Malekmohammadi, Amin and Abas, Ahmad Fauzi (2009) Duty-cycle-division-multiplexing: bit error rate estimation and performance evaluation. Optical Review, 16 (4). pp. 422-425. ISSN 1340-6000; ESSN: 1349-9432

Malekmohammadi, Amin and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani and Mokhtar, Makhfudzah and A. Rasid, Mohd Fadlee (2009) Effect of self-phase-modulation on dispersion compensated absolute polar duty cycle division multiplexing transmission. IET Optoelectronics, 3 (5). pp. 207-214. ISSN 1751-8768; ESSN: 1751-8776

Malekmohammadi, Amin and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani and Mokhtar, Makhfudzah and A. Rasid, Mohd Fadlee (2009) Realization of high capacity transmission in fiber optic communication systems using Absolute Polar Duty Cycle Division Multiplexing (AP-DCDM) technique. Optical Fiber Technology, 15 (4). pp. 337-343. ISSN 1068-5200; ESSN: 1095-9912

Mahdiraji, Ghafour Amouzad and Malekmohammadi, Amin and Abas, Ahmad Fauzi and Mokhtar, Makhfudzah and Abdullah, Mohamad Khazani (2009) A novel economical duty cycle division multiplexing with electrical multiplexer and demultiplexer for optical communication systems. International Journal of Information and Communication Technology, 2 (1/2). pp. 31-40. ISSN 1466-6642; ESSN: 1741-8070

Malekmohammadi, Amin and Abdullah, Mohamad Khazani and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Mokhtar, Makhfudzah (2008) 30Gb/s absolute polar duty cycle division multiplexing in dispersion uncompensated optical systems. In: IEEE 2008 6th National Conference on Telecommunication Technologies and IEEE 2008 2nd Malaysia Conference on Photonics (NCTT-MCP 2008), 26-28 Aug. 2008, Putrajaya, Malaysia. (pp. 60-63).

Abdullah, Mohamad Khazani and Malekmohammadi, Amin and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Mokhtar, Makhfudzah (2008) 3×2.5Gb/s optical absolute polar duty cycle division multiplexing transmission systems. In: IEEE 2008 6th National Conference on Telecommunication Technologies and IEEE 2008 2nd Malaysia Conference on Photonics (NCTT-MCP 2008), 26-28 Aug. 2008, Putrajaya, Malaysia. (pp. 56-59).

Malekmohammadi, Amin and Abdullah, Mohamad Khazani and Abas, Ahmad Fauzi and Mahdiraji, Ghafour Amouzad and Mokhtar, Makhfudzah (2008) Absolute polar duty cycle division multiplexing (APDCDM); technique for wireless communications. In: International Conference on Computer and Communication Engineering 2008 (ICCCE08), 13-15 May 2008, Kuala Lumpur, Malaysia. (pp. 617-620).

Abdullah, Mohamad Khazani and Mohammadi, Amin Malek and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Mokhtar, Makhfudzah (2008) Absolute polar duty cycle division multiplexing: an economical and spectral efficient multiplexing technique. In: 5th IEEE and IFIP International Conference on Wireless and Optical Communications Networks (WOCN 2008), 5-7 May 2008, Surabaya, Indonesia. .

Mahdiraji, Ghafour Amouzad and Abdullah, Mohamad Khazani and Abas, Ahmad Fauzi and Mokhtar, Makhfudzah and Malekmohammadi, Amin (2008) Analysis of the transmission performance of optical signals based on duty cycle division multiplexing (DCDM). In: IEEE 2008 6th National Conference on Telecommunication Technologies and IEEE 2008 2nd Malaysia Conference on Photonics (NCTT-MCP 2008), 26-28 Aug. 2008, Putrajaya, Malaysia. (pp. 75-78).

Abdullah, Mohamad Khazani and Mahdiraji, Ghafour Amouzad and Malekmohammadi, Amin and Mokhtar, Makhfudzah and Abas, Ahmad Fauzi (2008) Duty Cycle Division Multiplexing (DCDM): a new electrical multiplexing technique for high speed optical communication systems. In: IEEE 2008 6th National Conference on Telecommunication Technologies and IEEE 2008 2nd Malaysia Conference on Photonics (NCTT-MCP 2008), 26-28 Aug. 2008, Putrajaya, Malaysia. (pp. 71-74).

Mahdiraji, Ghafour Amouzad and Mohammadi, Amin Malek and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani and Mokhtar, Makhfudzah and Mohd Basir, Safuraa and A. Rasid, Mohd Fadlee and Raja Abdullah, Raja Syamsul Azmir and Zahedi, Edmond (2008) Duty-Cycle Division Multiplexing (DCDM): towards the largest optical networks capacity. International Review on Modelling and Simulations, 1 (1). pp. 182-186. ISSN 1974-9821; ESSN: 1974-983X

Malekmohammadi, Amin and Mahdiraji, Ghafour Amouzad and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani and Mokhtar, Makhfudzah and A. Rasid, Mohd Fadlee (2008) Performance analysis on transmission of multilevel optical pulses using absolute polar duty cycle division multiplexing. In: International Conference on Electronic Design (ICED 2008), 1-3 Dec. 2008, Park Royal Hotel, Penang, Malaysia. .

Mahdiraji, Ghafour Amouzad and Malekmohammadi, Amin and Abas, Ahmad Fauzi and Abdullah, Mohamad Khazani and Mokhtar, Makhfudzah (2008) A novel economical duty cycle division multiplexing with electrical multiplexer and demultiplexer for optical communication systems. In: International Conference on Electronic Design (ICED 2008), 1-3 Dec. 2008, Park Royal Hotel, Penang, Malaysia. .

Mohammad Khazani Abdullah (2007) RZ duty cycle multiplexing. UNSPECIFIED.

Mahdiraji, Ghafour Amouzad and Abdullah, Mohamad Khazani and Elhag, Mohamed Faisal Abdalla and Abas, Ahmad Fauzi and Zahedi, Edmond and Mokhtar, Makhfudzah (2007) Duty cycle division multiplexing technique for wireless communications. In: 2007 IFIP International Conference on Wireless and Optical Communications Networks, 2-4 July 2007, Grand Hyatt Singapore, Singapore. .

Abdullah, Mohamad Khazani and Abdalla, M. F. and Abas, Ahmad Fauzi and Mahdiraji, Ghafour Amouzad (2007) Duty-cycle division multiplexing (DCDM): a novel and economical optical multiplexing and electrical demultiplexing technique for high speed fiber optics networks. In: 2007 IFIP International Conference on Wireless and Optical Communications Networks, 2-4 July 2007, Grand Hyatt Singapore, Singapore. .