Search Results - "Abdul Rashid, H.A."

Radioluminescence of Ge-doped silica optical fibre and Al2O3:C dosimeters by Rahman, A.K.M. Mizanur, Begum, Mahfuza, Begum, Mahbuba, Zubair, H.T., Abdul-Rashid, H.A., Yusoff, Z., Bradley, D.A.

“…•Consistent RL response of Ge-doped fiber over prolonged irradiation periods.•No plateau effect when compared against the performance of Al2O3:C.•Negligible…”
Get full text

Dosimetric characteristics of fabricated Ge-doped silica optical fibre for small-field dosimetry by Lam, S.E., Bradley, D.A., Mahmud, R., Pawanchek, M., Abdul Rashid, H.A., Mohd Noor, N.

“…We study 3 mm long germanium-doped (Ge-doped) silica fibres for small-field dosimetry, seeking to overcome spatial resolution and charged-particle…”
Get full text

The effect of different dopant concentration of tailor-made silica fibers in radiotherapy dosimetry by Begum, Mahfuza, Mizanur Rahman, A.K.M., Zubair, H.T., Abdul-Rashid, H.A., Yusoff, Z., Begum, Mahbuba, Alkhorayef, M., Alzimami, K., Bradley, D.A.

“…In thermoluminescence (TL) material dopant concentration has an important effect on their characteristics as a “radiation-sensor”. The study investigates…”
Get full text

Developments in production of silica-based thermoluminescence dosimeters by Bradley, D.A., Siti Shafiqah, A.S., Siti Rozaila, Z., Sabtu, Siti Norbaini, Abdul Sani, S.F., Alanazi, Abdulaziz H., Jafari, S.M., Amouzad Mahdiraji, G., Mahamd Adikan, F.R., Maah, M.J., Nisbet, A.N., Tamchek, N., Abdul Rashid, H.A., Alkhorayef, M., Alzimami, K.

“…This work addresses purpose-made thermoluminescence dosimeters (TLD) based on doped silica fibres and sol–gel nanoparticles, produced via Modified Chemical…”
Get full text

Germanium-doped optical fiber for real-time radiation dosimetry by Mizanur Rahman, A.K.M., Zubair, H.T., Begum, Mahfuza, Abdul-Rashid, H.A., Yusoff, Z., Ung, N.M., Mat-Sharif, K.A., Wan Abdullah, W.S., Amouzad Mahdiraji, Ghafour, Amin, Y.M., Maah, M.J., Bradley, D.A.

“…Over the past three decades growing demand for individualized in vivo dosimetry and subsequent dose verification has led to the pursuit of newer, novel and…”
Get full text

Real-time dosimetry in radiotherapy using tailored optical fibers by Rahman, A.K.M. Mizanur, Zubair, H.T., Begum, Mahfuza, Abdul-Rashid, H.A., Yusoff, Z., Omar, Nasr Y.M., Ung, N.M., Mat-Sharif, K.A., Bradley, D.A.

“…Real-time dosimetry plays an important role for accurate patient-dose measurement during radiotherapy. A tiny piece of laboratory fabricated Ge-doped optical…”
Get full text

860 femtoseconds mode-locked fiber laser by Gallium co-doped erbium fiber (Ga-EDF) by Zazali, N.A., Latif, A.A., Lau, K.Y., Mahdi, M.A., Muhammad, F.D., Yusoff, Z., Abdul-Rashid, H.A., Radzi, N.M., Tamchek, N., Abu Bakar, M.H.

“…•A new type of gain medium which is called as Erbium Gallium co-doped fiber (Ga-EDF).•Improving the gain per length of the commercial EDF.•Minimal length of…”
Get full text

Comparison of thermoluminescence response of different sized Ge-doped flat fibers as a dosimeter by Begum, Mahfuza, Mizanur Rahman, A.K.M., Abdul-Rashid, H.A., Yusoff, Z., Mat-Sharif, K.A., Zulkifli, M.I., Muhamad-Yasin, S.Z., Ung, N.M., Kadir, A.B.A., Amin, Y.M., Bradley, D.A.

“…Prime dosimetric properties, including dose–response, linearity with dose, energy response, fading and threshold doses were investigated for three different…”
Get full text

The thermoluminescence characteristics and the glow curves of Thulium doped silica fiber exposed to 10MV photon and 21MeV electron radiation by Alawiah, A., Alina, M.S., Bauk, S., Abdul-Rashid, H.A., Gieszczyk, W., Noramaliza, M.N., Mahdiraji, G.A., Tamchek, N., Zulkifli, M.I., Bradley, D.A., Marashdeh, M.W.

“…The thermoluminescence (TL) glow curves and kinetics parameters of Thulium (Tm) doped silica cylindrical fibers (CF) are presented. A linear accelerator…”
Get full text

System performance optimization in SCM-WDM passive optical networks in the presence of XPM and GVD by Abdul-Rashid, H.A., Abbou, F.M., Chuah, H.T., Tayahi, M.B., Al-Qdah, M.T., Lanka, S.

“…The authors investigate semi-analytically the optimized system performance limitation in an SCM-WDM passive optical network (PON) in the presence of cross…”
Get full text

A review of the Geant4 simulation platform for applications involving optical-based sensing and dosimetry by Khodaei, A., Rashed, A.N.Z., Moradi, F., Abdul-Rashid, H.A., Bradley, D.A.

“…Geant4 is a versatile simulation platform for numerous applications involving transport of ionizing radiation, including ionizing photons. Moreover, the…”
Get full text

LiZnBO3 phosphor for dosimetry applications by Islam, Shah Azharul, Kamruzzaman, Md, Rahat, Md Raghib, Hossain, Shahadat, Abdul-Rashid, H.A., Khandaker, Mayeen Uddin, Bradley, D.A., Al-Mamun, Md, Rahman, A.K.M. Mizanur

“…This study explores the dosimetric potentials of pristine lithium zinc borate, LiZnBO3, (LZB) phosphor for medical application. The pristine LZB was…”
Get full text

EPD016 - SILICA OPTICAL FIBER SCINTILLATORS FOR TIME-RESOLVED FLASH RT DOSIMETRY by Oresegun, A., Zubair, H.T., Basaif, A., Choo, K.-Y., Ibrahim, S.A., Rashid, H.A. Abdul, Bradley, D.

Get full text

SILICA OPTICAL FIBER SCINTILLATORS FOR TIME-RESOLVED FLASH RT DOSIMETRY by Oresegun, A., Zubair, H.T., Basaif, A., Choo, K.-Y., Ibrahim, S.A., Rashid, H.A. Abdul, Bradley, D.

Get full text

Time-resolved radiation dosimetry using a cerium and terbium Co-doped YAG crystal scintillator by Basaif, A., Oresegun, Adebiyi, Zubair, H.T., Zin, Hafiz, Choo, K.Y., Ibrahim, S.A., Wang, Tingyu, Wen, Jianxiang, Gang, Dingpeng, Lewis, Elfed, Abdul-Rashid, H.A., Bradley, D.A.

“…Time-resolved radiation dosimetry is an important factor in ensuring dose delivery during radiotherapy is within the prescribed doses for treatment. One method…”
Get full text

Phenomena observed in electron EBRT using a pulse-by-pulse radioluminescence dosimetry system with cloud-based analytics by Basaif, Azmi.A., Oresegun, Adebiyi, Zubair, H.T., Zin, Hafiz, Choo, K.Y., Lau, Sian Lun, Wong, Yuen-Yi, Lewis, Elfed, Abdul-Rashid, H.A., Bradley, D.A.

“…The pulse-by-pulse characteristics of electron beams from a clinical linear accelerator (linac) at high dose rates are crucial for ensuring precise dose…”
Get full text

Synthesis, characterization and thermoluminescence properties of LiCaPO4 phosphor for ionizing radiation dosimetry by Rahat, Md Raghib, Mimi, Homaira Afia, Islam, Shah Azharul, Kamruzzaman, Md, Ferdous, Jannatul, Begum, Mahfuza, Hasnat, Md Abul, Abdul-Rashid, H.A., Muslima, Umme, Khandaker, Mayeen Uddin, Bradley, D.A., Al-Mamun, Md, Rahman, A.K.M. Mizanur

“…Many minerals and compounds show thermoluminescence (TL) properties but only a few of them can meet the requirements of an ideal dosimeter. Several phosphate…”
Get full text

Radioluminescence of silica optical fibre scintillators for real-time industrial radiation dosimetry by Oresegun, Adebiyi, Basaif, A., Tarif, Zubair H., Abdul-Rashid, H.A., Hashim, Siti Aiasah, Bradley, D.A.

“…Dosimetry systems are important in any radiation facility to ensure quality, safety, validation, qualification and quality control of established and new…”
Get full text

Real-time germanium-doped optical fibers for clinical computed tomography dosimetry by Sarhan, H.G., Saini, S.M., Bahari, N.M., Bradley, D.A., Zubair, H.T., Basaif, A., Oresegun, A.A., Abdul Rashid, H.A., M. Noor, N.

“…In studies focusing on the practice of clinical computed tomography (CT) a particular concern has been that of delivering unnecessary dose to patients and with…”
Get full text

Performance of a Ge-doped optical fibre dosimeter for CT real-time measurements by Sarhan, H.G., Saini, S.M., Bahari, N.M., Bradley, D.A., Zubair, H.T., Basaif, A., Oresegun, A.A., Rashid, H.A. Abdul, Noor, N.M.

“…This study investigates the dosimetric characteristics of a real-time radioluminescence (RL) Ge-doped optical fiber sensor, model LS-1000, providing…”
Get full text