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Verification of Photon Beam Absorbed Dose Using the Tissue Phantom Ratio Parameter on the Linac Clinac Cx at Andalas University Hospital Nisa Oktania, Nisa; Milvita, Dian; Adrial, Rico; Diyona, Fiqi
Jurnal Fisika Unand Vol 15 No 1 (2026)
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.15.1.103-109.2026

Abstract

Research on verification of the radiation dose of a 6 MV and 10 MV photon beam on Clinac CX type Linear Accelerator (LINAC) has been conducted at Andalas University Hospital. This research aims to determine the radiation beam correction factor to obtain measured dose values and obtain the value of absorbed dose verification value based on the Technical Report Series (TRS) No. 398 International Atomic Energy Agency (IAEA). The research began with planning on the CT-simulator. Furthermore, the measurement of radiation dose on the phantom slab using a Clinac CX type LINAC therapy aircraft with a farmer chamber ionization detector, target depth variations of 1,5 cm, 2,5 cm, and 10 cm, and field area variations of (6×6) cm2, (10×10) cm2, (15×15) cm2, (8×13,3) cm2, dan (9×11,5) cm2. Furthermore, radiation dose verification is carried out by comparing the radiation dose at the TPS to the dose measured using the farmer chamber ionization detector. The absorbed dose value obtained based on the planning dose at the TPS increased at maximum depth and decreased as the depth of the irradiation field increased. Verification of the radiation dose that meets the tolerance limit is below 5%. The appropriate measurement results were obtained at a maximum depth (Dmax) of 2,5 cm, except at depths of 1,5 cm and 10 cm.
Co-Authors A. Fadhil Desafa Afdal Afdal Afdal Afdal Afdal Afdal, Afdal Afdhal Muttaqin Ahmad Fauzi Pohan Alhafiz, Mohammad Randy Alimin Mahyudin Amatulhaq, Seruni Amel Oktavia S Amel Oktavia S Annisa Destri Ramadiah Arif Budiman Astuti Astuti Baehaqi Betta Centaury Dahyunir Dahlan Damayanti, Elok Deddy Irawan Permana Putra Deddy Irawan Permana Putra, Deddy Irawan Permana Dedi Mardiansyah Delvira Syafna Desy Yulia Ningsih Dian Fitriyani Dian Fitriyani Dian Milvita Dwi Pujiastuti Dwi Pujiastuti Dwi Puryanti Elistia Liza Namigo, Elistia Elvaswer Elvira, Rahmah Fadhilah, Zhafirah Putri Fafi Rahmah Fani Anjelina Feriska Handayani Feriska Handayani Irka, Feriska Handayani Fiqi Diyona Fiqi Diyona Fiqi Diyona Fiqi Diyona Fiqi Diyona, Fiqi Geby Sri Ayu Oktavia Haldis Alvaro Hamzah Arman Husni Hanifa Shafira Harmadi Harmadi Harmadi Harmadi Hasnel Sofyan Hasnel Sofyan Heru Prasetio Husni, Hamzah Arman Husni, Mutiatul Imam Taufiq Imam Taufiq Indria Wulandari Intan Pratiwi Riani Laelatul Munawaroh M. Ali Shafii Magfirah, Magfirah Marzuki Marzuki Meqorry Yusfi Mohamad Nur Yahya Mohamad Nur Yahya Mohammad Ali Shafii Muhammad Ilyas Muhammad Ilyas Muhammad Ilyas Muhammad Ilyas Muhammad Ilyas Muhammad Ivana Harika Putra Muldarisnur, Mulda Murdahayu Makmur Murdahayu Makmur Mutiatul Husni Mutya Vonnisa Naela Amalia Zulfa Nasution, Rihadatul Aisy Syofyani Nia Ekawati Niken Pramita Ningsih, Desy Yulia Nini Firmawati Nisa Oktania, Nisa Nurul Annisa Nurwijayanti Oktavia S, Amel Oktavia, Amel Olly Norita Tetra Papesta, Winny Rahmadani Pramita, Niken Priasetyono, Yogi Putra, Muhammad Ivana Harika Rahmah Elvira Rahmah, Fafi Ramacos Fardela Ramadiah, Annisa Destri Riani, Intan Pratiwi S, Amel Oktavia Salim Muhaimin Seruni Amatulhaq Shafira, Hanifa Solly Aryza Sri Handani Sri Oktamuliani Sri Wulandari Sri Wulandari Sumarti, Heni Syafna, Delvira Syarifatul Ulya Trengginas Eka Putra Trengginas Eka Putra Sutantyo Uhty Maesyaroh Ulya, Syarifatul Usna, Sri Rahayu Alfitri Valimtino Valimtino Valimtino, Valimtino Wildian Wildian Winny Rahmadani Papesta WULANDARI, INDRIA Yogi Priasetyono Yulma Susanto, Riyan Zhafirah Putri Fadhilah Zhafirah Putri Fadhilah Zozy Aneloi Noli Zulfa, Naela Amalia Zulfi Zulfi Zulfi Zulfi Zulfi Zulfi