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Radiation Dose Evaluation for Radiotherapy Workers at Unand Hospital Using Four-Element Thermoluminescence Dosimetry Fardela, Ramacos; Milvita, Dian; Rasyada, Latifah Aulia; Almuhayar, Mawanda; Diyona, Fiqi; Mousa, Almahdi
Jurnal Ilmiah Pendidikan Fisika Al-Biruni Vol 12 No 2 (2023): Jurnal Ilmiah Pendidikan Fisika Al-Biruni
Publisher : Universitas Islam Negeri Raden Intan Lampung, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/jipfalbiruni.v12i2.18101

Abstract

Radiotherapy is a non-surgery therapy that employs ionizing radiation like X-ray or even radiation to cure cancer as a curative activity. Radiation dose rate analysis is required for the person who worked on radiotherapy to strengthen safety precautions for radiation protection, notably in oncology radiation. The research attempted to disclose time trends and radiation dose rate exposure variations among personnel in radiotherapy installation. Radiation dose examination utilizing four-elements TLD received from 16 respondents grouped into six groups (radiation oncologist, medical physicist, radiotherapist, electromedicine, nurse, and sculptor). The number of occupancy exposures rose 55.5% from 2018 to 2022. The most significant annual radiation dose rate for 900 patient workloads attained by medical physicists was 0.996 mSv. In addition, electronics receive the lowest annual radiation dose at Unand Hospital. Annual effective dose exposure by radiation is still safe, below national or international regulations. However, a protective improvement process is vital to limit radiation interaction, particularly for medical physicists, who are the most vulnerable to radiation exposure.
Analisis Korelasi Nilai Entrance Surface Air Kerma (ESAK) Terhadap Massa Tubuh, Usia, dan Faktor Eksposi pada Pasien Pemeriksaan Radiografi Umum di RSUP Dr. M. Djamil Padang Putri, Rahmiatul; Milvita, Dian; Pratama, Ida Bagus Gede Putra
Jurnal Fisika Unand Vol 14 No 4 (2025)
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.14.4.413-420.2025

Abstract

Research on the correlation analysis of Entrance Surface Air Kerma (ESAK) values ​​on body mass, age and exposure factors in general radiography examination patients was carried out at RSUP Dr. M. Djamil Padang. Data collection was carried out on adult patients with body mass (50-70) kg and age over 15 years on examination of the abdomen, thorax and lumbar spine for 3 months with a total of 1,113 patients. The method used to determine correlation is simple linear correlation test analysis. The results of the study showed that the ESAK value had a fairly strong correlation with the patient's body mass with an rxy value = 0.25-0.4 except for the lumbar spine examination. The ESAK value has a fairly strong to strong correlation with the exposure factor (kV) with a value of rxy = 0.27-0.6 and has a strong to very strong correlation with the exposure factor (mAs) as indicated with a value of rxy = 0.45 -0.9, but has a very weak correlation with patient age with a value of rxy = 0.02-0.1 except for lateral thorax examination.
Evaluasi Penerapan Proteksi Radiasi pada Ruangan dan Pekerja Radiasi di Instalasi Radiologi Rumah Sakit Universitas Andalas Rahmawati, Indy; Milvita, Dian; Hiswara, Eri
Jurnal Fisika Unand Vol 14 No 4 (2025)
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.14.4.394-400.2025

Abstract

Research has been carried out regarding the evaluation of the application of radiation protection to rooms and radiation workers in the Radiology Installation at Andalas University Hospital. The aim of the research is to evaluate the radiation dose rate on the inside and outside walls of the room, evaluate the radiation dose rate received by radiation workers, and evaluate the completeness of the work area and radiation protection for radiation workers. Evaluation of the radiation dose rate on the radiation shield wall was carried out using the TLD-100 in the CT-Scan, conventional X-ray and dental rooms. Evaluation of the radiation dose rate received by radiation workers is carried out using the TLD badge worn by radiation workers. Evaluation of the completeness of the work area is carried out by directly observing the radiology room, then conducting interviews with radiation workers. The research results showed that the highest radiation dose rate was obtained in the CT-Scan room and the lowest was outside the dental room at the entrance, without exceeding the Dose Limit Value (NBD) set by BAPETEN Regulation No. 4 of 2013 of 20 mSv/year for radiation workers and 1 mSv/year for the general public. The radiation dose rate value received by radiation workers is still below the NBD set by BAPETEN Regulation No. 4 of 2013 amounting to 20 mSv/year. The results of the evaluation of the completeness of the work area and radiation protection in general have met the provisions of BAPETEN Regulation No. 4 of 2020 except for danger signs in conventional X-ray and CT-Scan rooms.
Pengelolaan Laboratorium di SMAN 2 Sipora Kepulauan Mentawai Mardiansyah, Dedi; Mahyudin, Alimin; Wildian, Wildian; Dahlan, Dahyunir; Shafii, Mohammad Ali; Zulfi, Zulfi; Rasyid, Rahmat; Milvita, Dian; Astuti, Astuti; Yusfi, Meqqory; Firmawati, Nini; Oktamuliani, Sri
Jurnal Pengabdian kepada Masyarakat Nusantara Vol. 6 No. 1 (2025): Jurnal Pengabdian kepada Masyarakat Nusantara Edisi Januari - Maret
Publisher : Lembaga Dongan Dosen

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55338/jpkmn.v6i1.4793

Abstract

Laboratorium adalah fasilitas penting dalam pembelajaran fisika di sekolah yang berperan dalam meningkatkan minat dan motivasi siswa untuk mempelajari fisika. Aktivitas di laboratorium umumnya berupa kegiatan praktikum atau demonstrasi. Agar laboratorium dapat berfungsi optimal sebagai media pembelajaran fisika, pengelolaannya perlu direncanakan dengan baik. Berdasarkan hasil observasi di beberapa SMA di Sumatera Barat, ditemukan bahwa banyak laboratorium kurang dikelola dengan baik sehingga keberadaannya tidak efektif. Siswa jarang diajak untuk praktikum, dan peralatan yang sudah disediakan oleh Dinas Pendidikan sering kali jarang digunakan, sehingga banyak yang rusak karena tidak terpakai. Tata letak dan fasilitas laboratorium sering kali kurang rapi dan belum diinventarisasi dengan baik. Guru fisika mengalami kendala dalam melaksanakan praktikum karena tidak tersedia modul atau buku panduan. Akibatnya, kegiatan praktikum yang seharusnya dilakukan di laboratorium kini hanya dilaksanakan di kelas dengan peralatan yang terbatas, sehingga potensi laboratorium tidak dimanfaatkan sepenuhnya. Atas dasar masalah-masalah ini, tim Pengabdian Kepada Masyarakat (PKM) melakukan pembinaan pengelolaan laboratorium fisika di SMAN 2 Sipora untuk mendukung kelancaran kegiatan praktikum dan proses pembelajaran. Tahapan kegiatan PKM meliputi: 1) Sosialisasi tentang pengelolaan laboratorium, 2) Pengembangan Laboratorium Percontohan Implementasi Merdeka Belajar, 3) Diskusi pembuatan alat-alat praktikum sederhana, 4) Diskusi pembuatan modul atau buku panduan praktikum, dan 5) Monitoring awal serta lanjutan di SMAN 2 Sipora.
pengukuran aktivitas spesifik 226Ra, 232Th dan 40K dalam air sungai Hulu Gadut menggunakan spektrometer gamma Yudayanti, Ila Yudayanti; Milvita, Dian; Kusdiana, Kusdiana
Jurnal Fisika Unand Vol 14 No 5 (2025)
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.14.5.466-470.2025

Abstract

Research has been carried out on determining the specific activity 226Ra, 232Th and 40K in river water using gamma spectrometer. This study aims to determine the specific activities in river water hulu gadut, which were then reviewed based on the PERKA BAPETEN No. 9 of 2009. The samples were collected from 3 location, then were prepared by steamed and covered for 30 days, then measured using gamma spectrometer for 17 hours. The results of measurement of specific activities that exist 226Ra is (0,47±0,36) Bq/Kg, at 232Th is (2,15±0,36) Bq/Kg. and 40K is (0,43±0,38) Bq/Kg. Based on the head of PERKA BAPETEN regulation No. 9/2009, the specific activity of radionuclide in river water Hulu Gadut is currently below the limit which are 1000 Bq/kg for 226Ra, 232Th and for 40K 10000 Bq/kg. Based on the data obtained it was concluded that, river water Hulu Gadut is still safe and meets the requirements of quality standards.
Penentuan Aktivitas Spesifik Radionuklida Alam Pada Udara Dan Laju Dosis Efektif Radiasi Gamma Di Kawasan BPTU-HPT Padang Mengatas Sumatera Barat Novita, Rahmi; Milvita, Dian; Suhariyono, Gatot; Kusdiana, Kusdiana; Hidayat, Maulidia
Jurnal Fisika Unand Vol 14 No 5 (2025)
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.14.5.479-485.2025

Abstract

The measurement of the radionuclides activity in an area contributes to monitor the environment, radiation safety and the public health. The specific activity of natural radionuclides in the air and the effective dose rate of gamma radiation in the air have been determined at the Center of Superior Livestock Breeding and Forage Animal Feed (BPTU-HPT) in Padang Mengatas, West Sumatra. The samples of the radionuclides were acquired by using the High-Volume Air Sampler (HVAS) at 6 different locations for 60 minutes, then they were prepared for 30 days and subsequently counted by utilizing a pre-calibrated gamma spectrometer for 17 hours. Furthermore, the measurement of the gamma radiation dose rate was carried out at all defined locations using a survey meter.  The results show that the specific activity values ​​of natural radionuclides differ each location point. The specific activity values ​​of Th-232 and U-238 were not detected at all sampling locations. Furthermore, the specific activity values of Ra-226 at location points 4 and 5, and Th-228 at location point 5 are above the threshold set by PERKA BAPETEN. No. 16 of 2013, namely 0.05 Bq/m3 and 0.003 Bq/m3. The effective dose rates of gamma radiation obtained at all sampling locations were below the threshold set by PERKA BAPETEN No. 16 of 2013, which is 1 mSv/year
The Impact of Radiation Dose Variation in Panoramic Dental Examination on Salivary Amylase Enzyme Activity Yusuf, Khalid; Milvita, Dian; Utami, Hayu Tyas
Jurnal Ilmu Fisika Vol 16 No 1 (2024): March 2024
Publisher : Jurusan Fisika FMIPA Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jif.16.1.34-45.2024

Abstract

The surge in oral and dental diseases has amplified the significance of dental panoramic imaging as a diagnostic tool for healthcare professionals. However, such imaging subjects patients to radiation, impacting salivary pH and amylase enzyme activity. This study of 30 patients aimed to measure radiation doses and their effects on salivary pH and amylase enzyme activity. Radiation doses were quantified using a Thermoluminescent Dosimeter (TLD-100) and analyzed with a TLD reader. Salivary pH was determined using a digital pH meter, and amylase enzyme activity was assessed through the iodine method, involving a reaction between a 1% amylum solution, iodine solution, and saliva. Results showed an average radiation dose of 2.33 μSv, significantly affecting salivary pH. Specifically, 28 patients experienced an average pH decrease of 0.34, while 2 had an average pH increase of 0.385. These pH changes corresponded with variations in amylase enzyme activity. In 17 patients, amylase activity increased by an average of 0.75×10-4 units/mL, while 13 patients exhibited an average decrease of 0.96×10-4 units/mL. This underscores the intricate relationship between radiation dose, salivary pH, and amylase enzyme activity, warranting further exploration within dental panoramic imaging.
PENGARUH DIAMETER PHANTOM DAN TEBAL SLICE TERHADAP NILAI CTDI PADA PEMERIKSAAN MENGGUNAKAN CT-SCAN Aprilyanti, Dinda Dyesti; Milvita, Dian; Prasetio, Heru; Yuliati, Helfi
Jurnal Fisika Unand Vol 2 No 2: April 2013
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.2.2.%p.2013

Abstract

Telah dilakukan penelitian mengenai pengaruh diameter phantom dan tebal slice terhadap nilai CTDI pada pemeriksaan menggunakan CT-Scan. CTDI merupakan metode yang digunakan untuk menghitung jumlah dosis radiasi yang diterima oleh pasien akibat pemeriksaan menggunakan CT-Scan. Penelitian dilakukan dengan pengambilan data CTDI pada phantom menggunakan detektor Unfors Xi Set dan pengambilan data CTDI pada pasien yang terdiri dari 15 orang pasien. Hasil penelitian menunjukkan bahwa (1) semakin besar diameter phantom dan tebal slice yang digunakan maka semakin kecil nilai CTDI yang dihasilkan, begitu juga sebaliknya. (2) Nilai CTDI yang diterima phantom pada posisi detektor arah jam 12, 9 dan 3 lebih besar dari nilai CTDI pada posisi detektor arah jam 6 dan posisi pusat. (3) Nilai CTDI pada phantom lebih kecil dari nilai CTDI berdasarkan SK-BAPETEN No. 01-P/Ka-BAPETEN/I-03. (4) Nilai CTDI pada phantom lebih besar dari nilai CTDI pada pasien, tetapi keduanya masih berada di bawah nilai batas dosis yang direkomendasikan oleh BAPETEN.
PERBANDINGAN DOSIS RADIASI DI UDARA TERHADAP DOSIS RADIASI DI PERMUKAAN PHANTOM PADA PESAWAT CT-SCAN -, Suwarni; Milvita, Dian; Prasetio, Heru; Yuliati, Helfi
Jurnal Fisika Unand Vol 2 No 2: April 2013
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.2.2.%p.2013

Abstract

Telah dilakukan penelitian mengenai perbandingan dosis radiasi di udara terhadap dosis radiasi di permukaan phantom pada pesawat CT-Scan.  Manfaat dari penelitian ini adalah untuk mengetahui estimasi CTDI dari pengukuran dosis radiasi yang dipancarkan oleh pesawat CT-Scan di udara dan di permukaan phantom. Penelitian ini menggunakan detektor pencil ion chamber untuk pengukuran dosis radiasi di udara dan TLD-100 untuk pengukuran dosis radiasi di permukaan phantom. Dari hasil pengukuran diperoleh dosis radiasi di udara lebih besar dibandingkan dengan dosis radiasi di permukaan phantom. Dari perbandingan dosis radiasi di udara terhadap dosis radiasi di permukaan phantom hasil yang diperoleh masih berada dalam nilai batas dosis yang dikeluarkan oleh BAPETEN (SK.BAPETEN No. 08-P/ka-BAPETEN/1-2011).
UJI KESESUAIAN PESAWAT CT-SCAN MEREK PHILIPS BRILIANCE 6 DENGAN PERATURAN KEPALA BAPETEN NOMOR 9 TAHUN 2011 Chirsnia, Ivone; Milvita, Dian; Prasetio, Heru; Yuliati, Helfi
Jurnal Fisika Unand Vol 2 No 2: April 2013
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.2.2.%p.2013

Abstract

Telah dilakukan uji kesesuaian pada pesawat CT-Scan merek Philips Briliance 6 yitu uji kesesuaian akurasi tegangan, akurasi keluaran radiasi, linearitas keluaran radiasi, kualitas berkas sinar-X, posisi meja pemeriksaan, laser penanda dan kesesuaian dosis radiasi pasien.  Pengujian dosis radiasi pasien digunakan fantom sebagai pengganti pasien. Hasil uji dibandingkan dengan nilai lolos uji Peraturan Kepala BAPETEN Nomor 9 Tahun 2011. Hasil yang diperoleh yaitu pesawat CT-Scan merek Philips Briliance 6 dalam kondisi andal dengan perbaikan.
Co-Authors Abrar, Luthfia Aqila Adrial, Rico Afdal Afdal Afdal Afdal Afdal Afdal, Afdal Afdhal Muttaqin Ahmad Fauzi Pohan Ajirma Halimatussyakdiah Alimin Mahyudin Almahdi Mousa Almuhayar, Mawanda Almuslimiati Almuslimiati Almuslimiati, Almuslimiati Alvionita, Vinny Alya Nabilla Amatulhaq, Seruni Amel Oktavia S Amel Oktavia S. Andrea Wessha Andriani, Chintia Rahmi Anggi Effina Anindy Dwitika Fanis Annisa Yuliandari Aprizka Smartalova Syahda Arizola Septi Vandra Arizola Septi Vandra Asetiyo, Dini Asma Ul Husna, Indah Astuti Astuti - Azyyati Bahirah Azyyati Bahirah, Azyyati Candra, Ega Septryan Chavied Varuna Chavied Varuna Chavied Varuna, Chavied Chintia Rahmi Andriani Cindy Wulanda Harwin Dahyunir Dahlan Damayanti, Elok Darlina Darlina Darlina Darlina Dedi Mardiansyah Defira, Eli Delvihardini, Rani Despriani, Yola Devi Yunita Devi Yunita Dewanti, Wafi Muthia Dewi Kartikasari Dewi Kartikasari Dewi, Rahmawati Dian Fitriyani Dinda Dyesti Aprilyanti Dinda Dyesti Aprilyanti Dira Rizki Martem Dira Rizki Martem, Dira Rizki Dwi Pujiastuti Dwi Puryanti Dyah Dwi Kusumawati Dyah Dwi Kusumawati Dyah Dwi Kusumawati Dyah Dwi Kusumawati Dyah Dwi Kusumawati, Dyah Effendi, Erawan Effina, Anggi Eli Defira Elistia Liza Namigo, Elistia Emidatul Manzil Eri Hiswara Eri Hiswara Ervy Primadila Fadhil Nazir Fadhil Nazir, Fadhil Fadil Nasir Fadil Nasir Fadil Nasir, Fadil Fadil Nazir Fadil Nazir Fadil Nazir Fadil Nazir Fadil Nazir Fadil Nazir Fadil Nazir Fadil Nazir Fandi Aulia Ilham Fandi Aulia Ilham, Fandi Aulia Fani Anjelina Fanis, Anindy Dwitika Fathanah, Nurul Fauzana, Suci Febrietri, Ovia Fenta, Ira Feriska Handayani Irka, Feriska Handayani Fiqi Diyona Fiqi Diyona Fiqi Diyona Fiqi Diyona Fiqi Diyona Fiqi Diyona Fiqi Diyona Fiqi Diyona, Fiqi Fransischa Ramona Friska Wilfianda Putri Friska Wilfianda Putri, Friska Wilfianda Gatot Suhariyono Geby Sri Ayu Oktavia Hadi, Bagus Sidik Waskito Hajjatun Khairah Hajjatun Khairah Hajjatun Khairah, Hajjatun Halimatussyakdiah, Ajirma Harli Handa Hidayat Harmadi Harmadi Harmadi Harmadi Harmayeni Harmayeni Harmayeni, Harmayeni Harwin, Cindy Wulanda Hasanah.Kr, Nurul Hasnel Sofyan Hasnel Sofyan Hasnel Sofyan Hayu Tyas Utami Helfi Yanti Helfi Yanti, Helfi Helfi Yuliati Helfi Yuliati Helfi Yuliati Helfi Yuliati Helfi Yuliati2 Helfi Yuliati2, Helfi Helga Silvia Helga Silvia Heru Prasetio Heru Prasetio Heru Prasetio Heru Prasetio Heru Prasetio Heru Prasetio Heru Prasetio Heru Prasetio Heru Prasetio Hidayat, Harli Handa Hidayat, Maulidia I Gde Sukadana Iin Kurnia Iin Kurnia Ike Putri Liasari Imam Taufiq Imam Taufiq Imam Wahyudi Imam Wahyudi Indrawan, Imam Wahyudi Indah Asma Ul Husna Indriani, Widia Ira Fenta Irma Dwi Rahayu Ivone Chirsnia Ivone Chirsnia Kanie, Muhammad Al Jabbar Khairunnisak Khairunnisak Khairunnisak Khairunnisak, Khairunnisak Kri Yudi Pati Sandy Kri Yudi Pati Sandy Kri Yudi Pati Sandy Kri Yudi Pati Sandy Kri Yudi Pati Sandy, Kri Yudi Pati Kusdiana Kusdiana Kusdiana Kusdiana Kusdiana Kusdiana Kusdiana Kusdiana, Kusdiana Latifah Aulia Rasyada Liasari, Ike Putri Luthfia Aqila Abrar M. Ali Shafii Mahmudi Rio Putra Mahmudi Rio Putra, Mahmudi Rio Manzil, Emidatul MARIA BINTANG Marzuki Marzuki Maulidia Hidayat Mawanda Almuhayar Maya Putri Sahfira Meqorry Yusfi Merli Azizah Merli Azizah, Merli Milda Utari Milda Utari, Milda Mohammad Ali Shafii Mona Vadila Mona Vadila Monaliza - Monaliza -, Monaliza Morry Wulandarisman Mousa, Almahdi Muhammad Al Jabbar Kanie Muhammad Al Jabbar Kanie Muhammad Ilyas muhammad ilyas Muhammad Ilyas Muhammad Iqbal S Muhammad Rizqi Widisaputra Muji Wiyono Muldarisnur, Mulda Mursiyatun Mursiyatun Mursiyatun Mursiyatun Mursiyatun Mursiyatun Mustofa, Yahya Muthiah Hidayat Muthiah Hidayat Muthmainnah Muthmainnah Muthmainnah Muthmainnah Mutya Handayani Mutya Handayani, Mutya Mutya Vonnisa Nabila Fauzi Syafitri Nanang Sumitra Nasution, Rihadatul Aisy Syofyani Nini Firmawati Nisa Oktania, Nisa Nisaul Chaira Yeni Nola Leona Gemi Nola Leona Gemi, Nola Novita, Rahmi Nunung Nuraeni Nunung Nuraeni Nunung Nuraeni Nunung Nuraeni Nunung Nuraeni, Nunung Nurhayati Nurhayati Nurhayati Nurhayati Nurul Annisa Nurul Hasanah.Kr Oktavia S, Amel Oktavia, Amel Ovia Febrietri Pahrudin Pahrudin Pahrudin, Pahrudin Pardi Pardi Pardi Pardi, Pardi Pradana, Radhia Pratama, Ida Bagus Gede Putra Primadila, Ervy Putri Trisa Vinanda Putri, Rahmiatul Putri, Suriza Radhia Pradana Rahayu, Irma Dwi Rahmat Rasyid Rahmawati Dewi Rahmawati, Indy Rahmi Desi Martha Rahmi Desi Martha Ramacos Fardela Ramadhani, Santri Ramadhani, Syarifah Ramona, Fransischa Rasyada, Latifah Aulia Regiska, Nadia Relis, Septya Annisa Resky Maulanda Septiani Resky Maulanda Septiani, Resky Maulanda Ridwan, Ridwan Rika Susanti Rima Ramadayani Rima Ramadayani, Rima Rizka Mutik Siyami S, Amel Oktavia S, Muhammad Iqbal S., Amel Oktavia Sahfira, Maya Putri Santri Ramadhani Sari, Silvia Novita Sari, Suci Indah Seruni Amatulhaq Silvia Eka Putri Silvia Eka Putri, Silvia Eka Silvia Novita Sari Siyami, Rizka Mutik Solly Aryza Sri Handani Sri Herlinda Sri Herlinda Sri Herlinda, Sri Sri Mulyadi Sri Mulyadi Sri Mulyadi D.T. Basa Sri Oktamuliani Suci Fauzana Sumitra, Nanang Suriza Putri Suryawati Arifin Suryawati Arifin, Suryawati Suwarni - Suwarni - Suyati - Suyati Suyati Syafitri, Nabila Fauzi Syahda, Aprizka Smartalova Taufiq, Vara Trengginas Eka Putra Sutantyo Usna, Sri Rahayu Alfitri Vadila, Mona Vadila, Mona Vara Taufiq Vinanda, Putri Trisa Vinny Alvionita Vinny Alvionita Wahyudi Wahyudi Wahyudi Wahyudi Wahyudi Wahyudi Wahyudi Wahyudi Wahyudi Wahyudi Wessha, Andrea Widia Indriani Widisaputra, Muhammad Rizqi Wildian Wildian Wiyono, Muji Wulandarisman, Morry Yahya Mustofa Yeni, Nisaul Chaira Yola Despriani Yosi Sudarsi Asril Yosi Sudarsi Asril, Yosi Sudarsi Yudayanti, Ila Yudayanti Yuliandari, Annisa Yulma Susanto, Riyan Yusfi, Meqqory Yusuf, Khalid Zulfi Zulfi Zulfi Zulfi Zulfi Zulfi, Zulfi