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Journal : Bulletin of Electrical Engineering and Informatics

The use of fiber bragg grating coated with polyimide for CO2 gas sensor Irawan, Dedi; Saktioto, Saktioto; Azhar, Azhar; Sutoyo, Sutoyo; Sahal, Muhammad; Hanto, Dwi; Widiyatmoko, Bambang
Bulletin of Electrical Engineering and Informatics Vol 14, No 5: October 2025
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/eei.v14i5.9283

Abstract

This study presents the application of fiber bragg grating (FBG) sensors coated with polyimide for detecting carbon dioxide (CO₂) gas, employing both theoretical and experimental approaches. The basic FBG components were coated with polyimide layers of varying thicknesses. Subsequently, the fabricated FBG sensors were characterized using an optical interrogator system with four channels. Furthermore, the sensor was tested for CO₂ detection at a working temperature of 47 °C. Experimental data showed that the FBG sensor coated with polyimide layers of 10 nm, 15 nm, and 20 nm demonstrated sensitivities of 1.9 ppm, 1.84 ppm, and 1.8 ppm, respectively. In contrast, the uncoated FBG sensor exhibited a higher sensitivity of 3 ppm. Increasing the coating thickness beyond 20 nm leads to a decrease in sensor sensitivity. The findings suggest that an optimal polyimide coating thickness for CO₂ detection using FBG sensors is around 20 nm. Achieving high sensitivity in CO₂ gas sensors is crucial for their effective use across a broad range of applications.
Co-Authors A. F., Elisabeth Abdur Rahim, Abdur Agi Ginanjar Agnes Putri Astuti Agustian Agustian Agustina Nurhayati Aimmann J, Revaldy Alexandrea Tasia Benita Widyasari Ama, Karolus Asan Boli Amir Hamzah Amrullah Amrullah Anang Priyanto Anita Trisiana, Anita Aprilia, Miftah Aprizal Zainal Ardiansyah, Bagas Raka Arief Nugroho, Danang Arien Heryansyah Arimbi, Vina Astri Sumiati Astutik Astutik Astutik, Astuttik Aswat, Amarilla Auzar Syarif Azhar Azhar Azifah, Nur Bambang Siswanto Bambang Widiyatmoko Barus, Robertus Cahyarani, Elvina Chusnul Arif Damayanti, Elok dedi irawan Demus, Niko Devara, Muhammad Ryan Dewi Hayati, PK DEWI SARTIKA Dewi, Amanda Kusuma Dhone, Emiliyani Meo Diah, Muhammad Duka, Ngailu Beko Dulloh, Zenda Junai Asad Dwi Hanto Edyson Indawan Effendy, Fauzan Ema Butsi Prihastari Ratna Widyaningrum, Ema Butsi Prihastari Erizal Erizal Etti Swasti Fahrur Rozi Farida Sari, Ama FARIDA, AMA Faustina, Grace Safara Ferriawan Yudhanto, Ferriawan Firmansyah, Denny Ghudi, Enos Magho Gustian Gustian Haikal Akhmad, Fadel Haikal Muhammad, Arsya Halimah, Noer Handari, Linda Wahyu Hasdifa, Abu Rizal Hasmiandy Hamid Hendiyani, Dina Hidayat, Cecep Taupik Hidayat, Febrian R Hidayati Karamina I Made Indra Agastya IBNUL QAYIM Indra Dwipa Indri Kusumaningrum, Fitria Irfan, Dhia Kamal Ishak, Yanuar Jalil, Muhamad Jamhari Jamhari Jehani, Hironimus Jumadi Jumadi Kanangahu, Mercy M Kleor, Fransesko Rudianto Koen Irianto Uripan Kuswandi Kuswandi Laksono Trisnantoro Lalo, Yakub Didimus Liong, Octafiandy Christian Listyo Yudha Irawan Lukmanul Hakim Manang, Aleksius Pongu Lima marwoto marwoto Maryanti, Siti Nur Matheus Kamdiono, Matheus Maulana Ibrahim Rau, Maulana Ibrahim Maulana, Eko Megawati, Rina Mentari, Sekar Miftah Tedy gautama, Miftah Tedy Gautama Muhammad Nurdin Muhammad Sahal Murdiono, Jatmiko Musliar Kasim Muzakki, M Harir Nalwida Rozen Nasdeko, Gandha Ndjurumana, Erlon Nofiyanti, Fifi Nome, Erton Nora H. Pandjaitan Novita, Vivi Tria Nur Oktavia, Bella Nuriman Nuriman, Nuriman Oktafiani, Pradyta Galuh P.K. Dewi Hayati Patimah, Siti Patimah Prakoso, Dwi Bangkit Prasetyaningsih, Bernadetta Ika Purwanto, M. Y. J. Putra, Heriansyah Putri Zafira, Aura Qintana, Muhammad Raka Rafi Aji, Prihandoko Rizqi Rahmawan, Rama Zaky Ricky Indri Hapsari Riduansyah, Muhammad Iqbal Rika Puspita Sari Rizal Ibrahim, Muhammad Rudiyanto Rudiyanto, Rudiyanto Sadewo, Titon Safri, Hayanuddin Sagita, Wilda Nurfi Dera Saifudin Saifudin Saktioto Saktioto Salman, Salwa Nabila SANGAD, SANGAD Santika, Cut Santoso, Apri Saptomo, S. K. Setiawan, Ariyono Sholikha, Devita Eka Zulfiatus Simanjorang, Bernando Agung Saputra Siti Supeni Slamet, Alim S Sobang, Adrianus Janga Sri Astuti Sri Hidayati Sri Murniyanti Sri Umi Lestari Sugiaryo, Sugiaryo Suharyono Suharyono Sujatmika, Sujatmika Sumiati, Astri Sumiati, Astri Susilo Ribut Anggarbeni Sutomo Sutomo Sutralinda, Dety Syahbani, Toha Syahruddin Syahruddin Teguh Budi Prasetyo Theresia Sumei, Theresia Titiek Islami Titis Adisarwanto, Titis Tri Sudibyo Tridaryanto, Anto Utami, Anisa D Utomo, Tri Rizki Uyun, Nur Rohmatul WAZIN WAZIN, WAZIN Widi Ariyawan, Krisna Widowati Wilhelmina Medho Kota, Wilhelmina Medho Yastutik, Yastutik Zainuddin Iba Zuhrotun, Zuhrotun Zulfikar Zulfikar