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Journal : TELKOMNIKA (Telecommunication Computing Electronics and Control)

Low-Cost Fiber Optic Chemical Sensor Development for Fishpond Application Budi Mulyanti; Yuski Maolid Rizki Faozan; Ajuni B. Pantjawati; Roer Eka Pawinanto; Lilik Hasanah; Wahyu Sasongko Putro
TELKOMNIKA (Telecommunication Computing Electronics and Control) Vol 16, No 6: December 2018
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/telkomnika.v16i6.10493

Abstract

In this study, aimed to develop low-cost sensor based on fiber optic to assess ammonia index for fishpond application. Here, the simple design was proposed by using Evanescent wave type to assess ammonia index during acid rain event. The experiment result showed maximum absorption loss with variation ammonia mass 1~5% with wavelength 1310 nm from Optical Light Source (OLS) is 27.56 dBm while Optical Spectrum Analyzer (OSA) reached 25.86 dBm. We had calculated RMSE, MAE, and Percent Error (PE) value both of the device (Low-cost fiber optic chemical sensor and OSA) are 1.692%, 0.916%, and 98.833% respectively. A good result from low cost fiber optic chemical sensor has successful developed with lowest production less than 1,455 USD per-year.
Simple, Easy-use and Low-cost Software for Design of Single and Cascaded Microring Resonators Using Semi-numerical Method Budi Mulyanti; Lilik Hasanah; Tommi Hariyadi; Arjuni B Pantjawati; Heru Yuwono; P. Susthita Menon; Sahbudin Shaari
TELKOMNIKA (Telecommunication Computing Electronics and Control) Vol 13, No 3: September 2015
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/telkomnika.v13i3.1733

Abstract

Development of a simple, easy and low-cost software for designing of waveguide-coupled single and cascaded microring resonator (MRRs) using semi-numerical calculation based on transfer matrix method (TMM), is presented in this paper. The software uses a device model which is embedded on the high index contrast (HIC) structure of silicon-on-insulator (SOI) with monomodal cavity for TE-mode polarizations, operating around 1550 nm optical wavelength. The main aim of the software is to estimate the microring resonator performance parameters, such as free spectral range (FSR) and quality factor (Q-factor). The software is very simple and easy to use. With a standard laptop computer, it only takes few seconds to obtain transmission response, FSR and Q-factor of single MRR for varied waveguides separation distance and ring radius. The results were then verified using simulation method based on finite integration technique using 3D electromagnetic simulator, which need a high memory and processor of computer and take days to execute the simulation. We found only small discrepancy, which in averages are about 4.25% and 10.80% for FSR and Q-factor, respectively. In general, the results obtained from this software are closer to 3D electromagnetic simulation results.
Co-Authors A. Subagio A. Subagio ACHEAMPONG, KENNEDY Ade Gafar Abdullah, Ade Gafar Ade Gaffar Abdulah Adjei, Albert Agus Subagio Ahmad Aminudin Aip Saripudin Ajuni B. Pantjawati Amiruddin Supu Ampimah, Benjamin Chris Andi Suhandi Andrivo Rusydi Apri Wiyono Arjuni B Pantjawati Arjuni Budi Pantjawati Asep Barnas Simanjuntak Ayub Subandi Baiquni, Muhammad Azhar Bambang Trisno Bonsu, Prince Osei- Brian Yuliarto Budi, Agus Heri Setya Chandra Wulandari Dadang Lukman Hakim Dedi Rohendi Edi Supriyanto Eka Pawinanto, Roer Elih Mulyana, Elih Enjang Akhmad Juanda F. S. Arsyad F. S. Arsyad Fauzan, Jahril Nur Febriana, Iqbal Fitri S. Arsyad Fitri S. Arsyad Fitri Suryani Arsyad Henny Henny Heri Sutanto Heru Yuwono Ida Hamidah Ida Hamidah Ida Hamidah Iqbal Febriana Ira Herli Khoeriah Irzaman, Irzaman Jumril Yunas Jumril Yunas, Jumril Kardiawarman Kardiawarman Lia Muliani Lia Muliani Lilik Hasanah Luqmanul Hakim M. Barmawi M. Barmawi M. Barmawi M. Barmawi M. Budiman M. Budiman Maman Budiman Mariya Al Qibtiya Markus Diantoro Moehamad Barmawi Mohamad Barmawi Muhammad Fadli Nasution Mujamilah Mujamilah Nada Sadidah Naftalia Trivenia Simbolon Nurhidayatulloh Nurhidayatulloh Nurhidayatulloh, Nurhidayatulloh Oduro-Okyireh, George Oduro-Okyireh, Theodore P. Arifin P. Arifin P. Arifin P. Susthita Menon Pangestu, M. Assadillah Pepen Arifin Rafi Jatnika Ramdhani Ramdhani Ratna Nurvitasari Rifqi Md Zain, Ahmad Roer Eka Pawinanto, Roer Eka Sahari, Siti Kudnie Sahbudin Shaari Setiawan, Agus Setyo Nugroho, Harbi Silmi At Thahirah Al Azhima Soegianto S Sri Jatno W Sri Jatno W Sugandi, Gandi Sukirno Sukirno Supriyadi, Tata Tommi Hariyadi, Tommi Tommi Haryadi Tommi Haryadi Tuti Suartini U. Hashim Wahyu Sasongko Putro Wawan Purnama Wawan Purnama Widyaningrum Indrasari Wulandari, Chandra Yadi Mulyadi Yuski Maolid Rizki Faozan Yusron Tri Huda Z. Jamal