Vol. 14 No. 1 (2022): March 2022

Research Article

• Identification of Environmental Change in Bukit Kerang, Aceh Tamiang Regency Using Landsat Satellite Imagery

  Sphinoza Lisnaria Simatupang (Department of Physics, State University of Medan, Medan, Indonesia)
  Rahmatsyah Rahmatsyah (Department of Physics, State University of Medan, Medan, Indonesia)

  1-9

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  DOI : 10.25077/jif.14.1.1-9.2022

  Abstract View : 971

  PDF downloads: 593

• Statistical Comparison of IMERG Precipitation Products with Optical Rain Gauge Observations over Kototabang, Indonesia

  Helmi Yusnaini (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia., Indonesia)
  Ravidho Ramadhan (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia., Indonesia)
  Marzuki Marzuki (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia, Indonesia)
  Ayu Putri Ningsih (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia, Indonesia)
  Hiroyuki Hashiguchi (Research Institute for Sustainable Humanosphere (RISH), Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan., Japan)
  Toyoshi Shimomai (Department of Electronic and Control Systems Engineering, Shimane University, Shimane, Japan., Japan)
  Mutya Vonnisa (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia., Indonesia)
  Harmadi Harmadi (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia., Indonesia)
  Wiwit Suryanto (Department of Physics, Universitas Gajah Mada, Yogyakarta, 55281, Indonesia., Indonesia)
  Sholihun Sholihun (Department of Physics, Universitas Gajah Mada, Yogyakarta, 55281, Indonesia., Indonesia)

  10-20

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  DOI : 10.25077/jif.14.1.10-20.2022

  Abstract View : 1725

  PDF downloads: 1023

• Analysis of Fill Weight, Water Absorption and Density of Plasterboard Ceiling Made of Banana Midrib Fiber

  Ana Komariyah (Physics Study Program, Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Negeri Surabaya, Surabaya 60231, Indonesia, Indonesia)
  Sisy Anggelina Aulia Aska (Physics Study Program, Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Negeri Surabaya, Surabaya 60231, Indonesia, Indonesia)
  Arifa Insani Navalia (Physics Study Program, Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Negeri Surabaya, Surabaya 60231, Indonesia, Indonesia)
  Lydia Rohmawati (Physics Study Program, Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Negeri Surabaya, Surabaya 60231, Indonesia, Indonesia)
  Woro Setyarsih (Physics Study Program, Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Negeri Surabaya, Surabaya 60231, Indonesia, Indonesia)

  21-27

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  DOI : 10.25077/jif.14.1.21-27.2022

  Abstract View : 6613

  PDF downloads: 845

• Modeling of Dynamics Object with Non-Holonomic Constraints Based on Maple in Cylinder Coordinate R×S^1×SO(3)

  Melly Ariska (Physics Education, Faculty of Teacher Training and Education, Sriwijaya University, Palembang-Prabumulih Street KM 32 Indralaya, Ogan Ilir, South Sumatra 32155, Indonesia, Indonesia)
  Hamdi Akhsan (Physics Education, Faculty of Teacher Training and Education, Sriwijaya University, Palembang-Prabumulih Street KM 32 Indralaya, Ogan Ilir, South Sumatra 32155, Indonesia, Indonesia)
  Muhammad Muslim (Physics Education, Faculty of Teacher Training and Education, Sriwijaya University, Palembang-Prabumulih Street KM 32 Indralaya, Ogan Ilir, South Sumatra 32155, Indonesia, Indonesia)
  Jesi Pebralia (Physics Department, Faculty of Sciences and Technology, Universitas Jambi, Jambi - Muara Bulian Street No.Km. 15, Muaro Jambi 36122, Jambi, Indonesia, Indonesia)
  Arini Rosa Sinensis (Physics Education Program, STKIP Nurul Huda OKU Timur, Kotabaru Street Sukaraja, East OKU 321161, South Sumatra, Indonesia, Indonesia)
  Tine Aprianti (Chemical Engineering Department of University of Western Australia)

  28-36

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  DOI : 10.25077/jif.14.1.28-36.2022

  Abstract View : 4470

  PDF downloads: 678

• Wireless Data Logger Instrument for Indoor Acoustic Quality Measurement Based on Noise Background, Sound Distribution and Reverberation Time

  Ayu Afifah Al-Farzaq (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia., Indonesia)
  Harmadi Harmadi (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia., Indonesia)
  Elvaswer Elvaswer (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia.)

  37-44

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  DOI : 10.25077/jif.14.1.37-44.2022

  Abstract View : 1053

  PDF downloads: 904

• Core Reactivity Analysis during Fuel Draining Process in the Molten Salt Fast Reactor

  Puti Berkah Azurah (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia, Indonesia)
  Dian Fitriyani (Department of Physics, Universitas Andalas, Limau Manis, Padang 25163, Indonesia, Indonesia)
  Indarta Kuncoro Aji (Department of Advanced Energy Engineering Science, Kyushu University, Fukuoka 819-0395, Japan, Japan)

  45-53

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  DOI : 10.25077/jif.14.1.45-53.2022

  Abstract View : 1075

  PDF downloads: 618

• Design of Heart Rate, Oxygen Saturation, and Temperature Monitoring System for Covid-19 Patient Based on Internet of Things (IoT)

  Aldo Novaznursyah Costrada (Department of Physics, Bandung Institute of Technology, Bandung, 40132, Indonesia, Indonesia)
  Azizah Ghina Arifah (Department of Physics, Universitas Andalas, Padang, 25163, Indonesia, Indonesia)
  Inggi Dwi Putri (Department of Physics, Universitas Andalas, Padang, 25163, Indonesia, Indonesia)
  I Kadek Agus Sara Sawita (Department of Physics, Bandung Institute of Technology, Bandung, 40132, Indonesia, Indonesia)
  Harmadi Harmadi (Department of Physics, Universitas Andalas, Padang, 25163, Indonesia, Indonesia)
  Mitra Djamal (Department of Physics, Bandung Institute of Technology, Bandung, 40132, Indonesia, Indonesia)

  54-63

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  DOI : 10.25077/jif.14.1.54-63.2022

  Abstract View : 2348

  PDF downloads: 1949

• Mapping Risk Level Based on Peak Ground Acceleration (PGA) and Earthquake Intensity Using Multievent Earthquake Data in Malang Regency, East Java, Indonesia

  Uswatun Chasanah (Department of Physics, Universitas Muhammadiyah Lamongan, Lamongan 62218, Indonesia, Indonesia)
  Eko Handoyo (Department of Computer Engineering, Universitas Muhammadiyah Lamongan,Lamongan 62218, Indonesia, Indonesia)
  Nesya Nuur Rahmawati (Department of Computer Engineering, Universitas Muhammadiyah Lamongan,Lamongan 62218, Indonesia, Indonesia)
  Masria Musfiana (Department of Physics, Universitas Muhammadiyah Lamongan, Lamongan 62218, Indonesia, Indonesia)

  64-72

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  DOI : 10.25077/jif.14.1.64-72.2022

  Abstract View : 2353

  PDF downloads: 1013