Vol. 18 No. 1 (2026): March 2026

Research Article

• Monte Carlo Simulation to Understand the Working Mechanism of The Electrolytes Lithium Hexafloorophosphate and Ethylene Carbonate

  Ego Srivajawaty Sinaga (Department of Physics, Universitas Cenderawasih, Jayapura, 99581, Indonesia)
  Hubertus Ngaderman (Department of Physics, Universitas Cenderawasih, Jayapura, 99581, Indonesia)

  1-13

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  DOI : 10.25077/jif.18.1.1-13.2026

  Abstract View : 161

  pdf downloads: 166

• Equilibrium Points and Periodic Orbits of Artificial Satellite Adjacent to an Oblate and Rotating Asteroid

  La Fatsa Fauzia (Master Program in Astronomy, Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Bandung, 40132, Indonesia)
  Dermawan Budi (Astronomy Research Group & Bosscha Observatory, Faculty of Mathematics and Natural Sciences, and University Center of Excellence for Space Science, Technology and Innovation, Institut Teknologi Bandung, Bandung, 40132, Indonesia)

  14-24

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  DOI : 10.25077/jif.18.1.14-24.2026

  Abstract View : 126

  pdf downloads: 112

• Effect of Freshwater and Seawater Immersion on Mechanical Properties and Pre-Immersion Magnetic Response of Silicone Rubber–Magnetite Composite Magnets

  Wibowo Wibowo (Department of Mechanical Engineering, Universitas Sebelas Maret, Surakarta, 57126, Indonesia)
  Nehemia Herbert Santoso (Department of Mechanical Engineering, Universitas Sebelas Maret, Surakarta, 57126, Indonesia)
  Brilliano Wahyu Ramadhan (Department of Mechanical Engineering, Universitas Sebelas Maret, Surakarta, 57126, Indonesia)
  Wibawa Endra Juwana (Department of Mechanical Engineering, Universitas Sebelas Maret, Surakarta, 57126, Indonesia)
  Mujtahid Kaavessina (Department of Chemical Engineering, Universitas Sebelas Maret, Surakarta, 57126, Indonesia)

  25-34

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  DOI : 10.25077/jif.18.1.25-34.2026

  Abstract View : 135

  pdf downloads: 145

• Enhancing Stellar Orbit Accuracy through the Radius Power Law Time Step Function Model

  Hasanuddin Hasanuddin (Department of Physics, Faculty of Mathematics and Natural Sciences, University of Tanjungpura, Pontianak, 78124, Indonesia)
  Agustinus Eusebius (Department of Physics, Faculty of Mathematics and Natural Sciences, University of Tanjungpura, Pontianak, 78124, Indonesia)
  Yudha Arman (Department of Physics, Faculty of Mathematics and Natural Sciences, University of Tanjungpura, Pontianak, 78124, Indonesia)

  35-44

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  DOI : 10.25077/jif.18.1.35-44.2026

  Abstract View : 128

  pdf downloads: 10

• Analysis of Breast Cancer Radiation Dose Distribution Using Bolus Density in 3DCRT Technique Radiotherapy Planning at Andalas University Hospital

  Dini Asetiyo (Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang, 25163, Indonesia)
  Dian Milvita (Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang, 25163, Indonesia)
  Muhammad Ilyas (Installation of Radiotherapy Universitas Andalas Hospital, Padang, 25176, Indonesia)

  45-54

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  DOI : 10.25077/jif.18.1.45-54.2026

  Abstract View : 94

  pdf downloads: 49

• Long-Term Crustal Deformation along the Southern Java Subduction Margin Revealed by GNSS Observations

  Vira Friska (Department of Physics, Universitas Riau, Pekanbaru 28293, Indonesia)
  Marzuki Marzuki (Department of Physics, Universitas Andalas, Padang, 25163, Indonesia)
  Nurdin Nurdin (Department of Physics, Universitas Andalas, Padang, 25163, Indonesia)
  Fadilla Monica (Department of Physics, Universitas Andalas, Padang, 25163, Indonesia)

  55-66

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  DOI : 10.25077/jif.18.1.55-66.2026

  Abstract View : 63

  pdf downloads: 41

• Structural Interpretation of the Jonggol Mount Area, Kulon Progo, Yogyakarta, Using Gravity Inversion Modelling

  Setyo Pambudi (Department of Geology Engineering, Institut Teknologi Nasional Yogyakarta, Yogyakarta, 55281, Indonesia)
  Rizqi Prastowo (Department of Mining Engineering, Institut Teknologi Nasional Yogyakarta, Yogyakarta, 55281, Indonesia)
  Ajimas Pascaning Setiahadiwibowo (Department of Geophysics Engineering, Universitas Pembangunan Nasional Veteran Yogyakarta, Yogyakarta, 55283, Indonesia)

  67-79

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  DOI : 10.25077/jif.18.1.67-79.2026

  Abstract View : 61

  pdf downloads: 42

• A Computational Physics–Based Machine Learning Modelling of Multiphase Flow Dynamics for Crude Oil Percentage Prediction Using Water Cut and Sediment Indicators

  Jesi Pebralia (Physics Study Program, Faculty of Science and Technology, Universitas Jambi, Muaro Jambi, 36361, Indonesia)
  Iful Amri (Physics Education Study Program, Faculty of Teacher Training and Education, Universitas Sriwijaya, Ogan Ilir, 30128 , Indonesia)
  Dwi Rahmah Amanda (Physics Study Program, Faculty of Science and Technology, Universitas Jambi, Muaro Jambi, 36361, Indonesia)
  Muhammad Aziz Kurniawan (PT. Pertamina EP Field 1 Jambi, Jambi, 36129, Indonesia)

  80-92

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  DOI : 10.25077/jif.18.1.80-92.2026

  Abstract View : 54

  pdf downloads: 30

• Hierarchical Tissue-Based MRI Features with Explainable Machine Learning for Alzheimer’s Disease Classification

  Muhammed B Ceesay ( Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Indonesia, Depok, 16424, Indonesia)
  Adhi Harmoko Saputro ( Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Indonesia, Depok, 16424, Indonesia)
  Syahril Siregar ( Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Indonesia, Depok, 16424, Indonesia)

  93-104

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  DOI : 10.25077/jif.18.1.93-104.2026

  Abstract View : 65

  pdf downloads: 36

• Dynamics of Extreme Drought and Extreme Wet in Indonesia: Analysis of Frequency, Trends, and Spatial Distribution 1995–2024

  Suhadi Suhadi (Physics Education Study Program, Universitas Islam Negeri Raden Fatah Palembang, Palembang 30126, Indonesia)
  Jamiatul Khairunnisa Putri (Physics Education Study Program, Universitas Islam Negeri Raden Fatah Palembang, Palembang 30126, Indonesia)
  Andi Putra Sairi (Physics Education Study Program, Universitas Islam Negeri Raden Fatah Palembang, Palembang 30126, Indonesia)
  Tazkia Hayati (Physics Education Study Program, Universitas Islam Negeri Raden Fatah Palembang, Palembang 30126, Indonesia)
  Neneng Anjli (Physics Education Study Program, Universitas Islam Negeri Raden Fatah Palembang, Palembang 30126, Indonesia)
  Pras Diansyah (Physics Education Study Program, Universitas Islam Negeri Raden Fatah Palembang, Palembang 30126, Indonesia)
  Faizatul Mabruroh (Physics Education Study Program, Universitas Islam Negeri Raden Fatah Palembang, Palembang 30126, Indonesia)

  105-116

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  DOI : 10.25077/jif.18.1.105-116.2026

  Abstract View : 45

  pdf downloads: 36