Vol. 15 No. 2 (2025)

Articles

• Identification of Fault Characteristics in the 2021 Ambarawa Swarm Earthquake Based On Focal Mechanism Analysis

  Muhammad Rizal Ramadhani,  Universitas Negeri Yogyakarta,  Indonesia

  Khafidh Nur Aziz,  Universitas Negeri Yogyakarta,  Indonesia

  Budiarta,  Badan Meteorologi, Klimatologi, dan Geofisika (BMKG),  Indonesia

  103-116

  DOI : https://doi.org/10.26740/jpfa.v15n2.p103-116
  Abstract views: 227 , PDF downloads: 11

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• Porous Ceramics: The Role of Coffee Grounds and Rice Husk Ash in Physical and Mechanical Properties

  Fauzi,  Indonesia

  Evi Yufita,  Indonesia

  Afwandi Taga S,  Universitas Syiah Kuala,  Indonesia

  Rinaldi Romar,  Universitas Syiah Kuala,  Indonesia

  Musvira,  Universitas Syiah Kuala,  Indonesia

  Dini Rizqi Dwi Kunti Siregar,  Universitas Syiah Kuala,  Indonesia

  Endi Suhendi,  Universitas Pendidikan Indonesia,  Indonesia

  Elin Yusibani,  Universitas Syiah Kuala,  Indonesia

  117-131

  DOI : https://doi.org/10.26740/jpfa.v15n2.p117-131
  Abstract views: 129 , PDF downloads: 12

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• Optical and Electrical Characterization of ZnO:Ga₂O₃ Thin Films Synthesized by MASP for Oxygen Gas Sensor Applications

  Sulhadi,  Universitas Negeri Semarang,  Indonesia

  Hendra Dwi Gunawan,  Universitas Negeri Semarang,  Indonesia

  Putut Marwoto,  Universitas Negeri Semarang,  Indonesia

  Sugianto,  Universitas Negeri Semarang,  Indonesia

  Fristian Rifita,  Indonesia

  Hendi Prawiro Raharjo,  Universitas Negeri Semarang,  Indonesia

  Agus Nu'man,  Universitas Negeri Semarang,  Indonesia

  132-144

  DOI : https://doi.org/10.26740/jpfa.v15n2.p132-144
  Abstract views: 72 , PDF downloads: 7

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• Development of an ESP32-Based Resistivity Meter Instrument with Integration of ACS712 Current Sensor, ADS1115 Voltage Sensor and Neo6MV2 GPS Module

  Aryadi Nurfalaq,  Universitas Cokroaminoto Palopo,  Indonesia

  Rahma Hi. Manrulub,  Universitas Cokroaminoto Palopo ,  Indonesia

  Irwan Ramli,  Universitas Cokroaminoto Palopo ,  Indonesia

  145-158

  DOI : https://doi.org/10.26740/jpfa.v15n2.p145-158
  Abstract views: 149 , PDF downloads: 12

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• Study of the Existence of the Toba Pyramid Site in Marbun Toruan Village Using a Combination of Geoelectric and Satellite Imagery Methods

  Olihta Kudadiri,  Universitas Negeri Medan,  Indonesia

  Rahmatsyah,  Indonesia

  Rita Juliani,  Indonesia

  Juniar Hutahean,  State University of Medan,  Indonesia

  Muhammad Kadri,  State University of Medan,  Indonesia

  Togi Tampubolon,  Indonesia

  159-174

  DOI : https://doi.org/10.26740/jpfa.v15n2.p159-174
  Abstract views: 3 , PDF downloads: 8

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• Development of Hydroxyapatite-Based Bone Phantoms from Blood Cockle Shells: Effect of Material Composition on X-ray Attenuation

  Chika Pricilla Putri Irawan,  Universitas Mulawarman ,  Indonesia

  Devina Rayzy Perwitasari Sutaji Putri,  Universitas Mulawarman ,  Indonesia

  Rahmawati Munir,  Universitas Mulawarman ,  Indonesia

  Zetsaona Sihotang,  Universitas Mulawarman ,  Indonesia

  175-186

  DOI : https://doi.org/10.26740/jpfa.v15n2.p175-186
  Abstract views: 181 , PDF downloads: 9

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• Analysis of Image Quality Values of Signal-to-Noise Ratio (SNR) and Contrast-to-Noise Ratio (CNR) in T1 and T2 MRI Sequences of Brain Tumors

  Ainus Sarlianto Sarli,  Universitas Mulawarman ,  Indonesia

  Pratiwi Sri Wardani,  Universitas Mulawarman ,  Indonesia

  Adrianus Inu Natalisanto,  Universitas Mulawarman ,  Indonesia

  187-199

  DOI : https://doi.org/10.26740/jpfa.v15n2.p187-199
  Abstract views: 102 , PDF downloads: 5

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