Vol. 16 No. 1 (2026): Vol. 16 No. 1 Edition

Published: 2026-03-31

Articles

Role of Dimensionality on Quantum Atkinson Engine Performance Based on the Potential Well Using Two Lowest Energy Levels under Equal Heat Leakage in Hot and Cold Reservoirs

Yohanes Dwi Saputra, Verby Romido, Nikita Renovich Burju Sibarani, Apriwandi Apriwandi, Vira Friska, Yeti Rafitasari, Zulfa Zulfa

01-10
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Intermediate Band Characteristics of Defective Perovskite Cs₂SnI₆ in Comparison with CsSnI₃: Insights into Its Role as Hole Transport Material for Solar Cells

Yolla Sukma Handayani, Sri Sukmawati, Adhita Asma Nurunnizar

11-22
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Role of the Sunda Strait in Water Mass Exchange and Circulation between the Java Sea and the Indian Ocean: a CROCO Model Experiment

Herwi Rahmawitri, Agus Saleh Atmadipoera, Faisal Hamzah, Tengfei Xu

23-41
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Effect of Mackerel (Scomberomorus Commerson) Bone-Derived Gelatin on Alum Performance in Coagulation–Flocculation Processes

Aditya Nur Ramadhan, Titin Anita Zaharah, Endah Sayekti

42-51
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Modification of Organic Dyes Cnidoscolus Aconitifolius Chlorophyll Hybrid with Dye Synthetic N719 with TiO2 Semiconductor Combination to Improve DSSC-Solar Cell Performance

Fernince Ina Pote, Hory Iramaya Dilak

52-62
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Three-Dimensional Soliton Propagation in Ruby for High-Stability Optical Communication

Meta Yantidewi, Rohim Aminullah Firdaus, Muhimmatul Khoiro, Nanang Winarno, Riski Ramadani, Afiyah Nikmah, Hanan Zaki Alhusni

63-73
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Numerical Analysis of Metric Perturbations, Spacetime Curvature, and Gravitational Wave Polarizations in Linearized General Relativity Using the Finite Difference Method

Reza Ariefka, Ruben Cornelius Siagian, Taufik Roni Sahroni, Arip Nurahman

74-90
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Effect of Hydrochloric Acid Leaching on the Elemental Composition and Photocatalytic Properties of Puya Sand, Local Gold Mining Residues From Sintang, West Kalimantan

Imelda Hotmarisi Silalahi, Uun Rabi'atul Khairiyah, Titin Anita Zaharah, Ari Widiyantoro

91-103
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