The Journal of the Physical Society of Indonesia JPSI provides an international platform for advancing knowledge in physics emphasizing high quality research that spans theoretical experimental and applied domains JPSI welcomes submissions that push the boundaries of traditional physics disciplines while fostering interdisciplinary collaboration JPSI focus includes but is not limited to the following areas Astrophysics and Astronomy Exploring cosmic phenomena stellar evolution galactic dynamics and the frontiers of observational and theoretical astrophysics Nuclear and Radiation Physics Investigating reactor physics radioisotope applications particle interactions and neutron scattering techniques Atomic and Molecular Physics Delving into the quantum behavior of atoms and molecules spectroscopy and fundamental processes at micro and nanoscale levels Biophysics Bridging physics and biology to understand complex systems biomechanics and biophysical processes Condensed Matter Physics Examining the properties of solids and liquids including superconductivity magnetism and quantum materials Energy Physics Researching renewable energy energy storage and physics based innovations in sustainable energy solutions Geophysics and Atmospheric Physics Addressing Earth dynamics seismic phenomena meteorology climatology and atmospheric processes Material Physics Unveiling the synthesis characterization and application of advanced materials including nanomaterials and photonics Mathematical and Computational Physics Developing and applying mathematical models and computational techniques to solve physical problems across disciplines Optics and Quantum Physics Investigating the behavior of light optical systems quantum phenomena and emerging quantum technologies Particle Physics Studying the fundamental particles of the universe their interactions and implications for cosmology and beyond Physics Education Enhancing teaching methodologies curriculum development and innovative approaches in physics education Interdisciplinary Approach JPSI encourages interdisciplinary studies that combine physics with fields such as engineering biology chemistry and computational sciences The journal fosters a confluence of ideas methodologies and discoveries that contribute to the broader understanding and application of physics ASJC Code 3100 General Physics and Astronomy JPSI is committed to publishing research that not only advances the understanding of physical phenomena but also contributes to the practical and theoretical frameworks that shape the future of science and technology