Background: Andaliman (Zanthoxylum acanthopodium DC.) is a characteristic spice of North Sumatra with diverse bioactive constituents and potential applications in natural-product and material-based research. The characteristics of plant extracts can be influenced by extraction co...
Open access
Research Article10.9734/ajarr/2026/v20i101466
Aims: To investigate urban traffic noise levels at four strategic locations in Jakarta and evaluate the efficacy of a field-based learning approach for teaching sound-wave concepts to physics education students. Study Design: A mixed-methods design involving a cohort of 12 physic...
Open access
Research Article10.9734/ajess/2026/v52i93313
Aims: This study investigates the effectiveness of Project-Based Learning (PjBL) in enhancing undergraduate students’ conceptual understanding of biomaterials, learning motivation, and scientific inquiry skills within a biophysics course. Study Design: A mixed-methods classroom r...
Open access
Research Article10.9734/arjass/2026/v24i4903
Aims: To evaluate the inhibitory potential of twenty Indonesian phytochemicals against Candida albicans Secreted Aspartic Protease 2 (SAP2; PDB ID: 1EAG) with the biological rationale of inhibiting SAP2-mediated virulence in C. albicans, as this enzyme is essential for fungal tis...
Open access
Research Article10.9734/ajarr/2025/v19i121222
Tuna fish bone waste, a by-product of fish processing, exhibits promising potential for conversion into hydroxyapatite (HA), a high-value biomaterial with medical applications. This study successfully synthesized HA from tuna bone waste through a combined approach of calcination...
Open access
Research Article10.9734/ajarr/2025/v19i81121
Aims: Exploitation of bone waste to extract a vital material of high economic value. Study Design: The type of research is experimental. Place and Duration of Study: Department of Physics Education, Kristen Indonesia University, Jakarta, between March 2024 and September 2024. Met...
Open access
Research Article10.9734/ajarr/2024/v18i11788
Aims: The aim of this research is to examine the efficiency of batik shellfish shells as a source of calcium carbonate to produce calcium oxide compounds. Study Design: The type of research is Experimental. Place and Duration of Study: Sample: Department of Physics Education, Kr...
Open access
Research Article10.9734/ajarr/2024/v18i5644
Aims: To find active compounds from natural ingredients that have the potential to be antivirals of SARS-CoV-2. Study Design: Simulation research. Place and Duration of Study: Physics Laboratory, Department of Physics Education, Universitas Kristen Indonesia, between December 202...
Open access
Research Article10.9734/ajrcos/2022/v14i4294