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  Experimental Investigation of Ammonia/Oxygen/Argon Combustion: The Role of Equivalence Ratio and Nozzle Shape in a Constant Volume Combustion Chamber with Sub-chamber

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.6.3

  Mitsuhisa Ichiyanagi, Emir Yilmaz, Takuma Ohashi, Masato Sanno, Guansen Lin, Sebastian Gunawan, Henry Widjaja, Leon Jonathan, Gabriel Jeremy Gotama, Willyanto Anggono, Takashi Suzuki

  704-715

  2024-11-15

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.6.3
• 

  Properties of Hydrochar Derived from Arabica Coffee Agro-Industry Residues under Wet Torrefaction Method

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.6.2

  Nyakty Shalihah, Adi Setiawan, Muhammad Muhammad, Shafira Riskina

  692-703

  2024-11-15

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.6.2
• 

  Role of Deagglomeration in Particle Size and Antibiofilm Activity of ZnO Nanoparticles Synthesized with Averrhoa bilimbi Extract

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.6.5

  Vita Wonoputri, Tjokorde Walmiki Samadhi, Shafira Khairunnisa, Eka Rahayu

  727-741

  2024-11-15

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.6.5
• 

  Optimization of Ultrasonic and Microbubble Disinfection for Escherichia coli and Staphylococcus aureus: Experimental Design and Effectiveness Evaluation

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.6.6

  Siwasit Pitjamit, Norrapon Vichiansan, Komgrit Leksakul, Dheerawan Boonyawan

  742-755

  2024-11-15

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.6.6
• 

  Interpreting Arc and Line Shapes in the Fault Ruptures of the 2016 Mw7.8 Kaikoura, New Zealand and the 2023 Mw7.8 and Mw7.6 East Anatolian Fault, Turkey-Syria Earthquakes: A Theoretical Approach

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.6.1

  Mudrik Rahmawan Daryono, Gino de Gelder, Adi Patria

  679-691

  2024-10-30

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.6.1
• 

  Drill Hole Spacing Analysis for Evaluation of Quartz Sand Resources as Residual Material from On-Land Alluvial Tin Processing based on Global Estimation Variance and Kriging Variance, with Case Study in the Bangka and Belitung Islands, Indonesia

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.5.9

  Roby Mardiyan Safitra, Mohamad Nur Heriawan, Komang Anggayana, Rubiarto Rubiarto, Ichwan Azwardi Lubis

  652-665

  2024-09-30

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.5.9
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  Aerodynamic Performance and Noise Characteristics of Modified Blade Tip of Small HAWT

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.5.8

  Sigit Iswahyudi, Setyawan Bekti Wibowo, Suyitno Suyitno, Agus Suprihanto

  639-651

  2024-09-30

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.5.8
• 

  Thermomechanical Analysis of Cement Hydration Effects in Multi-layered Pier Head Concrete: Finite Element Approach

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.5.7

  Mohammad Ismail Ramadan Ahmad, Inggar Septhia Irawati, Ali Awaludin, Suprapto Siswosukarto

  625-638

  2024-09-30

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.5.7
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  Numerical and Experimental Study of Seismically Excited Scaled Structure with Active Mass Damper

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.5.6

  Herlien Dwiarti Setio, Pei-ching Chen, Sangriyadi Setio, Michael Felix Sinjaya, Cecilia Andriana

  613-624

  2024-09-30

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.5.6
• 

  Dry Sliding Wear Behavior of Cemented Carbide at Elevated Temperatures

  DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.5.5

  Wan Fathul Hakim W Zamri, Azhari Shamsudeen, Muhamad Faiz Md Din

  603-612

  2024-09-30

  • Abstract

  10.5614/j.eng.technol.sci.2024.56.5.5