Vol. 9 No. 2 (2024): July-December 2024

Research Article

• Influence of Durian Rind Cellulose Microfiber as the Fillers on the Mechanical Properties of Polylactic Acid Bio-composites

  Watcharin Sitticharoen, Adirake Chainawakul, Chet Uthiyoung

  1-9

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• Adsorption characteristics of methylene blue onto low-cost dried and calcined water hyacinth: A batch and fixed-bed column study

  nakorn suriyanon, Pattra Wongpankamol , Siraprapa Chainetr, Wanida Suriyanon

  10-20

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• Comparison of Polypropylene Flow Index to Increase Injection Efficiency In Plastic Injection Mold, 2 Cavities of Different Shapes Plastic (Case Study : Pencil Box)

  Worapong Phongphattarawut, Supatthra Muparang, Noppharit Wasanbongngem, Jittiwat Nithikarnjanatharn, Wannisa Nutkhum

  21-29

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• Soil pH and Nutrient Analyzer for Selecting Suitable Economic Crops

  Suparoek Junsupasen, Issaraporn Amornsawatwattana, Chakrit Panpean

  30-40

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• The increasing Machine Availability of the Water Filtration Process in the Water Production Process: A Case Study of Mahasawat Water Treatment Plant

  Sirawit Pussawiro, Suparatchai Vorarat

  41-52

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• Influence of Fineness Modulus Values, Polypropylene Fibers Contents, and Air Foam Contents on Dry Unit Weight and Strengths of Lightweight Geopolymer Reinforced Polypropylene Fibers

  Piyathida Yoosuk, Cherdsak Suksiripattanapong

  53-63

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• The Evaluation of the Performance and Economics of Solar Tracking System for Bifacial Solar Panel

  Jirayu Beangthit, Sarawut Polvongsri

  64-75

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