Vol. 14 No. 1 (2023)

Articles

• A Low-Cost Instrument to Monitor Sulphur Dioxide Emissions Based on The DOAS Method

  Nur Zen, Haryono Setiyo Huboyo, Moch. Syarif Romadhon, Januar Arif Fatkhurrahman, Sidna Kosim Amrulah

  1-7

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  Abstract view : 301 times | Download: 187 times | DOI : https://doi.org/10.21771/jrtppi.2023.v14.no1.p1-7
  

• The pH-electrodeposition-dependant of Iron Oxide Toward The Physicochemical Characteristics and Electrochemical Performance in Biorefractory Pollutant Degradation

  Widya Ernayati Kosimaningrum, Heri Heriyanto, Meri Yulvianti, Alia Badra Pitaloka, Muhammad Raja Najahtama, Muhammad Aditya Wibisana, Yulis Sutianingsih

  8-18

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  Abstract view : 308 times | Download: 217 times | DOI : https://doi.org/10.21771/jrtppi.2023.v14.no1.p8-18
  

• Impact of Reduced Activator Concentration and Curing Method on Compressive Strength of Metakaolin/Fly Ash-based Geopolymer Mortar

  Andrie Harmaji, Alexander Syahlendra Haimir, Bambang Sunendar

  19-28

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  Abstract view : 196 times | Download: 178 times | DOI : https://doi.org/10.21771/jrtppi.2023.v14.no1.p19-28
  

• Evaluation of Diesel Engine Performance Using Biodiesel from Cooking Oil Waste (WCO)

  Suardi Suardi, Wira Setiawan, Andi Mursid Nugraha, Alamsyah Alamsyah, Rodlian Jamal Ikhwani

  29-39

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  Abstract view : 448 times | Download: 590 times | DOI : https://doi.org/10.21771/jrtppi.2023.v14.no1.p29-39
  

• The Potency of Biodiesel Production from The Local Used Frying Oil Through The Electrocatalysis Method

  Haris Numan Aulia

  40-52

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  Abstract view : 214 times | Download: 168 times | DOI : https://doi.org/10.21771/jrtppi.2023.v14.no1.p40-52