All Stories

  1. Enhancing vinasse biodegradability through ozonation: a response surface approach toward biogas-oriented wastewater valorization

    Article • Biodegradation, September 2026, Springer Science + Business Media

    Tubagus Rayyan Fitra Sinuhaji

  2. Photovoltaic–silica-assisted hybrid solar drying stages and procedures of cacao beans

    Article • Journal of Thermal Analysis and Calorimetry, July 2026, Springer Science + Business Media

    Tubagus Rayyan Fitra Sinuhaji

  3. Recent developments in sustainable solid adsorbents and a potential technologies review for regeneration processes in CO2 capture

    Article • Journal of Thermal Analysis and Calorimetry, June 2026, Springer Science + Business Media

    Tubagus Rayyan Fitra Sinuhaji

  4. Implementing machine learning methods for in-depth analysis and classification of surface water quality in Central Java

    Article • Environmental Science and Pollution Research, November 2025, Springer Science + Business Media

    Tubagus Rayyan Fitra Sinuhaji

  5. Modified Corn Stem Powder as a Polypropylene Composite Filler with the Addition of Maleic Anhydride-g-Polypropylene

    Article • Next Research, August 2025, Elsevier

    Tubagus Rayyan Fitra Sinuhaji

  6. Evaluation and comparison of drying models in open sun drying and photovoltaic and LPG burner assisted hybrid solar drying system

    Article • Case Studies in Chemical and Environmental Engineering, June 2025, Elsevier

    Tubagus Rayyan Fitra Sinuhaji, Professor H Hadiyanto

  7. Targeting diabetes with flavonoids from Indonesian medicinal plants: a review on mechanisms and drug discovery

    Article • Naunyn-Schmiedeberg s Archives of Pharmacology, April 2025, Springer Science + Business Media

    Tubagus Rayyan Fitra Sinuhaji

  8. Comparison of column adsorption processes by downflow and upflow for removal of cupric (Cu2+) ion solutions using non activated and activated charcoal from rambutan (Nephelium lappaceum L.) stems

    Article • South African Journal of Chemical Engineering, April 2025, Elsevier

    Tubagus Rayyan Fitra Sinuhaji, Vikram Alexander

  9. A systematic literature review of the drying of cocoa in 2003-2023

    Article • Food and Humanity, December 2024, Elsevier

    Tubagus Rayyan Fitra Sinuhaji, Professor H Hadiyanto

  10. SDS and TX-100 performance in removing Cd ion from contaminated sand in flushing column

    Article • Colloids and Surfaces A Physicochemical and Engineering Aspects, September 2024, Elsevier

    Vikram Alexander, Tubagus Rayyan Fitra Sinuhaji

  11. Energy Analysis and Economy Performance of a Hybrid Solar Dryer for Drying Coffee

    Article • Jurnal Sains Materi Indonesia, August 2024, Research Center for Electrical Power and Mechatronics

    Tubagus Rayyan Fitra Sinuhaji, Professor H Hadiyanto

  12. Surface characteristic carbon Rambutan using SEM/EDX and FTIR as natural adsorbent and activation HNO3

    Article • January 2024, American Institute of Physics

    Tubagus Rayyan Fitra Sinuhaji

  13. Evaluation and Comparison of Drying Models in Open Sun Drying and Photovoltaic-Burner-Hybrid Solar Drying

    Article • January 2024, Elsevier

    Tubagus Rayyan Fitra Sinuhaji, Professor H Hadiyanto

  14. Remediation of contaminated sand by Cd ions with variation operation: Batch and flushing column with foam and without foam of SDS surfactant

    Article • South African Journal of Chemical Engineering, April 2023, Elsevier

    Vikram Alexander, Tubagus Rayyan Fitra Sinuhaji

  15. The potential of the intermediate tongue leaves as an anti-radiation agent.

    Article • January 2023, American Institute of Physics

    Halimatuddahliana Nasution, Tubagus Rayyan Fitra Sinuhaji

  16. Practical from home on drying operation module with cucumber as the sample

    Article • January 2023, American Institute of Physics

    Tubagus Rayyan Fitra Sinuhaji

  17. Assessment on Hybrid Solar Dryer for an Effective Red Chili Drying Process

    Article • E3S Web of Conferences, January 2023, EDP Sciences

    Tubagus Rayyan Fitra Sinuhaji, Professor H Hadiyanto

  18. INTRODUCTION OF FATTY ALCOHOL SULFATES: A SHORT REVIEW

    Article • November 2021, Open Engineering Inc

    Tubagus Rayyan Fitra Sinuhaji

  19. Drying kinetics on mass reduction with natural operation of potatoes as simulation model

    Article • IOP Conference Series Earth and Environmental Science, November 2021, Institute of Physics Publishing

    Tubagus Rayyan Fitra Sinuhaji

  20. Stay home practical: Effect of thickness and environmental conditions on drying kinetics of radish as the samples

    Article • IOP Conference Series Earth and Environmental Science, November 2021, Institute of Physics Publishing

    Tubagus Rayyan Fitra Sinuhaji

  21. Sun energy on natural drying of cucumber and radish

    Article • IOP Conference Series Earth and Environmental Science, June 2021, Institute of Physics Publishing

    Tubagus Rayyan Fitra Sinuhaji

  22. Simulation of natural drying kinetics of carrot (Daucus carota L) on thickness variation

    Article • IOP Conference Series Earth and Environmental Science, June 2021, Institute of Physics Publishing

    Tubagus Rayyan Fitra Sinuhaji

  23. Simulation of natural drying kinetics model of carrot (Daucus carota L.) on shape variation: Research from home

    Article • IOP Conference Series Materials Science and Engineering, March 2021, Institute of Physics Publishing

    Tubagus Rayyan Fitra Sinuhaji

  24. Simulation model on the potato as the samples on the dryer operation module with thickness variation

    Article • IOP Conference Series Materials Science and Engineering, December 2020, Institute of Physics Publishing

    Tubagus Rayyan Fitra Sinuhaji

  25. Adsorption capacity of heavy metal cadmium using white sand as adsorbent

    Article • IOP Conference Series Materials Science and Engineering, May 2020, Institute of Physics Publishing

    Tubagus Rayyan Fitra Sinuhaji

  26. Energy Productivity Ratio (EPR) in Producing Aren Sugar from Nira Aren Tree: Traditional Processing

    Article • January 2019, Scitepress

    Tubagus Rayyan Fitra Sinuhaji

  27. Interaction of Trade in North Sumatra

    Article • January 2019, Scitepress

    Tubagus Rayyan Fitra Sinuhaji