KF KFI
KFI

Vol. 21, No. 2, 2024

Terbit
08 September 2026
Artikel
15 artikel
ISSN
1412-2960
e-ISSN
2579-521X

Daftar Isi

  1. Production of activated charcoal from sugarcane bagasse using physical activation
    Mella Yolanda Alfika, Ety Jumiati, Miftahul Husnah
    Hlm. 179-182 10.31258/jkfi.21.2.179-182
  2. Earthquake vulnerability mapping based on probabilistic seismic hazard analysis (PSHA) in the Nias Islands, Indonesia
    Astri Angraeni, Lailatul Husna Lubis, Ratni Sirait, Reinhard Sipayung
    Hlm. 131-136 10.31258/jkfi.21.2.131-136
  3. Design of a coffee bean dryer prototype based on the internet of things
    Ardian Afandi, Masthura Masthura, Nazaruddin Nasution
    Hlm. 159-164 10.31258/jkfi.21.2.159-164
  4. The effect of variations in corncob activated carbon filter media with zeolite in digging well water purification
    Ridwan Yusuf Lubis, Ety Jumiati, Arif Amri Panggabean
    Hlm. 165-170 10.31258/jkfi.21.2.165-170
  5. Fabrication of a lithium-ion battery separator from cellulose acetate of empty palm fruit bunches with the addition of PVDF
    Rismadani Haryanti, Romi Fadli Syahputra, Delovita Ginting
    Hlm. 115-120 10.31258/jkfi.21.2.115-120
  6. Implementation of gas leak detection and security systems in smart homes
    Sonya Sasmita Simanjuntak, Mulkan Iskandar Nasution, Nazaruddin Nasution
    Hlm. 143-148 10.31258/jkfi.21.2.143-148
  7. Designing a mosque charity box with voice recognition and GPS based on the internet of things
    Ainun Azizah, Masthura Masthura, Mulkan Iskandar Nasution
    Hlm. 171-174 10.31258/jkfi.21.2.171-174
  8. Magnetic susceptibility, composition, and morphology of iron oxide particles resulting from ball milling of natural sand in the Rokan River
    Elfitah Ramadhani Triana, Salomo Salomo, Erwin Amiruddin, Rahmondia Nanda Setiadi
    Hlm. 121-126 10.31258/jkfi.21.2.121-126
  9. Application of solar panels in IoT-based bird pest control tools
    Fitri Harahap, Nazaruddin Nasution, Mulkan Iskandar Nasution
    Hlm. 149-154 10.31258/jkfi.21.2.149-154
  10. Literature study of the influence of exposure factors on receiving radiation doses in radiographic examinations
    Novia Anita
    Hlm. 175-178 10.31258/jkfi.21.2.175-178
  11. Utilization of young coconut fiber activated carbon with pre-carbonization variations as a supercapacitor electrode
    Winda Nofriyanti, Awitdrus Awitdrus
    Hlm. 127-130 10.31258/jkfi.21.2.127-130
  12. Reducing free fatty acid and peroxide levels in refining used cooking oil made from activated carbon from Barangan banana peels
    Dian Frasisca, Ety Jumiati, Masthura Masthura
    Hlm. 155-158 10.31258/jkfi.21.2.155-158
  13. Analysis of pressure distribution in cylindrical tube fluid flow using a fiber Bragg grating
    Annisa Ratna Pertiwi, Saktioto Saktioto, Bambang Widiyatmoko, Dwi Hanto
    Hlm. 109-114 10.31258/jkfi.21.2.109-114
  14. Random forest algorithm for precision dose prediction in brain cancer radiotherapy
    Luqyana Adha Azwat, Prawito Prajitno, Dwi Seno Kuncoro Sihono, Dewa Ngurah Yudhi Persada
    Hlm. 183-186 10.31258/jkfi.21.2.183-186
  15. Design an Arduino-based rice ATM machine system using RFID and ultrasonic sensors
    Andi Dhika Putranta Makullawu
    Hlm. 137-142 10.31258/jkfi.21.2.137-142