Vol. 8 No. 2 (2022)

Articles

• Larvicidal Activity of Streptomyces sp. Liquid Cultures Against Aedes aegypti Larvae

  Ni Wayan Desi Bintari, Putu Ayu Parwati

  🏢 Affiliation Details

  (1) Ni Wayan Desi Bintari: STIKES Wira Medika Bali, Study Program of Medical Laboratory Technology (Diploma III), Denpasar

  (2) Putu Ayu Parwati: STIKES Wira Medika Bali, Study Program of Medical Laboratory Technology (Diploma IV), Denpasar

  📄 Pages: 209-220

  📊 Views: 36 , ⬇️ Downloads: 28 , 🌐️ DOI: 10.22373/ekw.v8i2.11436

  • Abstract
  • PDF

• Hydrodeoxygenation of Castor Oil As an Alternative Source of Biohydrocarbon Using Nickel Catalyst Loaded On Hzsm-5 Zeolite

  Muhammad Abimansyah Saragih, Muhammad Irvan Hasibuan, Loren Simangunsong, Ahmad Nasir Pulungan, Junifa Layla Sihombing

  🏢 Affiliation Details

  (1) Muhammad Abimansyah Saragih: Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, Medan, Indonesia

  (2) Muhammad Irvan Hasibuan: Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, Medan, Indonesia

  (3) Loren Simangunsong: Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, Medan, Indonesia

  (4) Ahmad Nasir Pulungan: Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, Medan, Indonesia

  (5) Junifa Layla Sihombing: Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, Medan, Indonesia

  📄 Pages: 221-233

  📊 Views: 44 , ⬇️ Downloads: 42 , 🌐️ DOI: 10.22373/ekw.v8i2.12583

  • Abstract
  • PDF

• Identification of Power Quality Disturbances Using S-Transform and Multi-Class Support Vector Machine

  Alex Wenda

  🏢 Affiliation Details

  (1) Alex Wenda: Department of Electrical Engineering, Faculty of Science and Technology, State Islamic University of Sultan Syarif Kasim Riau

  📄 Pages: 234-249

  📊 Views: 24 , ⬇️ Downloads: 19 , 🌐️ DOI: 10.22373/ekw.v8i2.13026

  • Abstract
  • PDF

• Synthesis of Silica-PEG By Physically Coating With PEG 4000 For Absorption of Ion Nitrate

  Aster Rahayu, Maryudi Maryudi, Joni Aldilla Fajri, Lee Wah Lim, Nuraini Nuraini

  🏢 Affiliation Details

  (1) Aster Rahayu: Department of Chemical Engineering, Universitas Ahmad Dahlan, Yogyakarta

  (2) Maryudi Maryudi: Department of Chemical Engineering, Universitas Ahmad Dahlan, Yogyakarta, Indonesia

  (3) Joni Aldilla Fajri: Department of Environmental Engineering, Universitas Islam Indonesia, Yogyakarta

  (4) Lee Wah Lim: Department of Biomolecular Science, Gifu University, Gifu

  (5) Nuraini Nuraini: Department of Chemical Engineering, Universitas Ahmad Dahlan, Yogyakarta

  📄 Pages: 250-261

  📊 Views: 57 , ⬇️ Downloads: 44 , 🌐️ DOI: 10.22373/ekw.v8i2.14680

  • Abstract
  • PDF

• Characterization of Carrageenan Edible Film With Natural Antioxidant From Syzygium Cumini Leaf Extract (SCLE)

  Reni Silvia Nasution

  🏢 Affiliation Details

  (1) Reni Silvia Nasution: Department of Chemistry, Faculty of Science and Technology, Universitas Islam Negeri Ar-Raniry, Banda Aceh

  📄 Pages: 262-272

  📊 Views: 32 , ⬇️ Downloads: 38 , 🌐️ DOI: 10.22373/ekw.v8i2.10966

  • Abstract
  • PDF

• Effluent Quality Test On The Communal WWTP in Banda Aceh City

  Ikhwanul Muslimin, Izarul Machdar, Nasrul Arahman

  🏢 Affiliation Details

  (1) Ikhwanul Muslimin: Department of Environmental Master's Program, Syiah Kuala University, Banda Aceh

  (2) Izarul Machdar: Department of Chemical Engineering, Syiah Kuala University, Banda Aceh

  (3) Nasrul Arahman: Department of Chemical Engineering, Syiah Kuala University, Banda Aceh

  📄 Pages: 273-286

  📊 Views: 25 , ⬇️ Downloads: 20 , 🌐️ DOI: 10.22373/ekw.v8i2.11775

  • Abstract
  • PDF

• Spatial Distribution of Groundwater Salinity In The Coastal Area of Aceh Besar District

  Muhammad Kalbadri, Ichwana Ramli, Muhammad Faisal

  🏢 Affiliation Details

  (1) Muhammad Kalbadri: Department of Environmental Master’s Program, Universitas Syiah Kuala, Banda Aceh

  (2) Ichwana Ramli: Department of Agricultural Engineering, Department of Environmental Master’s Program, Research Center for Environmental and Natural Resources, Universitas Syiah Kuala, Banda Aceh

  (3) Muhammad Faisal: Department of Chemical Engineering, Universitas Syiah Kuala, Banda Aceh

  📄 Pages: 287-297

  📊 Views: 31 , ⬇️ Downloads: 26 , 🌐️ DOI: 10.22373/ekw.v8i2.11719

  • Abstract
  • PDF

• Indonesia’s Renewable Energy Outlook: What to Expect in The Future Renewable Energy of Indonesia. A Brief Review

  Ian Kurniawan, Reisya Ichwani, Richa Fionasari, Aryansyah Batubara, Adri Huda

  🏢 Affiliation Details

  (1) Ian Kurniawan: Department of Chemical Engineering, Faculty of Engineering, Universitas PGRI Palembang, Palembang

  (2) Reisya Ichwani: Department of Material and Mechanical Engineering, Worcester Polytechnic Institute, Worcester, Massachusetts

  (3) Richa Fionasari: Language Center, Universitas Riau, Pekanbaru

  (4) Aryansyah Batubara: Department of Energy, Ministry of Energy and Mineral Source of the Republic of Indonesia, Palembang

  (5) Adri Huda: (Scopus ID: 57195939115, H-Index: 8) Department of Environmental Engineering, Faculty of Engineering, Universitas Sumatera Utara, Medan

  📄 Pages: 298-313

  📊 Views: 203 , ⬇️ Downloads: 108 , 🌐️ DOI: 10.22373/ekw.v8i2.18738

  • Abstract
  • PDF

• Biophysical Characteristics of Nesting Site of Leatherback Turtles (Dermochelys coriacea) and Olive Ridley Turtles (Lepidochelys olivacea) on Lhoknga Beach of Aceh Besar

  Syafrizal Syafrizal, Zuriana Siregar, Aida Fithri, Widya Sari

  🏢 Affiliation Details

  (1) Syafrizal Syafrizal: Biology Master’s Study Program, Faculty of Mathematics and Natural Sciences, Universitas Syiah Kuala, Banda Aceh

  (2) Zuriana Siregar: Biology Department, Faculty of Mathematics and Natural Sciences, Universitas Syiah Kuala University, Banda Aceh

  (3) Aida Fithri: Biology Department, Faculty of Mathematics and Natural Sciences, Universitas Syiah Kuala University, Banda Aceh

  (4) Widya Sari: Biology Department, Faculty of Mathematics and Natural Sciences, Universitas Syiah Kuala University, Banda Aceh

  📄 Pages: 314-331

  📊 Views: 47 , ⬇️ Downloads: 42 , 🌐️ DOI: 10.22373/ekw.v8i2.12865

  • Abstract
  • PDF

• Suitability and Biophysical Characteristics of Sustainable Food Agricultural Land in Aceh Singkil

  Muhammad Yasar, Syahrul Syahrul, Zulfa Fijannah, Nor Diana Mohd Idris

  🏢 Affiliation Details

  (1) Muhammad Yasar: Agricultural Engineering Department, Faculty of Agriculture, Universitas Syiah Kuala, Banda Aceh, Aceh

  (2) Syahrul Syahrul: Agricultural Engineering Department, Faculty of Agriculture, Universitas Syiah Kuala, Banda Aceh, Aceh

  (3) Zulfa Fijannah: Agricultural Engineering Department, Faculty of Agriculture, Universitas Syiah Kuala, Banda Aceh, Aceh

  (4) Nor Diana Mohd Idris: Institute For Environment and Development (LESTARI), Universiti Kebangsaan Malaysia, Bangi

  📄 Pages: 332-346

  📊 Views: 11 , ⬇️ Downloads: 10 , 🌐️ DOI: 10.22373/ekw.v8i2.19315

  • Abstract
  • PDF

• Abundance and Diversity of Seaweed in The Coastal Area of South Aceh Regency, Aceh Province

  Firman Rija Arhas, Saida Rasnovi, Dahlan Dahlan

  🏢 Affiliation Details

  (1) Firman Rija Arhas: Biology Master’s Study Program, Faculty of Mathematics and Natural Sciences, Universitas Syiah Kuala, Banda Aceh

  (2) Saida Rasnovi: Biology Department, Faculty of Mathematics and Natural Sciences, Universitas Syiah Kuala, Banda Aceh

  (3) Dahlan Dahlan: Biology Department, Faculty of Mathematics and Natural Sciences, Universitas Syiah Kuala, Banda Aceh

  📄 Pages: 347-362

  📊 Views: 41 , ⬇️ Downloads: 31 , 🌐️ DOI: 10.22373/ekw.v8i2.12818

  • Abstract
  • PDF