Vol. 11 No. 1 (2025)

Articles

• Phytochemical Analysis, Antioxidant and Antibacterial Activity of Robusta Coffee (Coffea canephora) Extract From West Lampung

  Iffa Afiqa Khairani, Hida Arliani Nur Anisa, Jeane Siswitasari Mulyana, Elisa Nurma Riana, Wahyuni Dian Lestari

  🏢 Affiliation Details

  (1) Iffa Afiqa Khairani: Department of Biology, Faculty of Sciences, Institut Teknologi Sumatera, South Lampung, Indonesia

  (2) Hida Arliani Nur Anisa: Department of Biology, Faculty of Sciences, Institut Teknologi Sumatera, South Lampung, Indonesia

  (3) Jeane Siswitasari Mulyana: Department of Biology, Faculty of Sciences, Institut Teknologi Sumatera, South Lampung, Indonesia

  (4) Elisa Nurma Riana: Department of Biology, Faculty of Sciences, Institut Teknologi Sumatera, South Lampung, Indonesia

  (5) Wahyuni Dian Lestari: Department of Biology, Faculty of Sciences, Institut Teknologi Sumatera, South Lampung, Indonesia

  📄 Pages: 1-16

  📊 Views: 148 , ⬇️ Downloads: 46 , 🌐️ DOI: 10.22373/ekw.v11i1.26200

  • Abstract
  • PDF

• Graft Copolymerization of Natural Rubber With Functionalized Glycidyl Methacrylate Via Thermal and Free Radical Initiation: Effect of Processing Temperatures and Times

  Nasirsah Nasirsah, Fatma Suryani Harahap, Muhammad Darwis, Iskandar Safri Hasibuan, Syahruddin Aritonang

  🏢 Affiliation Details

  (1) Nasirsah Nasirsah: Department of Chemistry Education, Faculty of Teacher Training and Education, Universitas Muhammadiyah Tapanuli Selatan, Padang Sidempuan, Indonesia

  (2) Fatma Suryani Harahap: Department of Chemistry Education, Faculty of Teacher Training and Education, Universitas Muhammadiyah Tapanuli Selatan, Padang Sidempuan, Indonesia

  (3) Muhammad Darwis: Department of Biology Education, Faculty of Teacher Training and Education, Universitas Muhammadiyah Tapanuli Selatan, Padang Sidempuan, Indonesia

  (4) Iskandar Safri Hasibuan: Department of Biology Education, Faculty of Teacher Training and Education, Universitas Muhammadiyah Tapanuli Selatan, Padang Sidempuan, Indonesia

  (5) Syahruddin Aritonang: Department of Physics Education, Faculty of Teacher Training and Education, Universitas Muhammadiyah Tapanuli Selatan, Padang Sidempuan, Indonesia

  📄 Pages: 17-34

  📊 Views: 23 , ⬇️ Downloads: 46 , 🌐️ DOI: 10.22373/ekw.v11i1.23784

  • Abstract
  • PDF

• The Relationship Between Conflict Risk of Sumatran Tiger (Panthera tigris sumatrae) and Vegetation Density in The Leuser Ecosystem Area of South Aceh District

  Istafan Najmi, Wira Dharma, Saida Rasnovi

  🏢 Affiliation Details

  (1) Istafan Najmi: Biology Master’s Degree Program, Faculty of Mathematics and Natural Sciences, Syiah Kuala University, Banda Aceh, Indonesia

  (2) Wira Dharma: Biology Master’s Degree Program, Faculty of Mathematics and Natural Sciences, Syiah Kuala University, Banda Aceh, Indonesia

  (3) Saida Rasnovi: Biology Master’s Degree Program, Faculty of Mathematics and Natural Sciences, Syiah Kuala University, Banda Aceh, Indonesia

  📄 Pages: 35-56

  📊 Views: 97 , ⬇️ Downloads: 32 , 🌐️ DOI: 10.22373/ekw.v11i1.23571

  • Abstract
  • PDF

• Identifying It Governance and Management Objectives (GMO) With COBIT 2019: Case Study Islamic State University Ar-Raniry

  Venita Ananda, Ghufran Ibnu Yasa, Ima Dwitawati

  🏢 Affiliation Details

  (1) Venita Ananda: Department of Information Technology, Faculty of Science and Technology, Universitas Islam Negeri Ar-Raniry Banda Aceh, Indonesia

  (2) Ghufran Ibnu Yasa: Department of Information Technology, Faculty of Science and Technology, Universitas Islam Negeri Ar-Raniry Banda Aceh, Indonesia

  (3) Ima Dwitawati: Department of Information Technology, Faculty of Science and Technology, Universitas Islam Negeri Ar-Raniry Banda Aceh, Indonesia

  📄 Pages: 57-79

  📊 Views: 25 , ⬇️ Downloads: 34 , 🌐️ DOI: 10.22373/ekw.v11i1.26329

  • Abstract
  • PDF

• Utilization of Piji Palm [Pinanga coronata (Blume) Blume] by People Around Baturraden Botanical Garden, Banyumas Regency, Central Jawa

  Saniyatun Mar'atus Solihah, Mega Atria, Joko Ridho Witono

  🏢 Affiliation Details

  (1) Saniyatun Mar'atus Solihah: Biology Departement, Faculty of Mathematic and Natural Science, Universitas Indonesia, Depok, Indonesia

  (2) Mega Atria: Biology Departement, Faculty of Mathematic and Natural Science, Universitas Indonesia, Depok, Indonesia

  (3) Joko Ridho Witono: Research Center for Biosystematics and Evolution, National Research and Innovation Agency Republic of Indonesia, Cibinong, Indonesia

  📄 Pages: 80-95

  📊 Views: 30 , ⬇️ Downloads: 14 , 🌐️ DOI: 10.22373/ekw.v11i1.26301

  • Abstract
  • PDF