Published: May 4, 2026

Improving Citrus Peel Essential Oil Production Using Aspergillus Niger as A Biological Pretreatment

Berly Aldro Alfaridzi (1), Diana (2), Khamdan Cahyari (3)
(1) Department Chemical Engineering, Faculty of Industrial Technology, Universitas Islam Indonesia, Jl. Kaliurang KM 14.5, Yogyakarta 55584, Indonesia ,
(2) Department Chemical Engineering, Faculty of Industrial Technology, Universitas Islam Indonesia, Jl. Kaliurang KM 14.5, Yogyakarta 55584, Indonesia ,
(3) Chemical Engineering Department, Faculty of Industrial Engineering, Islamic University of Indonesia, Yogyakarta, Indonesia Jl. Kaliurang km.14,5, Yogyakarta 55584, Indonesia
67

An Effect of Fucoidan Extract from Sargassum Siliquosum Using Combined Ultrasonic & Enzymatic Method on Its Functional Properties

Asadaldin Abdullah (1), Ifa Puspasari (2)
(1) Chemical Engineering Department, Faculty of Industrial Engineering, Islamic University of Indonesia, Yogyakarta, Indonesia Jl. Kaliurang km.14,5, Yogyakarta 55584, Indonesia ,
(2) Chemical Engineering Department, Faculty of Industrial Engineering, Islamic University of Indonesia, Yogyakarta, Indonesia Jl. Kaliurang km.14,5, Yogyakarta 55584, Indonesia
59

Research Trends on Cobalt-Doped Hydroxyapatite: Bibliometric Analysis and Emerging Applications

Research Trends on Cobalt-Doped Hydroxyapatite: Bibliometric Analysis and Emerging Applications

Zeeshan Ahmad (1), Mehru Nisa (2), Is Fatimah (3)
(1) Master of Chemistry Program, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Islamic University of Indonesia, Jl. Kaliurang KM.14,5, Yogyakarta 55584, Indonesia ,
(2) Universiti Kuala Lumpur-Medican Science and Technology (UniKL-MESTECH), Kuala Lumpur, Malaysia ,
(3) Master of Chemistry Program, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Islamic University of Indonesia, Jl. Kaliurang KM.14,5, Yogyakarta 55584, Indonesia
26

Optimization of Thin-Layer Chromatography Mobile Phase and Phytochemical Identification of the Ethyl Acetate Fraction of Houttuynia cordata (H. cordata) Leaves and Rhizomes

Aida Putri Mawaddah Rumiki (1), Tatang Shabur Julianto (2), Asih Triastuti (3)
(1) Master of Chemistry Program, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Islamic University of Indonesia, Jl. Kaliurang KM.14,5, Yogyakarta 55584, Indonesia ,
(2) Master of Chemistry Program, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Islamic University of Indonesia, Jl. Kaliurang KM.14,5, Yogyakarta 55584, Indonesia ,
(3) Master of Pharmacy Program, Departement of Pharmacy, Faculty of Mathematics and Natural Sciences, Islamic University of Indonesia, Jl. Kaliurang KM.14,5, Yogyakarta 55584, Indonesia
22

Temperature Effects on Growth and Culture Stability of Chlorella sp. in Laboratory Cultivation

Winda Trisna Anggraini (1), Ruth Suci Wadini Santoso (2), Wulandari Prasetya Saputri (3), Nurcahyo Iman Prakoso (4), Maisari Utami (5), Setyo Yanus Sasongko (6), Gani Purwiandono (7)
(1) Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Islam Indonesia, Indonesia ,
(2) Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Islam Indonesia, Indonesia ,
(3) Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Islam Indonesia, Indonesia ,
(4) Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Islam Indonesia, Indonesia ,
(5) Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Islam Indonesia, Indonesia ,
(6) Aimtopindo Nuansa Kimia Ltd., Bandung, Indonesia ,
(7) Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Islam Indonesia, Indonesia
33

Binder Engineering of Leather Shaving Waste–Based Collagen Composite for Shoe Insole Application: Mechanical–Moisture Trade-Off Analysis

Wahyu Fajar Winata (1), Elis Nurbalia (2), Elyka Rahmayani (3), Zahra Saadiya Dewi (4), Rini Tiyastuti (5)
(1) Program Studi Teknologi Pengolahan Kulit, Politeknik ATK Yogyakarta, Indonesia ,
(2) Program Studi Teknologi Pengolahan Kulit, Politeknik ATK Yogyakarta, Indonesia ,
(3) Program Studi Teknologi Pengolahan Karet dan Plastik, Politeknik ATK Yogyakarta, Indonesia ,
(4) Program Studi Teknologi Pengolahan Karet dan Plastik, Politeknik ATK Yogyakarta, Indonesia ,
(5) Program Studi Teknologi Pengolahan Kulit, Politeknik ATK Yogyakarta, Indonesia
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