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Repositori Institusi
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Repositori Institusi
Multi-pathways for Sustainable Fuel Production from Biomass using Zirconium-Based Catalysts: A Comprehensive Review
Numerous concerns, including environmental impact and public health issues, drive the urgent need to replace nonrenewable fossil fuels with renewable energy sources, with biomass emerging as a viable alternative globally. In this comprehensive review...
Repositori Institusi
POLICIES FOR OVERCOMING FOREST AND LAND FIRES ON PEATLANDS FROM THE PERSPECTIVE OF INTER-ORGANIZATIONAL NETWORKS IN INDONESIA
Peatland management policies in Indonesia have long been carried out by local communities in various regions wisely and local policies that preserve nature. However, along with the rapid population growth followed by an increase in the need for land ...
Jurnal Institusi
Biodiesel Production from Waste Palm Oil Catalyzed by Hierarchical ZSM-5 Supported Calcium Oxide
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 98-104
Biodiesel production from waste palm oil catalyzed by hierarchical ZSM-5 supported calcium oxide was studied. The activity of CaO increased after supported on h-ZSM-5 resulting an increase in conversion from 93.17% to 95.40%. A maximum conversion of ...
Jurnal Institusi
Studi Komparasi Kinerja Keuangan Bank Umum Konvensional Menjadi Bank Umum Syariah (Konversi) pada Pt Bank Riau Kepri Syariah (Perseroda) Tahun 2020 S/D 2024
Jalak: JURNAL AKUNTANSI LANCANG KUNING; Vol. 2 No. 5 (2024): JALAK; 386-393
This study aims to compare the financial performance of PT Bank Riau Kepri before and after its conversion to PT Bank Riau Kepri Syariah (Perseroda), focusing on the years 2020 to 2024. The research utilizes descriptive comparative analysis with a qu...
Jurnal Institusi
The Impact of Automotive Engineering Students’ Understanding of Renewable Energy (Hybrid Energy Conversion)
International Journal of Pedagogy; Vol. 3 No. 2 (2025): International Journal of Pedagogy; 58-65
This study investigates the understanding of Automotive Engineering students regarding renewable energy, particularly focusing on hybrid energy conversion. The rapid advancement of renewable energy technologies, including electric, hybrid, and hydrog...
Jurnal Institusi
Condensation of Indole with Isatin over AlCl3/Mesoporous Aluminosilicate
Indonesian Journal of Chemistry; Vol 15, No 1 (2015); 56-63
Aluminium chloride immobilized on mesoporous aluminosilicate was investigated as catalysts in the condensation of isatin with indole. AlCl3/mesoporous aluminosilicate (AlCl3/AM) catalysts were prepared by impregnation of 1, 5, 10 and 15 wt% AlCl3 on ...
Jurnal Institusi
Conversion of Cyclohexanone to Adipic Acid Catalyzed by Heteropoly Compounds
Indonesian Journal of Chemistry; Vol 15, No 1 (2015); 64-69
Conversion of cyclohexanone to adipic acid using hydrogen peroxide as green oxidant catalyzed by heteropoly compounds i.e. H5[a-BW12O40] H4[a-SiW12O40] and H4[a-PVMo11O40] has been carried out systematically in one pot synthesis under mild condition....
Jurnal Institusi
Oxidation of Cyclohexane to Cylohexanol and Cyclohexanone Over H4[a-SiW12O40]/TiO2 Catalyst
Indonesian Journal of Chemistry; Vol 16, No 2 (2016); 175-180
Oxidation of cyclohexane to cyclohexanol and cyclohexanone was carried out using H4[a-SiW12O40]/TiO2 as catalyst. In the first experiment, catalyst H4[a-SiW12O40]/TiO2 was synthesized and characterized using FTIR spectroscopy and X-Ray analysis. In t...
Jurnal Institusi
Konversi Utang PT Menjadi Saham Berdasarkan UU Kepailitan PKPU Nomor 37 Tahun 2004
Jurnal Niara; Vol. 18 No. 2 (2025): September; 494-506
This study aims to analyze the regulation of debt-to-equity conversion in limited liability companies within the framework of Law Number 37 of 2004 concerning Bankruptcy and Suspension of Debt Payment Obligations and examine the considerations of com...
Jurnal Institusi
Synergistic effect of turmeric (Curcuma longa L.) powder and nitrifying probiotics on productivity and ammonia level in excreta from quails (Coturnix coturnix japonica)
Jurnal Ilmiah Pertanian; Vol. 20 No. 1 (2023): Jurnal Ilmiah Pertanian ; 79-87
One of the keys to successful quail rearing is choosing suitable nutritional feed. Unfortunately, feed nutrients not adequately absorbed by the digestive tract of quails, in addition to impacting productivity, will also be wasted and decompose to for...
Jurnal Institusi
Sosialisasi Pemahaman Siswa Jurusan Teknik Otomotif terhadap Energi Terbarukan (Konversi Energi Hybrid) di SMK Telkom Pekanbaru
ABDIMAS Lectura: Jurnal Pengabdian Kepada Masyarakat; Vol. 3 No. 1 (2025): ABDIMAS Lectura: Jurnal Pengabdian Kepada Masyarakat; 14-22
The development of renewable energy technology is progressing rapidly in response to the growing demand for environmentally friendly energy sources. In the automotive sector, renewable energy-based vehicles such as electric, hybrid, and hydrogen-powe...
Jurnal Institusi
Influences of Temperature on the Conversion of Ammonium Tungstate Pentahydrate to Tungsten Oxide Particles with Controllable Sizes, Crystallinities, and Physical Properties
Indonesian Journal of Chemistry; Vol 16, No 2 (2016); 124-129
The purpose of this study was to investigate influences of temperature on the conversion of ammonium tungstate pentahydrate (ATP) powder to tungsten trioxide (WO3) particles with controllable sizes, crystallinities, and physicochemical properties. In...
Jurnal Institusi
KAJIAN PERLINDUNGAN HUKUM TERHADAP HUTAN DAN LAHAN GAMBUT DARI RESIKO KEBAKARAN: PENDEKATAN SYSTEMATIC LITERATURE REVIEW
Green Tech: Jurnal Ilmu Lingkungan; Vol. 3 No. 2 (2025); 167-178
Indonesia's tropical peatlands, spanning 21 million hectares, are vital for biodiversity, carbon storage, and climate regulation but face threats from land conversion, resulting in degradation, fires, and floods. Peatland fires cause severe envi...
Jurnal Institusi
Effect of Calcination Temperature on the Synthesis of ZrO2-Pillared Saponite to Catalytic Activity in Menthol Esterification
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 8-13
The influence of calcination temperature on the synthesis of zirconia-pillared saponite (PILS) and on its catalytic activity in menthol esterification has been studied. Zirconia pillarization was conducted using zirconium tetraisopropoxide as a precu...
Jurnal Institusi
Cyclic Acetalization of Furfural on Porous Aluminosilicate Acid Catalysts
Indonesian Journal of Chemistry; Vol 16, No 3 (2016); 289-296
Porous aluminosilicate materials included microporous and mesoporous ZSM-5, hierarchical aluminosilicates, and mesoporous aluminosilicate were tested for acetalization of furfural (furan-2-carbaldehyde) with propylene glycol. The existing synthesis m...
Jurnal Institusi
Waste Cooking Oil Conversion into Biodiesel for Household and Fishermen Energy in Yoboi Village, Jayapura Regency: Konversi Minyak Jelantah Menjadi Biodiesel untuk Energi Rumah Tangga dan Nelayan di Kampung Yoboi, Kabupaten Jayapura
Dinamisia : Jurnal Pengabdian Kepada Masyarakat; Vol. 10 No. 1 (2026): Dinamisia: Jurnal Pengabdian Kepada Masyarakat; 53-61
This community service program was carried out in Yoboi Village, Jayapura Regency, to address the community’s dependence on expensive and scarce kerosene and the environmental problems caused by waste cooking oil disposal. The program introduced a ...