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Peran Mahasiswa UIN Sumatera Utara dalam Pemberdayaan Ekonomi UMKM melalui Optimalisasi QRIS sebagai Instrumen Inklusi Keuangan di Desa Pematang Tengah, Kecamatan Tanjung Pura, Kabupaten Langkat Dewi Fazira; Ikhlasul Amal; M Ikhsani Simanjorang; Laylan Syafina
Nusantara: Jurnal Pengabdian kepada Masyarakat Vol. 6 No. 2 (2026): Mei : NUSANTARA Jurnal Pengabdian Kepada Masyarakat
Publisher : Pusat Riset dan Inovasi Nasional

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55606/nusantara.v6i2.8443

Abstract

Economic empowerment of rural communities through the strengthening of Micro, Small, and Medium Enterprises (MSMEs) is a crucial pillar in achieving national economic independence. One of the fundamental obstacles faced by MSMEs in rural areas is financial exclusion due to low digital literacy and dependence on conventional cash transaction systems. The Community Service Program (KKN) of students from the State Islamic University of North Sumatra (UIN SU) in Pematang Tengah Village was designed to bridge this gap by optimizing the Indonesian Standard Quick Response Code (QRIS). Through an intensive participatory mentoring approach, students acted as agents of digital transformation who educated, trained, and facilitated 10 local MSME actors in adopting non-cash payment technology. The results of the program show a significant shift from digital skepticism to digital trust. The implementation of QRIS has been proven to increase operational efficiency, financial management accuracy, and strengthen the image of business modernity in the eyes of consumers. This article emphasizes that the role of students is not merely as information deliverers, but as catalysts of social capital that is crucial for the sustainability of digitalization at the village level.
Antioxidant Activity of Stem, Fruit, and Leaf Extracts of Sonneratia ovata Mangrove Using the DPPH Method Ikhlasul Amal; Muhammad Hendri; Muhammad Yosi Prasetyo; Mohammad , Javad Hessami
BIOVALENTIA: Biological Research Journal Vol. 11 No. 2 (2025)
Publisher : Biology Department, Faculty of Mathematics and Natural Sciences, Sriwijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24233/biov.11.2.2025.520

Abstract

Mangrove plants are a type of plant that is able to grow in brackish waters in different salinity conditions in the tropics so as to form a unique and distinctive ecosystem. One of the mangrove plants that live in Indonesian waters is the mangrove of the Sonneratia genus. Empirically, parts of the mangrove plant of the Sonneratia sp. species such as fruit, bark, and leaves have been widely used as traditional medicine by the community to treat various diseases and can be used as natural antioxidants that are good for the body. The purpose of this study was to determine and analyze the potential activity of antioxidant compounds from the stem, fruit, and leaf extract of mangrove S. ovata. The antioxidant activity test method used the DPPH method which was measured by the percentage of inhibition and IC₅₀ value. The results of antioxidant activity from several test concentrations of stem, fruit, and leaf extracts obtained a very high percentage of inhibition so that the antioxidant compounds contained in the three samples could reduce free radical activity. Fruit samples had the highest antioxidant potential with an IC₅₀ value of 4.59 ppm, followed by leaf samples at 25.39 ppm and stem samples at 45.91 ppm. Thus, mangroves of the S. ovata species have the potential as natural antioxidants that are good for the body and only require <50 ppm to reduce free radicals by 50%.