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5 results for "MUHAMMAD IRSAN"

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  1. Journal Article

    Spatial-Temporal Performance Variability of 1 kWp Polycrystalline PV Systems across Indonesia’s Diverse Climate Zones

    MUHAMMAD IRSAN; NURUL CHAIRUNNISA NOOR; MUHAMMAD HAFIS

    Jurnal Elkomika, Vol. 14 No. 2 · 2026 · Indonesian · DOAJ

    Indonesia has enormous solar energy potential, but local climate variability often causes deviations between design estimates and actual performance. This study aims to analyze the effect of climate parameters on the performance of a 1 kWp solar power system in six different climate zones through…

  2. Journal Article

    Onomatope pada Pamflet Digital Produk Komersial Makanan dan Minuman Berbahasa Jepang: Kajian Struktur

    Muhammad Irsan; Yuyu Yohana Risagarniwa; Ekaning Krisnawati

    Humanis, Vol. 28 No. 4 · 2024 · Indonesian · DOAJ

    This research is a structural study that focuses on describing the syntactic categories and the types of Japanese onomatopoeia that taken from advertising pamphlets of commercial food and beverage products. The data analysis method that applied in this research is the intralingual pairing method…

  3. Journal Article

    POLYMORPHISMS OF THE PROGESTERONE RECEPTOR GENE IN ENDOMETRIOSIS PATIENTS OF SOUTH SUMATRA, INDONESIA

    Muhammad Irsan Saleh; Rizki Andini Nawawi; Subandrate Subandrate

    Jurnal Kedokteran dan Kesehatan, Vol. 9 No. 2 · 2022 · Indonesian · DOAJ

    Polymorphisms of the progesterone receptor gene alter the expressions of two receptor isoforms involved in the regulation of progesterone's antiproliferative effect in endometriotic tissue. This study aims to identify the +331G/A polymorphism of the progesterone receptor gene in endometriosis…

  4. Journal Article

    A Comprehensive Study of Renewable-Powered Floating Oil Skimmer Design for Indonesian Oil Spill Recovery

    Ahmad Yasim; Muhammad Irsan; Marfiansyah Nasra Dwiprayuda et al.

    Kapal, Vol. 23 No. 1 · 2026 · Indonesian · DOAJ

    Indonesian waters have intense shipping and offshore oil industry activities, often resulting in marine pollution from oil spills. These spills damage marine ecosystems, disrupt sea transportation, cause organism mortality and migration, and reduce fishery production as well as marine tourism. To…

  5. Journal Article

    Hair Mercury Concentrations among Residents Living Near Artisanal and Small-Scale Gold Mining Activities in Indonesia

    Rini Maya Sari; Muhammad Irsan; Legiran Legiran et al.

    Jurnal Presipitasi, Vol. 23 No. 2 · 2026 · English · DOAJ

    Mercury use in artisanal and small-scale gold mining (ASGM) remains a major public health concern in Indonesia. This cross-sectional biomonitoring study examined the factors associated with mercury exposure among 50 adults living near ASGM activities in the Bungo District. The interview data…