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A scoping review of potential biomaterials as optimal platforms for triboelectric nanogenerators Saputra, Kormil; Khuzaima, Nabila D.; Melani, Melani; Wahyudin, Wahyudin; Madani, Awanda OP.
Narra X Vol. 3 No. 2 (2025): August 2025
Publisher : Narra Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52225/narrax.v3i2.214

Abstract

The increasing human reliance on electricity, driven by rapid technological advancement, continues to depend largely on non-renewable fossil fuels, raising critical concerns about energy sustainability and environmental degradation. This study aims to explore the potential of biomaterials as alternative platforms for enhancing the performance of Triboelectric Nanogenerators (TENGs), using a scoping review approach. A systematic literature review was conducted utilizing the Scopus, Crossref, and Google Scholar databases, guided by the PRISMA Extension for Scoping Reviews (PRISMA-ScR) framework. Relevant studies were analyzed based on publication trends, types of biomaterials employed, synthesis methods, operational mechanisms, and key electrical output parameters. The findings indicate that biomaterials such as cellulose, chitosan, and natural proteins exhibit promising triboelectric properties, contributing to improvements in energy conversion efficiency, biocompatibility, and operational stability of TENGs. Further research is recommended to optimize material structures and surface modifications to enhance charge transfer mechanisms. Additionally, the incorporation of carbon-based materials such as graphene and MXene with biomaterials has demonstrated significant potential to amplify device performance. This review also underscores the wide-ranging applications of biomaterial-based TENGs in wearable electronics, biomedical sensing, and eco-friendly energy systems. Overall, this study provides a comprehensive overview and valuable insights into the strategic role of biomaterials in advancing next-generation green energy technologies.
Differences in the Effects of Chlorhexidine on Optical Density and Colony Count Between Carbapenem-Sensitive and Carbapenem-Resistant Acinetobacter baumannii Strains Melani, Melani
Jurnal Sehat Indonesia (JUSINDO) Vol. 7 No. 2 (2025): Jurnal Sehat Indonesia (JUSINDO)
Publisher : CV. Publikasi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Acinetobacter baumannii is a significant nosocomial pathogen with increasing carbapenem resistance. Chlorhexidine is a widely used antiseptic, but its efficacy against carbapenem-resistant strains remains unclear. This study aimed to compare the effects of chlorhexidine on optical density (OD) and colony count between carbapenem-sensitive and carbapenem-resistant A. baumannii strains. An experimental laboratory study was conducted using A. baumannii strains (sensitive and carbapenem-resistant). The strains were exposed to chlorhexidine (0.25% and 0.5%) for 20–120 seconds. OD was measured spectrophotometrically, and colony counts (CFU/mL) were determined after incubation. Data were analyzed using the Kruskal-Wallis test. Carbapenem-resistant strains showed higher tolerance to chlorhexidine, with slower reductions in OD and colony counts compared to sensitive strains. Significant differences were observed in colony counts after exposure to 0.5% chlorhexidine for ≥60 seconds (p < 0.05). OD values were less sensitive to exposure duration but varied significantly with concentration (p < 0.05). Chlorhexidine remains effective against carbapenem-resistant A. baumannii, but higher concentrations (0.5%) and longer exposure times (≥60 seconds) are required for optimal eradication. These findings support tailored antiseptic protocols in clinical settings with high resistance prevalence.
Prevalence and Factors Associated Depression or Depressive Symptoms in Patients with HIV/AIDS Melani, Melani
Scientia Psychiatrica Vol. 4 No. 1 (2023): Scientia Psychiatrica
Publisher : HM Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37275/scipsy.v4i1.82

Abstract

HIV/AIDS is still a serious public health problem across the world. WHO reported that there were 37.7 million HIV positive patient in 2020. Patient HIV/AIDS are more prone to developing mental illnesses, including depression. Depression is more common in HIV-positive (HIV+) people than in HIV-negative (HIV-). The factor associated with depression in HIV/AIDS patients include age, gender, stigma, discrimination, social support, living alone, marital, educational, employment status, socioeconomic, the use of ART, CD4 count, and disease course. The high prevalence of depression and depressive symptom in HIV/AIDS patient emphasize the significance of delivering excellent mental health treatment, as well as the importance of long-term support and routine depression management.
Efektivitas Penggunaan Sistem Informasi Administrasi Kependudukan (SIAK) Pada Dinas Kependudukan Dan Pencatatan Sipil Kabupaten Subang Riki, Wicaksono Aditya; Melani, Melani; Iwa, Jatmika; Sudrajat, Yayat; Sumarna, Sumarna
The World of Public Administration Journal Volume 7 Issue 1, Juni 2025
Publisher : Fakultas Ilmu Administrasi Universitas Subang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37950/wpaj.v7i1.2358

Abstract

Abstrak Penelitian Efektivitas Penggunaan Sistem Informasi Administrasi Kependudukan (SIAK) bertujuan untuk mengetahui bagaimana Efektivitas Penggunaan Sistem Informasi Administrasi Kependudukan (SIAK) Pada Dinas Kependudukan dan Pencatatan Sipil Kabupaten Subang. Lokasi yang dijadikan objek penelitian yaitu Penggunaan Sistem Informasi Administrasi Kependudukan (SIAK) di Dinas Kependudukan dan Pencatatan Sipil Kabupaten Subang. Penelitian ini membahas tentang Efektivitas Penggunaan Sistem Informasi Administrasi Kependudukan (SIAK) dalam pengelolaan data secara online maka kelemahan dalam pengelolaan data secara konvensional dapat ditekan. Perkembangan teknologi informasi yang kian pesat kini menimbulkan suatu revolusi baru, yaitu peralihan dari sistem kerja yang konvensional ke era digital. Dalam penelitian ini penulis menggunakan metode penelitian deskriptif kualitatif melalui observasi dan wawancara, studi kepustakaan dan dokumentasi. Metode pengumpulan data diperoleh langsung dan dokumen diperoleh dalam bentuk peraturan-peraturan, sedangkan pengelolaan data dengan menganalisis hasil wawancara dan observasi. Hasil penelitian menunjukkan bahwa Efektivitas Penggunaan Sistem Informasi Administrasi Kependudukan (SIAK) Pada Dinas Kependudukan dan Pencatatan Sipil Kabupaten Subang belum efektif sesuai dengan teori pengukuran efektivitas menurut Martani dan Lubis. Hasil penelitian ini menunjukkan bahwa Dinas Kependudukan dan Pencatatan Sipil Kabupaten Subang memiliki sarana dan prasarana untuk menunjang keberlangsungan proses pelayanan yang diberikan, terkhusus bagi pelaksanaan SIAK. Sistem Informasi Administrasi Kependudukan sejauh ini sudah berjalan efektif di Dinas Kependudukan dan Pencatatan Sipil Kabupaten Subang. Pengelolaan SIAK oleh operator dalam menginput data kependudukan dengan didukung sarana dan prasarana yang cukup memadai sudah berjalan efektif. Kata kunci:  Efktivitas Organisasi, Sistem Informasi Administrasi Kependudukan
Mengenal Dan Mencintai Budaya Lokal Melalui Kampanye Budaya Bertajuk Nusantara Bermain Di Taman Indonesia Kaya Mutho'a, Achmad Yudhistira; Zalfa Ramadhan, Muhammad Fais; Kurniyanto, Alif; Sofyan, Annisa Putri; Melani, Melani; Rif’an, Muhammad
PRAXIS: Jurnal Pengabdian kepada Masyarakat Vol. 3 No. 1 (2024): PRAXIS September
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47776/praxis.v3i1.1073

Abstract

Kampanye budaya "Nusantara Bermain" adalah inisiatif pengabdian kepada masyarakat yang bertujuan menghidupkan kembali permainan tradisional dan lagu daerah Indonesia di kalangan generasi muda. Dengan latar belakang kurangnya pemahaman generasi muda terhadap budaya lokal, kegiatan ini mengajak mereka untuk lebih mengenal dan mencintai warisan budaya Indonesia sebagai upaya menjaga kelestarian budaya. Hasil kampanye ini menunjukkan partisipasi aktif generasi muda, antusiasme peserta, dan peningkatan pemahaman nilai-nilai budaya tradisional. Harapan dari kegiatan ini adalah agar generasi muda terus mengembangkan rasa cinta dan kebanggaan terhadap budaya lokal serta menjaga warisan budaya Indonesia melalui partisipasi aktif dalam kegiatan serupa di masa mendatang.
EFEKTIVITAS BUKU CERITA BERILUSTRASI DALAM MERANGSANG KREATIVITAS DAN KEMAMPUAN BERBAHASA ANAK USIA DINI DI TK MARDI UTOMO DESA PURWOREJO Melani, Melani; Prahastiwi, Eka Danik
Pelangi: Jurnal Pemikiran dan Penelitian Islam Anak Usia Dini Vol 7 No 1 (2025): Maret
Publisher : Program Studi Pendidikan Islam Anak Usia Dini - IAI Muhammadiyah Bima

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52266/pelangi.v7i1.4062

Abstract

Penelitian ini bertujuan untuk mengeksplorasi efektivitas buku cerita berilustrasi sebagai media pembelajaran yang interaktif dalam merangsang kreativitas dan meningkatkan keterampilan berbahasa anak. Buku cerita berilustrasi memberikan pengalaman belajar yang menarik melalui kombinasi teks dan gambar visual yang mampu merangsang daya imajinasi serta memperkaya kosakata anak. Dengan pendekatan kualitatif dan metode studi kasus, penelitian ini mengamati interaksi Anak Usia Dini dengan buku cerita berilustrasi melalui observasi langsung, wawancara dengan guru, serta analisis dokumen pendukung. Hasil penelitian menunjukkan bahwa ilustrasi dalam buku cerita tidak hanya membantu anak memahami cerita, tetapi juga mendorong mereka untuk menciptakan alur narasi yang baru, sehingga melatih pola pikir kreatif. Selain itu, kosakata dan struktur bahasa anak mengalami peningkatan signifikan melalui paparan teks cerita. Penelitian ini menegaskan bahwa buku cerita berilustrasi dapat menjadi alat pembelajaran yang efektif dalam mendukung perkembangan kognitif, bahasa, dan kreativitas Anak Usia Dini.
Terapi Dzikir terhadap Penurunan Nyeri pada Pasien Infark Miokard Akut Di Ruangan Cardiovasculer Care Unit Putra, Aldo Yuliano Mas; Melani, Melani; Suryati, Ida; Wartisa, Feny
JURNAL KESEHATAN PERINTIS Vol. 10 No. 2 (2023): Jurnal Kesehatan Perintis
Publisher : LPPM UNIVERSITAS PERINTIS INDONESIA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33653/jkp.v10i2.1058

Abstract

Pravelensi penyakit jantung coroner di Indonesia tahun 2013 sebesar 0,5% atau diperkirakan 883.447 orang, sedangkan bedasarkan diagnosis dokter dokter/ gejala sebesar 1,5% atau diperkirakan sekitar 2.650.340 orang.Penelitian ini bertujuan untuk mengetahui pengaruh terapi dzikir terhadap penurunan nyeri pada pasien infark miokard akut di ruangan CVCU RSUD Dr. Adnaan WD Payakumbuh. Penelitian ini menggunakan metode penelitian kuantitatif Quasy Exsperimen One Grup Pretest Posttest Design. Sampel dalam penelitian ini ada 10 responden, pengambilan sampel dengan teknik Accidental Sampling dan pengumpulan data menggunakan kuesioner dan diolah menggunakan komputerisasi dengan menggunakan uji paired T test. Hasil uji statistik didapatkan p value 0,000, artinya ada perbedaan rata-rata skala nyeri setelah terapi dzikir pada pasien infark miokard akut di ruangan CVCU RSUD Dr. Adnaan Wd Payakumbuh. Diharapkan hasil penelitian dapat dijadikan sebagai bahan masukan untuk petugas instansi kesehatan dan dapat dipraktekan pada pasien Infark miokard akut terkait dengan masalah penelitian ini, sehingga dapat menambah dan meningkatkan pelayanan kesehatan khusunya pada pasien jantung dalam upaya penurunan nyeri, dan untuk pasien agar dapat melalukannya secara mandiri atau didamping keluarga.
A Syntactic Analysis of English Noun Phrase Construction Difficulties in EFL Contexts Azizah, Annisa Nur; Rambe, Tiara Fadiyah; Melani, Melani; Ismahani, Siti
EDU SOCIETY: JURNAL PENDIDIKAN, ILMU SOSIAL DAN PENGABDIAN KEPADA MASYARAKAT Vol. 5 No. 3 (2025): Oktober 2025 - Januari 2026
Publisher : Association of Islamic Education Managers (Permapendis) Indonesia, North Sumatra Province

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56832/edu.v5i3.2405

Abstract

Mastering the syntactic properties of Noun Phrases (NPs) remains a major hurdle for Indonesian students learning English as a Foreign Language (EFL). This research aims to categorize typical syntactic errors made by these learners and evaluate how their native language (L1) structural logic interferes with English NP formation. By applying a syntactic analysis, the study contrasts the prenominal, right-branching framework of English with the head-initial, post-nominal patterns found in Indonesian. The investigation also considers the importance of syntax in cultivating Higher Order Thinking Skills (HOTS) and examines how the misuse of modifiers and determiners leads to predictable error patterns. The results indicate that students frequently transpose Indonesian word order onto English, resulting in systematic misorderings and omissions. Ultimately, this study offers pedagogical strategies for improving syntactic instruction to enhance linguistic precision and student participation in EFL settings.
HOS Tjokroaminoto: Guru Bangsa dan Pelopor Pergerakan Nasional Indonesia Mulyanto, Mulyanto; Melani, Melani; Jauhara, Ratna; Sudiarto, Sudiarto; Ibrahim, Abu Husein
Takuana: Jurnal Pendidikan, Sains, dan Humaniora Vol. 4 No. 4 (2026): Takuana (January-March)
Publisher : MAN 4 Kota Pekanbaru

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56113/takuana.v4i4.291

Abstract

This study examines the role and thought of H.O.S. Tjokroaminoto in shaping national consciousness and producing leading figures of the Indonesian national movement. The core problem of the research focuses on how Tjokroaminoto’s leadership, ideas, and political educational practices contributed to the formation of Indonesian nationalism. The purpose of this study is to explain and analyze Tjokroaminoto’s position as a Teacher of the Nation and a central actor in the national movement. This research employs a library research method through a critical review of relevant books, journal articles, and scholarly works as primary and secondary data sources. The findings indicate that Tjokroaminoto played a strategic role through consciousness-based education, moral exemplarity, and organizational leadership. The study concludes that political education constituted a fundamental foundation in the emergence of Indonesian national consciousness.
The Role of Phonology in Language Learning: A Case Study of Indonesian EFL Learners Luthfi, Jihan; Melani, Melani; Zira, Nazwa Kaila; Lubis, Yani
MUDABBIR Journal Research and Education Studies Vol. 5 No. 2 (2025): Vol. 5 No. 2 Juli-Desember 2025
Publisher : Perkumpulan Manajer Pendidikan Islam Indonesia (PERMAPENDIS) Prov. Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56832/mudabbir.v5i2.1189

Abstract

Phonology plays a crucial role in second language acquisition, particularly in enhancing pronunciation, listening comprehension, and overall communicative competence. This study explores the role of phonology in English language learning among Indonesian EFL (English as a Foreign Language) students. Using a qualitative descriptive approach, data were collected through semi-structured interviews with twelve university students majoring in English Education. Findings reveal that learners often struggle with English sounds that do not exist in their first language, such as /?/ in think, which impacts pronunciation and listening. Although phonological instruction was limited, students expressed a strong belief in its importance and advocated for more explicit teaching of sound systems. The study suggests the integration of phonology-focused strategies in EFL curricula to support learners’ oral proficiency.