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Krisis Kepercayaan Publik terhadap DPR: Urgensi Penguatan Kedudukan Wakil Rakyat dalam Perspektif Norma dan Konstitusi
Jurnal Global Citizen : Jurnal Ilmiah Kajian Pendidikan Kewarganegaraan
Vol 14
, No 2
(2025)
Penelitian ini bertujuan untuk menganalisis kedudukan Dewan Perwakilan Rakyat (DPR) dalam perspektif norma dan konstitusi, mengidentifikasi penyebab krisis kepercayaan publik, serta menegaskan urgensi penguatan peran wakil rakyat dalam sistem ketatanegaraan Indonesia. Metode yang digunakan adalah studi literatur dengan pendekatan normatif-yuridis melalui telaah terhadap UUD 1945, peraturan perundang-undangan, literatur akademik, dan laporan survei kepercayaan publik. Hasil penelitian menunjukkan...
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ANALYTICAL HIERARCHY PROCESS (AHP) APPROACH IN DETERMINING PRODUCT-BASED MARKETING STRATEGIES FOR MSMEs
Agrisaintifika : Jurnal Ilmu - Ilmu Pertanian
Vol 9
, No 3
(2025)
One of the priorities of development in the Government Work Plan is the development of Micro, Small, and Medium Enterprises (MSMEs). This research aims to formulate a marketing strategy for the MSME engaged in processing rengginang in Mojopitu Village, Slahung District, Ponorogo Regency, in order to enhance competitiveness and expand market reach. MSMEs play a strategic role in the regional economy, especially in creating jobs and driving economic growth. One of the MSMEs in Mojopitu Village pro...
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Effect of Biomass Feedstock Granulometry on Thermophysical Characteristics of Charcoal Briquettes via Screw Extrusion
Samsudin Anis
; Jefri Bale
; Septian Eko Cahyanto
; Ninda Kurniadi
; Fitriyana, Deni Fajar
; M. Thooriq Anwar
; Januar Parlaungan Siregar
; Natalino Fonseca Da Silva Guterres
Advance Sustainable Science, Engineering and Technology (ASSET)
Vol 7
, No 4
(2025)
The present study investigates the impact of particle size variation (10, 18, 20, and 35 mesh) on the physical and thermal properties of charcoal briquettes from coconut shells manufactured with a screw-based extruder machine. The briquette manufacturing process involves crushing, mixing, molding, and drying. Assessments were conducted to ascertain friability, compressive strength, density, calorific value, volatile matter, ash content, fixed carbon, and water content. Comparable assessments wer...
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Evaluasi Dinamika Titik Berat Kursi Roda pada Kemiringan Jalan 20° Berdasarkan Simulasi dan Perhitungan Analitis
Majalah Ilmiah Momentum
Vol 21
, No 2
(2025)
According to data from Indonesia’s Central Statistics Agency (BPS) and the Ministry of Social Affairs [1,2], over 5.3 million individuals with physical disabilities face mobility challenges, particularly when using wheelchairs on sloped terrain. A major issue is the instability of manual wheelchairs on steep inclines, which increases the risk of tipping and requires assistance. This study aims to evaluate the dynamics of center of gravity (COG) shifts in wheelchairs on road slopes up to 20°, usi...
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Effect of Natural Fiber Stacking Sequence on the Properties of Hybrid Composites for Drone Frame Applications
Janiviter Manalu
; Jefri Bale
; Khristhoper Aris Arianto Manalu
; Frans Augusthinus Asmuruf
; Fitriyana, Deni Fajar
; Nizar Alamsyah
; Januar Parlaungan Siregar
; Al Ichlas Imran
; Tezara Cionita
; Natalino Fonseca Da Silva Guterres
Advance Sustainable Science, Engineering and Technology (ASSET)
Vol 7
, No 4
(2025)
The present study highlights the effective utilization of waste fibers in structural composites for drone frame applications, offering a sustainable pathway for developing high-performance materials while simultaneously addressing the issue of textile waste pollution. This study investigates the effect of ramie and cotton fiber waste fabric stacking sequences on the physical and mechanical properties of composites for quadcopter drone frames. Waste fabric was selected as an eco-friendly material...
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Pengaruh Media Video Edukasi Terhadap Pengetahuan Siswa Sdn 05 Pancur Batu Tentang Cuci Tangan Pakai Sabun (Ctps)
Eliska, Eliska
; Talitha Jasmine, Savina
; Suryani Siregar, Jelita
; Selvia Ramadani
; Suci Ramadiah, Putri
Adi Widya: Jurnal Pengabdian Masyarakat
Vol 9
, No 2
(2025)
Cuci Tangan Pakai Sabun (CTPS) adalah cara hidup yang bersih dan sehat yang efektif dalam mencegah penyakit menular, khususnya pada anak usia sekolah. Studi ini menyelidiki bagaimana media video edukasi berdampak pada peningkatan pengetahuan siswa SDN 05 Pancur Batu mengenai CTPS. Metode penelitian menggunakan desain kuantitatif dengan pendekatan one-group pretest-posttest. Sampel penelitian berjumlah 31 responden yang diberikan pretest, intervensi berupa video edukasi CTPS, dan posttest. Hasil...
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Pengaruh model pembelajaran project-based learning berbantuan prezi terhadap kemampuan penyelesaian masalah siswa kelas VIII
AKSIOMA : Jurnal Matematika dan Pendidikan Matematika
Vol 16
, No 2
(2025)
This study aims to examine the effect of the Project-Based Learning (PjBL) model assisted by Prezi media on students’ mathematical problem-solving skills. The research employed a quantitative method with a quasi-experimental approach using a pretest-posttest control group design. The population consisted of all eighth-grade students at SMP Muhammadiyah 1 Medan, totaling 320 students. The sample consisted of 37 students, comprising the experimental class VIII-T1 (18 students) and the control clas...
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Mechanical Properties of Epoxy Composite Reinforced with Spent Coffee Ground and Coffee Husk
Etanto Heiliano Wijayanto
; Imran, Al Ichlas
; Siregar, Januar Parlaungan
; Mohd Ruzaimi Mat Rejab
; Tezara Cionita
; Wisnu Prayogo
; Deni Fajar Fitriyana
; Rozanna Dewi
; Thomas Junaedi
; Agustinus Purna Irawan
Advance Sustainable Science, Engineering and Technology (ASSET)
Vol 7
, No 4
(2025)
This study aims to investigate the effect of increasing the concentration of natural filler on the mechanical properties of Spent Coffee Ground (SCG) / Coffee Husk (CH) reinforced epoxy matrix composite. The materials used in this study are epoxy resin as a matrix and waste coffee grounds and coffee husks as natural fillers with sizes of 100-mesh and concentrations of 10, 20, and 30 wt.%. The results showed that SCG 10 wt.% produced the best mechanical properties compared to the other samples ba...
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Mechanical Performance of Epoxy Composite Reinforced with Wood Dust and Crumb Rubber Waste
Imran, Al Ichlas
; Siregar, Januar Parlaungan
; Cionita, Tezara
; Fitriyana, Deni Fajar
; Anis, Samsudin
; Dewi, Rozanna
; Junaedi, Thomas
; Wijayanto, Etanto Heiliano
; Prayogo, Wisnu
Advance Sustainable Science, Engineering and Technology (ASSET)
Vol 7
, No 4
(2025)
The incorporation of wood dust and crumb rubber waste as filler in polymer matrix composite still requires in-depth evaluation of mechanical properties because they have different characteristics. This study evaluates the tensile, flexural, and hardness properties of epoxy composites reinforced with various fractions of wood dust and crumb rubber (5, 10, and 15%). The results showed that the composite with 5% crumb rubber produced the highest tensile strength of 15.52 MPa (CR5), while the highes...
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EFEKTIVITAS REALISTIC MATHEMATICS EDUCATION BERBASIS HYPOTHETICAL LEARNING TRAJECTORIES TERHADAP KEMAMPUAN BERPIKIR REFLEKTIF SISWA
JIPMat (Jurnal Ilmiah Pendidikan Matematika)
Vol 10
, No 1
(2025)
Berpikir reflektif memiliki peran penting bagi siswa pada pembelajaran matematika yang melibatkan pemecahan masalah. Namun, siswa seringkali memiliki kemampuan berpikir reflektif yang cenderung rendah. Penelitian ini bertujuan untuk menguji perbedaan kemampuan berpikir reflektif siswa yang mendapat pembelajaran Realistic Mathematics Education (RME) berbasis Hypothetical Learning Trajectories (HLT) dan siswa yang menerima pembelajaran konvensional. Penelitian ini bersifat kuantitatif quasi-eksper...
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