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Analyzing the Perceptions and Expectations of Students Towards Science Using Soft System Methodology Firmansyah, Juli; Ibrahim, Ibrahim; Saputra, Hendri
Jurnal Pendidikan Progresif Vol 14, No 1 (2024): Jurnal Pendidikan Progresif
Publisher : FKIP Universitas Lampung

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Abstract

Abstract: Analyzing the Perceptions and Expectations of Students Toward Science Using Soft System Methodology. Objectives: This research aims to analyze students’ perceptions and expectations regarding science lessons so that the resulting data and information can be utilized by teachers as learning leaders to be applied in the learning process. Methods: A soft system methodology (SSM) approach was used to achieve this goal. With SSM, this problem can be overcome. SSM produces a conceptual model to formulate a strategy for Aceh junior high school science teachers. The observation locations were conducted at ten junior high schools (SMP) in two districts in Aceh. Findings: Several factors influence students' interest in learning science, namely learning facilities in representative classrooms and laboratories, availability of resources, media and learning facilities, and teaching materials with virtual support. Several other factors were also found in different schools, such as the low ability of teachers to manage classes, not yet optimal preparation for learning and practicums, not all science teachers utilizing laboratories, and the unavailability of virtual laboratories. Conclusion: The results of the SSM method analysis produced two suggested recommendations. The first is a technical recommendation, namely that teachers must make efforts to improve the quality and services of learning, such as trying to take advantage of the unique learning environment to support education and providing exciting learning materials, resources, and facilities as a result of continuously improving professional performance. Second, policy recommendations such as determining appropriate learning models and strategies and choosing practicum models and approaches that can equip students with knowledge, skills, and attitudes toward students. Keywords: science lessons, science teachers, soft systems methodology, student interests.DOI: http://dx.doi.org/10.23960/jpp.v14.i1.202433
UTILIZATION OF BANANA FROND BRIQUETTE CHARCOAL AS AN ALTERNATIVE TO ENVIRONMENTALLY FRIENDLY TECHNOLOGY Efriyani, Veni Efriyani; Wardana, Rendy Wikrama; Uliyandari, Mellyta; Johan, Henny; Saputra, Hendri
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 16, No 2 (2024): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v16i2.26743

Abstract

The purpose of this study is the use of banana frond briquette charcoal as an alternative to environmentally friendly technology. This type of research is an experiment. Experimental data collection techniques, documentation, and literature studies. The data analysis method in this study uses a quantitative approach. Banana frond briquettes are divided into 3 groups: A (81% banana frond charcoal: 19% adhesive), B (71% banana frond charcoal: 29% adhesive), and C (91% banana frond charcoal: 9% adhesive). The results of the banana frond briquette test on the C sample of 91% charcoal briquettes with 9% adhesive showed the best results with a calorific value of 4571 kcal/kg. The study concluded that the best calorific value in sample C with a charcoal composition of banana fronds was 91%; 9% adhesive was 4571 cal/kg.
Virtual Tour Training as Micro-Learning Media for Senior High School Teachers Mustika, Dona; Hasby, Hasby; Saputra, Hendri
Unram Journal of Community Service Vol. 5 No. 3 (2024): September
Publisher : Pascasarjana Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/ujcs.v5i3.686

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Virtual tour is one of the technological innovations that has great potential in providing an immersive learning experience for students, and is appropriate for use in the midst of the current industrial revolution. In addition to the existence of technology, the readiness and skills of educators to utilize the technology optimally are also needed. The results of the initial survey found that many teachers were familiar with virtual tour technology. Therefore, this service activity was carried out to provide training on virtual tours as micro media in learning. The participants of this service activity were teachers of SMA N 1 Idi Rayeuk. This virtual training used an android camera with the help of the Foxpoi 360 sphere camera application, and also the Lapentor platform. The result of this training is a virtual tour micro media for learning in high school. The response results of the training participants showed enthusiasm and interest in the development of virtual tours
Implementation of Discovery Learning Model Assisted by E-Module to Improve Students' Critical Thinking Skills on Global Warming Material Quantitative Study Nisrina, Ismi; Saputra, Hendri; Efendi, Ridwan
Jurnal Pendidikan Fisika dan Teknologi (JPFT) Vol 10 No 2 (2024): July - December
Publisher : Department of Physics Education, Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jpft.v10i2.7516

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Critical thinking skills are one of the competencies that students must have in the 21st century. Students' critical thinking skills in Indonesia are still categorized as low because these skills are not provided in learning activities, especially in physics subjects. This study aims to determine the effectiveness of applying the discovery learning model with the help of e-modules in improving students' critical thinking skills on global warming material. Quantitative method with Pre-Experimental Design design in the form of One Group Pretest-Postest. The research sample amounted to 30 students from one of the State Madrasah Aliyah in Garut Regency, which was selected through random sampling technique. This research instrument consists of 5 essay questions that measure critical thinking skills and 16 questionnaire statements to measure student responses. The research data obtained were analyzed using the Normalized Gain test for essay questions and percentages for student response questionnaires. The results showed an increase in the N-Gain of students' critical thinking skills of 0.66 with a moderate category. While for the student response questionnaire after learning activities with a positive interpretation. This shows that discovery learning assisted by e-module on global warming material can improve students' critical thinking skills. The application of the discovery learning model with the help of e-modules can be an effective strategy to improve students' critical thinking skills, especially on global warming material. Physics teachers can consider using it to better prepare students for the challenges of the 21st century.
Seleksi Jabatan Fungsional Umum Inspektur Bandar Udara Dengan Pendekatan Analytic Hierarchy Process (AHP) Sutikno, Yusak; Saputra, Hendri
Jurnal Rekayasa Sistem Industri Vol. 13 No. 1 (2024): Jurnal Rekayasa Sistem Industri
Publisher : Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26593/jrsi.v13i1.6596.47-58

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Airport Inspector is a strategic position responsible for carrying out technical guidance activities in regulation, control, supervision, investigation and operational safety services in the airport sector. Therefore, assessing and selecting personnel with appropriate abilities, competencies, and performance is essential to ensure that the right candidate fills this position so that services can be provided optimally. The current selection process is considered to be only administrative, does not reflect the expected competencies and performance, and is less transparent, so the results cannot be accounted for. This research solves this problem by optimizing the selection process using one of the Multi Criteria Decisions Method (MCDM) approaches, the AHP method, where this approach has never been used before. Through AHP, the selection process can be carried out in a more structured, objective, transparent, and intuitive manner as expected. This research optimizes the existing assessment criteria so that all parties can still accept the results: Formal Education, Competency, Years of Service, and Work Performance. The result shows that Work Performance has the highest weighting value (0.513), followed by Competency (0.267), Work Period (0.119), and Formal Education (0.101). The synthesis value of all criteria/sub-criteria shows that Candidate 3 is the highest (scale 1 of 1), then Candidate (0.742 of 1), Candidate 4 (0.726 of 1), and Candidate 1 is the lowest (0.665 of 1).
Membayangkan Kembali Tradisi: Dampak Globalisasi terhadap Identitas Budaya Pribumi Setiawan, Nugroho; Saputra, Hendri; Nugroho, Bayu; Paramita, Tia
Journal of Modern Social and Humanities Vol. 1 No. 4: Journal of Modern Social and Humanities, July 2025
Publisher : Gema Cendekia Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.71094/jmsh.v1i4.162

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Globalisasi telah membawa gelombang perubahan besar, tidak hanya dalam teknologi dan ekonomi, tetapi juga dalam kehidupan budaya masyarakat pribumi. Artikel ini menggali dampak dari gelombang globalisasi terhadap tradisi dan identitas budaya pribumi, serta bagaimana mereka meresponsnya. Dengan pendekatan kualitatif yang melibatkan studi literatur dan wawancara mendalam, penelitian ini menggambarkan betapa banyak nilai-nilai lokal yang mulai tergerus, beriringan dengan masuknya pengaruh budaya asing yang mengancam keberlanjutan warisan mereka. Namun, di balik tantangan itu, muncul juga semangat untuk beradaptasi dan bertahan. Masyarakat pribumi mulai memanfaatkan teknologi, terutama media digital, untuk mengangkat kembali tradisi mereka dengan cara yang lebih relevan dengan zaman modern. Hasil penelitian ini menunjukkan bahwa meskipun globalisasi menghadirkan ancaman, ia juga membuka peluang bagi masyarakat pribumi untuk memperkenalkan identitas budaya mereka dengan cara yang lebih dinamis, tanpa harus mengorbankan esensi dan akar budaya mereka. Oleh karena itu, penting untuk merawat dan mendukung kelangsungan budaya pribumi, sambil memberikan ruang bagi kreativitas dan inovasi yang tumbuh seiring perubahan zaman.
ANALISA KINERJA SIMPANG BERSINYAL(Studi Kasus Simpang Tiga Bersinyal Grand City Kota Balikpapan) Hendri Saputra
Integrative Perspectives of Social and Science Journal Vol. 3 No. 01 Januari (2026): Integrative Perspectives of Social and Science Journal
Publisher : PT Wahana Global Education

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Simpang bersinyal merupakan salah satu elemen penting dalam sistem transportasi perkotaan yang berfungsi mengatur pergerakan lalu lintas agar tetap aman dan efisien. Pertumbuhan jumlah kendaraan yang terus meningkat di Kota Balikpapan menyebabkan terjadinya peningkatan volume lalu lintas, khususnya pada simpang tiga bersinyal Grand City yang merupakan salah satu titik dengan aktivitas lalu lintas cukup tinggi. Penelitian ini bertujuan untuk menganalisis kinerja simpang bersinyal Grand City Kota Balikpapan berdasarkan volume lalu lintas, derajat kejenuhan, panjang antrean, tundaan, serta tingkat pelayanan simpang. Metode penelitian yang digunakan adalah penelitian deskriptif dengan pendekatan kuantitatif dan analisis data menggunakan Pedoman Kapasitas Jalan Indonesia (PKJI). Data yang digunakan terdiri dari data primer berupa volume lalu lintas, waktu sinyal, dan tundaan kendaraan, serta data sekunder berupa kondisi lingkungan dan karakteristik simpang. Pengumpulan data dilakukan melalui survei lapangan selama tiga hari pada jam-jam puncak lalu lintas. Hasil analisis menunjukkan bahwa kinerja simpang tiga Grand City mengalami kondisi kejenuhan pada jam puncak tertentu, ditandai dengan tingginya derajat kejenuhan dan tundaan kendaraan. Berdasarkan hasil tersebut, diperlukan evaluasi dan alternatif pengaturan sinyal lalu lintas guna meningkatkan kinerja simpang dan mengurangi kemacetan.
The Effect of Administration Platycerium bifurcatum (Cav.) C.Chr  Extract on Total Bilirubin Levels and Hepatosomatic Index Values of Ethanol-Induced Rats Hendri Saputra; Reza Pertiwi; Delia Komala Sari; Septi Wulandari; Reza Rahmawati
Pharmaceutical and Biomedical Sciences Journal (PBSJ) Vol. 7 No. 1 (2025)
Publisher : Pharmacy Department, Faculty of Health Sciences, UIN Syarif Hidayatullah Jakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/pbsj.v7i1.49112

Abstract

The Liver is a vital metabolic organ. Liver injury is related to an inflammatory process that increases the hepatosomatic index (HSI). One indicator of liver damage is increased total bilirubin levels (hyperbilirubinemia). Currently, hyperbilirubinemia treatment is still limited to irradiation therapy and exchange transfusions, because there is no pharmacological specific treatment. This study aimed to evaluate the hepatoprotective effect of Platycerium bifurcatum (Cav.) C.Chr extract on total bilirubin levels and the hepatosomatic index (HSI) in male white rats. A laboratory-based experimental design was employed using a post-test only control group, involving 35 rats randomly assigned to seven groups: normal control, negative control, positive control (sacatonic active), solvent control (Na CMC), and treatment groups receiving ethanol extract at doses of 50 mg/kgBW, 100 mg/kgBW, and 200 mg/kgBW.The treatment was administered orally for 14 consecutive days. On the final day, all rats (except the normal group) were induced with absolute ethanol at 2 mL/200 gBW. After 12 hours, the animals were euthanized for liver and blood sample collection. Total bilirubin levels were measured, and the hepatosomatic index was calculated. Data were analyzed using one-way ANOVA followed by LSD post hoc test. The results demonstrated that administration of Platycerium bifurcatum (Cav.) C.Chr extract significantly reduced total bilirubin levels and HSI, particularly at doses of 50 mg/kgBW and 100 mg/kgBW, compared to the negative control group (p<0.05). These findings suggest that Platycerium bifurcatum (Cav.) C.Chr ethanol extract exhibits a hepatoprotective effect by reducing total bilirubin levels and HIS.