Pabrik pembuatan bahan asam sulfat dengan kapasitas 270.000 ton/tahun direncanakan untuk berdiri pada tahun 2028 di Desa Sumber Arum, Kecamatan Kerek, Kabupaten Tuban, Jawa Timur, dengan perkiraan luas area pabrik seluas 5 ha. Proses pembuatan senyawa ini mengacu kepada paten dengan nomor WO2023097389. Bahan baku yang digunakan yaitu flue gas dengan bantuan katalis Vanadium Pentaoksida (V2O5). …
This study aims to determine the implementation of the Red and White Cooperative Program policy at the early stage of implementation in Sukodadi Village, Sukarami District. This research is motivated by the fact that the implementation of the program has not been optimal, where the cooperative business units are still limited to basic food supplies and LPG gas distribution, along with limitatio…
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Durian (Durio zibethinus Murr.) represents a valuable agricultural product. Nonetheless, the ability to produce high-quality seedlings is constrained due to the limitations of traditional propagation techniques. The effectiveness of tissue culture is significantly affected by the type of culture medium used and the levels of plant growth regulators. While Benzylaminopurine has been shown to enc…
Sungkai leaves (Peronema canescens Jack) are known to contain secondary metabolites such as flavonoids, which exhibit antioxidant activity and potential as hepatoprotective agents. This study aimed to evaluate the hepatoprotective activity of ethanol extract of sungkai leaves in male Wistar rats induced by carbon tetrachloride (CCl4) based on SGOT and SGPT levels, as well as macroscopic and his…
ANANDA VARISSA AULIYA ANANTA. Performance Test of Coconut Husk Decomposer Blade on Semi-Automatic Machine Type G50-BRT (Supervised by TAMARIA PANGGABEAN). The performance test of the coconut husk decomposer blade on the semi-automatic machine type G50-BRT has been conducted. Coconut husk is an agricultural waste that can be utilized into valuable products such as Cocopeat, Cocofiber, and cocobr…
This study aims to develop an interactive STEM-based learning media on renewable energy, specifically Wind Power Plants (PLTB), to foster collaboration skills among high school students. The development model employed is ADDIE (Analysis, Design, Development, Implementation, Evaluation). Needs analysis revealed that most students possess digital devices, have adequate internet access, and show h…
Penelitian ini membahas mengenai Hubungan Kewenangan Pengawasan dan Perlindungan Hukum terhadap Pekerja Musiman di Sektor Perkebunan. Pekerja musiman pada sektor perkebunan sering menghadapi pelanggaran hak, khususnya terkait pemenuhan upah minimum. Hal ini disebabkan oleh status kerja yang tidak tetap serta lemahnya pelaksanaan pengawasan. Meskipun hak atas upah telah dijamin dalam UUD 1945 da…
Rambutan peel (Nephelium lappaceum L.) is an organic waste that has the potential to be used as a source of natural antioxidants due to its high phenolic and flavonoid content. This study aims to determine the total phenolic and flavonoid content, antioxidant activity, and quality characteristics of rambutan peel tea. Rambutan peel samples were dried, ground, and brewed using hot water at 90 °…
This study aims to examine the effect of financial distress, firm age, and the independent board of commissioners on audit delay. The study is grounded in agency theory and signaling theory. Secondary data were obtained from annual reports and financial statements of companies listed in the LQ45 index on the Indonesia Stock Exchange during 2021-2024. The population consists of all LQ45 companie…
Peat soil has low bearing capacity and high compressibility and therefore requires improvement before being used as a construction supporting layer. This study analyzes the effect of variations in length and diameter of the Geogrid Encased Stone Column (GESC) on the improvement of peat soil bearing capacity compared to conventional stone columns. The experimental testing was conducted using a s…
Indonesia, as a tropical country, has high agricultural potential, including the economically valuable eggplant (Solanum melongena L.) commodity. However, eggplant production is often disrupted by plant pests, particularly phytophagous insects such as Empoasca sp. and Altica lythri. This study aims to evaluate the effect of Zinnia elegans refugia plants on the population of phytophagous insects…
The Electronic Logistics Immunization Monitoring System (SMILE) is a technological development in the health sector designed to facilitate the recording, reporting, and monitoring of vaccine distribution electronically and in real time. The aim of the study is to evaluate the SMILE vaccine distribution at Rawa Bening Community Health Center using the CIPP evaluation model (context, input, proce…
This study aims to analyze the effect of financial distress, audit quality, and prior year audit opinion on going concern audit opinion. The object of this research is infrastructure companies listed on the Indonesia Stock Exchange during the 2021–2023 period. Using the purposive sampling method, this study obtained 48 companies with a total of 144 observations. The independent variables in t…
Penelitian ini bertujuan mengidentifikasi zona akumulasi mineral strategis dan menganalisis pengaruh penampian alami (winnowing) pada endapan plaser di Perairan Limau, Teluk Semangko, Lampung. Penelitian mengintegrasikan data seismik pantul dangkal untuk mengetahui ketebalan sedimen dasar laut dan data geokimia (XRF dan ICP-MS/OES) untuk memetakan sebaran mineral strategis. Hasilnya menunjukkan…
Materi jaring-jaring makanan pada pelajaran IPAS Kelas V SD sulit dipahami siswa karena media pembelajaran masih konvensional (buku teks dan gambar statis), dan belum diketahui validitas, praktisitas, dan efektifitasnya yang digunakan. Sementara siswa memiliki gaya belajar visual dan membutuhkan media interaktif. Penelitian ini bertujuan untuk menghasilkan produk berupa video animasi konsep jar…