Telusuri Artikel (A-Z)
Temukan artikel berdasarkan urutan abjad judulnya.
Menampilkan 191 artikel yang diawali dengan huruf "O"
Optimization of Tween 80 and Span 80 Combination in the Formulation of Niacinamide-Containing Body Lotion
Oleh: Aspadiah, Vica, Akib, Nur Illiyyin, Indalifiany, Astrid
Body lotion is a liquid emulsion preparation consisting of an oil phase and a water phase stabilized by emulsifiers, functioning to maintain skin moisture and provide protection. One of the most widely used active ingredients in current cosmetic formulations is niacinamide, known for its effectivene...
Penerbit: Jurusan Farmasi Fakultas Kedokteran Universitas Lampung
Optimization of used engine oil Furnace Design with Initial Heater
Oleh: Sahbudin, Muhammad, Hermawan, Wawan, Sutejo, Agus
Used engine oil is a waste from various types of machinery that has potential as an alternative fuel. The viscous characteristics of used engine oil require viscosity adjustment to be utilized as fuel. Nowadays used engine oil burners are generally using an external heater as an initial preheater, w...
Penerbit: The University of Lampung
Optimizing Groundwater Aquifers Potential in The Development of Irrigation Wells for Agriculture Using Geo-Electrical Method
Oleh: Rustadi, Rustadi, Purwadi, O. T., Darmawan, I. G. B
The identification of shallow groundwater aquifers is demanded to sustain the balance of utilization in agriculture and anticipate frictions that can occur due to the overlapping usage of groundwater resources. This study is aimed to identify the potential of groundwater resources based on the thick...
Penerbit: Faculty of Engineering, Universitas Lampung Jl. Soemantri Brojonegoro No.1 Bandar Lampung, Indonesia 35141
Optimizing Human Capital in School Management: The Principal’s Role in Enhancing Educational Service Effectiveness
Oleh: Lanmai, Stefen Res, Ismanto, Bambang, Wasitohadi, Wasitohadi
Optimizing Human Capital in School Management: The Principal’s Role in Enhancing Educational Service Effectiveness. This research evaluates school principals' performance in improving education quality through a human capital approach. School principals have a strategic role in managing school hum...
Penerbit: FKIP Universitas Lampung
Optimizing Hypnotherapy-Based Counseling in Secondary Schools: Implications for Islamic Education Policy
Oleh: Ferianto, Ferianto, Saprialman, Saprialman, Supardi, Edi
Optimizing Hypnotherapy-Based Counseling in Secondary Schools: Implications for Islamic Education Policy. Objective: This study aims to analyze the effectiveness of hypnotherapy in Islamic value-based individual counseling to improve self-regulation, emotional resilience, and learning motivation amo...
Penerbit: FKIP Universitas Lampung
Optimizing Nitrogen Fertilizer for Wheat Production in Moisture-Deficit Areas of Northern Ethiopia
Oleh: Sebnie, Workat, Melak, Ewunetie, Esubalew, Tilahun
Depleting soil nutrients is among the significant factors affecting production and productivity in Ethiopia. From the nutrients, nitrogen is the most yield-limiting, which governs wheat production. Therefore, the study was conducted to examine the effect of nitrogen on the yield and yield components...
Penerbit: UNIVERSITY OF LAMPUNG
OPTIMIZING SEISMIC B-VALUES IN THE JAVA REGION THROUGH VORONOI-BASED OK1993 MODELLING
Oleh: Styawan, Yudha
The spatial variation of b-values in seismically active regions provides critical insight into the stress state and rupture potential of fault systems. This study focuses on the Java region and surrounding subduction zones, where detailed mapping of b-values remains uncertain despite high seismic ri...
Penerbit: Engineering Faculty Universitas Lampung
Optimizing Slow Learners’ Understanding through Environment-Based Manipulative Media on the Number Operation Topic
Oleh: Jannah, Ukhti Raudhatul, Sholihah, Wildanus, Basri, Hasan
Every individual, including students with special needs such as slow learners, has the right to receive equal education. The current study aimed to examine elementary slow learners’ understanding of number operation concepts through the use of manipulative media drawn from their local environment ...
Penerbit: FKIP Universitas Lampung
Optimizing Students' HOTS Skills through AI and IoT Integration in Digital Technology Learning
Oleh: Farizi, Zakaria Al, Nurfadilah, Nurfadilah, Arifin, Anggun Syafira
Higher-order thinking skills (HOTS) are essential for students to face increasingly complex global challenges. However, results from the Programme for International Student Assessment (PISA) indicate that these skills among Indonesian students remain low. This study aims to address this limitation b...
Penerbit: FKIP Universitas Lampung
Optimizing the Use of E-Worksheet and PHET Simulation in Science Learning during the Covid-19 Pandemic
Oleh: Romli, Sunaryo, Nopiyanti, Hera, Yusuf, Eka Yustian
This study examines the use of e-worksheets and PHET Simulation as virtual laboratories in science. This study aims to determine whether the use of PHET Simulation with e-worksheet guidance can optimize online learning to minimize learning loss due to the Covid 19 pandemic. E-worksheets are used as ...
Penerbit: Jurnal Pembelajaran Fisika
Optimizing Vane Number for Enhanced Performance of Mist Blower Nozzle in Agricultural Spraying
Oleh: Pramuhadi, Gatot, Walpuri, Chitra Gusti Indah, Sidik, Ahmad Jaelani
The objective of this study is to optimize the number of vanes equipped in the propeller of a mist blower's nozzle. Performance tests were conducted on the approved sprayer test bed, also known as a patternator, to measure several parameters, including effective spraying discharge, effective sprayin...
Penerbit: The University of Lampung
Optimum Combination of Food Crops and Livestock Farms as a Strategy to Maximize Farmers' Income in Kupang Regency– Indonesia
Oleh: Lalus, Matheos Filipus, Krova, Maria, Ratu, Maria Rosdiana Deno
Dry land farming in Kupang Regency consists of a combination of food crops farming and horticulture like corn, rice, beans and tubers with livestock such as cattle, pigs, goats and local chickens. Those farms were carried out in a traditional combination heritantly using simple technology and subsis...
Penerbit: DEPARTMENT OF ANIMAL HUSBANDRY, FACULTY OF AGRICULTURE, UNIVERSITY OF LAMPUNG
Optimum Population Size of Indigenous P-solubilizing Bacteria to Correct P Availability in Acid Soils
Oleh: Sabaruddin, ., Marsi, ., Desti, .
Indonesian acid soils were used to determine an optimum population size of indigenous P-solubilizing bacteria (PSB) for solubilizating fixed P. The experiment consisted of two sub-experiments. Sub-experiment I was to isolate the indigenous PSB from Ultisols, Fresh-water lowland Inceptisols, and tida...
Penerbit: UNIVERSITY OF LAMPUNG
Optimum Ratio of Fresh Manure and Grain Size of Phosphate Rock Mixture in a Formulated Compost for Organomineral NP Fertilizer
Oleh: Nugroho, Sutopo Ghani, Dermiyati, ., Lumbanraja, Jamalam
The objective of multi years study was to formulate an alternative organic based fertilizer by mixing a fresh manureand phosphate rock with several different grain sizes conducted in the Field Experimental Station of the Universityof Lampung. Both materials of the fresh manure and phosphate rock wer...
Penerbit: UNIVERSITY OF LAMPUNG
ORC Performance Study with R32 and R134a Using Biomass as an Energy Source
Oleh: Al Azhari, Lalu Muh Fathul Aziz, Yulianto, Muhamad, Hartulistiyoso, Edy
The use of fossil energy as the main source of primary energy reached 84.7%, with electricity consumption in Indonesia of 1,173 kWh/capita, dominated by fossil fuels (67.21%). The decline in fossil energy reserves requires the development of alternative technologies such as the Organic Rankine Cycle...
Penerbit: The University of Lampung