Well logging method is conducted for coal drilling exploration activities to determine lithology and coal quality. Research has been conducted in the Keban-Ulak Lebar Village, Lahat Regency, South Sumatra to identify coal layers based on log data, analyze coal quality based on parameters such as moisture, total sulfur, calorific value, ash content, volatile matter, and fixed carbon, and determi…
This study aims to determine the depth of peat in the piled up soil at the Bait Qur'an Islamic Boarding School in Sepuh Village using the 2-dimensional Wenner-Schlumberger geoelectric method for a development. Peat has a very high void ratio and is highly compressible. This method involves drilling a hole in the area to be measured using a drill or other drilling tool. Peat soil has different p…
Cancer markers, or substances indicating the presence of specific cancers in the human body, are molecules found in the human body that provide indications of certain types of cancer. Numerous cancer markers have been discovered. However, this research focuses only on six specific cancer markers: Jurkat, HeLa, PC-12, MDA-MB-231, MCF-7, and Basal. Blood samples are also used as an additional com…
The air quality index is a benchmark for some of today's global society which will later have an impact on society and the order of life. The main focus of measuring the air quality index is based on the concentration of dissolved air pollutants in the atmosphere. The city of Palembang itself began to develop when Indonesia made it the location for the Asian Games in 2018. This study aims to de…
Administratively, the research area is located in the area of Keban-Senabing Village.Geographically, the research area is located at UTM coordinates in zone 48S with precision coordinates of 334000 – 346000 mT and 9584000 – 9594000 mU. Coal drilling exploration activities need to be carried out using the well logging method. This study aims to identify coal seam based on log data, analyze c…
Identification of pay zones in clayey sandstone layers in the Tarim field poses a challenge in determining the hydrocarbon and water zones because they have low resistivity low contrast (LRLC) characteristics. The existence of LRLC reservoir layers is found in the lower-upper Miocene age in the South Sumatra basin in the Gumai, Air Benakat, Muara Enim and Palembang Formations as deposit product…
Pembangkit listrik tenaga nuklir telah diidentifikasi sebagai salah satu alternatif yang menjanjikan untuk memenuhi kebutuhan energi masa depan. Penelitian ini bertujuan untuk menganalisis performa dan potensi bahan bakar Karbida dalam konteks neutronik yang digunakan pada SFR. Proses analisis dilakukan dengan melakukan simulasi menggunakan metode Monte Carlo dan bahasa pemrograman Python melal…
Radiation protection aprons work well to cut down on X-ray radiation dose rates, but they have a lot of problems that can hurt the body's musculoskeletal system, especially the way the spine is positioned. The purpose of this study is to obtain a composite sample of radiation protection apron material made from lead (II) acetate and Opuntia Ficus Indica cactus fiber that can absorb X-ray radiat…
Desa Taja Raya II merupakan salah satu desa yang terletak di Kabupaten Banyuasin, letak Geografis Kabupaten Banyuasin terletak pada posisi 388735 - 530060 Lintang Selatan dan 9660739 - 9807115 Bujur Timur (Longitude). Desa Taja Raya II merupakan salah satu desa yang kekurangan sumber air bersih. Oleh karena itu, penelitian ini dilakukan sebagai salah satu bentuk upaya bentuk upaya dalam membant…
Light is the biggest influence for life in carrying out activities. All living things and their activities need light. Good or bad the influence of light depends on the needs of each. Measuring tools are needed by humans to facilitate their activities in finding the value or quantity of an object with certainty, because without a measuring device it is difficult to determine a standard quantity…
As one of the waters in Indonesia, the Southern Java waters are very complex waters because they get direct influence from the Indian Ocean and also the influence of the Pacific Ocean water masses that are brought into these waters through the Indonesian Cross Flow (ARLINDO). This study aims to determine the effect of positive IOD in 2019 on water mass variability in the southern waters of Java…
Rainfall intensity in Ogan Komering Ilir Regency has high rainfall intensity. Most of the people's work in Ogan Komering Ilir Regency is farming, if the intensity of high rainfall can have a negative impact on farmers and plant growth. Therefore, rainfall predictions can be used to determine future rainfall levels in Ogan Komering Ilir District. Rainfall prediction in this study uses the Recurr…
In an open pit mining system, it is important to know how stable a slope is. Unstable slopes will affect the mine production process and cause losses. Whether a slope is stable or not can be determined from the safety factor value. In this study, the safety factor value is sought using the limit equilibrium method. The slopes analyzed are low wall, side wall and high wall slopes. If the slope s…
This study aims to determine the effect of air humidity and air temperature on ENSO and IOD in Palembang City. The data used are data on relative humidity and air temperature as a result of measurements from the BMKG class 1 climatology station in Palembang City for 5 years (2017- 2021). The data is processed statistically to find the relationship between these two parameters with ENSO and IOD …
Desa Taja Raya II merupakan salah satu dari 9 desa di wilayah kecamatan Betung yang memiliki luas 1,186 km2. Kecamatan Betung berjarak 25,8 km di barat kota Pangkalan Balai, 72,6 km di barat kota Palembang dan 16,5 kilometer di Timur kabupaten Muaro Jambi. Penelitian ini bertujuan untuk pendugaan keberadaan air tanah dan menentukan rekomendasi titik bor di lokasi penelitian dengan menggunakan m…
The South Sumatra Basin has been proven to produce oil and natural gas in the Baturaja Formation with Carbonate Layers. This layer is still producing hydrocarbons. In an effort to develop and optimize oil and gas production, in-depth studies must be carried out in various fields of earth science. In terms of the field of geophysics, innovation can be carried out by analyzing seismic data by inv…
This research aims to optimize and characterize a new ion implantation technique to obtain emission from silicon that is fully compatible with mature CMOS technology. Silicon has the disadvantage of having an indirect band gap, which reduces the efficiency of light extraction from silicon. Therefore, carbon ion implantation on silicon in this study becomes the method used to enhance light extra…
Bertambahnya jumlah penduduk membuat kebutuhan energi listrik semakin meningkat, tapi keterbatasan sumber daya alam seperti minyak bumi menyebabkan krisis energi, sehingga pemanfaatan energi matahari merupakan solusi yang efektif. Penelitian ini memiliki tujuan mengetahui perbandingan produksi dan efisiensi energi terhadap variasi jumlah panel surya pada solar home system sederhana. Data yang d…
Peningkatan kebutuhan energi dapat menjadi indikator peningkatan kemakmuran, tetapi pada saat yang sama juga menimbulkan masalah dalam upaya penyediaannya. Pada penelitian ini akan dilakukan penambahan reflektor pada PLTS yang terpasang di Masjid Al Aqobah Desa Pulau Semambu, Ogan Ilir. Diharapkan penelitian ini dapat mengoptimalkan efisiensi daya yang dihasilkan oleh panel. Dari penelitian yan…
The use of microcontroller-based physics practicum tools makes it easier for students to understand the study of circular motion material to determine the amount of speed. Therefore, this research was conducted by utilizing a tool in the form of an optocoupler on the FC-03 sensor module and NodeMCU ESP8266. The goal is to know the rotation speed of the tool and send the data to the spreadsheet …
Continuous sharpening of pencils can cause pencils to run out quickly due to uncontrolled time to sharpen. This research aims to design automatic pencil sharpener hardware and software based on the length of time needed to knit pencils according to pencil diameters based on ATmega 328 microcontrollers. The timing is based on the brand of pencil with the same thickness level of 2B and based on f…
Hotspot Point land cover conditions, soil type, elevation, and also rainfall which causes Ogan Komering Ilir Regency to have a high level of vulnerability to forest and land fires compared to other districts in South Sumatra. The purpose of this study is to compare forest and land fire prone maps based on the formulation of SSFFMP (South Sumatra Forest Fire Management Projects) and according to…
The quality of coal is a physical and chemical property of coal that can affect the potential value for its utilization and usefulness. To determine the quality of coal, a chemical analysis is carried out in the form of proximate analysis by taking into account the quality parameters to be produced. Determination of coal quality can be identified using the well logging method. Administratively,…
Air quality has been declining due to environmental issues such as air pollution. Air pollution arises from human activities, particularly in the transportation sector, which can lead to health problems. This study aims to design and implement an air quality monitoring device using a microcontroller and the Arduino IDE programming language. The research methodology employed literature survey, h…
SFR is a type of closed-fuel fast reactor that uses sodium or sodium as a coolant. Neutronic analysis of the geometry design of the Sodium-cooled Fast Reactor (SFR) core with 1000 MWTh Metallic Uranium fuel has been carried out so that the core design meets the criteria for neutronic parameters. The simulation was carried out using OpenMC software which has ENDF/B VIII.0 nuclear data library. T…
Penelitian ini melakukan analisis neutron pada teras reaktor CANDLE Gas-Cooled Fast Reactor (GFR) dengan bahan bakar uranium metalik (U-10%wtZr) Berbasis OpenMC. Analisis bertujuan untuk memahami distribusi fluks neutron dan laju reaksi fisi di teras reaktor. Hasil penelitian menunjukkan fluks neutron yang lebih tinggi pada zona bahan bakar starter akibat laju reaksi fisi yang lebih tinggi, sem…
The intensity of rainfall in the city of Padang Panjang is quite high which is influenced by its geographical location, so that the high intensity of rainfall which can change in a short time will affect the continuity of people's lives and the impacts experienced due to the El-Nino Southern Oscillation (ENSO) phenomenon and the Indian Ocean Dipole ( IOD) which affects the amount of rainfall in…
Kemplang baking is usually done conventionally which can cause the roasting process to not be optimal. This study aims to design automatic kemplang baking hardware and software based on servo motor motion using Arduino Mega 2560 microcontroller control. Temperature determination is obtained using a ktype thermocouple sensor which will be displayed on the LCD, based on the kemplang roasting p…
PT Tempirai Palm Resources merupakan salah satu Perkebunan Kelapa Sawit yang ada di Kabupaten Ogan Komering Ilir. Ogan Komering Ilir sering terjadi kebakaran lahan yang disebabkan karena sebagian besar daerah nya adalah gambut. Penelitian ini bertujuan untuk menganalisis ketebalan gambut dengan menggunakan metode geolistrik yang kemudian akan dilakukan pengeboran untuk memvalidasi hasil data ge…
This study aims to develop a monitoring system for smart laboratories using Internet of Things (IoT) technology. This monitoring system is designed using Cisco Packet Tracer software to simulate an efficient and effective implementation. In this research, integrating CCTV cameras and smoke detectors into an IoT-based network to detect and track important events in the laboratory environment. Th…