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DESAIN DAN ANALISIS SISTEM MONITORING PH AIR BERBASIS SENSOR PH-4502C DENGAN …
Water quality is one of the important factors in various sectors, such as agriculture, industry, and natural ecosystems. One crucial water quality parameter is pH, which measures the acidity or alkalinity of the water. The pH value of water can affect the survival of aquatic organisms, as well as chemical processes in a variety of industrial applications. Therefore, continuous monitoring of the…
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- xiii, 131 hlm.; tab.; 29 cm.
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- T1734092025
APLIKASI SENSOR RS485 UNTUK MENGUKUR KONDUKTIVITAS DAN pH TANAH DIPENGARUHI O…
Penelitian ini mengembangkan sistem monitoring kualitas tanah berbasis Internet of Things (IoT) untuk mengukur pH dan konduktivitas tanah (EC) menggunakan sensor digital RS485. Mikrokontroler ESP32 digunakan untuk membaca dan mengirimkan data ke aplikasi Blynk secara real-time melalui jaringan Wi-Fi. Hasil kalibrasi menunjukkan tingkat akurasi 99,2% untuk pH dan 99,97% untuk EC dengan rata-rata…
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- iii, 86 hlm.; ilus.; tab.; 29 cm.
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- T1783982025
STUDI BAHAN BAKAR NUKLIR URANIUM METAL (U-Zr) MENGGUNAKAN PERANGKAT LUNAK OPENMC
Penelitian bertujuan untuk menganalisis kinerja bahan bakar U-Zr untuk reaktor Gas-Cooled Fast Reactor (GFR). Analisis dilakukan menggunakan perangkat lunak OpenMC untuk mensimulasikan perilaku bahan bakar selama masa burnup 60 tahun, serta menganalisis perbedaan kinerjanya pada U-Zr dengan penambahan minor aktinida Np. Variasi persentase pengayaan U-235 dari 1% hingga 10% dieksplorasi untuk me…
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- xiii, 99 hlm.; ilus.; tab.; 29 cm.
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- T1782042025
PERANCANGAN ALAT DAN SISTEM PEMINJAMAN BUKU BERBASIS RFID DI PERPUSTAKAAN DEN…
Libraries, as centers of information and academic resources that are vital for education and research, often experience problems with inefficiency and inaccurate data in the manual book borrowing system. This research aims to overcome this problem by developing an RFID-based automatic system that is integrated with delay notifications. This system combines NodeMCU ESP32 and NFC PN532 for book i…
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- xii, 41 hlm.; ill.; tab.; 29 cm.
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- T1733602025
PEMETAAN ZONA KERAWANAN BANJIR DI KABUPATEN MUSI RAWAS UTARA BERBASIS SISTEM …
Flood is one of the natural dsasters that often occurs in North Musi Rawas Regency, South Sumatera Province, which is influenced by high rainfall and the geographical conditations of the area. Based on the axisting problems, this study aims to identif and map the level of flood vulnerability in the area. This study uses an overlay method based on Geographic Information Systems (GIS). The five m…
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- xiv, 46 hlm.; ilus.; tab.; 29 cm.
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- T1777792025
ANALISIS AKURASI MODEL MOBILENETV2 DALAM KLASIFIKASI CITRA X-RAY UNTUK DETEKS…
This study aims to analyze the accuracy of the MobileNetV2 model in classifying chest X-ray images for detecting four pulmonary conditions: Normal, Pneumonia, Cardiomegaly, and Pneumothorax. The dataset consists of 12.539 X-ray images obtained from public repositories and has undergone preprocessing, augmentation, and class weighting to address data imbalance. The model was developed using tran…
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- xvii, 66 hlm.; ilus.; tab.; 29 cm.
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- T1778822025
PEMETAAN POTENSI BAHAYA KEKERINGAN BERBASIS SISTEM INFORMASI GEOGRAFIS (SIG) …
Kabupaten Empat Lawang merupakan wilayah dengan kontur topografi bergelombang hingga perbukitan yang terletak pada jajaran Pegunungan Bukit Barisan, sehingga daerah tersebut rentan terhadap bencana kekeringan, terutama pada musim kemarau panjang. Penelitian ini bertujuan untuk memetakan potensi bahaya kekeringan di Kabupaten Empat Lawang menggunakan pendekatan Sistem Informasi Geografis (SIG) b…
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- xi, 69 hlm.; ilus.; tab.; 29 cm.
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- T1771792025
CLUSTERING ARTIKEL ILMIAH BERBAHASA INDONESIA MENGGUNAKAN ALGORITMA PARTITION…
Penelitian ini bertujuan untuk menganalisis kemampuan kompetensi literasi sains materi pemanasan global dan perubahan iklim pada siswa SMA N 1 Kota Pagar Alam. Metode penelitian yang digunakan adalah metode deskriptif kuantitatif. Sampel yang digunakan pada penelitian ini sebanyak 60 siswa dari kelas XB dan XD. Instrumen penelitian yang digunakan berupa wacana panjang dan soal esai mengenai dam…
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- xii, 130 hlm.; ilus.; 29 cm
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- T1434402024
ANALISIS BUTIR SOAL KESETIMBANGAN DAN DINAMIKA ROTASI BUATAN TEKNOLOGI AI BER…
The study is aimed at analyzing the ability of students of the University of Sriwijaya's Physics Education Study Program in making the test of learning outcomes on the material of Enterprise and Energy. The study uses qualitative descriptive methods with samples of 46 students. The data was obtained through the analysis of double-choice issues made by students. The results of the study showed t…
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- xv, 77 hlm.; tab.; 29 cm
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- T1429362024
ANALISA HUBUNGAN TEMPERATUR DAN CURAH HUJAN EKSTREM DENGAN KEJADIAN KEMARAU D…
This research aims to identify extreme temperature and rainfall patterns in Lampung Province and their relationship with natural disasters of drought and flood (hydrometeorology). The data used from 1981-2022 were processed with RClimDex software to separate 27 climate indices. Mann Kendall senslope was used to test the significance of trends in extreme temperature and rainfall analysis over a …
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- xviii, 113 hlm.; ilus.; 29 cm
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- T1429682024
TREN TEMPERATUR DAN CURAH HUJAN EKSTREM DI PESISIR BARAT SUMATERA DAN KAITANN…
Penelitian ini bertujuan untuk menganalisis tren temperatur dan curah hujan ekstrem di wilayah Pesisir Barat Sumatra serta pengaruh El Niño Southern Oscillation (ENSO) dan Indian Ocean Dipole (IOD) terhadap curah hujan ekstrem di wilayah Pesisir Barat Sumatra. Metode penelitian melibatkan perangkat lunak RClimdex untuk menghitung indeks iklim ekstrem dan uji Mann-Kendall untuk menganalisis tre…
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- xvii, 128 hlm.; ilus.; 29 cm
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- T1429862024
PENGEMBANGAN INSTRUMEN PENILAIAN KOGNITIF BERBANTUAN PLATFORM WORDWALL PADA M…
This research aims to produce cognitive assessments assisted by the wordwall platform on atomic nuclei and radioactivity for class XII high school students. This research is development research using Liu's measurement instrument development model. Based on the analysis of Basic Competencies (KD) and cognitive ability indicators, question indicators are designed. Based on the question indicator…
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- xv, 64 hlm.; ilus.; 29 cm
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- T1429262024
ANALISIS PEMAHAMAN SISWA TERHADAP PERUBAHAN IKLIM DAN DAMPAK PEMANASAN GLOBAL…
This study aims to determine the level of understanding of upper grade students regarding Climate Change and the Impact of Global Warming. This type of research is quantitative descriptive research. This research was conducted at SMA Negeri 1 Palembang involving 100 grade X students in the even semester of the 2022/2023 school year. The research instrument used was 22 questions in the form of m…
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- xvi, 95 hlm.; ilus.; 29 cm
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- T1429552024
PENGARUH PRAKTIKUM MENGGUNAKAN PHET COLORADO TERHADAP HASIL BELAJAR SISWA MAT…
The study is aimed at analyzing the ability of students of the University of Sriwijaya's Physics Education Study Program in making the test of learning outcomes on the material of Enterprise and Energy. The study uses qualitative descriptive methods with samples of 46 students. The data was obtained through the analysis of double-choice issues made by students. The results of the study showed t…
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- xviii, 130 hlm.; ilus.; 29 cm
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- T1427302024
ANALISIS POLA CURAH HUJAN WILAYAH PESISIR TIMUR SUMBAGSEL BERBASIS MACHINE LE…
Machine learning-based analysis of monsoon rainfall in the eastern coastal region of South Sumatra has been completed. The aim of this research is to analyze monsoonal rainfall in the eastern coastal region of South Sumatra based on machine learning. The research method used in this research is quantitative analysis using secondary data. The rainfall data used is from the Stations of the Meteor…
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- xv, 69 hlm.; ilus.; 29 cm
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- T1427232024
ANALISIS SIFAT MEKANIK DAN FISIKA MEMBRAN NANOFIBER PVDF/PAN/GRAPHENE MENGGUN…
Heart disease is the leading cause of death in the world. It's because the heart muscle is damaged so the heart's function is disrupted. One of the methods used to deal with heart failure is the installation of mechanical implants based on Nanofiber Technology. The composite material of PVDF/PAN combined with the conductive graphene uses the electrospinning method to regenerate heart tissue suc…
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- xvii, 90 hlm.; ilus.; 29 cm
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- T1428062024
ANALISIS PETROFISIKA MENGGUNAKAN DATA WELL LOGGING UNTUK MENENTUKAN ZONA PROS…
The utilization of Well Logging data in LAS format, which displays all types of logs to be used during interpretation, is a crucial step in the process. In this stage, referred to as logging, it is considered as a unified approach to obtain hydrocarbon reserves. The reservoir zone, which is a porous rock layer on the Earth's surface containing hydrocarbons and other types of hydrocarbons at var…
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- xi, 62 hlm.; ilus.; 29 cm
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- T1427022024
ANALISIS POTENSI BAHAYA TANAH LONGSOR MENGGUNAKAN METODE SKORING DAN OVERLAY …
South Ogan Komering Ulu Regency, located in South Sumatra Province, is a highland area mostly made up of hills and has a wet tropical climate, with some mountainous areas that have relatively low temperatures. This study aims to map landslide hazard potential to identify high-risk areas and support more targeted mitigation efforts.The mapping was done using Geographic Information System (GIS) w…
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- xiii, 64 hlm.; ilus.; tab.; 29 cm.
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- T1764992025
ANALISIS KETERAMPILAN PROSES SAINS SISWA SMP N 1 INDRALAYA PADA MATERI HUKUM …
Penelitian ini bertujuan untuk mengetahui kualitas keterampilan proses sains di SMP N 1 Indralaya pada materi Hukum Newton. Penelitian ini menggunakan metode penelitian deskriptif kuantitatif dan analisis data menggunakan model rasch dengan sampel sebanyak 36 siswa dari populasi yang berjumlah 240 siswa. Instrumen yang digunakan dalam penelitian ini merupakan lembar kerja peserta didik (LKPD) y…
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- xi, 86 hlm.; tab.; 29 cm
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- T1418882024
PENGEMBANGAN LKPD BERBASIS PJBL TOPIK ENERGI TERBARUKAN DENGAN MEMANFAATKAN L…
Penelitian ini bertujuan untuk menghasilkan LKPD berbasis PjBL topik energi terbarukan dengan memanfaatkan limbah cangkang karet untuk siswa kelas X SMA yang valid dan praktis. Model pengembangan yang diterapkan dalam penelitian ini adalah model pengembangan Borg & Gall yang terdiri dari tujuh tahapan. Subjek penelitiannya yaitu siswa kelas X MAN 1 Kota Prabumulih. Hasil validasi dari berbagai …
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- xvi, 104 hlm.; ilus.; 29 cm
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- T1418772023
STUDI KEMAMPUAN MAHASISWA PENDIDIKAN FISIKA DALAM MEMBUAT SOAL TES HASIL BELA…
The study is aimed at analyzing the ability of students of the University of Sriwijaya's Physics Education Study Program in making the test of learning outcomes on the material of Enterprise and Energy. The study uses qualitative descriptive methods with samples of 46 students. The data was obtained through the analysis of double-choice issues made by students. The results of the study showed t…
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- xv, 68 hlm.; ilus.; 29 cm
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- T1417502024
ANALISIS FISIKA DARI HYDROGEL PVA EKSTRAK CHAMOMILE/LAVENDER MENGGUNAKAN FREE…
Acne vulgaris occurs due to excess oil production that clogs the pores of the skin. One method to overcome this is with hydrogel technology. This study developed a PVA/Chamomile/Lavender composite hydrogel using the freeze-thaw method to obtain the optimal base gel as an acne patch. The results of the microscopy characterization showed a porous structure with a varied pore size distribution. FT…
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- viii, 39 hlm.; ill.; tab.; 29 cm.
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- T1696562025
ANALISIS POTENSI DAERAH RAWAN KEKERINGAN DI KABUPATEN OGAN ILIR DENGAN PEMANF…
Indonesia, as a tropical country, has a high potential for experiencing drought disasters, especially during the dry season. Drought is a disaster that significantly impacts the agricultural sector and water availability. Ogan Ilir Regency in South Sumatra is known as one of the rubber-producing regions and is also affected by this condition. Prolonged drought has the potential to reduce agricu…
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- xiii, 62 hlm.; ilus.; tab.; 29 cm.
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- T1763002025
ANALISIS POTENSI TINGKAT KEKERINGAN BERBASIS SISTEM INFORMASI GEOGRAFIS (SIG)…
Drought is a condition caused by a decrease in rainfall below the seasonal average. Its impact is not only limited to reduced water availability but can also lead to environmental degradation such as cracked soil and barren land. OKU Timur Regency is an area dominated by the agricultural sector, where most of the population works as farmers. Water shortages in agricultural land can hinder plant…
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- xiv, 64 hlm.; ilus.; tab.; 29 cm.
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- T1759562025
ANALISIS KORELASI CURAH HUJAN TERHADAP ANALISIS KORELASI CURAH HUJAN TERHADAP…
Bengkulu City is one of the areas in Indonesia that is prone to hydrometeorological disasters, especially floods. Geographical conditions dominated by lowlands on the west coast of Sumatra and high rainfall intensity are the main factors triggering floods. This study aims to determine the characteristics of rainfall and frequency of flooding in Bengkulu City during the period 2019–2023, and t…
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- xii, 57 hlm., ilus., tab.; 29 cm
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- T1744432025
PENGEMBANGAN E-MODUL MATERI SUHU DAN KALOR BERBASIS STEM PADA KONTEKS KERAJIN…
Telah berhasil dikembangkan E-Modul berbasis STEM pada materi suhu dan kalor pada konteks kerajinan emas dan perak untuk siswa kelas XI SMA yang valid dan praktis. Penelitian ini menggunakan prosedur pengembangan Rowntree yang terdiri dari tiga tahap : self evaluation, expert review, one-to-one evaluation dan small group. Teknik mengumpulan data menggunakan walkthrough dan angket. Hasil uji val…
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- xxix, 53 hlm.; ilus.; 29 cm
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- T1400122023
APLIKASI SENSOR KONDUKTIVITAS LISTRIK DFR0300 DALAM RANCANG BANGUN SISTEM MON…
The increase in industrial and domestic activities has led to environmental pollution through wastewater, which can impact water quality. One of the key parameters in monitoring wastewater quality is electrical conductivity, which reflects the concentration of dissolved ions in the solution. This study aims to design and develop a real-time monitoring system for wastewater conductivity using th…
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- xiv, 89 hlm.; ill.; tab.; 29 cm.
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- T1743432025
APLIKASI SENSOR TDS SEN0244 DALAM RANCANG BANGUN SISTEM MONITORING KONSENTRAS…
Water pollution caused by heavy metals from industrial waste poses a serious threat to the environment and human health. Metals such as lead (Pb), chromium (Cr), and others are often found in high concentrations in wastewater, which, if not properly monitored, can exceed the permissible limits set by Regulation of the Minister of Environment and Forestry (Permen LHK) No. 5 of 2014. This study a…
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- xv, 85 hlm.; ill.; tab.; 29 cm.
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- T1743682025
APLIKASI SENSOR pH SEN0161 DALAM RANCANG BANGUN SISTEM MONITORING OTOMASI PAD…
The management of liquid waste containing heavy metals such as lead (Pb) presents a serious environmental challenge in Indonesia due to their toxic nature, which can pollute ecosystems and endanger human health. The pH parameter is a critical indicator in waste management, as it influences the solubility, mobility, and toxicity of heavy metals. Conventional methods of pH monitoring have signifi…
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- xiii, 70 hlm.; ill.; tab.; 29 cm.
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- T1743742025
PERANCANGAN ALAT PENYORTIR BUAH TOMAT BERDASARKAN WARNA BERBASIS MIKROKONTROL…
Sorting system is a process of separating goods with information based on certain characteristics. One of the crucial sorting parameters is color, for example sorting tomatoes based on ripeness. Many obstacles encountered are that sorting is still done manually. This study aims to overcome these problems by designing a tomato sorter based on color. This system combines Arduino uno R3, TCS3200 t…
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- xvii, 122 hlm.; ill.; tab.; 29 cm.
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- T1742942025
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