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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
STUDI POTENSI BENCANA TANAH LONGSOR PADA DAS OGAN DI KABUPATEN OGAN ILIR BERD…
Serijabo Village, located in Ogan Ilir Regency, features a flat geographical landscape and is traversed by the Ogan River. Increased human activities and the presence of numerous structures built along the riverbanks have made the area vulnerable to landslides. This study aims to identify the subsurface lithology within the river basin area (DAS) and analyze the impact of rainfall on landslide …
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- xiv, 97 hlm.; ill.; tab.; 29 cm.
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- T1738212025
PEMETAAN ZONA RAWAN LONGSOR BERBASIS SISTEM INFORMASI GEOGRAFIS (SIG) DI KABU…
Landslide Hazard Zonation Mapping Based on Geographic Information Systems (GIS) in Musi Rawas Regency aims to map the level of landslide susceptibility in the region by utilizing a Geographic Information System (GIS) approach. The method used is an overlay technique incorporating parameters such as slope steepness, rainfall, soil type, rock type, and land cover. Each parameter is assigned a sco…
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- xiii, 66 hlm. : ilus. ; tab. ; 29 cm
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- T1741042025
ANALISIS POTENSI BAHAYA GEMPA BUMI DI KOTA PAGAR ALAM DENGAN MEMANFAATKAN SIS…
Pagar Alam City, located in South Sumatra Province, lies within a region influenced by tectonic plate movements, making it susceptible to tectonic earthquakes. This study aims to map and analyze areas with earthquake hazard potential in Pagar Alam City using a Geographic Information System (GIS). GIS is a system designed to manage spatial data based on geographic coordinates. The analysis revea…
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- xiii, 35 hlm.: Ilus., tab.; 29 cm
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- T1738382025
ANALISIS SOAL PROGRAMME FOR INTERNATIONAL STUDENT ASSESSMENT (PISA) BUATAN AR…
Hasil Programme for International Student Assessment (PISA) menunjukkan bahwa literasi sains siswa Indonesia masih berada di bawah rata-rata internasional. Salah satu faktornya adalah terbatasnya latihan soal yang mendorong keterampilan berpikir kritis dan analitis. Seiring berkembangnya kecerdasan buatan seperti ChatGPT, muncul peluang baru untuk menghasilkan soal berbasis literasi sains. Namu…
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- viii, 75 hlm.; ilus.; 29 cm
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- T1741442025
STUDI PERSEPSI MAHASISWA TERHADAP PEMBELAJARAN HYBRID DI PROGRAM STUDI PENDID…
This study aims to determine student perceptions of hybrid learning in the physics education study program at Sriwijaya University with a quantitative approach to the survey method, the data were analyzed into percentages and graphs which were interpreted descriptively as results. Respondents were active students of the physics education study program at Sriwijaya University class of 2020, tota…
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- xvii, 91 hlm.; Ilus.; 29 cm
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- T1391322024
ANALISIS CURAH HUJAN WILAYAH MALUKU DAN SULAWESI BERBASIS GOOGLE COLAB SEBAGA…
Analysis of rainfall in the Maluku and Sulawesi regions against influencing indicators (Nino 3.4 Index and Dipole Mode Index) has been successfully carried out. The method used is a quantitative approach with secondary data analysis in the form of data from Meteorology, Climatology and Geophysics Agency stations at three Meteorological Stations from the 1991-2020 period. Correlation and Regress…
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- xiv, 71 hlm. ilus.; 29 cm
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- T1391912023
APLIKASI MODUL ESP32-CAM DALAM RANCANG BANGUN SISTEM PEMANTAUAN KEMATANGAN BU…
This study aims to design and implement an automated system to detect the ripeness level of tomatoes using the ESP32-CAM module and the YOLO algorithm trained through the Edge Impulse platform. The system relies on color parameters extracted from tomato images to classify ripeness into three categories: unripe, semi-ripe, and ripe. Tests were conducted at various distances (10 cm, 20 cm, and 40…
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- x, 78 hlm.:ilus.; 29 cm
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- T1740472025
RANCANG BANGUN SISTEM SUPLAY ENERGI BERBASIS SEL SURYA PADA MODEM VISIBLE LIG…
Dalam sebuah sistem Visible light communication (VLC) untuk pengaplikasian di perairan membutuhkan sumber daya listrik yang andal untuk menunjang dan memastikan modem VLC dapat bekerja dengan sebagaimana mestinya. Keterbatasan sumber listrik di lokasi perairan menjadi tantangan utama dalam pengoperasian modem VLC diperairan. Dipenelitian ini rancangan dan sistem suplai energi berbasis panel sur…
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- viii, 60 hlm.; 29 cm
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- T1697262025
ANALISIS SIFAT FISIKA MEMBRAN NANOFIBER KITOSAN/PVA/EKSTRAK AKAR KUNING UNTUK…
This study investigates the fabrication and physical properties analysis of nanofiber membranes based on chitosan/polyvinyl alcohol (PVA) with the addition of yellow root extract (Arcangelisia flava L.) for food-packaging applications. The nanofiber membranes were fabricated using the electrospinning method, with variations in yellow root extract content, spinning distance, and applied voltage.…
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- xiv, 44 hlm.; ilus.; tab.; 29cm.
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- T1696432025
ANALISIS PEMAHAMAN SISWA KELAS VIII TERHADAP KONSEP IPA MATERI SUHU DAN KALOR…
Pemahaman konsep suhu dan kalor dalam pembelajaran IPA sering menjadi tantangan bagi siswa. Penelitian ini menganalisis pemahaman siswa kelas VIII terhadap konsep tersebut menggunakan Model Rasch. Metode ini mengukur tingkat kesulitan soal, kemampuan siswa, dan kecocokan soal dengan individu. Penelitian ini melibatkan 171 siswa dengan instrumen 25 soal pilihan ganda yang divalidasi menggunakan …
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- xv, 54 hlm.: Ilus., tab.; 29 cm
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- T1696992025
SINTESIS DAN KARAKTERISASI 〖Zn〗_x 〖Co〗_((1-x)) 〖Fe〗_2 O_4 x=0.0;0…
- Synthesis of electromagnetic wave absorber material based on spinel ferrite ZnX Co(1-x) Fe2O4 which aims to make materials that can function as electromagnetic wave absorbing materials. ZnX Co(1-x) Fe2O4 was synthesized using solid state reaction method using High Energy Milling (HEM) tool. ZnX Co(1-x) Fe2O4 material was characterized by XRD to determine the phase and crystal system formed, F…
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- xiii, 56 hlm.; ill.; tab.; 29 cm.
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- T1696692025
DAMPAK PERKULIAHAN DARING DENGAN MEDIA E-LEARNING UNSRI TERHADAP MOTIVASI B…
Perkuliahan daring merupakan suatu metode yang berbasis elektronik yang dilakukan dengan jarak jauh agar memudahkan mahasiswa mencari berbagai informasi dan materi pembelajaran yang dibutuhkan untuk menunjang berlangsungnya pembelajaran. Motivasi belajar merupakan faktor penting yang harus dimiliki mahasiswa dalam mencapai keberhasilan pembelajaran selama perkuliahan, mahasiswa yang memiliki mo…
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- xvii, 98 hlm.; ilus.; 29 cm
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- T1376062023
IDENTIFIKASI MISKONSEPSI SISWA MENGGUNAKAN FOUR-TIER DIAGNOSTIC TEST PADA M…
Penelitian ini bertujuan untuk mengetahui tingkat miskonsepsi mengenai materi cahaya yang terjadi pada siswa kelas IXA dan IXB di SMPN 1 Indralaya Utara. Penelitian ini menggunakan pendekatan kuantitatif dan metode deskriptif. Data dikumpulkan dengan menggunakan instrumen Four-Tier Diagnostic Test. Soal yang dipakai berupa soal pilihan ganda sebanyak 15 butir soal. Subjek penelitian adalah 58 o…
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- xvii, 98 hlm.; ilus.; 29 cm
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- T1376622023
ANALISIS FISIKA SERAT NANOKOMPOSIT GELATIN/PVA/EKSTRAK DAUN SALAM UNTUK APLIK…
Penelitian ini menganalisis karakteristik fisika serat nanokomposit berbasis Gelatin/PVA/Ekstrak Daun Salam yang diaplikasikan sebagai pembungkus makanan ramah lingkungan. Proses pembuatan serat dilakukan menggunakan teknik electrospinning, yang menghasilkan nanofiber dengan diameter rata-rata 1000-1600 nm. Analisis menggunakan Mikroskop cahaya menunjukkan distribusi ukuran partikel yang relati…
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- xiv, 46 hlm.; ill.; tab.; 29 cm.
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- T1695862025
IMPLEMENTASI VISIBLE LIGHT COMMUNICATION (VLC) UNTUK SISTEM MONITORING PERAIR…
Water quality is crucial for the environment, industry, and public health. To maintain water quality, a monitoring system capable of accurately and efficiently measuring key parameters is essential. This study develops an application based on Visible Light Communication (VLC) technology for real-time water quality monitoring. The application connects to a sensor system that measures various wat…
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- xv, 89 hlm.; ill.; tab.; 29 cm.
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- T1696922025
ANALISIS STRUKTUR KRISTAL HIGH ENTROPY ALLOY BERBASIS LANTHANUM MANGANITE (La…
Crystal structure analysis of Lanthanum Manganite (LaMnO3) based High Entropy Alloy using rietvield method and performed by mechanical milling technique. The materials used include La(Fe₀.₃₃Cu₀.₃₃Mn₀.₃₃)O₃ and La(Fe₀.₂₅Cu₀.₂₅Mn₀.₂₅Ni₀.₂₅)O₃ with ethanol solvent. The samples were milled for 5 hours, dried at 80°C for 24 hours, and sintered at 1100°…
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- xviii, 115 hlm.; ill.; tab.; 29 cm.
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- T1697252025
SINTESIS DAN KARAKTERISASI MATERIAL LaxCu(1-x)MnO3 SEBAGAI PENYERAP GELOMBANG…
Electromagnetic radiation due to the development of telecommunication technology can interfere with electronic devices, so microwave-absorbing materials are a potential solution. This study synthesized and characterized LaxCu(1-x)MnO3 as a microwave absorber in the C-band frequency using a mechanical milling method with variations x = 0, 0.25, 0.50, 0.75, 1.0. Characterization using XRD, SEM, a…
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- x, 82 hlm.; ill.; tab.; 29 cm.
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- T1696532025
Sintesis dan Karakterisasi Material LaxSr(1-x)MnO3 (0≤x≤1) sebagai Microw…
Synthesis and characterization of LaxSr(1-x)MnO3 (x = 0.0, 0.25, 0.50, 0.75, 1.0) as microwave absorbers were conducted using mechanical milling. Starting materials included La2O3, SrCO3, MnO2, and ethanol. The samples were mixed and milled for 5 hours, dried at 80°C for 24 hours, and sintered at 1000°C for 5 hours. XRD analysis revealed that SrMnO3 (x = 0.0) formed a main phase of SrMnO3 and…
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- xii, 68 hlm.; ill.; tab.; 29 cm.
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- T1696502025
IDENTIFIKASI RESERVOIR MENGGUNAKAN INVERSI SEISMIK IMPEDANSI AKUSTIK DAN MULT…
This study aims to identify reservoirs in the “NR” field located in the South Sumatra Basin using acoustic impedance seismic inversion and seismic multi-attribute analysis methods. Acoustic impedance seismic inversion is used to estimate impedance values that are related to porosity and fluid saturation in the reservoir, while seismic multi-attribute analysis integrates various seismic attr…
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- xii, 108 hlm.: Ilus., tab.; 29 cm
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- T1667252024
PENGEMBANGAN E-MODUL MATERI FLUIDA DINAMIS BERBASIS STEM PADA KONTEKS BENDU…
Telah berhasil dikembangkan e-modul materi fluida dinamis berbasis STEM pada konteks Bendungan Perjaya siswa kelas XI SMA yang valid dan praktis. Penelitian ini menggunakan prosedur pengembangan Rowntree yang terdiri dari tiga tahap: tahap perencanaan, tahap pengembangan dan tahap evaluasi. Tahap Evaluasi dalam penelitian ini menggunakan tahap evaluasi formatif Tessmer yang terdiri dari tahap: …
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- xvii, 74 hlm.; Ilus.; 29 cm
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- T1372132023
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