Department of Physics: Recent submissions
Now showing items 41-60 of 2722
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Sistem Pendeteksian Pencemaran Karbon Dioksida (Co2) di Lahan Persawahan Berbasis Internet Of Things (IoT) dan Dampaknya Terhadap Kesehatan Masyarakat
(Universitas Sumatera Utara, 2025)Agriculture is one of the important sectors in food supply, but intensive activities such as the use of inorganic fertilizers contribute to increased carbon dioxide (CO₂) emissions. High concentrations of CO₂ in the ... -
Sistem Monitoring PM2.5 dan SO2 Berbasis Internet of Things dan Hubungannya Terhadap Tingkat Kesehatan Masyarakat di PLTU Pangkalan Susu
(Universitas Sumatera Utara, 2025)Coal-fired power plants are significant contributors to air pollution, primarily through the emission of Particulate Matter (PM2.5) and sulfur dioxide (SO2) from fossil fuel combustion. The designed system utilizes sensors ... -
Sistem Pengukuran PM2.5 dan SO2 Berbasis Internet of Things untuk Melihat Pengaruhnya terhadap pH Air
(Universitas Sumatera Utara, 2025)Air pollution resulting from industrial activities—particularly Coal-Fired Power Plants (CFPPs)—has become a critical issue affecting environmental quality and public health. Fine particulate matter (PM₂.₅) and sulfur ... -
Sistem Pemantauan PM2.5 dan SO2 serta Analisis Dampak Hujan Asam terhadap pH Tanah di Sekitar PLTU Pangkalan Susu Terintegrasi Internet of Things (IoT)
(2025)Air pollution caused by sulfur dioxide (SO₂) emissions and fine particulate matter (PM2.5) had the potential to cause acid rain, which affected soil quality, particularly soil pH. This study aimed to design and develop ... -
Analisis Pengaruh Getaran Akibat Penambahan Beban Massa pada Bilah terhadap Keandalan Sistem Turbin Angin
(Universitas Sumatera Utara, 2025)Load imbalance and uneven wind pressure distribution on wind turbine blades can induce excessive vibrations that pose a risk to system reliability. This study aims to analyze the effect of additional mass loads on the ... -
Sistem Otomatis Pemotong Daun dan Akar Bawang Merah Kering Berbasis Deteksi Tekanan dan Ketebalan
(Universitas Sumatera Utara, 2025)This study aims to develop an automatic system for cutting dry shallot leaves and roots based on pressure and thickness detection technology, as a solution to the limitations of manual cutting methods commonly used by ... -
Pendeteksian Gas Amonia (NH3) di Lahan Persawahan Berbasis Internet of Things (IoT) dan Dampaknya Terhadap Kesehatan Masyarakat di Daerah Pangkalan Susu
(Universitas Sumatera Utara, 2025)When nitrogen fertilizer is used in agricultural activities, ammonia gas (NH3) emissions increase, which has a negative impact on the health of the surrounding community. The purpose of this research is to develop an NH3 ... -
Sintesis dan Karakterisasi Nanokomposit Zn0.9Co0.1Fe2O4/Karbon Aktif Ampas Kopi dengan Metode Hidrotermal sebagai Material Elektroda Superkapasitor
(Universitas Sumatera Utara, 2025)This study, mesoporous Zn0.9Co0.1Fe2O4 (ZnCoF) and coffee grounds activated carbon (CGAC) particles have been synthesized as materials to obtain supercapacitors that have high performance. The synthesis process was carried ... -
Rancang Bangun Sistem Kontrol Lampu Sein dan Lampu Hazard Otomatis Sepeda Motor Menggunakan Sensor Gyroscope MPU6050 dan Sensor Proximity Induktif
(Universitas Sumatera Utara, 2025)Traffic accidents in Indonesia remained a serious problem, particularly those involving motorcycles as the primary mode of transportation. One of the main causes was riders’ negligence in properly using turn signals when ... -
Sintesis dan Uji Fotokatalitik Komposit ZnO/CuO Berbasis Ekstrak Daun Teh Hijau (Camellia sinensis) untuk Degradasi Methylen Blue (MB)
(Universitas Sumatera Utara, 2025)In this study, the synthesis, characterization, and analysis of a ZnO/CuO composite photocatalyst based on green tea leaf extract were successfully carried out. The ZnO/CuO composite was synthesized using a green ... -
Pembuatan dan Karakterisasi Papan Komposit Diperkuat Serat Bemban (Donax canniformis) dan Serbuk Kayu Jati (Tectona grandis L.f.) dengan Resin Epoksi
(Universitas Sumatera Utara, 2025)The fabrication of composite boards made from bemban fibers and teak wood powder using epoxy resin was carried out as an alternative composite material. The bemban fibers used were approximately 1 cm in length, and the ... -
Perancangan dan Aplikasi Sistem Aerator Otomatis Tenaga Surya Berbasis Internet of Things pada Budidaya Ikan Air Tawar
(Universitas Sumatera Utara, 2025)This study presented the development of an automatic aerator system based on the Internet of Things (IoT) and powered by solar energy, which was designed to improve water quality in freshwater aquaculture. The system ... -
Analisis Pengaruh Suhu terhadap Kinerja Sensor Optik pada Alat Pendeteksi Mikroplastik Berbasis IoT: Studi pada Sungai Deli Medan
(Universitas Sumatera Utara, 2025)Water temperature plays a crucial role in influencing the physical properties of microplastics in aquatic ecosystems. This research investigates how temperature fluctuations affect the response of optical sensors in an ... -
Perancangan dan Pembuatan Alat Pendeteksi Mikroplastik Berbasis IoT Menggunakan Sensor Optik Photodioda BPW34
(Universitas Sumatera Utara, 2025)Microplastics are plastic particles smaller than 5 mm that have become one of the main pollutants in water bodies. The Deli River in Medan City is one of the areas affected due to high domestic waste and poor waste management. ... -
Rancang Bangun Peralatan Sistem Informasi Cuaca Terintegrasi Website Berbasis Internet of Things Menggunakan Esp32 di Daerah Objek Wisata Pantai Bali Lestari
(Universitas Sumatera Utara, 2025)This study designs an IoT-based weather information system at Pantai Bali Lestari using ESP32 and various sensors to read temperature, humidity, air pressure, light intensity, and rain. Data is sent to the server via XAMPP ... -
Pengaruh Suhu Karbonisasi terhadap Karakteristik Adsorben Karbon Aktif Kulit Pisang Kepok untuk Reduksi Salinitas Air Laut
(Universitas Sumatera Utara, 2025)Research on adsorbent based on activated carbon from banana peel to reduce seawater salinity has been conducted. Banana peel was carbonized at 350°C, 400°C, and 450°C for 90 minutes. Banana peel carbon was sieved with a ... -
Sistem Monitoring dan Pengontrolan Baterai Jarak Jauh (Iot) untuk Mencegah Overdrain Berbasis Atmega 328
(Universitas Sumatera Utara, 2025)Overdrain in batteries is a common issue that can lead to permanent damage, especially when the battery voltage drops below the safe threshold. This condition can result in a decrease in energy storage capacity and ... -
Sistem Monitoring dan Pengontrolan Baterai Jarak Jauh (IoT) untuk Mencegah Overdrain Berbasis Atmega 328
(Universitas Sumatera Utara, 2025)Overdrain in batteries is a common issue that can lead to permanent damage, especially when the battery voltage drops below the safe threshold. This condition can result in a decrease in energy storage capacity and ... -
Rancang Bangun Timbangan Digital Berbasis Nodemcu Esp8266 Dengan Fitur Kirim Data Berat Melalui Smartphone
(Universitas Sumatera Utara, 2025)Along with the advancement of globalization, there is a demand for digital scales that can be integrated into smart devices. The purpose of this research is to develop digital scales with higher accuracy and a lower error ... -
Pemanfaatan Energy Panas Buangan Dari Tungku Pembakaran Sampah rumah Tangga Menggunakan Modul Thermoelektrik Generator
(Universitas Sumatera Utara, 2025)Utilization of waste heat energy from burning household waste is one of the innovative solutions to support energy efficiency and waste management. This study aims to evaluate the potential for converting waste heat energy ...