Department of Physics: Recent submissions
Now showing items 41-60 of 2746
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Sintesis dan Karakterisasi Ijuk "Arenga pinnata" dan Pasir Besi Alam sebagai Penyerap Gelombang Mikro
(Universitas Sumatera Utara, 2025)This study aims to synthesize and characterize activated carbon-based composites from Arenga pinnata fiber and natural iron sand as microwave absorbing materials. The synthesis was carried out using the solid state reaction ... -
Pembuatan Karbon Aktif Ampas Tebu dengan Polivinil Alkohol (PVA) sebagai Adsorben Logam Timbal (Pb) dan Besi (Fe) pada Air Sumur
(Universitas Sumatera Utara, 2025)This study aimed to produce and characterize activated carbon derived from sugarcane bagasse with polyvinyl alcohol (PVA) as an adsorbent for lead (Pb) and iron (Fe) in well water. The carbon was produced through a ... -
Pengaruh Intrusi Air Laut Terhadap Karakteristik Air Sumur Bor dan Konvensional di Desa Dusun 1 Pantai Cermin Kiri Sumatera Utara
(Universitas Sumatera Utara, 2025)The availability of clean water in coastal areas is a critical issue that is increasingly complicated by seawater intrusion. This study aims to analyze the impact of seawater intrusion on the physical and chemical ... -
Sistem Pengisian Otomatis dan Pemantauan Stok Tangki Air Menggunakan Sensor JSN-SR04T dan Sensor Water Flow YF-S201 Berbasis Internet of Things
(Universitas Sumatera Utara, 2025)A stable supply of clean water is essential, especially for industrial sectors such as drinking water depots. This study aimed to develop an automatic water refilling and tank stock monitoring system using Internet of ... -
Aplikasi Load Cell 200 Kg Untuk Sistem Kontrol Pengisian Air Otomatis Pada Depot Air Galon Isi Ulang Dengan Mikrokontroler Atmega328
(Universitas Sumatera Utara, 2025)This study presents the design and evaluation of an automatic water-filling control system specifically developed for refill-water depots in Indonesia. The system addresses the persistent issue of volume inconsistency that ... -
Sistem Pengontrolan Peralatan Listrik Pada Pemberian Pakan Ayam Berbasis Iot (Internet Of Things) Menggunakan Nodemcu Esp8266
(Universitas Sumatera Utara, 2025)The demand for efficiency and accuracy in poultry farm management necessitates the implementation of automation-based technologies. This research focuses on the design and implementation of an Internet of Things (IoT)-based ... -
Sistem Pengukuran dan Monitoring Pemakaian daya Listrik Peralatan rumah tangga Menggunakan Microkontroler ESP8266 Berbasis IoT (Internet of Things)
(Universitas Sumatera Utara, 2025)Real-time monitoring of electrical energy consumption is a crucial step in promoting energy efficiency in household environments. This study aims to design and develop a system for measuring and monitoring the power usage ... -
Perancangan Sistem Catu Daya Bertegangan Rendah Arus Besar Menggunakan MOT (Microwave Oven Transformers) pada Aplikasi Spot Welding
(Universitas Sumatera Utara, 2025)This study aims to design and develop a high-current, low-voltage power supply system using a modified Microwave Oven Transformer (MOT) for spot welding applications. The system was designed by modifying the secondary ... -
Simulasi Optimasi Daya pada Panel Surya dengan Maksimum Power Point Tracking (MPPT) Menggunakan Algoritma Perturb and Observe dengan Matlab Simulink
(Universitas Sumatera Utara, 2025)This project focuses on the design, implementation, and performance evaluation of a solar power system equipped with a Maximum Power Point Tracking (MPPT) controller based on the Perturb and Observe (P&O) algorithm. A boost ... -
Prediksi Kebutuhan Energi Listrik Kota Medan Menggunakan Metode Jaringan Syaraf Tiruan Model Algoritma Backpropogation
(Universitas Sumatera Utara, 2025)This study aimed to predict the electrical energy demand at PT PLN (Persero) UP3 Medan for the next two years using the Artificial Neural Network (ANN) with the Backpropagation model. The purpose was to assist the company ... -
Variasi Komposisi Serat Pelepah Aren (Arena pinnata) dan Serbuk Kayu Mahoni (Swietenia macrophylla) sebagai Papan Komposit dengan Perekat Polyester
(Universitas Sumatera Utara, 2025)A study was conducted on the variation of sugar palm frond fibers (Arenga pinnata) and mahogany wood powder (Swietenia macrophylla) as composite boards using polyester, adhesive with dimensions of 7,5cm × ... -
Rancangan Charging Station untuk Laptop Berbasis Tenaga Surya dengan Monitoring Tegangan, Arus, dan Daya
(2025)This research aimed to design and develop a solar-powered laptop charging station equipped with a real-time voltage, current, and power monitoring system. The system used solar panels as the main energy source, with the ... -
Sistem Pemantauan Getaran Bebas pada Bilah Turbin Angin Menggunakan Sensor Akselerometer Mikro-Elektro-Mechanical Systems Berbasis Internet of Things
(Universitas Sumatera Utara, 2025)Vibration monitoring of wind turbine blades is critical for detecting structural damage that affects system performance and stability. This study developed a real-time vibration monitoring system using an ADXL345 MEMS ... -
Integrasi Anemometer dan Kincir Angin 300 Watt dalam Sistem IOT untuk Pemantauan Real-Time Melalui Telegram Berbasis Esp8266
(Universitas Sumatera Utara, 2025-09-19)Optimizing the potential and realizing the utilization of wind energy, such as in the coastal areas of Lake Toba, particularly in Silalahi III Village, requires further adjustments to the use of turbine models, monitoring, ... -
Perancangan Sistem Monitoring Arus, Tegangan, dan Waktu Pengisian Superkapasitor Berbasis Mikrokontroler untuk Spot Welder Portable
(2025)This research focused on the development of a microcontroller-based monitoring system for charging and discharging supercapacitors in portable spot welder applications. The system was designed using an Arduino Nano as the ... -
Home Security Control Menggunakan Sensor PIR, ESP32-Cam dan Lampu Blitz Berbasis Internet of Things
(Universitas Sumatera Utara, 2025)Home security systems are an essential technology to prevent criminal acts such as burglary while providing protection for residents and property. This research designed and implemented a home security control system based ... -
Sistem Monitoring dan Notifikasi Detak Jantung Serta Saturasi Oksigen Menggunakan Sensor MAX30102 Berbasis Internet Of Things (IoT)
(Universitas Sumatera Utara, 2025)This study aims to design and evaluate the performance of a wearable Internet of Things (IoT)-based monitoring and notification system prototype. The prototype integrates an ESP32 microcontroller, a MAX30102 sensor to ... -
Sistem Monitoring dan Kontrol Suhu serta Kelembapan Menggunakan Sensor BME280 dan ESP32 Berbasis Blynk pada Ruang Kalibrasi
(Universitas Sumatera Utara, 2025)Temperature and humidity stability were essential in a calibration room to ensure that measuring instruments operated optimally. This study aimed to design an Internet of Things (IoT)-based system capable of automatically ... -
Pembuatan dan Karakterisasi Beton Polimer dengan Agregat Batu Apung serta Bonggol Jagung dan Serbuk Karet Ban sebagai Filler
(Universitas Sumatera Utara, 2025)Rubber tire powder, corn cobs, sand, and epoxy resin are the materials used in polymer concrete, which has been the subject of extensive research. The sand and corn cobs are sieved using a 100-mesh sieve. The materials are ... -
Pengembangan Sistem Kontrol pH dan Suhu Pada Fermentasi Teh Kombucha Berbasis Internet Of Things (IoT)
(2025)This research focuses on the development of an automatic control system capable of regulating pH and temperature during the fermentation process of kombucha tea based on the Internet of Things (IoT). Kombucha is a ...