Browsing Department of Physics by Submit Date
Now showing items 1-20 of 2640
-
Sistem Manajemen Energi Beban Otomatis dengan Sumber Listrik Pembangkit Hybrid PLTS-PLTB Berbasis Sensor PZEM 004T-AC Terintegrasi IoT
(Universitas Sumatera Utara, 2025)The utilization of renewable energy is a key solution to overcoming the limitations of fossil fuel resources and supporting the transition to a more sustainable energy system. This study aims to develop an automatic ... -
Karakterisasi Adsorben Berbasis Karbon Aktif Ampas Tebu dan Polyvinyl Alcohol (PVA) sebagai Pereduksi Logam Berat Fe dan Cu dalam Air Sumur
(Universitas Sumatera Utara, 2025)A study has been conducted on the manufacture and characterization of adsorbents made from activated carbon from sugarcane bagasse with the addition of Polyvinyl Alcohol (PVA) biopolymer with a composition (1:20) as an ... -
Pengembangan Sistem Peringatan Dini Cuaca Berdasarkan Klasifikasi Awan Konvektif pada Radar Cuaca C-Band dengan Model Crowdsource di Wilayah Banten
(Universitas Sumatera Utara, 2024)Banten is one of the regions in Indonesia that often faces the threat of extreme weather impacts. Convective clouds that form can be related to the development of intense storms that produce extreme weather, such as heavy ... -
Pengembangan Nanomortar Engineered Cementitious Composites (ECC) Berbasis Palm Oil Fuel Ash-Fly Ash (Pofa-Fa)
(Universitas Sumatera Utara, 2024)This research aims to explore the influence of POFA and FA nanoparticle composition as a cementitious material in nanomortar POFA-FA ECC on mechanical properties (compressive strength and flexural strength), physical (XRD, ... -
Pengaruh Penambahan Zeolit Alam Pahae dan Ampas Teh sebagai Fiiler dengan Resin Polyester sebagai Perekat terhadap Karakteristik Beton Polimer
(Universitas Sumatera Utara, 2024)Research has been conducted on the effect of adding natural Pahae zeolite and tea leaves as fillers on the characteristics of polymer concrete and polyester resin as adhesives. The sample preparation began with zeolite ... -
Pengaruh Penambahan Zeolit Alam Pahae dan Ampas Teh sebagai Fiiler dengan Resin Polyester Sebagai Perekat terhadap Karakteristik Beton Polimer
(Universitas Sumatera Utara, 2024)Research has been conducted on the effect of adding natural Pahae zeolite and tea leaves as fillers on the characteristics of polymer concrete and polyester resin as adhesives. The sample preparation began with zeolite ... -
Pembuatan Dan Karakterisasi Biodegradable Foam Dari Powder Kulit Kakao Dan Powder Selulosa Daun Nenas Dengan Penambahan Polivinil Alkohol
(Universitas Sumatera Utara, 2025)Biodegradable foam was made and characterized from cocoa shell powder and pineapple leaf cellulose powder with the addition of polyvinyl alcohol as an environmentally friendly alternative to packaging using the baking ... -
Klasifikasi Curah Hujan Pengaruh Fenomena Indian Ocean Dipole (IOD) dan Madden Julian Oscillation (MJO) Berbasis Machine Learning Wilayah Deli Serdang
(Universitas Sumatera Utara, 2025)Rainfall in the Deli Serdang region is influenced by global climate phenomena. This study aims to determine the classification of rainfall based on machine learning with the SVM model due to the simultaneous occurrence of ... -
Pembuatan dan Analisis Resin Komposit Sebagai Bahan Tambal Gigi Berbasis Urethane Dimethacrylate (UDMA) dan Triethylene Glycol Dimethacrylate (TEG-DMA) dengan Fotoinisiator Comphorquinone (CQ) dan Trimethylbenzoyl Phosphine Oxide (TPO)
(Universitas Sumatera Utara, 2024)In this work, urethane dimethacrylate (UDMA) was used as dental resin as an non-toxic alternative to Bisphenol A-glycidyl methacrylate (Bis-GMA). Additionally, UDMA combine with triethylene glycol dimethacrylate ... -
Pembuatan Filter Berbasis Karbon Sekam Padi dan Zeolit Sintesis sebagai Pereduksi Ion Logam Pb dan Mn pada Air Sumur
(Universitas Sumatera Utara, 2025)In this study, a filter based on carbon from rice husk and synthetic zeolite was made for well water. First the rice husk is pulverized and then carbonized with temperature variations of 700oC, 800oC, and 900oC. Then the ... -
Sistem Pengukuran Kecepatan Arus dan Ketinggian Permukaan Air Sungai Bilah Rantauprapat Secara Digital Berbasis Internet of Things (IoT)
(Universitas Sumatera Utara, 2025)The high intensity of rainfall in the upstream area of the Bilah Rantauprapat River significantly increases the water discharge, potentially triggering flooding in the downstream area. This study aims to develop a real-time ... -
Sistem Pengereman Adaptif Turbin Angin Menggunakan Servo Dilengkapi dengan Monitoring Berbasis Internet of Things (IoT)
(Universitas Sumatera Utara, 2025)Wind turbines are increasingly recognized as one of the effective solutions for generating clean and sustainable energy. In this study, an adaptive braking system for five-bladed wind turbines was developed, utilizing the ... -
Sintesis Timah (II) Sulfat (SnSO4) Menggunakan Metode Elektrolisis dengan Parameter Tegangan, Konsentrasi, Waktu dan Jarak Elektroda
(Universitas Sumatera Utara, 2024)Tin (II) Sulfate (SnSO4) a tin-derived product that has a wide range of physical and chemical functions. The synthesis of tin (II) sulfate (SnSO4) has been carried out using the parameters of voltage, electrolyte ... -
Pelapisan Chrome terhadap Zirconium dengan Metoda Pack Cementation terhadap Laju Korosi
(Universitas Sumatera Utara, 2025)The manufacture of zirconium alloy coating with chrome by using pack cementation method and comparison of its corrosion Knowing the effect of coating on zirconium plate in 9000C temperature and comparing its corrosion ... -
Sintesis BaFe(12-x)YxO19 Sebagai Material Penyerap Gelombang Mikro Dengan Metode Solid-State Reaction
(Universitas Sumatera Utara, 2025)In this research study, barium hexaferrite substituted with yttrium (BaFe(12-x)YxO19), microwave absorber materials has been successfully synthesized using solid-state reaction method, pre-sintering at 800 °C for 6 hours ... -
Sintesis dan Karakterisasi Phase Change Material Berbasis Komposit Peg-6000 dan Tio2
(Universitas Sumatera Utara, 2024)Research has been conducted on the synthesis and characterization of Phase Change Material based on PEG 6000 and TiO2 composite by sonication method. PEG 6000 is an organic PCM that has a high latent heat capacity to store ... -
Pembuatan Alat Ukur Torsi Statis Motor Penggerak Rotasi dengan Sensor Load Cell Berbasis Nodemcu Esp8266
(Universitas Sumatera Utara, 2025)This research describes the process of designing, making, and testing a static torque measuring instrument for rotational drive motors based on NodeMCU ESP8266. Static torque measurement on a rotational motor is an important ... -
Pemanfaatan Cesium-137 pada Pengukuran Akurasi Dosis dan Sebagai Sumber Standar Kalibrasi pada Alat Ukur Radiasi Surveymeter Ranger Sn R314649
(Universitas Sumatera Utara, 2024)Research has been conducted on the utilization of cesium-137 in the measurement of dose accuracy and as a standard source of calibration on the ranger Sn R314649 surveymeter radiation measuring instrument with the aim of ... -
Pengukuran Laju Paparan Radiasi dan Efektivitas Perisai Radiasi Pada Ruang Cs-137 di BPFK Medan
(Universitas Sumatera Utara, 2024)One of the radiation protection programs has been carried out by measuring the exposure to scattering radiation around the cesium-137 room at BPFK Medan. Measurements were made in five rooms using a babyline surveymeter. ... -
Pengaruh Penambahan Polivinil Alkohol terhadap Pembuatan dan Karakterisasi Biodegradable Foam dari Tepung Porang dan Serat Cangkang Biji Kopi
(Universitas Sumatera Utara, 2024)This research has been conducted to make biodegradable foam using porang flour, coffee bean shell fiber and magnesium stearate with the addition of polyvinyl alcohol (PVA) variations of 40%, 50% and 60%. The stages in this ...