Department of Physics: Recent submissions
Now showing items 141-160 of 2643
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Pembuatan dan Karakterisasi Paving Block Ringan dengan Agregat Beton Bekas dan Serat Ampas Tebu sebagai Filler
(Universitas Sumatera Utara, 2023)studies has been achieved on the manufacture and characterization of paving blocks using used concrete aggregate and bagasse fiber as filler, with the characterization carried out including physical tests and mechanical ... -
Karakterisasi Bolus Radioterapi Berbahan Silicone Rubber dan Resin Epoksi pada Energi 8 MeV dan 10 MeV
(Universitas Sumatera Utara, 2023)Radiotherapy bolus has been successfully made using melt-intercalation method with silicone rubber and epoxy resin. Some composition variations used are silicone rubber: epoxy resin: catalyst (80:16:4)%v/v, (80:17:3)%v/v, ... -
Analisis Perbandingan Kualitas Sumber Air pada Mineral Water Vending Machine Berbasis Tenaga Surya
(Universitas Sumatera Utara, 2023)Mineral Water Vending Machines (MWVM) have become a popular solution for providing easy and fast access to quality drinking water. This research aims to analyze the quality of well water sources and river water in MWVM ... -
Pemanfaatan Serat Eceng Gondok (Eichhornia Crassipes) dalam Pembuatan Beton Polimer dengan Penambahan Resin Epoxy sebagai Perekat
(2023)Resealrch hals been calrried oult on malking polymer concrete ulsing al composition raltio: salnd, walter hyalcinth fiber alnd epoxy resin to determine the effect of aldding walter hyalcinth fiber on the physicall alnd ... -
Pemurnian Minyak Jelantah Menggunakan Adsorben Berbasis Zeolit Alam Pahae dan Karbon Aktif Sekam Padi
(Universitas Sumatera Utara, 2023)This research aims to purify used cooking oil using adsorbents based on pahae natural zeolite and rice husk activated carbon. Zeolite as matrix and rice husk activated carbon as filler were made into powder with a size of ... -
Pembuatan dan Karakterisasi Mullite dari Kaolin Alam dan Alumina Dross
(Universitas Sumatera Utara, 2023)Ceramic mullite has been made using several materials, namely kaolin, pure alumina, and alumina dross. Mullite was prepared with a stoichiometric composition of 2Al2O3.SiO2, with variations in pure alumina and the addition ... -
Pengaruh Paparan Pulsa Medan Elektrik Terhadap Penurunan Bakteri pada Daging Ayam
(Universitas Sumatera Utara, 2023)Chicken meat consumption in Indonesia has been consistently increasing annually. However, the quality control mechanisms governing chicken meat production remain deficient. This is exemplified by the fact that chicken meat ... -
Sistem Monitoring pada Alat Destilasi Crude Oil Limbah Plastik Berbasis IoT
(Universitas Sumatera Utara, 2023)Purification of plastic waste crude oil by distillation process is carried out to produce purer oil products. This research aimed to utilise technological advances in producing an Internet of Things (IoT)-based monitoring ... -
Simulasi Numerik dari Model Dinamika Opini dengan Gangguan pada Kisi Dua Dimensi
(Universitas Sumatera Utara, 2023)This study examines the Sznajd opinion dynamics model with a noise parameter has been analyzed. The Sznajd model describes agent-agent interaction rules to reach an agreement or consensus. The model is implemented on a two ... -
Pengaruh Penambahan Silika Sol Sebagai Filler dalam Pembuatan Mullite Fiber (Sio2.Al2o3)
(Universitas Sumatera Utara, 2023)Research has been carried out on the effect of adding silica sol as a filler in making mullite fiber (SiO2.Al2O3). Mullite Fiber is a combination of two oxide compounds. Mullite Fiber was developed in the process of ... -
Pembuatan Papan Komposit diperkuat Sekam Padi -Serat Sabut Kelapa dan Serbuk Gergaji Kayu dengan Resin Epoksi
(Universitas Sumatera Utara, 2023)The manufacture of rice husk - coconut fiber and wood sawdust reinforced composite board with epoxy resin has been conducted as an alternative composite material. Rice husk and wood sawdust used are 145 μm and coconut fiber ... -
Pembuatan Dan Karakterisasi Adsorben Berbasis Zeolit Alam Pahae dan Karbon Aktif Cangkang Kemiri untuk Penjernihan Air Gambut
(Universitas Sumatera Utara, 2023)Adsorbents based on pahae natural zeolite and hazelnut shell activated carbon have been made to purify peat water into clean water that can meet the requirements of clean water quality. Zeolite as matrix and hazelnut shell ... -
Karakterisasi Papan Komposit Berbahan Serbuk Gergaji Kayu dan Serat Daun Nanas dengan Resin Polyester
(Universitas Sumatera Utara, 2023)Research has been carried out on the characterization of composite boards made from pineapple leaf fiber wood sawdust and polyester resin, with the characterization carried out including physical tests, mechanical tests ... -
Studi Karakterisasi Co0.9Ni0.1Fe2o4 sebagai Material Penyerap Logam Berat
(Universitas Sumatera Utara, 2023)In this research, cobalt nickel ferrite has been synthesized as a heavy metal absorbing material from natural iron sand using the coprecipitation method. The coprecipitation method was applied with a stirring temperature ... -
Studi Karakterisasi Co0.9Ni0.1Fe2O4 Sebagai Material Penyerap Logam Berat
(Universitas Sumatera Utara, 2023)In this research, cobalt nickel ferrite has been synthesized as a heavy metal absorbing material from natural iron sand using the coprecipitation method. The coprecipitation method was applied with a stirring temperature ... -
Sintesis dan Karakterisasi Komposit CoFe204 dan rGO Menggunakan Metode Sonokimia sebagai Absorber Gelombang Mikro
(Universitas Sumatera Utara, 2023) -
Sintesis Karbon Aktif Sekam Padi Sebagai Filter Logam Besi (Fe) dan Tembaga (Cu) pada Air Sumur
(Universitas Sumatera Utara, 2023)In this study, activated carbon was synthesized using the calcination method as an absorber for iron (Fe) and copper (Cu) metals in previously investigated well water. The activated carbon was derived from rice huks waste ... -
Alat Kontrol Pemupukan Otomatis Portable Berbasis Sensor NPK dan Sensor Konduktivitas Listrik Tanah Terintegrasi IoT
(Universitas Sumatera Utara, 2023)Success in crop cultivation activities can be determined by various factors. One of the factors that determine success is fertilisation. Fertilisation mainly depends on macronutrients, such as Nitrogen (N), Phosphorus (P) ... -
Pengaruh Variasi Suhu Pembakaran Terhadap Karakterisasi Keramik Berpori Berbasis Tanah Lempung (Clay) dan Abu Ampas Tebu
(Universitas Sumatera Utara, 2023)The purpose of this study was to ascertain how temperature variation affected the structural characteristics of porous ceramics. The materials used were clay and bagasse ash. The die pressing method was used to create ... -
Rancangan dan Alat Ukur Monitoring Tekanan Berbasis Internet of Things (Iot) untuk Mengetahui Penyumbatan pada Filter
(Universitas Sumatera Utara, 2023)A tool for detecting filter blockages in pipes using an IoT (Internet of Things) based pressure sensor has been successfully designed and can carry out serial communication between Arduino and Nodemcu. This tool uses a ...