Department of Physics: Recent submissions
Now showing items 81-100 of 2643
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Sintesis Wood Plastic Composite Berbasis Low Density Polyethylene dan Karbon Aktif Kayu Bakau
(Universitas Sumatera Utara, 2024)Research has been conducted on the synthesis of wood plastic composite based on low density polyethylene and mangrove wood activated carbon. This study aims to determine the effect of the addition of mangrove wood activated ... -
Karakterisasi Karbon Aktif dari Ampas Tebu Menggunakan Aktivator HCl dan H2SO4 sebagai Adsorben Logam Berat Timbal (Pb)
(Universitas Sumatera Utara, 2024)A research study has been conducted on the preparation and characterization of activated carbon from sugarcane bagasse as an adsorbent for lead (Pb) ions in well water. The preparation of activated carbon involved ... -
Pembuatan Nanoserat Selulosa Tandan Kosong Kelapa Sawit (TKKS) dengan MnO2 dan Go (Grafena Oksida) sebagai Elektroda Superkapasitor
(Universitas Sumatera Utara, 2024)Preparation of palm empty fruit bunch cellulose nanofibre with MnO2 and GO (Graphene Oxide) as supercapacitor electrodes has been carried out. The cellulose obtained was subjected to FT-IR test to determine the OH group. ... -
Pemanfaatan Limbah Cangkang Kijing (Pilsbryoconcha Exilis) sebagai Sumber Hidroksiapatit dengan Metode Presipitasi Double Stirring sebagai Bahan Biomaterial
(Universitas Sumatera Utara, 2024)Research has been conducted on the synthesis and characterization of hydroxyapatite of kijing shells. Kijing shells (Pilsbryoconcha exilis) are a potential natural resource in the Belawan mangrove forest area, North ... -
Karakterisasi Termoplastik Polipropelina (PP) dengan Fillersilika Abu Sekam Padi (ASP) yang Disintesis menggunakan Metode Sol Gel
(Universitas Sumatera Utara, 2024)The manufacture of thermoplastic polypropylene with rice husk ash filler has been carried out using the sol gel method. Preparation and synthesis of rice husk ash silica was carried out using HCl IM and NaOH IM solvents. ... -
Sintesis Karbon Aktif Daun Matoa dengan Aktivator NaOH sebagai Elektroda Superkapasitor
(Universitas Sumatera Utara, 2024)This research is related to the manufacture of supercapacitor electrodes using matoa leaf material and NaOH activators. Making samples begins by drying matoa leaves then the burning process is carried out with temperature ... -
Karakterisasi Barium Heksaferit (BaFe12O19)dan Nikel Oksida (NiO) sebagai Penyerap Gelombang Mikro
(Universitas Sumatera Utara, 2024)The synthesis of Barium Hexaferrite (BaFe12O19) and Nickel Oxide (NiO) composites using the Mechanical Alloying method as microwave absorbers has been successfully carried out. The wet mixing process of BaFe12O19/NiO was ... -
Sintesis dan Karakterisasi Nano Kalsium Fosfat dari Cangkang Kerang Darah dengan Zink Oksida sebagai Bahan Tambal Gigi
(Universitas Sumatera Utara, 2024)Nano calcium phosphate cement has been made using blood cockle shells to produce nano calcium phosphate, nano ZnO and PVA. The preparation of nano calcium phosphate from blood cockle shells was carried out using the ... -
Sintesis dan Karakterisasi Morfologi serta Struktur Kristal untuk Material Komposit Fe3O4/SiO2 dengan Variasi Penambahan SiO2
(Universitas Sumatera Utara, 2024)The synthesis and characterization of Fe3O4/SiO2 composite with variations of SiO2 using the coprecipitation method have been successfully carried out. Fe3O4 has a magnetic ability that can degrade dye waste, while SiO2 ... -
Sintesis Carbon Dots Terdoping N dan S dari Akar Alang-Alang Metode Hydrothermal Untuk Deteksi Curcumin
(Universitas Sumatera Utara, 2024)Research has been carried out on N, S-CDs with the basic ingredient namely reeds roots to be applied as a curcumin detector. N, S-CDs are made from reed roots (Imperata cylindrica radix) with the addition of C3H7NO2S to ... -
Aplikasi Fotokatalis Komposit Fe3O4/SiO2 sebagai Degradasi Air Limbah melalui Uji Methylene Blue (MB)
(Universitas Sumatera Utara, 2024)In this study, synthesis, characterization, and analysis of Fe3O4/SiO2 composite photocatalyst for degradation through methylene blue (MB) was done. Fe3O4/SiO2 composite prepared using coprecipitation method, started ... -
Karakterisasi BaFe12O19/Co3O4 dengan Metode Mechanical Alloying untuk Penyerap Gelombang Mikro
(Universitas Sumatera Utara, 2024)In this research, morphology, crystal structure and reflection loss (RL) have been synthesized and characterized, which shows how effectively the material can absorb microwaves from BaFe12O19/Co3O4 material using the ... -
Pengaruh Penambahan Limbah Plastik Hdpe (High Density Polyethylene) terhadap Kuat Tekan Beton
(Universitas Sumatera Utara, 2024)Research has been carried out on the Effect of Adding HDPE (High Density Polyethylene) Plastic Waste on the Compressive Strength of Concrete by utilizing waste as raw material for artificial aggregates made from plastic. ... -
Karakteristik Spasial dan Temporal Petir Cloud To Ground (CG) di Kota Medan dan Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2024)The Medan and Deli Serdang areas are areas potentially prone to lightning due to the growth of convective clouds. Lightning analysis methods, spatial and temporal analysis and correlation tests were used to obtain Cloud ... -
Rancang Bangun Sistem Pengamatan Suhu Tanah Digital Berbasis Internet of Things di Stasiun Klimatologi Sumatera Utara
(Universitas Sumatera Utara, 2024)Soil temperature, as one of important parameters in monitoring and understanding climate and soil ecosystems, has a crutial role in various aspects of the environment, including agriculture, ecology, and geoscience. ... -
Studi dan Karakterisasi Tribofilm Berbasis Karbon Aktif Cangkang Kelapa Sawit dan Nanokitosan Kulit Udang yang Dicampur Minyak Silikon sebagai Aplikasi Pelapis Self-Healing pada Permukaan Logam CU dan AL
(Universitas Sumatera Utara, 2023)Active carbon and silicon oil modified nanochitosan based-tribofilm materials was made by using sol gel method with the variation of active carbon composition in the ratio of 40%wt:60%wt at the interval of 5%wt. The ... -
Adsorben Zeolit Alam Pahae-Kitosan dan Abu Boiler Kelapa Sawit sebagai Pereduksi Logam Berat pada Air Limbah Domestik di Kota Medan
(Universitas Sumatera Utara, 2024)This research examines zeolite-chitosan based adsorbents with the addition of palm oil boiler ash to absorb heavy metals (Cu, Cr, and Cd) in wastewater with the aim of analyzing the effect of palm oil boiler ash on ... -
Implementasi Photovoltaic Generator (PVG) Berbasis Current Limiter dan Arduino sebagai Microcontroler untuk Kinerja Pompa DC
(Universitas Sumatera Utara, 2024)Current limiter is an electronic circuit that aims to limit the current that can be used to maintain the amount of current that can be passed by a circuit that goes to the load. In conjunction with solar panels as an energy ... -
Pembuatan dan Karakterisasi Beton Enkapsulasi sebagai Thermal Energy Storage pada PEG 6000 dan Magnetite Fe3O4 (50%, 50%) (60%, 40%)
(Universitas Sumatera Utara, 2024)The study showcases the results of testing concrete with Phase Change Material (PCM) using mass variations of PEG 6000 (50%, 60%) and Magnetite Fe3O4 (50%, 40%). This research also uses physical and mechanical tests in the ... -
Alat Pengering Lidi dengan Kontrol Suhu Otomatis Berbasis Atmega 328 dengan Sumber Catu Daya Solar Cell
(Universitas Sumatera Utara, 2024)Indonesia as one of the countries that is the main producer of oil palm in the world, with many communities around oil palm plantations and plants that utilize waste from oil palm to support the local economy. One form of ...