Undergraduate Theses
Undergraduate Theses
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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 ... -
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 ... -
Pembuatan dan Karakterisasi Karbon Aktif dari Ampas Teh Sebagai Adsorben Ion Pb
(Universitas Sumatera Utara, 2024)The manufacture and characterization of activated carbon from tea dregs as an adsorbent of Pb ions has been carried out. This study aims to make activated carbon from tea dregs as an adsorbent of Pb ions; determine the ... -
Pengaruh Komposisi Al2O3 pada Phase Change Material Berbasis Peg–6000
(Universitas Sumatera Utara, 2024)Phase Change Material (PCM) research has been conducted by mixing PEG 6000 - Alumina Oxide (Al2O3) - Sodium Dodecyl Benzene Sulfonate as a Thermal Energy Storage (TES) application. This research is intendent to produce the ... -
Rancang Bangun Alat Deteksi Panas Kabel Berbasis Internet of Things (IoT) Menggunakan Mikrokontroler Node MCU V3
(Universitas Sumatera Utara, 2022)Electricity is the most widely used energy today because of its practicality and efficiency in terms of control and distribution. Electrical energy is the easiest to distribute because it is not physical because it only ... -
Pembuatan dan Pengujian Campuran Bahan Bakar Bensin Berbasis Pemanfaatan Limbah Pisang
(Universitas Sumatera Utara, 2024)In this research, the use of bioethanol from banana peel waste as a mixture of gasoline fuels has proven to be effective in reducing problems that really annoy community and is proven to be able to improve engine performance ... -
Pengaruh Variasi Suhu Aktivasi Arang Aktif Kulit Pisang Kepok Sebagai Adsorben untuk Menurunkan Salinitas Air Laut
(Universitas Sumatera Utara, 2024)Research on adsorbents based on activated carbon from banana peel has been conducted for reducing seawater salinity. The peel was carbonized at 350˚C for 30 minutes. The activated carbon from banana peel was sieved using ... -
Alat Kontrol Dissolved Oxygen dengan Automatic Sensor Lifter dan Aerator pada Budidaya Ikan Air Tawar Terintegrasi IoT
(Universitas Sumatera Utara, 2024)Dissolved oxygen (DO) is a crucial parameter in aquaculture, directly influencing the growth and survival of freshwater fish. Fluctuations in DO levels, caused by factors such as undecomposed fish waste, low light ... -
Pengaruh Penambahan Zeolit Terhadap Pembuatan Beton Polymer dari Bahan Cangkang Kulit Kopi dan Batu Apung dengan Campuran Resin Polyurethane
(Universitas Sumatera Utara, 2024)The utilization of eco-friendly raw materials unique physical properties has become a focus in the development of polymer concrete technology. One of the attractive raw materials is zeolite, a natural mineral with absorption ... -
Sistem Monitoring Kelembaban, Suhu dan pH pada Media Maggot Black Soldier Fly (BSF) Terintegrasi Internet of Things (IoT)
(Universitas Sumatera Utara, 2024)Increasing the production of maggot cultivation requires control of growth media quality parameters including humidity, temperature and pH. The monitoring system of humidity, temperature and pH in black soldier fly (BSF) ...
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