Undergraduate Theses
Undergraduate Theses
Recently added
Now showing items 421-440 of 1300
-
Simulasi dan Visualisasi Dinamika Molekul dengan Model Potensial Lennard Jones
(Universitas Sumatera Utara, 2008)Molecular Dynamics Simulation (MDS) models properties of a system of interacting particles by repeteadly calculating the interactions between the particles and integrating their equations of motion. Combining statistical ... -
Pembuatan Serbuk Libob (Lithium Bis(Oxalato) Borate) Sebagai Elektrolit Baterai Lithium dengan Variasi Temperatur Pemanasan
(Universitas Sumatera Utara, 2015)A research on the manufacture of powder lib(C2O4)2 or Lithium bis (oxalato) borate or LIBOB. LIBOB is a prime candidate replacement LiPF6 electrolyte lithium batteries which are highly toxic and dangerous to human ... -
Sintesis Material Aktif Katoda Life0.9- xMnxNi0.1PO4/C Konsentrasi Mn 0 ≤ x≤ 0.2
(Universitas Sumatera Utara, 2015)Cathode is a component of the Lithium Battery. Cathode material can be synthesized by different methods, i.e. powder metallurgy. This method is simple, but it consumes much time and energy as well. Cathode material ... -
Konvolusi Sinyal dengan Fungsi Singularitas
(Universitas Sumatera Utara, 2008)Singularity function as convolution filter is used in signal analisys with convolution methode. Convolution methode is analisys which involve fourier transformation with continuous time for representation some signals ... -
Analisis Pengaruh Faktor Geometri Terhadap Ketidak Tajaman Gambar Radiografi
(Universitas Sumatera Utara, 2015)Has done research on the effect of geometry on unsharfness radiographic images. This study aims to determine the extent to which factors influence the sharpness of the image geometry. From the results analisys value ... -
Optimasi Citra Radiografi pada Pemeriksaan Pelvis Menggunakan Computed Radiography (CR)
(Universitas Sumatera Utara, 2013)A research about a radiography image optimization using a rando phantom by Computed Radiography (CR) type Prima T Drypic 2000 system has been done, for examination of Antero Posterior (AP) pelvis. The optimization of ... -
Pelapisan dan Karakterisasi Lapisan NiCoCr pada Substrat Baja Komersial
(Universitas Sumatera Utara, 2012)Corrosion problem affects nearly all metallic materials, to reduce corrosion problems with the coating NiCoCr on commercial steel substrate by electroplating techniques and pack-cementation was performed in the early ... -
Preparasi dan Karakterisasi Plastik Konduktif dengan Pemanfaatkan Limbah Kulit Singkong dan Penambahan CuSO4
(Universitas Sumatera Utara, 2015)This study investigated the characteristics of conductive plastics with a basis of starch tuber skin of wood and fillers CuSO4 . Variations mix is 95 % : 5 % ; 90 % : 10 % ; 85 % : 15 % ; 80 % : 20 % and 75 % : 25 % . ... -
Pembuatan dan Karakterisasi Genteng Polimer yang Terbuat dari Campuran Aspal – Poliester dan Agregat Pasir yang Diperkuat dengan Serat Gelas
(Universitas Sumatera Utara, 2011)Has done research manufacture and characterization of polymer roof are made from a mixture of asphalt - aggregate sand and polyester reinforced with glass fiber. The study was conducted to determine the optimum mix of ... -
Perancangan Sistem Data Kolektor dari Pelanggan PLN Melalui RF 434 MHZ Berbasis Mikrokontroler AVR ATMEGA 8535
(Universitas Sumatera Utara, 2011)Designed a system of transmission and collection of data via wireless communication. Using codevision AVR software, this system was developed and programmed using AVR microcontroller ATMega 8535 as the central processing ... -
Sistem Pengendalian Asap Rokok Multikanal dengan Menggunakan PWM Berbasis Mikrokontroler ATMega 8
(Universitas Sumatera Utara, 2013)Has been designed and realized a series of control and smoke detector in the room Smoke Control Systems Using Multi-Channel PWM-Based Microcontroller Atmega 8. Skema is designed based on microcontroller Atmega 8 and using ... -
Pengukuran Konsentrasi Gas LPG Menggunakan Sensor HS133 Berbasis Mikrokontroler AT89S51 dan PC
(Universitas Sumatera Utara, 2011)There are many different types of gases and gas needs. One of geses that is widely used in both domestic life and industry is LPG. This gas is a colorless liquid that has sting smells. LPG is formed from amixture of ... -
Aplikasi Pembangkit PWM pada Mikrokontroler ATMega 8535 untuk Mengendalikan Suhu Pemanas Air (Heater)
(Universitas Sumatera Utara, 2011)Having done design a water heater (heater) which temperature is controlled using PWM. As the central control of all devices designed to use a microcontroller ATmega8535. Also designed system equipped with an LM35 temperature ... -
Pembuatan Signal Conditioning untuk Sensor LVDT (Linear Variable Differential Transformer)
(Universitas Sumatera Utara, 2013)LVDT (Linear Variable Differential Transformer) is one type of displacement sensors. LVDT sensor is working if there is already a signal conditioner. Signal conditioners include sine wave generator and demodulator. Oscillator ... -
Pemetaan Batu Gamping di Lokasi Rencana Pembangunan Pabrik Semen, Khususnya di Daerah Lau Adimdayang Desa Sulkam Kecamatan Kutambaru Kabupaten Langkat dengan Metode Wenner-Schlumberger
(Universitas Sumatera Utara, 2014)The study of Geology done in the area of Langkat Kutambaru Lau Adimdayang districts. This study aims to look at the structure of the subsurface limestone containing suspected based on the value of resistivity below the ... -
Perancangan dan Pembuatan Sistem Pengontrol Ruangan Menggunakan Sensor TSOP 1738 Berbasis Mikrokontroler AT8535 Secara Hardware
(Universitas Sumatera Utara, 2011)Remote kontrol inframerah menggunakan cahaya inframerah sebagai media dalam mengirimkan data ke penerima. Data yang dikirimkan berupa pulsa-pulsa cahaya dengan modulasi frekuensi 40kHz. Sinyal yang dikirimkan merupakan ... -
Sintesis Material Aktif Katoda LiFe0.9Ni0.1PO4 dengan Variasi Pelapisan Carbon dari Tapioka
(Universitas Sumatera Utara, 2015)Synthesis active material cathode LiFe0.9Ni0.1PO4/C with solid state methode and pyrolysis has been done. The base materials used is powder LiOH.H2O as Li-ion source, Fe2O3 as Fe source, Ni as Ni source, H3PO4 solution ... -
Perancangan Sistem Pengendalian Pintu Air pada Bendungan Berbasis Mikrokontroler AT89S51 dan PC
(Universitas Sumatera Utara, 2011)Was design an instrument for detects water level and water control gates at a dam. Control gate is performed based on the level of water level. This design used 8 (eight) level to see the water level height. To be able ... -
Analisis Dosis Serap Organ Kritis Lensa Mata pada Terapi Karsinoma Nasofaring dengan Pesawat Linear Acelerator (Linac) dan Blok Plumbum
(Universitas Sumatera Utara, 2011)Nasopharyng cancer is a malignant that anatomically has a definite border at the nasopharyng area. The closest clinical organs and are in the irradiated field are the eyes, the tolerance dose for the eye lens is 500 cGy ... -
Studi Kualitas Udara Melalui Pengamatan Tingkat Kandungan Suspended Particulate Matter (SPM) dan Kimia Air Hujan (Kation dan Anion) di Kota Medan
(Universitas Sumatera Utara, 2011)Analysis of air quality in Medan has been done. It was done based on Suspended Particulate Matter (SPM) concentration level from 2001 until 2009. And chemical elements of rainwater from 2009. The data was taken from ...
RSS 1.0