Analisa Hubungan Antara Nilai Rgb Dengan Sifat Fisika Dan Kimia Madu Menggun…

The physical and chemical properties of honey are parameters that can be used to determine the quality of honey. One of the physical and chemical parameters of honey are sugar content and viscosity. The fluorescence imaging method was used to analyze the relationship between RGB values and the physical and chemical properties of honey. This method is used because of its simplicityand non-destru…

Penentuan Kemurnian Madu Menggunakan Spektroskopi Fluoresensi Dan Spektroskop…

Fluorescence Spectroscopy and Fourier Transform Infrared (FTIR) spectroscopy systems have been used as nondestructive methods that have the potential to test honey purity. Fluorescence spectroscopy system consists of 405 nm diode laser, mirror, ND filter and USB 2000+ Ocean Optics spectrometer, while FTIR spectroscopy system consists of FTIR Prestige 21 / FTIR 8400 spectrometer. Fluorescence sp…

Pembuatan Dan Karakterisasi Sel Superkapasitor Menggunakan Karbon Aktif Dari …

Supercapacitor electrodes from coconut shell charcoal with mass variation ZnCl2 activation have been created and characterized. The method used was experiment method. Charcoal is milled 20 hours and sifted for 100 μm and chemical activation was performed by ZnCl2 as an activating agent. The comparison of ZnCl2 and carbon weight was 1:1 (A variation), 1:1.5 (B variation), and 1:2 (C variati…

Pembuatan Dan Karakterisasi Karbon Aktif Limbah Filter Rokok Sebagai Adsorben…

In this research, activated carbon has been successfully fabricated using waste Cigarette of red Marlboro filters as a starting material. Through the process of carbonization and chemical activation using KOH with the aid of microwave irradiation power. The activation process used KA: KOH with the ratio of 2:1, 2:2 and 2:3 for 24 hours. Activated carbon was characterized using Scanning Elec…

Efek Variasi Daya Iradiasi Gelombang Mikro Terhadap Kualitas Karbon Aktif Ton…

The power of microwave irradiation affect the quality of activated carbon. In this research the activated carbon has been made of biomass of corn cob by using carbonization process, chemical activation using potassium hydroxide as the activating agent and microwave irradiation power was variated for 360 watt, 450 watt, 630 watt, dan 720 watt in 15 minutes. Analysis of microstructure showed …

Studi Potensial Listrik Oleh Bola Konduktor Dalam Medan Listrik Serba Sama

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Pembuatan Dan Karakterisasi Sel Superkapasitor Menggunakan Karbon Aktif Dari …

Supercapacitor electrodes from coconut shell charcoal with mass variation ZnCl2 activation have been created and characterized. The method used was experiment method. Charcoal is milled 20 hours and sifted for 100 μm and chemical activation was performed by ZnCl2 as an activating agent. The comparison of ZnCl2 and carbon weight was 1:1 (A variation), 1:1.5 (B variation), and 1:2 (C variati…

Pembuatan Dan Karakterisasi Karbon Aktif Limbah Filter Rokok Sebagai Adsorben…

In this research, activated carbon has been successfully fabricated using waste Cigarette of red Marlboro filters as a starting material. Through the process of carbonization and chemical activation using KOH with the aid of microwave irradiation power. The activation process used KA: KOH with the ratio of 2:1, 2:2 and 2:3 for 24 hours. Activated carbon was characterized using Scanning Elec…

Efek Konsentrasi Dan Suhu Annealing Penumbuhan Nanorod Zno Dengan Metode Hidr…

ZnO nanorods and platinum nanoparticles have successfully been grown onto solid substrates FTO (Flourine Tin Oxide) by using a hydrothermal and in situ growth methods. This current study also analyzed the effects of concentration of growth solution and annealing temperature of growth of ZnO nanorods as a working electrode and platinum nanoparticles as counter electrode of DSSC ( Dye Sensit…

Rugi Daya Pada Kabel Transmisi Dari Gardu Induk Koto Panjang Ke Gardu Induk G…

transmission cable of Koto Panjang to Garuda Sakti Pekanbaru in March 2014. This research was conducted with an experimental method and its aim was to analyze the power losses in the transmission cable. Conductors used in the highvoltage transmission line was ACSR (Aluminium Conductor Steel Reinforced) which consisted of a mixture of aluminum and steel with a diameter of 28.71 mm. Results …

Analisa Difraksi Sinar-X Material Ferroelektrik Ba0.8 Sr0.2tio3 (Bst) Sebagai…

Barium Strontium Titanate (BST) is a ferroelectric material that is widely used as storage media charge on the capacitor. Preparation of Barium Strontium Titanate ferroelectric material (BaxSr1-xTiO3) has been performed using solid chemical reaction by mixing barium carbonate (BaCO3), Strontium carbonate (SrCO3) and Titanium Dioxide (TiO2) with a ratio of the composition 0.8 : 0.2 : 1. Afte…

Efekvariasi Waktu Ball Milling Terhadap Karakteristik Elektrokimia Sel Superk…

Supercapacitor electrodes from rubber wood saw dust (RWSD) have been fabricated using experiment method with ball milling time variation of 20, 40, and 80 hours and thickness of 0.2 mm. Carbon electrodes were carbonized at 600oC an followed by physical activation method in CO2 gas atmosphere on the constant temperature of 900oC, and chemical activation was performed by KOH as an activating…

Pembuatan Karbon Aktif Dari Pelepah Kelapa Sawit Menggunakan Aktivator H2o Se…

Has been successfully is made activated carbon of starting materials oil palm midrib with carbonization temperature variation of 400°C, 500°C and 600°C and each of held for 20, 40 and 60 minutes. Activation be physics conducted at a temperature of 900 ° C for 20, 40, and 60 minutes to draining water vapor as activating agent. This research aims to know the characteristics of oil palm mi…

Penentuan Tingkat Kebisingan Sepeda Motor Knalpot Standar Dan Modifikasi

The noise level produced by standard and modified motorcycles exhaust has been investigated. In this research, there were three types of motorcycles used namely Honda, Suzuki and Yamaha. Noise levels that generated by those motorcycles were measured using Sound Level Meter (SLM) SL 4112. In order to eliminate noise from other sources 5 different angles (0o, 45o, 90o, 135o, and 180o) were u…

Rancang Bangun Rangkaian Timer Otomatis Pesawat Atwood

A research has been conducted on designing of an automatic atwood experiment by using an automatic timer. The automatic timer consisted of three components, four relays, one stopwatch, and one accelerometer. This automatic timer was used to determine the duration time of the weight falling from a certain height. Testing of the timer was performed on the atwood machine with four mass m1 and …

Penentuan Nilai Kalori Detritus Hutan Mangrove Dengan Menggunakan Bomb Calori…

detritus using Bomb Calorimeter. The measurements were carried out in order to measure the physical parameters, such as water content, concentration of ash, amount of sulfur, and calorie content. Each sample was treated on the same pressure and volume. The samples were taken from Dumai city on five different regions. Quality test to the samples resulted calorie content of 4.185 cal/g, the …

Penerapan Media Pembelajaran Berbasis Maritim Untuk Meningkatkan Kemampuan Ko…

The process of learning physics in schools does not involve students directly so students are less active and creative which causes low cognitive learning outcomes of students, in this case it needs to be assisted with a creative learning media that can improve student learning outcomes, namely maritime-based media. This type of research is a quasi-experimental design with nonequivalent control…

Penentuan Dosis Radiasi Efektif Pasien Dari Citra Medis Ct Scan Bagian Abdome…

CT Scan provides the biggest contribution in receiving radiation dose for patients in radiodiagnostics. During this time the radiation dose parameters that have been used are volume Computed Tomography Dose Index (CTDIvol) and Dose Length Product (DLP). However both of these parameters have a weakness which is both parameters only describe the tool’s output dose, without considering the patie…

Prediksi Kadar Particulate Matter (Pm10)Untuk Pemantauan Kualitas Udara Mengg…

Air pollution in Pekanbaru City, specifically at PM10 levels, occurs every year. A PM10 level prediction analysis was conducted using Artificial Neural Network backpropagation based on weather parameters. The goal is to monitor air quality as an anticipatory step. The data used was collected based on monthly data from the year of 2014 to 2018, including PM10 data, precipitation, wind speed, air…

Analisa Kedalaman Air Panas Menggunakan Metode Geolistrik Konfigurasi Schlumb…

Analysis of teh depth of hot water have been carried out using Schlumberger Configuration geoelectrical method at Pawan, Rokan Hulu, Riau. Data from results of research on 2 lines were processed using software called “Progress” shows the depth of each line is 46 meters and 33 metersr. Interpretation on Line I resistivity values of 95,28 Ωm and 63,54 Ωm at depths of 3,77 meters to 46,00 me…