Global ionospheric scintillation model for low latitude in Indonesiausing observed data of Ionospheric Scintillation Monitoring (ISM) has been validized. The data were collected at ISM Kototabang, West Sumatra, Indonesia. In this research, the data used were based on Global Ionospheric Scintillation Model (GISM) as well as ISM from 2008 until 2012 for equinox months such as March, April, Septem…
This paper continues some results from equatorial GPS ionospheric scintillation observations that have been conducted at Kototabang, West Sumatera Indonesia. The previous research has shown that the maximum ionospheric scintillation occured in equinox months which are in March to April and September to October. To get the morphological appearances of ionospheric scintillation, the analysis that…
The measurement of the magnetic degree and magnetic susceptibility of iron sand deposited along Padang beach West Sumatra has been done. The amount of sample of each location was 10 Kg. The sample was completely dried under sun ray before being processed by iron sand separator. The value of total magnetic induction was measured using a magnetic sensor called Pasco magnetic probe PS-2162. Prior …
Production of carbon electrode supercapacitor made from coconut shell carbon has been demonstrated used spraying method. The Increment of porosity parametry was developed by KOH activation variations of KTK 1 sample, KTK 2, and KTK 3. Measurement physical nature of carbon powder used N2 gas absorption method is to measure specific surface area, scanning electron microscopy to saw morphology str…
This study simulates the heat distribution in the conductor plate for micro energy generation based on module Thermoelectric Generator (TEG) type 40-40-10 / 100 to optimize the absorption of the vehicle exhaust waste heat. The module has a maximum operating temperature of 423K. The modeling is done using MATLAB with a modified diffusion equation by temperature application of 900K as boundary co…
The research have been done to know about The Rain Water absorption in the absorption wells Rumbai Subdistrict of Pekanbaru. Absorption volume gained form two dimention geoelectric data using schlumberger electrode konfiguration with 164 meter offset. Geoelectric data processing using Res2dinv software resulted resistivity of lithology. Based on resistivity value can be known permeability soil …
A research has been done on the determination of water electrical conductivity and heavy metal concentration (Pb and Fe) of Batang Lubuh River at Surau Tinggi Village in location factory waste disposal area using method of experiment. Process was begun by taking samples of Batang Lubuh River on seven spot before and after factory waste disposal. Using multitester instrument can be determined re…
The dryer cabinet types has succesfully been modified to determine the mass, moisture content, density, and efficiency of drying time for young and old betel nut using biomass energy coconut shell. Drying was done by means of a dryer cabinet -type with a length of 130 cm, width 90 cm and height 120 cm. The drying chamber was formed in such a way that was equipped with a chimney, two levels of d…
The issue of availability of clean water for domestic use in a problem that was always experienced in each region, one of them in the district of Bukit Raya Pekanbaru that progressing development that causing changes in the function of green open land into residensial land. The purpose of this study was to analysis of the distribution of the soil water infiltration rate in the district of Bukit…
Research has been conducted on the foam material using the method of measurement in a confined space to determine the value of sound reduction produced by the speakers at a particular frequency. Specification foam material has a density of consecutive 0,003, , danand has a volume of 20 cm x 20 cm x 1.7 cm. Each sample was measured at a distance of 30 cm, 50 cm and 70 cm from the speaker. The me…
The effects of physical activation temperature on the physical activation to the physical and electrochemical properties of Electrodes Carbon Paper (ECP) from banana peels waste has been analyzed. The physical characteristic such as density, surface area and the crystals parameters has been analyzed, while the electrochemical properties was subjected on specific capacitance values. The producti…
Fluorescence Imaging has been developed as a nondestructive method for assessing fruit and vegetable qualities and attributes. There are many attributes can be accessed using a laser based fluorescence imaging such as chlorophyll content and other pigments responsible for fruit colors and ripeness. The assessment of these attributed depends on the wavelength of excitation lasers used. This rese…
Activated carbon were prepared from shell of Terminalia cattapa. The shell of Terminalia cattapa were carbonized by conventional carbonization for 3 hours. The ratio of mass percentase of carbon granular : KOH is 2 : 1. The mixtures of carbon granular and KOH were soaked in 200 mL boilong water for 12 hours, 24 hours and 36 hours. Respectivaly and subseguent by irradiated with output power of 6…
Research on the use of activated carbon from oil palm empty fruit bunches (EFB) to absorp heavy metals Fe in wastewater streams with combination activation and carbonization experimen method have been done. Activated carbon was made in the form of pellets. Sample preparation consisted of drying, pre-carbonization, refining, chemical activation using KOH 0.3 M and procesed. All pellet samples we…
Elektroda superkapasitor dari tempurung kelapa telah dibuat menggunakan metode eksperimen dengan variasi aktivator: (A) ZnCl2, (B)KOH, (C) karbon ZnCl2 + KOH (s) (D) karbon KOH + ZnCl2 (s). Luas permukaan karbon tempurung kelapa diuji menggunakan metode serapan gas N2 untuk sampel A, B, C dan D adalah 4,964 m2/g, 7,958 m2/g, 2,746 m2/g dan 11,103 m2/g. Kapasitansi spesifik ditentukan denga…
The problem in this research was the lack of explosive power leg muscle in the athletes smash and block when doing smash and block, it was still not optimal or still low. This was evident when they exercised and competed, their smashed were in netted and out, moreover the blocks were not able to reach the ball, so the team got an attack from opponent team very easy. This research was conducted …
The problem in this research is based on the statement submitted to the lecturers who have authority during the lecture activities, student IVA Education Sports coaching is still said to be weak in the power aspect. This is evidenced by the number of female students who are unable to achieve the standard that has been determined by the lecturer. In addition, it is also seen when rejecting femal…
Base on field observations conducted by researchers, that there are some problem or phenomena that occur in the game extracurricurel football SMK Kehutanan Pekanbaru, namely the lack of mastering technique of playing the ball. such as dribble ie the ball is often dribbled away from the foot of the player, ball contol is not good when dribbing, so players often lose the ball while dribbling. the…
The purpose of this research is to find out if there is the influence of the catch and a push-up to the results rejected by a bullet to the students the son of SMK the state 5 pekanbaru, so at the time of rejection a bullet gets you a good result. The research is research to the treatment of (Experimental), the population of this research is students state 5 in Pekanbaru, in this study is t…
Issue in this research is about lob shot that often the shuttlecock reaches unexpected area or soar overhead due to weak shot or improper shot, and make theopponent will be easy to smash. Base on this issue writer give lob shot exercise with repetition method to determine an effect against the shot strength of badminton athlete Bina Muda Club Pekanbaru. This type of research is experiment with …