The effect of ball size of milling on magnetic properties and composition of Arta Sand Beach Pariaman has been studied. The sand beach was processed utilizing the iron sand separator to obtain the concentrate I. Concentrate I was milled by Ball Milling method using various ball sizes such as 0,3, 0,5, 0,8, and 1,5 cm. Separation of magnetic and non-magnetic particles resulting from Ball Milling…
ABSTRACT Research on the use of plastic waste has been carried out in recent years, but the weak adhesivity between the surface of the plastic and cement make a drastic reduction in compressive strength in the cement-plastic mixture. To overcome this problem, treatment is carried out on the plastic that has been chopped using 4% NaOCl and 5% NaOH to convert the polymeric hydrocarbon groups in …
ABSTRACT Bioalcohol is one type of biofuel whose needs have increased from year to year. This research was conducted by utilizing the primary waste of pulp and paper that has the potential as a raw material for producing bioalcohol due to its high organic content, especially cellulose. The purpose of this study was to obtain the optimum conditions of bioalcohol production with pH variations …
ABSTRACT Bioethanol is new renewable energy using the fermentation process from a substrate containing glucose. One of the materials which can convert to bioethanol is empty fruit bunch, which is in large amount in Indonesia. The plantation of palm oil has empty fruit bunch waste as much 23.988.293 tons in a year. The conversion from an empty fruit bunch to bioethanol also helps to reuse the…
Interpretation of litology under surface in subdistrict of Marpoyan Damai using Schlumberger’s configuration geoelectric Method has been done. This study aims to study the type of litology and dep th of the ground. The samples were collected from two different locations, each trace location length is 200m. Software Progres one dimension is used in this study to obtain resistivity of litology.…
ABSTRACT Increasing population affect the mobility of transportation which has an impact on amount of vehicle but its not accompanied by the road capacity. This research is located on Jenderal Sudirman street, that has highest number of vehicle in Pekanbaru. This research intended to analyze the effect of vehicle amount and vehicle speed to CO emissions. The data collected directly at two (2…
ABSTRACT Pekanbaru City has population of 1,091,088 people. In 2018, total of waste generation in Pekanbaru City was 136,478.88 tons/year and total of using septic tanks was 225,622 households. If solid waste from waste and liquid waste from the septic tank is not treated, it will cause the Greenhouse Gas effect. The purpose of this research is to determine the value of emissions from solid …
Research to determine the distribution of underground water and the quality of community well water in the abattoir area of Pekanbaru has been conducted. The method used in this study is the Schlumberger configuration of geoelectric method. Processing data was done using Progress software to get the depth, thickness and number of layers of rock from the resistivity value. Water quality testing …
ABSTRACT Dr Sam Ratulangi street is a street 2 lane road 1-way Dr Sam Ratulangi street is be passed by various types of vehicles from light vehicles, heavy vehicles and motorcycles. The intensiveness of population is not balanced with growth of Pekanbaru city road infrastructure, it causes traffic jams at rush hour. This final project aims to calculate the perfomance study of Dr Sam Ratulang…
Water is very important for every life of living things, water is also a natural resource that is needed for every living things including humans for their daily needs. This research aims to determine the existence of underground water and underground water quality on Tampan District around Pekanbaru slaughterhouse. Determination of the presence of underground water used the wenner and schlumbe…
ABSTRACT The strength in concrete is determined by the strength of the aggregate and the strength of the binding matrix including the value of the cement water factor. The smaller the value of the cement water factor, the higher the compressive strength of the concrete and is difficult to work with. To increase the workability and compressive strength of concrete used type F added material. Th…
ABSTRACT Budget plan (RAB) is an indispensable thing in the process of housing construction. The RAB provides an overview of the costs that must be spent to build a house in accordance with the plans that have been made. The steps in planning a building are drawing plans and calculating the Budget Plan (RAB). In calculating the RAB the stages are carried out, namely: work plan and technical re…
ABSTRACT This study aims to examine: 1) the effect of tax avoidance on the intention to conduct earnings management, 2) the effect of managerial ownership on the intention to carry out earnings management, 3) the effect of company size on earnings management, 4) the effect of leverage on earnings management, 5) the effect of dividend policy on earnings management. Earnings management that i…
ABSTRACT The purpose of this research were to analyze the effect of liquidity, solvency,and profitability of the corporate’s value with dividend policy as moderation. Population on this research is all companies listed in Indonesia Stock Exchange (IDX) year 2015-2017 except banking, insurance and other financial institutions. This research sample was selected using the purposive sampling…