Zobrazeno 1 - 10
of 65
pro vyhledávání: '"Simon Sadok Siregar"'
Publikováno v:
Jurnal Fisika Flux, Vol 20, Iss 3, Pp 239-246 (2023)
Correlation of geochemical of soil and chemical properties of oil palm fiber from the trunk, empty fruit bunches and fronds has been investigated. Frond samples come from dryland and wetland to have more significant results. The chemical properties o
Externí odkaz:
https://doaj.org/article/dd899cae01fa45e09be0c7f4840cab49
Autor:
Tetti Novalina Manik, Shaliha Shaliha, Simon Sadok Siregar, Tanto Budi Santoso, Iwan Yahya, Mashuri Mashuri, Muhammad Zainuri, Darminto Darminto
Publikováno v:
Positron, Vol 12, Iss 2, Pp 140-148 (2022)
Chemical modifications for waste oil palm trunks had carried out as acoustic material. This modification was conducted in two stages. Firstly, formalization with formaldehyde solution and secondly is impregnation with melamine-formaldehyde resin. For
Externí odkaz:
https://doaj.org/article/7d276a4e14b34b4298e136f44f51ff67
Publikováno v:
JGE, Vol 6, Iss 3, Pp 173-182 (2020)
Andesite rock identification has been carried out in Satui, South Kalimantan using the geoelectric method. Four lines resistivity measurement using Wenner configuration are used with a length of 200-350 m. The purpose of this study is to determine th
Externí odkaz:
https://doaj.org/article/da29a51a97d341cabaf99c9a7d4184cd
Publikováno v:
Jurnal Fisika Flux, Vol 16, Iss 2, Pp 117-123 (2019)
This research has been done in the mining area of andesite rock of Awang Bangkal village by using magnetic method. Magnetic method is one of the most common geophysical methods used for preliminary surveys on petroleum, earth, and mineral rock explor
Externí odkaz:
https://doaj.org/article/f864fddb7d8e45db9bfd594685f37ffa
Publikováno v:
Jurnal Fisika Flux, Vol 16, Iss 1, Pp 48-53 (2019)
Kotabaru Regency has a cast area with an area of 1.777,6303 km2 with a process of dissolving rocks of carbonate that extends to the coast of the Southeast part of the island of Borneo. The study sites are located in the Batu Tunggal cave at coordinat
Externí odkaz:
https://doaj.org/article/36cce6dc1a2547ea81fdd8e6ee7fc046
Publikováno v:
Jurnal Fisika Flux, Vol 13, Iss 2, Pp 155-160 (2017)
Society of Kampung Baru village living in coastal areas utilize ground water to filling the need of ground water consumption. Over take of Ground water made different between ground water level and sea surface level so get seawater intrusion. Therefo
Externí odkaz:
https://doaj.org/article/5b556295403f42cfab64f564e00a91c0
Publikováno v:
Jurnal Fisika Flux, Vol 13, Iss 2, Pp 105-110 (2017)
The water needs extremely increases along with the rate of population growth in Bati-Bati district year by year. Unfortunately, the clean water supply is limited. Factually, the clean water is really needed considering the role of it, which is essent
Externí odkaz:
https://doaj.org/article/ab6f48f4576543fdb8e0c4a0e2230fe1
Publikováno v:
Jurnal Fisika Flux, Vol 7, Iss 1, Pp 91-100 (2017)
In this research, SIG is used to analyse potency of land in Kabupaten Tapin, using method of scoring of parameters such us of ground type, rock type, bevel inclination, irrigate surface, and erotion level. Every parameter classified by according to r
Externí odkaz:
https://doaj.org/article/7f94443b0c954c1aa22ba99b7df94a3d
Publikováno v:
Jurnal Fisika Flux, Vol 5, Iss 2, Pp 174-184 (2017)
Fault is already occurred in Renokenongo, Porong - Sidoarjo. These fault’s have destroyed some building and public facilities. Existence of these fault’s have been detected by using 2D resistivity method. In this research, measurement of 2D resis
Externí odkaz:
https://doaj.org/article/e2128693437e44e78f4a5c5675f78407
Publikováno v:
Jurnal Fisika Flux, Vol 6, Iss 2, Pp 132-139 (2017)
Each region generally has a condition of various land surface, usually used as information for making a geological map of the regions, but the information can not provide a real illustration of the depth of the hard layer (bedrock) found in the area.
Externí odkaz:
https://doaj.org/article/c8efdfc53b4f4cef8bb912845baae42a