Zobrazeno 1 - 10
of 53
pro vyhledávání: '"D. Pandiangan"'
Autor:
Pandiangan, K. D.1 kamisah.delilawati@fmipa.unila.ac.id, Satria, H.1, Sembiring, Z.1, Simanjuntak, W.1, Alista, D. I.1, Bramanthio, N.1, Putra, R. N.1
Publikováno v:
Rasayan Journal of Chemistry. Jan-Mar2024, Vol. 17 Issue 1, p14-20. 7p.
Akademický článek
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Autor:
Sutopo Hadi, Tati Suhartati, Noviany Noviany, Kamisah D. Pandiangan, Yandri Yandri, Wasinton Simanjuntak, Junaidi Junaidi
Publikováno v:
Pure and Applied Chemistry. 94:799-807
Disinfecting activity test of four diphenyltin(IV) benzoate derivative compounds has been carried out. The four compounds investigated were diphenyltin (IV) di 4 aminobenzoate (DPDA) (2), diphenyltin (IV) di 4 chlorobenzoate (DPDC) (3), diphenyltin(I
Autor:
Mita Rilyanti, Ella Gita Silviana, Buhani Buhani, Kamisah D. Pandiangan, Ni Luh Gede Ratna Juliasih
Publikováno v:
ANALIT:ANALYTICAL AND ENVIRONMENTAL CHEMISTRY. 5:178-191
Pada penelitian ini dilakukan sintesis zeolit mordenit (MOR) pori hirarki berbahan dasar silika abu ampas tebu (Sugarcane Bagasse Ash/SCBA) menggunakan metode Solid-State Crystallization (SSC). Penelitian ini diawali dengan ekstraksi silika dari SCBA
Publikováno v:
Indonesian Journal of Chemistry, Vol 13, Iss 1, Pp 47-52 (2013)
In this study, transesterification of coconut oil with dimethyl carbonate (DMC) for preparing biodiesel has been studied using TiO2/SiO2 as heterogeneous catalyst, with the main purpose to investigate the effect of molar ratio of DMC to oil. The prod
Externí odkaz:
https://doaj.org/article/c5252dfe1e55403db14b2c321ae5bf09
Publikováno v:
ANALIT:ANALYTICAL AND ENVIRONMENTAL CHEMISTRY. 5:53-64
Sintesis zeolit ZSM-5 telah dilakukan dengan metode hidrotermal menggunakan silika sekam padi dan Al(OH)3 dengan rasio molar Si/Al 20. Proses hidrotermal dilakukan pada suhu 180 ℃ dengan memvariasikan waktu kristalisasi yakni 24, 48, 72, 96, dan 12
Publikováno v:
Indonesian Journal of Chemistry, Vol 11, Iss 1, Pp 103-107 (2011)
In the present study, electrocoagulation method was employed to remove natural organic matter from brackish water. This study explores the potential of brackish water as a source of potable water. Two electrochemical variables, potential and contact
Externí odkaz:
https://doaj.org/article/aa669d2c6f2e423cac435333ea58a24f
Autor:
Wasinton Simanjuntak, Kamisah D. Pandiangan, Zipora Sembiring, Agustina Simanjuntak, Sutopo Hadi
Publikováno v:
SSRN Electronic Journal.
Autor:
Pandiangan, K. D.1 kamisah.delilawati@fmipa.unila.ac.id, Simanjuntak, W.1, Alista, D. I.1, Ilim, I.1
Publikováno v:
Rasayan Journal of Chemistry. Oct-Dec2021, Vol. 14 Issue 4, p2379-2385. 7p.
Autor:
Wasinton Simanjuntak, D. Pandiangan, Faradilla Syani, Simon Sembiring, Rudy Rudy, T. Situmeang, Kamisah Kamisah
Publikováno v:
Oriental Journal of Chemistry. 32:2079-2085
This study assessed the potential of liquid smoke as substitute for nitric acid for production of rice husk silica using sol-gel method. The efficacy of liquid smoke was compared to that of 10% HNO3 solution in terms of the volume required and the ma