Výsledky vyhledávání - "Lia Harmelia"

Akademický článek

Setting Time and Compressive Strength of Geopolymers Made of Three Indonesian Low Calcium Fly Ash with Variation of Sodium Silicate Addition

Autor: Ririn Eva Hidayati, Fitria Sandi Faradilla, Dadang Dadang, Lia Harmelia, Nurlina Nurlina, Didik Prasetyoko, Hamzah Fansuri

Publikováno v: Archives of Metallurgy and Materials, Vol vol. 66, Iss No 4, Pp 1115-1121 (2021)

In this research, the effect of sodium silicate (Na2SiO3) on the geopolymerization of fly ash type F (low calcium) has been studied. The variations of Na2SiO3 used in the synthesized geopolymers were 19, 32, and 41wt%. The fly ash from three differen

Externí odkaz: https://doaj.org/article/c619e31ee84c41cb8a36b6fc01a3ebe2

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Biodegradation of crude oil by Ralstonia pickettii under high salinity medium

Autor: Hamdan Dwi Rizqi, Ova Mar’atus Shafwah, Fransisca Cahyaning Kusuma, Silmi Diah Anggraeni, Zulfah Hernida Damayanti, Lia Harmelia, Adi Setyo Purnomo, Ranny Etna Melati

Publikováno v: Malaysian Journal of Fundamental and Applied Sciences. 15:377-380

Bacterium Ralstonia pickettii has ability to survive and thrive in low nutrient condition as well as a capability to remediate some pollutants and using them as carbon and energy source. In this study, the ability of R. pickettii on biodegradation of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a2a4940f6afde3806b42d84b5901bfa2
https://doi.org/10.11113/mjfas.v15n3.1181

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Culture of Bacterium Bacillus subtilis as Degradation Agent in Attempt of Sea Water Remediation Contaminated By Petroleum

Autor: Lia Harmelia, Adi Setyo Purnomo, Hamdan Dwi Rizqi

Publikováno v: Journal of the Indonesian Chemical Society. 3:53

Crude oil spills pose a serious threat to the marine environment. This is due to crude oil, in large part, is composed of aromatic, aliphatic, and alicyclic hydrocarbons which are toxic, carcinogenic, and mutagenic to the marine life. However, the de

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6df29e5b2419041cbad7e8501db55f67
https://doi.org/10.34311/jics.2020.03.1.53

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Pelapisan Campuran NiO-CeO2 pada Membran Keramik La0,6Sr0,4Co0,2Fe0,8O3-δ, La0,7Sr0,3Co0,2Fe0,8O3-δ, dan La0,7Sr0,3MnO3±δ

Autor: Hamzah Fansuri, Wahyu Prasetyo Utomo, Lia Harmelia

Publikováno v: Jurnal Sains dan Seni ITS. 7

Oksida perovskit La 1-x Sr x Co 1-y Fe y O 3 (LSCF) dan La 1‑x Sr x MnO 3-δ (LSM) dikenal sebagai membran MIEC yang berpotensi sebagai membran penghantar ion oksigen karena fluks permeasi oksigen tinggi, dan telah terbukti kemampuannya baik sebaga

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::66cfa6d5d49f4f2b38fe0866a8ebba1d
https://doi.org/10.12962/j23373520.v7i1.29421

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