Исследование влияния поверхностно-активных веществ в процессе синтеза наночастиц оксида магния из соляного раствора методом ультразвуковой деструкции

Autor: Fariza Eka Yunita, Eko Sulistiyono, Nadia Chrisayu Natasha, Ahmad Rizky Rhamdani, Florentinus Firdiyono, Latifa Hanum Lalasari, Tri Arini, Enggar Setya Widyaningrum, Erlina Yustanti

Publikováno v: Eastern-European Journal of Enterprise Technologies; Vol. 3 No. 5 (111) (2021): Applied physics; 6-12
Eastern-European Journal of Enterprise Technologies; Том 3 № 5 (111) (2021): Прикладная физика; 6-12
Eastern-European Journal of Enterprise Technologies; Том 3 № 5 (111) (2021): Прикладна фізика; 6-12
Eastern-European Journal of Enterprise Technologies, Vol 3, Iss 5 (111), Pp 6-12 (2021)

Magnesium oxide (MgO) nanoparticles have been widely used in a variety of applications because of their good surface reactivity. Magnesium oxide from bittern has a larger surface area compared to magnesium oxide from calcined magnesite and magnesium

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be862e150da6277389a65249413d2bea
https://doi.org/10.15587/1729-4061.2021.229908

Copper dissolution into the aqueous sulfuric acid solutions from printed circuit board waste sludge

Autor: Rudi Subagja, Ahmad Rizky Rhamdani, Iwan Setiawan

Publikováno v: PROCEEDINGS OF THE 4TH INTERNATIONAL SEMINAR ON METALLURGY AND MATERIALS (ISMM2020): Accelerating Research and Innovation on Metallurgy and Materials for Inclusive and Sustainable Industry.

In the present study, the experiment to dissolve copper and iron from the Printed Circuit Board (PCB) sludge waste materials into the aqueous sulfuric acid solution has been done using 1 L glass reactor. Some variables that affected the copper and ir

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e7d074481d4867bc4d16bb205cb622b5
https://doi.org/10.1063/5.0060152

Precipitation Rate Investigation on Precipitated Magnesium Carbonate by Ultrasonic of Magnesium Bicarbonate

Autor: Ahmad Rizky Rhamdani, Eko Sulistyono, A. D. Priyanti, Nadia Chrisayu Natasha, Florentinus Firdiyono, Fariza Eka Yunita

Publikováno v: Journal of Physics: Conference Series. 1569:042008

Indonesia has a lot of dolomite reserves. Magnesium carbonate can be synthesized from dolomite. One of the main steps that requires a lot of energy are magnesium bicarbonate thermal decomposition. Magnesium bicarbonate solution are heated to make mag

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::81a816ea690721f5a6aa3aa64fa936ea
https://doi.org/10.1088/1742-6596/1569/4/042008

Magnesium removal from brine water with low lithium grade using limestone, rembang, indonesia

Autor: D R G Rahmat, Eko Sulistiyono, Ahmad Rizky Rhamdani, Latifa Hanum Lalasari, Tri Arini, Nadia Chrisayu Natasha, Florentinus Firdiyono, Ermiziar Tarmizi, Lia Andriyah, F R Fatahillah

Publikováno v: IOP Conference Series: Materials Science and Engineering. 578:012067

Experiments have been carried out to remove magnesium ions from brine water using limestone, Rembang, Indonesia. The aim of the study was to produce brine water concentrates that were rich in lithium and did not contain magnesium elements. Brine wate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::add0beaeefb5d573b5ded08723c3e801
https://doi.org/10.1088/1757-899x/578/1/012067

Characterization of nickel laterite reduction from Pomalaa, Sulawesi Tenggara

Autor: Ahmad Rizky Rhamdani, Himawan Tri Bayu Murti Petrus, Moh. Fahrurrozi

Publikováno v: AIP Conference Proceedings.

The effect of using different reductors in the reduction process of nickel laterite was investigated. In this work, the author conducted the reduction of nickel laterite ores by anthracite coal, lamtoro charcoal, and carbon raiser, in air and CO2 atm

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2963c118b62edb92435b9133ffc4e827
https://doi.org/10.1063/1.4938348