Zobrazeno 1 - 10
of 1 365
pro vyhledávání: '"Addy R"'
Autor:
Fahma Riyanti, Poedji Loekitowati Hariani, Hasanudin Hasanudin, Addy Rachmat, Widia Purwaningrum
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 19, Iss 2, Pp 252-264 (2024)
This study aims to synthesize bentonite/PDA/Fe3O4@CuO composites as a catalyst for the photodegradation of Methylene blue dye. Composite characterization involves X-ray Diffractometry (XRD), Scanning Electron Microscopy (SEM) with X-ray Energy Disper
Externí odkaz:
https://doaj.org/article/4862f8b07ccf45c28d6e705ab5396ed4
Akademický článek
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Autor:
Fahma Riyanti, Hasanudin Hasanudin, Addy Rachmat, Widia Purwaningrum, Poedji Loekitowati Hariani
Publikováno v:
Communications in Science and Technology, Vol 8, Iss 1, Pp 1-9 (2023)
This study describes the co-precipitation synthesis of magnetic bentonite-Fe3O4 for photocatalytic degradation of methylene blue and Congo red pigments under visible light. Bentonite-Fe3O4 composites were produced using the mass ratio of 2:1 and 1:1
Externí odkaz:
https://doaj.org/article/3398acc5176b4a7db722f1759d538cd9
Publikováno v:
Criminal Justice; Spring2022, Vol. 37 Issue 1, p19-25, 7p
Akademický článek
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Autor:
Poedji Loekitowati Hariani, Muhammad Said, Addy Rachmat, Salni Salni, Nabila Aprianti, Anisa Fitri Amatullah
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 17, Iss 4, Pp 699-711 (2022)
NiFe2O4/SiO2/NiO magnetic was successfully synthesized using NiFe2O4, SiO2, and NiO as the core, interlayer, and shell, respectively. NiFe2O4/SiO2/NiO under UV light irradiation was used for photocatalytic degradation of methyl orange dye with differ
Externí odkaz:
https://doaj.org/article/674a62d7d0284b049702083cd8e0be3e
Publikováno v:
Molekul, Vol 16, Iss 3, Pp 242-250 (2021)
Bio-oil derived from palm empty fruit bunch is not suitable for fuel purpose due to high acidity and low heating. Cr2O3/Zeolite and Cr/C catalysts was developed to upgrade bio-oil through hydrocracking. The catalyst prepared via impregnation method f
Externí odkaz:
https://doaj.org/article/f434ca45cec347259ad54182463e70f6
Publikováno v:
Indonesian Journal of Chemistry, Vol 21, Iss 6, Pp 1471-1483 (2021)
Due to their toxicity, Cd(II) and Ni(II) ions in the environment are severe. The hydroxyapatite composite was improved with magnetic MnFe2O4 to remove Cd(II) and Ni(II) ions from an aqueous solution. Hydroxyapatite was extracted from Snakehead (Chann
Externí odkaz:
https://doaj.org/article/16aaf56b1e184ef0acf4793f6ae9c339
Autor:
Poedji Loekitowati Hariani, Muhammad Said, Addy Rachmat, Fahma Riyanti, Handayani Citra Pratiwi, Widya Twiny Rizki
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 16, Iss 3, Pp 481-490 (2021)
NiFe2O4 nanoparticles had been successfully synthesized by solution combustion method using urea fuel (organic precursor). The synthesized NiFe2O4 were characterized by X-ray diffraction (XRD), Scanning electron microscopy-Electron Dispersive X-ray S
Externí odkaz:
https://doaj.org/article/d6c6d4edf78e4856b77bda3cfe552b62
Publikováno v:
Cuaderno de Pedagogía Universitaria, Vol 19, Iss 38 (2022)
Se presentan los resultados de una encuesta sobre sus estilos de aprendizaje a 1748 estudiantes universitarios de la generación 2020 de la Universidad Autónoma de Quintana Roo bajo la prueba de visión, audición y kinestesia (VAK). Los hallazgos d
Externí odkaz:
https://doaj.org/article/b418128552824e7cad0d062d00e8a7ea