Rahmayeni, ”的用户个人学术档案

Dr. Rahmayeni

Universitas Andalas
在 rektorat.unand.ac.id 的电子邮件经过验证
被引用次数:669

Spinel ferrite of MnFe2O4 synthesized in Piper betle Linn extract media and its application as photocatalysts and antibacterial

R Rahmayeni, Y Oktavia, Y Stiadi, S Arief… - Journal of Dispersion …, 2021 - Taylor & Francis
The manganese spinel ferrite (MnFe 2 O 4 ) particles were successfully synthesized via a
hydrothermal route in green betel leaf (Piper betle Linn) extract media. Morphology, structure, …

Preparation, characterization of ZnO/CoFe2O4 magnetic nanocomposites and activity evaluation under solar light irradiation.

R Rahmayeni, A Devi, Y Stiadi, N Jamarun, E Emriadi… - 2015 - cabidigitallibrary.org
In this study, an attempt was made to prepare the magnetic nanocomposites of ZnO/CoFe 2
O 4 by sol-gel process followed hydrothermal method and used as photocatalyst for …

The improvement of indigo carmine dye adsorption by Terminalia catappa shell modified with broiler egg white

R Zein, L Hevira, Zilfa, Rahmayeni, S Fauzia… - Biomass Conversion …, 2023 - Springer
Indigo carmine (IC) is a highly toxic dye that is present in industrial wastewater and leads to
serious environmental issues. This synthetic dye can harm ecosystems even at low …

Magnetic Particles Nanorod of ZnO/CuFe2O4 Prepared by Green Synthesized Approach: Structural, Optical and Magnetic Properties, and Photocatalytic Activity

Rahmayeni, N Azizah, Y Stiadi, YE Putri… - Materials …, 2021 - SciELO Brasil
In this study, magnetically separable ZnO/CuFe 2 O 4 nanorod particles were synthesized by
the green synthesis approach, using rambutan peel extract (Nephelium lappaceum L.) as a …

Optical response of SrTiO 3 thin films grown via a sol-gel-hydrothermal method

…, M Muharmi, D Satria, R Rahmayeni… - Chimica Techno …, 2023 - chimicatechnoacta.ru
The polycrystalline SrTiO 3 thin films were prepared by the sol-gel-hydrothermal method on
glass substrates. The synthesis pathway was initiated by preparing a clear TiO 2 solution …

Synthesis of ZnO/ZnFe2O4 nanocomposites in organic-free media and their photocatalytic activity under natural sunlight

R Rahmayeni, Z Zulhadjri, Y Stiadi… - Journal of Mechanical …, 2020 - journal.ump.edu.my
Nanocomposite ZnO/ZnFe 2 O 4 photocatalysts with different proportions of ZnFe 2 O 4 were
synthesized in organic-free media using metal nitric as precursors. The ZnO phase with …

[引用][C] The fast and of low-cost-adsorbent to the removal of cationic and anionic dye using chicken eggshell with its membrane

L Hevira, A Rahmi, R Zein, Z Zilfa, R Rahmayeni - Mediterranean Journal of Chemistry, 2020

Synthesis of magnetic nanoparticles of TiO2-NiFe2O4: characterization and photocatalytic activity on degradation of rhodamine B

R Rahmayeni, S Arief, Y Stiadi, R Rizal… - Indonesian journal of …, 2012 - journal.ugm.ac.id
Magnetic nanoparticles of TiO 2-(x) NiFe 2 O 4 with x= 0.01, 0.1, and 0.3 have been synthesized
by mixture of titanium isopropoxide (TIP) and nitric metal as precursors. The particles …

Green synthesis of NiFe2O4 spinel ferrites magnetic in the presence of Hibiscus rosa-sinensis leaves extract: morphology, structure and activity.

Rahmayeni, J Putri, Y Stiadi, Zilfa, Zulhadjri - 2019 - cabidigitallibrary.org
Spinel ferrite magnetic of NiFe 2 O 4 particles were prepared using a green synthesis
approach with Hibiscus rosasinensis extract. The characterization of obtained samples was …

Optimizing the Synthesis of Silver Nanoparticles Using Five Curcuma Species under UV Irradiation as a Potent Suncreen Substrate.

…, M Khotib, WK Restu, R Rahmayeni… - Tropical Journal of …, 2023 - search.ebscohost.com
Curcuma rhizome is reported to have a high total phenolics that could act as reducing
agents for metals to nanoparticles. Rhizomes of five curcuma species were selected as …