[HTML][HTML] Magnetically separable and reusable Fe3O4/chitosan nanocomposites green synthesized utilizing Moringa oleifera extract for rapid photocatalytic …

NI Istiqomah, SI Budianti, R Cuana, DL Puspitarum… - Results in …, 2024 - Elsevier
This study focused on the green synthesis of Fe 3 O 4/Chitosan (Cs) nanocomposites using
Moringa oleifera leaf extract, which showed good photocatalytic activity when exposed to …

[HTML][HTML] New design of a commercial chip-based GMR sensor with magnetite nanoparticles for biosensing applications

H Ardiyanti, NA Wibowo, NI Istiqomah… - Journal of Science …, 2023 - Elsevier
The availability of rapid and low-cost instruments to detect magnetic nanoparticles (MNPs)
concentrations is vital in giant magnetoresistance (GMR)-based biosensors. This paper …

A novel approach for the green synthesis of iron nanoparticles using marigold extract, black liquor, and nanocellulose: Effect on marigold growth parameters

E Malekzadeh, A Tatari, MB Motlagh… - International Journal of …, 2024 - Elsevier
This study aimed to investigate a novel method for the green synthesis of iron nanoparticles
(FeNPs) using marigold extract (Calendula officinalis L), kraft pulping black liquor, and …

[HTML][HTML] Photocatalytic Reduction of Aqueous Hexavalent Chromium Using Novel Green-Synthesized Magnetite/Chitosan Nanocomposites employing Moringa …

NI Istiqomah, R Cuana, LJ Mahardhika… - Journal of Hazardous …, 2025 - Elsevier
The utilization of green synthesized magnetite/chitosan (Fe 3 O 4/[C 6 H 11 NO 4] n (Cs))
nanocomposites catalyst, derived from moringa oleifera (MO) leaf extract, exhibited …

Crystal Structure, Optical and Magnetic Properties of Green-Synthesized NiZnFe2O4/SiO2 for Degradation of Methylene Blue

H Haryani, NI Istiqomah, D Oshima, T Kato… - Materials Science …, 2023 - Trans Tech Publ
NiZnFe2O4/SiO2 was successfully synthesized by green-synthesis method using moringa
oleifera with various concentrations of 0%, 5%, 10%, 15%, 20%, 30% and 50%. X-Ray …

Direct Detection of Green-Synthesized Fe3O4 Magnetic Nanotag Using Double-Chip Configuration of Commercial Giant Magnetoresistance Sensor

H Ardiyanti, N Mabarroh, NA Wibowo… - Materials Science …, 2024 - Trans Tech Publ
The performance of a commercial GMR with a double-chip configuration has been
investigated for detecting nanotag. Fe3O4 magnetic nanoparticles (MNPs) as tags were …

A Study on Microstructural and Optical Properties of Green Synthesized Fe3O4/ Mesoporous Silica Nanoparticles

ME Saputra, NI Istiqomah, LA Nikhmah… - Advances in Science …, 2024 - Trans Tech Publ
Plant-mediated synthesis of nanoparticles has already gained recognition as an efficient,
environmentally friendly method due to its non-toxicity, low cost, and simple process. In this …

Direct Detection of Green-Synthesized Fe3O4 Magnetic Nanotag Using Double-Chip Configuration of Commercial Giant Magnetoresistance Sensor

NI Istiqomah, MAU Abshor, E Suharyadi - 5th International Conference …, 2024 - torrossa.com
The performance of a commercial GMR with a double-chip configuration has been
investigated for detecting nanotag. Fe3O4 magnetic nanoparticles (MNPs) as tags were …

Karakterisasi Dan Aktivitas Fotokatalitik Green Synthesized Nanokomposit Fe3O4/TiO2 Menggunakan Ekstrak Daun Kelor Untuk Degradasi Methylene Blue

DAB Situmorang, RY Lubis… - Jurnal Rekayasa Material …, 2025 - jurnal.umsu.ac.id
This research focuses on Fe 3 O 4/TiO 2 nanocomposites (produced through green
synthesis) using moringa leaf extract to degrade methylene blue. The coprecipitation …