Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice Husk

In this study, silica nanoparticles (SiNPs) with a flower-like wrinkled morphology were synthesized via a green method using rice husk (RH) as a sustainable silica precursor. The synthesis was performed without hazardous chemicals, highlighting the environmental compatibility and cost-effectiveness...

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Main Authors: Fatemeh Rezaei, Zainab Zahid Ahmed, Gholam Hossein Zohuri
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Advances in Polymer Technology
Online Access:http://dx.doi.org/10.1155/adv/8896690
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author Fatemeh Rezaei
Zainab Zahid Ahmed
Gholam Hossein Zohuri
author_facet Fatemeh Rezaei
Zainab Zahid Ahmed
Gholam Hossein Zohuri
author_sort Fatemeh Rezaei
collection DOAJ
description In this study, silica nanoparticles (SiNPs) with a flower-like wrinkled morphology were synthesized via a green method using rice husk (RH) as a sustainable silica precursor. The synthesis was performed without hazardous chemicals, highlighting the environmental compatibility and cost-effectiveness of the process. The structural and physicochemical properties of the nanoparticles were characterized using FTIR, XRD, scanning electron microscopy (SEM), dynamic light scattering (DLS), energy-dispersive X-ray spectroscopy (EDX), UV–vis, thermogravimetric analysis (TGA), and Differential scanning calorimetry (DSC) analyses. FTIR confirmed the presence of Si─O─Si and Si─OH groups, while XRD revealed that the synthesized particles exhibit a crystalline quartz structure rather than the amorphous form commonly obtained from RH. SEM images showed petal-shaped particles with hierarchical morphology. Thermal analysis indicated high stability up to 800°C. These findings suggest that the developed green synthesis method can yield structurally defined SiNPs suitable for further application in catalysis, adsorption, and nanomaterials development.
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publishDate 2025-01-01
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series Advances in Polymer Technology
spelling doaj-art-1c2ece2cd7ac44b1b56c63d61a2d9d0d2025-07-21T00:45:08ZengWileyAdvances in Polymer Technology1098-23292025-01-01202510.1155/adv/8896690Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice HuskFatemeh Rezaei0Zainab Zahid Ahmed1Gholam Hossein Zohuri2Department of ChemistryDepartment of ChemistryDepartment of ChemistryIn this study, silica nanoparticles (SiNPs) with a flower-like wrinkled morphology were synthesized via a green method using rice husk (RH) as a sustainable silica precursor. The synthesis was performed without hazardous chemicals, highlighting the environmental compatibility and cost-effectiveness of the process. The structural and physicochemical properties of the nanoparticles were characterized using FTIR, XRD, scanning electron microscopy (SEM), dynamic light scattering (DLS), energy-dispersive X-ray spectroscopy (EDX), UV–vis, thermogravimetric analysis (TGA), and Differential scanning calorimetry (DSC) analyses. FTIR confirmed the presence of Si─O─Si and Si─OH groups, while XRD revealed that the synthesized particles exhibit a crystalline quartz structure rather than the amorphous form commonly obtained from RH. SEM images showed petal-shaped particles with hierarchical morphology. Thermal analysis indicated high stability up to 800°C. These findings suggest that the developed green synthesis method can yield structurally defined SiNPs suitable for further application in catalysis, adsorption, and nanomaterials development.http://dx.doi.org/10.1155/adv/8896690
spellingShingle Fatemeh Rezaei
Zainab Zahid Ahmed
Gholam Hossein Zohuri
Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice Husk
Advances in Polymer Technology
title Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice Husk
title_full Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice Husk
title_fullStr Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice Husk
title_full_unstemmed Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice Husk
title_short Eco-Friendly Synthesis of Flower-Wrinkle Silica Nanoparticles From Rice Husk
title_sort eco friendly synthesis of flower wrinkle silica nanoparticles from rice husk
url http://dx.doi.org/10.1155/adv/8896690
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AT zainabzahidahmed ecofriendlysynthesisofflowerwrinklesilicananoparticlesfromricehusk
AT gholamhosseinzohuri ecofriendlysynthesisofflowerwrinklesilicananoparticlesfromricehusk