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Enhanced Removal Efficiency of Malachite Green Dye Using Gambir Leaf Extract-Modified NiFe LDH Composites: A Study of Cationic Dye Adsorption
Bulletin of Chemical Reaction Engineering & Catalysis · Vol. ume (2024) · hlm. 573–584
- ISSN
- 1978-2993
- Terbit
- 2024-12-30
- Penerbit
- Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)
- Bahasa
- eng
Abstrak
A NiFe layered double hydroxide (LDH) composite with Uncaria gambir (UG) leaf extract was successfully synthesized. The composite (NiFe-UG LDH) and the base material (NiFe LDH) were identified using X-ray Diffraction (XRD), Fourier Transform Infra Red (FTIR), and Brunauer-Emmett-Teller (BET) Surface Area techniques. The XRD and FTIR results revealed the incorporation of gambier leaf extract into the NiFe LDH structure, as indicated by the combined diffraction patterns and spectral features. The BET analysis indicated a decrease in the surface area of NiFe-UG LDH compared to that of NiFe LDH, suggesting that active compounds from the gambier leaf extract effectively coated the LDH surface and blocked its pores. During malachite green (MG) adsorption, NiFe-UG demonstrated faster adsorption kinetics and a higher adsorption efficiency, reaching 96.420% compared to 92.085% for NiFe LDH. While both materials followed pseudo-first-order kinetics, their isotherm behaviors differed: NiFe-UG adhered to the Langmuir model, indicating monolayer adsorption, whereas NiFe LDH followed the Freundlich model, signifying multilayer adsorption. Further analysis suggested that adsorption in NiFe LDH was primarily governed by physisorption, while in NiFe-UG, a combined physisorption-chemisorption mechanism occurred. These results underscore the enhanced adsorption capacity of the composite material, attributed to the introduction of additional functional groups from the gambier leaf extract. Copyright © 2024 by Authors, Published by BCREC Publishing Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0).
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- Sriwijaya University
- Universitas Palembang
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| Rekan penulis | Organisasi | Artikel bersama |
|---|---|---|
| Risfidian Mohadi | Sriwijaya University | 16 |
| Neza Rahayu Palapa | Sriwijaya University | 10 |
| Alfan Wijaya | Sriwijaya University | 8 |
| Nur Ahmad | Sriwijaya University | 7 |
| Tarmizi Taher | Sriwijaya University | 7 |
| Mardiyanto Mardiyanto | Sriwijaya University | 7 |
| Amri Amri | Sriwijaya University | 6 |
| Nova Yuliasari | Sriwijaya University | 4 |
| Patimah Mega Syah Bahar Nur Siregar | Sriwijaya University | 4 |
| Yulizah Hanifah | Sriwijaya University | 4 |
| Muhammad Said | Sriwijaya University | 4 |
| Idha Royani | Sriwijaya University | 3 |
| Novie Juleanti | Sriwijaya University | 3 |
| Sahrul Wibiyan | Sriwijaya University | 2 |
| Arini Fousty Badri | Sriwijaya University | 2 |
| Fitri Suryani Arsyad | Sriwijaya University | 2 |
| Normah Normah | Sriwijaya University | 2 |
| Normah | Sriwijaya University | 2 |
| Eliza Eliza | Sriwijaya University | 2 |
| Muhammad Said | Sriwijaya University | 2 |
| Haris Kriswantoro | Universitas Palembang | 1 |
| Benyamin Lakitan | Sriwijaya University | 1 |
| Andi Wijaya | Sriwijaya University | 1 |
| Elfita Elfita | Sriwijaya University | 1 |
| Zaqiya Artha Zahara | Sriwijaya University | 1 |
| Rohmatullaili Rohmatullaili | Sriwijaya University | 1 |
| Laila Hanum | Sriwijaya University | 1 |
| Elda Melwita | Sriwijaya University | 1 |
| Suheryanto Suheryanto | Sriwijaya University | 1 |
| Addy Rachmat | Sriwijaya University | 1 |
| Bakri Rio Rahayu | Sriwijaya University | 1 |
| Nurlisa Hidayati | Sriwijaya University | 1 |
| Mikha Meilinda Christina | Sriwijaya University | 1 |
| Ferlinahayati Ferlinahayati | Sriwijaya University | 1 |
| Muhammad Badaruddin | Sriwijaya University | 1 |
| Mardiyanto | Afiliasi tidak diketahui | 1 |
| Amri | Afiliasi tidak diketahui | 1 |
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