Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO Nanocomposites

Green synthesis of nanocomposites offers an eco-friendly and viable solution to overcome the limitations of conventional chemical and physical methods as it uses biological agents to act as reducing and stabilizing agents. The current study’s novelty is phyto-fabricated manganese (Mn)-doped zinc oxi...

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Main Authors: Kanmani Kannan, Sankareswaran Muruganandham, Archana Ganeshan, Rajiv Periakaruppan, Nithish Kathiravan, Sathyabama Narayanan
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Eng
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Online Access:https://www.mdpi.com/2673-4117/6/2/21
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author Kanmani Kannan
Sankareswaran Muruganandham
Archana Ganeshan
Rajiv Periakaruppan
Nithish Kathiravan
Sathyabama Narayanan
author_facet Kanmani Kannan
Sankareswaran Muruganandham
Archana Ganeshan
Rajiv Periakaruppan
Nithish Kathiravan
Sathyabama Narayanan
author_sort Kanmani Kannan
collection DOAJ
description Green synthesis of nanocomposites offers an eco-friendly and viable solution to overcome the limitations of conventional chemical and physical methods as it uses biological agents to act as reducing and stabilizing agents. The current study’s novelty is phyto-fabricated manganese (Mn)-doped zinc oxide (ZnO) nanocomposites using aqueous extract of <i>H. enneaspermus</i> by a biological method. Mn-doped ZnO nanocomposites were synthesized using manganese acetate and zinc acetate. The synthesized nanocomposites were characterized by XRD, FTIR, SEM, and EDX analysis. XRD shows the crystalline nature of nanocomposites with particle sizes of 30–40 nm, and FTIR reveals the presence of functional groups responsible for capping and stabilization. SEM analysis indicates spherical morphology with minor aggregation due to phytochemical interactions. EDX analysis of Mn-doped ZnO nanocomposites was used to verify the elemental composition, including Mn, Zn, O, and C. The anti-bacterial property of Mn-doped ZnO nanocomposites was assessed using the agar well-diffusion method against pathogens. The results of the anti-bacterial investigation proved that Mn-doped ZnO nanocomposites inhibit the growth of pathogens at different concentrations. The research concludes that the extract of <i>H. enneaspermus</i> acts as a capping and reducing agent in the synthesis process. The process can offer bio-compatible nanocomposites for new drug development against pathogens.
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spelling doaj-art-c9ce6eedea0d450aa7b7274eff2b19672025-08-20T03:12:08ZengMDPI AGEng2673-41172025-01-01622110.3390/eng6020021Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO NanocompositesKanmani Kannan0Sankareswaran Muruganandham1Archana Ganeshan2Rajiv Periakaruppan3Nithish Kathiravan4Sathyabama Narayanan5Department of Microbiology, Muthayammal College of Arts and Science (Autonomous), Rasipuram, Namakkal 637408, Tamil Nadu, IndiaDepartment of Microbiology, Muthayammal College of Arts and Science (Autonomous), Rasipuram, Namakkal 637408, Tamil Nadu, IndiaDepartment of Biotechnology, PSGR Krishnammal College for Women, Coimbatore 641004, Tamil Nadu, IndiaDepartment of Biotechnology, PSG College of Arts & Science, Coimbatore 641014, Tamil Nadu, IndiaDepartment of Biotechnology, PSG College of Arts & Science, Coimbatore 641014, Tamil Nadu, IndiaDepartment of Microbiology, Muthayammal College of Arts and Science (Autonomous), Rasipuram, Namakkal 637408, Tamil Nadu, IndiaGreen synthesis of nanocomposites offers an eco-friendly and viable solution to overcome the limitations of conventional chemical and physical methods as it uses biological agents to act as reducing and stabilizing agents. The current study’s novelty is phyto-fabricated manganese (Mn)-doped zinc oxide (ZnO) nanocomposites using aqueous extract of <i>H. enneaspermus</i> by a biological method. Mn-doped ZnO nanocomposites were synthesized using manganese acetate and zinc acetate. The synthesized nanocomposites were characterized by XRD, FTIR, SEM, and EDX analysis. XRD shows the crystalline nature of nanocomposites with particle sizes of 30–40 nm, and FTIR reveals the presence of functional groups responsible for capping and stabilization. SEM analysis indicates spherical morphology with minor aggregation due to phytochemical interactions. EDX analysis of Mn-doped ZnO nanocomposites was used to verify the elemental composition, including Mn, Zn, O, and C. The anti-bacterial property of Mn-doped ZnO nanocomposites was assessed using the agar well-diffusion method against pathogens. The results of the anti-bacterial investigation proved that Mn-doped ZnO nanocomposites inhibit the growth of pathogens at different concentrations. The research concludes that the extract of <i>H. enneaspermus</i> acts as a capping and reducing agent in the synthesis process. The process can offer bio-compatible nanocomposites for new drug development against pathogens.https://www.mdpi.com/2673-4117/6/2/21<i>H. enneaspermus</i>nanocompositesMn-doped ZnOanti-bacterial activity
spellingShingle Kanmani Kannan
Sankareswaran Muruganandham
Archana Ganeshan
Rajiv Periakaruppan
Nithish Kathiravan
Sathyabama Narayanan
Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO Nanocomposites
Eng
<i>H. enneaspermus</i>
nanocomposites
Mn-doped ZnO
anti-bacterial activity
title Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO Nanocomposites
title_full Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO Nanocomposites
title_fullStr Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO Nanocomposites
title_full_unstemmed Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO Nanocomposites
title_short Phyto-Fabrication, Structural Characterization and Antibacterial Properties of <i>Hybanthus enneaspermus</i>-Assisted Mn-Doped ZnO Nanocomposites
title_sort phyto fabrication structural characterization and antibacterial properties of i hybanthus enneaspermus i assisted mn doped zno nanocomposites
topic <i>H. enneaspermus</i>
nanocomposites
Mn-doped ZnO
anti-bacterial activity
url https://www.mdpi.com/2673-4117/6/2/21
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