International Research Journal of Engineering and Technology (IRJET)
e-ISSN: 2395-0056
Volume: 11 Issue: 09 | Sep 2024
p-ISSN: 2395-0072
www.irjet.net
Biogenic Blend of Calcium Covered Zinc Oxide Nanoparticles from Beetroot Concentrate for Decolorization of Wastewater Kalleshappa C M1, Srinidhi R Kulkarni2, Praveen Kumar D G3, Shashikala K J4, Amarnath P C 5 1Professor, Dept. of Chemical Engineering, BIET, Davangere. 2Assistant Professor, Dept. of Chemical Engineering, BIET, Davangere
3Associate Professor, Dept. of Chemical Engineering, BIET, Davangere. 4,5Assistant Professor, Dept. of Chemical Engineering, BIET, Davangere
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Abstract - The development of nano-technology has
magnetic properties, allowing for enhanced visualization of tissues. Additionally, MONPs' ability to act as carriers for drugs or therapeutic agents opens novel targeted and controlled drug release. Their surface is to be modified with ligands, antibodies, or peptides to specifically bind to cancer cells or pathogens, minimizing side effects and improving therapeutic efficiency. However, the use of MONPs in clinical applications is not without challenges. Concerns about toxicity, environmental-impact, and potential long-term effects on human-health have prompted ongoing research to better understand the biocompatibility and safety of these materials. Researchers are focused on optimizing the synthesis, surface functionalization, and degradation profiles of MONPs to ensure their safe and effective use in medical treatments. In summary, MONPs represent a promising tool in nanomedicine, offering unique opportunities for disease identification, targeted drug delivery, and medical imaging. Continued advancements in their design and application will likely lead to further breakthroughs in healthcare. The extensive research on these metal-oxide nano-particles (MONPs) highlights their potential in revolutionizing biomedical applications due to their diverse therapeutic and diagnostic capabilities. Each of MONPs offers unique appearances that create them suitable for different clinical uses, primarily attributed to their size, surface area, and functionalization potential, which enable targeted interaction with cells and tissues.
directed to significant advancements in science and technology, including solutions for water contamination caused by industrial dyes, which pose serious ecological challenges. Zinc oxide nanoparticles (ZnO NPs), known for their unique photocatalytic properties at the nano-scale, offer a potential remedy for these issues. In this study, calcium-coated zinc oxide nano-particles were produced using beetroot extract as a reducing agent. The effects of these nanoparticles on various dyes were examined, and their properties were categorized through methods such as FT-IR, XRD, TEM, and UV spectrophotometry. The synthesized ZnO nanoparticles were bean or sphericalshaped, with sizes ranging from 29 to 49 nm. The calcium coating reduced the particle size further to 20–100 nm. The photocatalytic efficiency of these nanoparticles was evaluated by their ability to degrade dyes such as Rhodamine B, Methylene Blue, Congo Red, and Acid Blue 92 (AB92) under natural sunlight, with UV-Vis spectrophotometer monitoring the degradation process. Both the uncoated and calcium-coated ZnO nanoparticles demonstrated promising results in breaking down these dyes. Key Words: Zinc Oxide nanoparticles, FT-IR, XRD, TEM and UV Spectro-photometer, Rhodamine B, Methylene Blue, Congo Red and Acid Blue 92(AB92)
1.INTRODUCTION
Zinc oxide nanoparticles (ZnO NPs): Known for their antimicrobial and wound-healing properties, ZnO NPs are commonly integrated into wound dressings to prevent bacterial infections and facilitate tissue repair. They also exhibit potential in anticancer therapies due to their capability to induce oxidative stress selectively in tumor cells.
In recent decades, nanotechnology has emerged is one of the significant dynamic fields in customizable materials science, with broad applications in clinical settings. This growth is largely attributed to the unique size-dependent properties of nanomaterials, which result from precise control during the synthesis process. This interaction at the nanoscale enables metal-oxide nano-particles (MONPs) to enters through biological barriers, like the blood brain barrier (BBB), which was previously a significant obstacle in drug supply. MONPs, such as zinc oxide (ZnO), titanium dioxide (TiO2), and iron oxide (Fe3O4), have demonstrated potent applications in cancer therapy, antimicrobial treatments, and imaging methods like magnetic resonanceimaging (MRI). For instance, iron-oxide nano-particles are widely applied as contrast agents in MRI due to their
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Cerium oxide nanoparticles (CeO2 NPs): CeO2 NPs stand out due to their antioxidant properties, allowing them to scavenge free radicals and reduce oxidative stress, making them valuable for treating conditions related with oxidative damage, including neurodegenerative diseases. Their regenerative redox cycling also positions them as promising agents in anti-inflammatory treatments.
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