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104 articles for “Spectroscopic Characterization”
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Deposition and characterization of poly(o-anisidine)/TiO2Nanocomposite for gas sensing application
Abstract: The Poly(o-anisidine) (POA) and Titanium dioxide POA (POA/TiO2 ) composite thin film based for gas sensing application are synthesized. Pure POA and POA/TiO2 composites with 20wt% of TiO2 were synthesized by chemical oxidative polymerization of o-anisidine using ammonium persulfate in acidic medium at 0-50C. Thin films of POA and POA/TiO2 composites were deposited on glass plate by dip coating method to prepare the chemiresistor sensor. The structural and optical properties …
Published in International Journal of Polymer Science and Engineering · Vol. 1, Issue 1-2, 2015 Read article
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Synthesis and Characterization of Cesium Intercalated Graphene Thin Film
Abstract: Graphene Oxide (GO) becomes promising two-Dimensional (2D) material in optoelectronics due to its sparkling properties. In preparation step we used Carboxylation of graphene and vacuum filtration to create the free standing thin film of cesium (Cs) intercalated GO. In this work we have synthesized cesium (Cs) intercalated GO thin films at different concentration (0.03, 0.05, 0.1 mol %) by using vacuum filtration method. The functional group present in synthesized thin …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 8–16 Read article
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Eco-Friendly Starch-Iron-Oxide Nanoblends from Fruit Peel Waste – A Green Waste Valorization Approach
Abstract: Utilization of agricultural wastes for production of useful biomaterials has attracted a lot of interest due to their environmental and economic benefits. In the present study, green banana peels were used as bio sustainable raw materials from which starch was extracted, and pomegranate peels were used as an ecofriendly raw material for the green synthesis of iron oxide nanoparticles. The green banana peels were also found to be a potential …
Published in International Journal of Green Chemistry · Vol. 12, Issue 2, 2026 · pp. 29–39 Read article
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Study of the Effect of SLS Loading on the One-Pot Synthesis of Substituted Piperidines
Abstract: Piperidine derivatives represent a vital class of nitrogen-containing heterocycles with extensive pharmacological and industrial significance. Their synthesis has garnered considerable interest due to their presence in numerous bioactive molecules, including drugs with CNS activity, analgesic properties, and antimicrobial effects. Traditional multi-step synthetic pathways are often time-consuming and resource-intensive. To address this, one-pot multicomponent reactions (MCRs) have emerged as an efficient and eco-friendly alternative, allowing for the rapid construction of complex …
Published in International Journal of Green Chemistry · Vol. 12, Issue 1, 2026 · pp. 1–9 Read article
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Synthesis, Crystal growth and Characterization of Lead acetate zinc (II)Sulphate Material
Abstract: Leadacetatezinc (II) Sulphate Crystal is synthesized by the addition of Leadacetate to Zinc sulphate in equimolar concentration (1:1ratio) to produce larger sized crystal but during the crystallization process a bulk of colourless precipitate was obtained and after filtration the crystals are formed in the filtrate after slow evaporation solution growth technique. Thus formed crystals from the filtrate is kept away and the precipitate formed during the crystallization process is characterized …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 9, Issue 1, 2023 · pp. 22–29 Read article
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Molecular Study of Indian Herbals at Microwave Region Using Time-domain Spectroscopy
Abstract: The dielectric properties of liquids are useful to some extent to understand the liquid structure and molecular interactions therein. The study of dielectric properties of liquid materials is necessary not only to understand the liquid structure but also to provide technical data for practical uses in industry, science, medicine, and engineering. Time-domain spectroscopy (TDS), a spectroscopicmethod used in physics uses brief terahertz radiation pulses to examine the characteristics of matter. …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 8, Issue 1, 2022 · pp. 23–28 Read article
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To study the Properties of Bio Synthesized Silver Nanoparticles
Abstract: Recently colloids silver nanoparticles have attained much attention in global nanotechnology market due to valuable application for catalytic, biomedical, electronics and widely as Antimicrobial agents. In the present work author have synthesized and characterized the Colloids silver nanoparticles with three biosynthesis methods and the detail characterization of particle has been done by UV–Visible spectroscopy, AFM, FTIR, and with DLS techniques. Particles formation was conformed from UV spectra of nanoparticles. Size …
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 1, 2018 · pp. 34–40 Read article
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Low Temperature Chemical Synthesis of Nickel Oxide Microflower and Study of its Optical and Thermal Properties
Abstract: A simple rout for the synthesis of flower like nickel oxide nanostructure has been reported using nickel sulphate and potassium per-sulphate as precursor. Efforts were made to see the effect of persulfate amount on different properties of the materials thus two samples were synthesized with different amount of per-sulphate precursors. The as prepared samples were characterized by x-ray diffraction, field emission scanning and transmission electron microscope, thermal gravimetric and differential …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 2, 2018 · pp. 17–24 Read article
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Sequential Extraction of Pectin and Cellulose from Orange Peel Waste: A Sustainable Waste-to-Valorization Approach
Abstract: Agricultural waste is a huge and underutilized resource of useful biomaterials that are best for sustainable use. The goal of the present study was to develop an integrated waste valorization approach, in which orange peel waste is valorized in the form of cellulose and pectin and their potential is assessed in combination with green synthesis of nanoparticles. Orange peel powder was treated with acid-assisted extraction to obtain pectin, and the …
Published in International Journal of Green Chemistry · Vol. 12, Issue 2, 2026 · pp. 19–29 Read article
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Seaweed Mediated Biosynthesis of Silver Nanoparticles Using Gracilaria fergusonii J.Ag. Collected From Hare Island, Thoothukudi in the South East Coast of Tamil Nadu, India
Abstract: In the present study silver nanoparticles were synthesized using the aqueous extract of red seaweed Gracilaria fergusonii J.Ag. as the reducing agent. The formation of silver nanoparticles was confirmed by colour change from light yellow to dark brownish red, UV– visible spectroscopy, FT-IR, X-ray diffraction method (XRD), scanning electron microscopy (SEM) and energy dispersive X-ray microanalysis spectroscopy (EDS). The anoparticles showed an absorbance at 442 nm on UV–visible spectroscopy. The …
Published in International Journal of Plant Biotechnology · Vol. 1, Issue 1-2, 2015 · pp. 50–57 Read article
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Biosynthesis of Chitosan mediated nanoparticles for Preservation of Food and Its Antimicrobial activity
Abstract: In this study, chitosan nanoparticles were synthesized from chitosan polymer by ionic gelation method. The chitin was first extracted from Saccharomyces cerevisiae and then deacetylated to chitosan. The presence and characterization of chitosan nanoparticles was investigated by UV-Visible Spectroscopy (UV) and scanning electron microscopy (SEM). The antimicrobial property of these chitosan nanoparticles were studied against E.coli, S.aureus, S.typhi, P.aureginosa, C.albicans and A.niger and compare with chitosan polymer. CSNPs showed higher …
Published in International journal of Nanobiotechnology · Vol. 3, Issue 1, 2017 · pp. 16–24 Read article
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Synthesis of chitosan mediated nanoparticles and its antimicrobial activity
Abstract: In this study, chitosan nanoparticles were synthesized from chitosan polymer by ionic gelation method. The chitin was first extracted from crab shell and then deacetylated to chitosan. The presence and characterization of chitosan nanoparticles was investigated by UV-Visible Spectroscopy (UV) and scanning electron microscopy (SEM). The antimicrobial property of these chitosan nanoparticles were studied against E.coli, S.aureus, S.typhi, P.aureginosa, C.albicans and A.niger and compare with chitosan polymer. CSNPs showed higher …
Published in International journal of Nanobiotechnology · Vol. 3, Issue 2, 2017 · pp. 31–35 Read article
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Biosynthesis of silver nanoparticles using aqueous leaf extract of Muntingia calabura Linn.
Abstract: The present study was focused to synthesis silver nanoparticles using the aqueous leaf extract of Muntingia calabura L. as the reducing agent. The formation of silver nanoparticles was confirmed by colour change from light yellow to dark brownish red, UV-Visible Spectroscopy, FT-IR, X-Ray Diffraction Method (XRD), Scanning Electron Microscopy (SEM) and Energy Dispersive X-ray microanalysis spectroscopy (EDS). The nanoparticles showed an absorbance at 443nm on UV-Visible spectroscopy. The presence of …
Published in International journal of Nanobiotechnology · Vol. 4, Issue 1, 2018 · pp. 9–15 Read article
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Synthesis of Fe2(MoO4)3/MoO3 Nanocatalysts by Solution Combustion Approach and Their Catalytic Performance for the Selective Oxidation of Methanol
Abstract: The Fe 2 (MoO 4 ) 3 /MoO 3 nanocatalysts comprising Fe 2 (MoO 4 ) 3 nanoparticles supported on MoO 3 nanorods were synthesized via two-step solution combustion approach and their catalytic performance for the selective oxidation of methanol were evaluated. The materials have been characterised using electron microscopy, powder X-ray diffraction and Raman spectroscopy. First, MoO 3 nanoparticles were prepared by solution combustion reaction employing ammonium nitrate as …
Published in International Journal of Applied Nanotechnology · Vol. 10, Issue 1, 2024 · pp. 37–47 Read article
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Synthesis, characterization, antibacterial activity and in-vitro cytotoxicity of Dy and Fe doped hydroxyapatite nanomaterials
Abstract: Dy- and Fe-doped hydroxyapatite (HAp) was synthesized by the facile aqueous precipitation method. The samples were characterized by using powder X-ray diffraction, Fourier transform infrared spectroscopy and transmission electron microscopy. In this work, the antibacterial activities of Dy- and Fe-doped HAp were tested against gram-positive (Staphylococcus aureus, Bacillus subtilis) and gram-negative (Escherichia coli, Klebsiella pneumoniae and Pseudomonas putida) bacteria by agar diffusion test. It was found that Dy(5)-and Fe(5)-doped HAp …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 46–54 Read article
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Thermal and structural properties of surface treated ragweed fiber reinforced biodegradable polylactic acid biocomposites
Abstract: Natural fiber-reinforced composites (NFRC) are becoming more popular as technological advance recognizes the need for eco-friendly materials. This work presents Giant ragweed (Ambrosia trifida) as a new composite reinforcement material into polylactic acid (PLA) matrix to form novel natural fiber-reinforced composites. Different types of retting techniques are utilized, and hydrogen peroxide retting is proven to provide the most optimized properties. The fibers are taken through subsequent extraction and grinding processes. …
Published in International Journal of Composite and Constituent Materials · Vol. 8, Issue 2, 2022 · pp. 13–31 Read article
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Green Synthesis of Zinc Oxide (ZnO) Nanoparticles using Urtica dioica Plant Leaf Extract
Abstract: The green synthesis of nanoparticles by biological systems, particularly plant extracts, has become an emerging area of nanotechnologies. Nano materials have wide range application in various fields such as electronics, optics, material science and bio medical science due to their size and morphology. Zinc oxide is a versatile semiconductors material and has attractive properties like wideband gap (3.2eV) large exciton biding energy, high stability and environmental friendly material. The synthesis …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 2, 2022 · pp. 44–57 Read article
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Two-dimensional MoS2 Nanosheets: Preparation and Characterization
Abstract: The amazing properties and useful applications of graphene in the field of sensors, electronics and material science opens a new challenges to other two dimensional semiconductor materials. Specially due to extraordinary electronic, mechanical and optical properties, molybdenum disulfide (MoS2) is attracting huge interest in several applications. Single layer MoS2 with direct band gap shows better semiconductor behavior such as photoluminescence, makes them more acceptable in optoelectronic applications in comparison with …
Published in International Journal of Applied Nanotechnology · Vol. 5, Issue 2, 2019 · pp. 17–25 Read article
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Biosynthesis of Silver Nanoparticles using Aqueous Extract of Chaetomorpha media (C.Ag.) Kuetzing
Abstract: Chaetomorpha media (C.Ag.) Kuetzing is common green seaweed belongs to the family Chlorophyceae. The aqueous extract of Chaetomorpha media was used for the biosynthesis of Silver Nanoparticles. The Silver Nanoparticles were formed due to the reduction of silver nitrate to aqueous silver ions in the presence of seaweed extract. Silver nanoparticles exhibited dark brown colour in aqueous solution. The synthesized silver Nanoparticles were characterized by UV-Visible Spectrophotometer, Fourier Transform Infrared …
Published in International journal of Nanobiotechnology · Vol. 6, Issue 2, 2020 · pp. 12–18 Read article
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Correlation for Photocatalytic Degradation Kinetics of Carboxylic Acids by Electrochemically Synthesized Cd/ZnO Nanoparticles and Study of Antibacterial Behaviour
Abstract: Cd/ZnO nanoparticle has been successfully synthesized by electrochemical method which is simple and inexpensive method. The synthesized Cd/ZnO nanoparticle was used has a catalyst for the photodegradation of Oxalic acid, Chloroacetic acid and Formic acid under various experimental conditions by volumetric method. The Cd/ZnO nanoparticles were characterized by various techniques such as SEM-EDAX, UV-Visible spectroscopy, FTIR-IR spectrum and X-ray diffraction studies. The study of UV-Visible spectroscopy revealed that the Cd/ZnO …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 6, Issue 2, 2020 · pp. 1–16 Read article