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22 articles for “Powder x-ray diffraction”
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Synthesis of NiCo2O4 by Hydrothermal Method
Abstract: The synthesis of NiCo2O4 have been carried out by hydrothermal method. Powder x-ray diffraction studies confirmed the formation cubic NiCo2O4. Nickel cobaltite are high in electrical conductivity and has two richer electroactive sites. To some extent, NiCo2O4 is playing an important role in complementing or replacing electrode materials based on NiO, Co3O4 and RuO2 in energy storage field.
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 23–26 Read article
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Synthesis and Characterization of Nanostructured LaNiO3
Abstract: In this world synthesis of LaNiO3 have been carried out by co-precipitation method respectively. Powder x-ray diffraction studies confirmed the formation of rhombohedral LaNiO3. LaNiO3 is known to have rhombohedrally distorted perovskite structure, and the lattice parameters of the rhombohedral unit cell and the pseudocubic unit cell are a = 5.46¡ and ¢ = 60.8o and a = 3.84Å respectively. The superconductivity in these oxides is a novel phenomenon, even …
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 12–17 Read article
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Green Synthesis of Nickel(II) and Zinc(II) Complexes of Bis(Imine) Schiff base Derived from o-vanilline and m-phenylenediamine.
Abstract: The synthesis of Schiff base ligand derived from aromatic aldehyde (o-vanillin) and m-phenylenediamine via liquid-assisted mechanochemical synthesis (LAG) in the presence of small amount of dimethylformamide were reported. The Schiff base complexes of Ni(II) and Zn(II) were also synthesized mechanochemically and characterized using infra-red spectroscopy, thermogrametric analysis, energy dispersive x-ray analysis, powder x-ray diffraction, UV-Visible analysis, conductivity measurement, magnetic susceptibility measurement and CHN, micro-analysis. Infrared spectral study indicated a strong …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 1, 2020 · pp. 31–43 Read article
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Synthesis of Nano-ZnO by Chemical Method and its Characterization
Abstract: Nanocrystals of ZnO were prepared by chemical method using Zn (II) acetate and potassium hydroxide as the starting materials and methanol as solvent. The material was characterized by X-ray powder diffraction (XRD), transmission electron microscopy (TEM), scanning electron microscopy (SEM), electron diffraction analysis (EDS), UV-Visible spectroscopy, Dynamic light scatteringanalysis (DLS) and Fourier transform spectroscopy (FTIR) techniques. The results indicated that the obtained ZnO material was in nano-dimension and possessed pure …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 8, Issue 1, 2022 · pp. 13–18 Read article
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Characterization and Kinetic Study of Sugarcane Bagasse for the Production of Bio-oil Over Monodispersed Fe2 O3 and ZSM-5 Composite
Abstract: The shortage and price scramble of fossil fuels accompanied by vast CO2 emissions have triggered a worldwide search for alternative and sustainable resources. Wind, solar, geothermal, biomass, and water are the most commonly used alternative energy sources. The biomass residues are typically at low cost and readily availabile, and has been used as feedstocks for synthesis of renewable energy. To produced the bio-fuels from biomass residues, several reaction pathways categorized …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 9, Issue 2, 2023 · pp. 1–13 Read article
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Synthesis and Characterization of Magnetite-Pectin-Alginate Hybrid and Bionanocomposite
Abstract: It is a one pot synthesis of hybrid bionanocomposite comprising of inorganic magnetite with stabilizer biopolymer pectin and alginate in co-precipitation method using sodium hydroxide and ammonium hydroxide as precipitating agents. A lot of comparison and investigation has been done in particle size of nanocomposite by changing the stoichiometric ratio of both magnetite and biopolymer concentration and drying condition of composite. The nanocomposite has been characterized using infrared spectroscopy (FTIR), …
Published in International Journal of Applied Nanotechnology · Vol. 3, Issue 1, 2017 · pp. 18–22 Read article
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Facile Synthesis and Electrochemical Exploration ofHexagonal Copper Sulfide (CuS) Nanocrystals for Energy Applications
Abstract: Copper sulfide (CuS) is a promising material for a variety of applications, including solar cells, lithium-ion batteries, sensors, and catalysts. In this current study, a facile technique for the synthesis of CuS nanocrystallites at modrate temperature 160°) without the use of any template or additives was reported. The reaction was carried out in a pressure reactor for 24 hours. he crystalline nature of the synthesized CuS nanocrystallites was confirmed using …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Facile Synthesis and Electrochemical Exploration ofHexagonal Copper Sulfide (CuS) Nanocrystals for EnergyApplications
Abstract: Copper sulfide (CuS) is a promising material for a variety of applications, including solar cells, lithium-ion batteries, sensors, and catalysts. In this current study, a facile technique for the synthesis of CuS nanocrystallites at modrate temperature 160°) without the use of any template or additives was reported. The reaction was carried out in a pressure reactor for 24 hours. he crystalline nature of the synthesized CuS nanocrystallites was confirmed using …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Synthesis, Spectral Study, SEM Analysis and Antibacterial Study of New Indole Azo Ligand and Complexes
Abstract: Azo ligands have developed significantly in recent decades due to their fundamental role in the coordination chemistry of transition elements. Their rapid response to coordination bonding in ligand and complex chemistry, particularly with divalent ions, is a key factor. The azo-bridged bond has played a well-established role in the formation of cobalt, nickel, and copper complexes. In this study, we prepared a novel ligand, an indole derivative bonded to an …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 12, Issue 1, 2026 · pp. 1–10 Read article
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Synthesis, Crystal Growth and Characterization of Bismuth Doped Potassium Hydrogen Phthalate Crystal (Khp): A Nlo Material
Abstract: To create single crystals using the Slow Evaporation Solution Growth Technique (SEST), equimolar composition of the transition metal (Bi) as Bismuth nitrate is added to Potassium Hydrogen Phthalate (KHP) (1:1) at ambient temperature. The following analysis is then performed on the single crystals that have formed. Equimolar doping-induced structural distortion in the crystals is confirmed by the FT-IR Spectra. The TGDTA study reveals the purity of the material and no …
Published in International Journal of Composite Materials and Matrices · Vol. 10, Issue 1, 2024 · pp. 19–27 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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Pyrolysis Characteristics and Isoconversional kinetics of kusum deoiled seedcake.
Abstract: The pyrolysis characteristics and kinetics of kusum de-oiled seed cake were conducted using a Thermo gravimetric analyzer. Thermogravimetric analysis of biomass was carried out at three different heating rates of 10, 20, 30, ̊ C/min from 28 ̊ C to 1000 ̊ C under N2 atmosphere. The results indicated that the biomass was decomposed in the temperature range of 270 ̊C to 520 ̊ C and further decreased when temperature …
Published in International Journal of Environmental Chemistry · Vol. 2, Issue 2, 2016 · pp. 9–17 Read article
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Synthesis and Characterization of Cadmium exchanged Sodalite
Abstract: Cadmium derivative of chloro sodalite, has been synthesized at low temperature by hydrothermal method. The sodalite is characterized by IR, X-ray powder diffraction and SEM. The Cd derivative was obtained by facile exchange of cadmium for sodium in chloro sodalite using a solution of cadmium nitrate in Teflon autoclaves at 100oC. The IR spectra of parent gallo silicate chloro sodalite and cadmium exchanged chloro sodalites shows three kinds of IR …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 2, Issue 1, 2016 Read article
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Effect of Sulphamic acid on the growth of Glycine single crystals
Abstract: Sulphamic acid added glycine single crystals were grown successfully by slow-evaporation technique.A single crystal with well defined crystal was obtained. The lattice parameters and crystal system of the grown crystals were confirmed by single crystal and powder x-ray diffraction analysis.The functional groups present in the sample were identified by FTIR spectral analysis.The lower cut off wavelength and bandgap energy of the grown crystal was analysed from uv-vis spectral analysis. Keywords: …
Published in International Journal of Energetic Materials · Vol. 5, Issue 1, 2019 · pp. 9–13 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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Solution Combustion Synthesis of Yttrium molybdate (Y6MoO12) Nanoparticles by using Peroxomolybdic Acid, Characterization and Applications
Abstract: The main aim of our present research work is to synthesize the distinct yttrium molybdate (Y6MoO12) nanoparticles with excellent photocatalytic activity through ultra-rapid solution combustion route using peroxomolybdic acid as molybdenum source for the first time. The morphology of Y6MoO12 nanoparticles studied using scanning electron microscopy (SEM) exposes that the particles are exceedingly porous and agglomerated. From BET surface area measurement, it is examined that Y6MoO12 nanoparticles exhibit relatively large …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 1, 2021 · pp. 1–12 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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Preparation and Characterization of Nanosize SnO2 Nanopowders by Precipitation Method
Abstract: Nanocrystalline Tin oxide (SnO2) powders have been synthesized by a direct precipitation method from an aqueous solution in the presence of SnCl4 and NH3. The crystallite size, lattice parameters, dislocation density and number of unit cells in SnO2 nanocrystalline powder (as-prepared and heated) are characterized by X-ray diffraction (XRD). The results of XRD show that pure SnO2 nanocrystalline powder has tetragonal rutile structure; the broad peak indicates small crystallite size …
Published in International Journal of Applied Nanotechnology · Vol. 1, Issue 1-2, 2015 Read article
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Study of Mechanical Properties of Aluminum Nanocomposites using Auto Ignition Technique
Abstract: Al2O3 - high ZrO2 nanocomposite was synthesized by auto-ignition technique using metal nitrate and citric acid with a ratio of citrate: nitrate equal to 1:1.5. The precursor zirconium oxynitrite was derived from precipitation of zirconium oxycloride followed by dissolution of gel in nitric acid. The thermal decomposition behaviour of the gel was studied in order to study the decomposition behaviour and to determine the crystallization temperature. The effect of calcination …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 36–42 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