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69 articles for “metallic nano-particles”
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Janus (Two-faced) Molecules/Biomolecules
Abstract: Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4 This article deals with janus (two-faced) molecules/biomolecules from different scientific fields. Examples selected include simple to complex molecules/biomolecules. Janus spheres, particles, nanoparticles, homocysteine, two codon in genetics, alcohol, nitric oxide, cholesterol, various drugs, proteins, enzymes, cannabinoid, ethylene glycol, two-faced membranes, membrane lipids, bile acids, two-faced bacteria, antibiotics, cancer genes, serotonin, reactive oxygen species, metallic copper surfaces, carbon nanotubes, polypharmacy, etc., are …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 2, Issue 2, 2012 · pp. 29–60 Read article
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Synthesis of Zinc Oxide Nanoparticles Through Polymeric Precursor Route and their Integration into Functional Nanocomposites
Abstract: A polymer precursor approach for creating zinc oxide (ZnO) nanoparticles with regulated size and shape is described in this work. By stabilising and capping particles, the polymer-assisted pathway efficiently reduces particle agglomeration while facilitating controlled nucleation and growth. The surface shape and dispersion of the produced ZnO nanoparticles were assessed using the scanning electron microscopy (SEM). When compared to traditional synthesis techniques, the addition of polymer greatly enhanced surface homogeneity …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 883–890 Read article
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Alcohol Oxidation in Ionic Liquids Catalysed by Recyclable Platinum Nanoparticles: A Green Approach
Abstract: The effect of particle size on the catalytic performance of materials in organic reactions is of scientific and industrial importance. In the present case we demonstrate the use of room temperature ionic liquids as effective agents of dispersion of platinum nanoparticles prepared from potassium tetrachloroplatinate. The platinum nanoparticles in the range 2.5±0.5 nm are recyclable catalysts for aerobic oxidation of alcohols under mild conditions. The particles suspended in ionic liquids …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 15–22 Read article
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Green Synthesis of Gold Nanoparticles Using Piper Nigrum (Black Pepper) Aqueous Extract
Abstract: In the present study, we wish to report the green synthesis of gold nanoparticles using aqueous extract from fruit of black pepper. The extract with different concentrations was reduced with HAuCl4 aqueous solution at room temperature. The color change, pH change and UV-visible spectroscopic analysis reveal the surface plasmon resonance (SPR) of the final reaction product which confirms the reduction of Au3+ ion to gold nanoparticles. The FTIR spectra confirms …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 2, Issue 2, 2012 · pp. 48–57 Read article
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Review on Drug Nanoparticles: Special Emphasis on Herbal Nanoparticals
Abstract: Nanoparticles have greater research horizon and smaller size ranging from 1 to 1000 nm. This is very small as compared to other particles. As their size is extremely small, so ultimately their route of administration and reaching to site of action becomes more convenient. These nano-scale particles can easily pass out the cell membrane such as blood brain-barriers. Nanoparticles are synthesized from various metals, polymers, microbes and even from plant …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 7, Issue 3, 2020 · pp. 48–58 Read article
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The Effects of TiC Reinforcement on Thermal, Electrical and Dry Sliding Wear Behaviour of Aluminium Matrix Nanocomposites
Abstract: AbstractThe present work is to investigate the thermal, electrical and dry sliding wear behaviour of a aluminium matrix composite reinforced with dissimilar particle size (≤ 200 nm and 2 μm) of titanium carbide particles. An aluminium matrix composite with 0, 5, 10 and 15 vol.% TiC reinforcement was prepared by using powder metallurgy. A pin-on-disc apparatus was broadly used to investigate the wear behaviour of the Al/TiC nano composites. Wear …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 2, 2017 · pp. 28–41 Read article
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Green Synthesis of Selenium Nano-metalloid from the extract of Cabbage (Brassica oleracea var. capitata) leaf and its Antimicrobial Activities
Abstract: Green synthesis specifies the creation of nano-size particles (NPs) by a biological process using the reducing properties of metabolites in the plant extracts. The present work reports the use of cabbage (Brassica oleracea var. capitata.) leaf extract as a reducing and stabilizing agent to synthesize selenium nanoparticles (SeNPs) via the green route of synthesis. The as-prepared SeNPs were analyzed by UV–vis spectroscopy, FTIR, DLS, SEM, and EDX. Nano-crystalline SeNPs has …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 9, Issue 1, 2019 · pp. 12–20 Read article
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Investigation of Electronic Transport in Li2O and ZnO Nanoparticles Containing Polypyrrole Systems
Abstract: Polypyrrole systems having nanocrystalline ZnO and Li2O with different compositions (PPy50 + Li2Ox + ZnO(50-x), where x = 0, 2, 4, 6, 8, and 10) have been produced by ball milling. compositions of the type The temperature-dependent DC conductivity of each sample was determined in the temperature range of 313 K to 363 K. The conductivity studies show that Polaron hopping was the conducting mechanism in the material composites. The …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 88–95 Read article
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Nanoformulation Strategies: Emerging Innovations in Drug Delivery Systems
Abstract: Nanotechnology is significantly advancing the pharmaceutical industry by introducing nanosystems that improve drug delivery, therapeutic efficacy, and patient outcomes. Various nanosystems-such as liposomes, dendrimers, polymeric nanoparticles, solid lipid nanoparticles, carbon nanotubes, and metallic nanoparticles-offer benefits like enhanced bioavailability, targeted delivery, improved stability, and reduced side effects. Innovative formulation strategies, including surface functionalization, particle size optimization, and use of biodegradable carriers, support controlled and sustained drug release. Additionally, production in non-aqueous …
Published in International Journal of Toxins and Toxics · Vol. 3, Issue 1, 2026 · pp. 54–67 Read article
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Sonochemical Methods to Prepare Composes
Abstract: This purview is to link major and minor chemical reactions. Subjective has various unknown chemical reactivity those have announced by ultrasound. Cavity generation followed by implosive collapse have secreted chemistry to some extent so as pervert to scheme as well. Applicability of ultrasound has studied over chemical stimulus, scrubbing atomizer, crystallization, emulsification, dissolution, dispersion, defoaming, degassing, floatation, homogenization etc. Synthetic catalytic routes has subscriptive issued ultrasonic reverberation to regain some …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 2, 2021 · pp. 1–7 Read article
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Key of Certification to Scheme Nano Fertilizer
Abstract: compared with traditional fertilizers. Classes of nanofertilizers have suggested as nanoscale fertilizer i.e. nanoparticles which contain nutrients; nanoscale additives i.e. traditional fertilizers with nanoscale additives; and nanoscale coating i.e. traditional fertilizers coated or loaded with nanoparticles. Low nutrient use efficiency (NUE) values and increased environmental risks have subjected long-term limitation due to use of more synthetic fertilizers to prohibit defining achievements of sustainable agriculture. High release levels of synthetic fertilizers …
Published in Research & Reviews : Journal of Botany · Vol. 10, Issue 3, 2021 · pp. 1–8 Read article
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Synthesis of YSZ nanopowders by using PVA-metallic nitrate combustion method
Abstract: Yttria-stabilized zirconia (8YSZ) powder is widely used as a thermal barrier coatings material for various aeronautical gas turbine engine components and structures operating in high temperature environment as well as for the nozzle of solid rocket engine due to its relatively high thermal expansion coefficient, thermal reflectivity, low thermal and good corrosion resistance. The synthesis of single or composite metal oxides by combustion of metal-polyvinyl alcohol gel precursors (Me-PVA) has …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 14, Issue 3, 2024 · pp. 24–32 Read article
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Silver Nanoparticle as Antiviral Agent and Its Uses
Abstract: Silver had been used by human thousands of years ago as various types of medicines (RasaratnaSamuccahay, Bhagbhatta). As the years passes more scientific uses of silver metals had been seen as the human civilization progresses.After the discovery of nano technology Silver is being used in a variety of ways .Nano particles exhibits less toxicity as compared to their ionic counterpart. Nowadays silver is used in various forms colloidal silver Nanoparticle …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 22, Issue 1, 2020 · pp. 28–34 Read article
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Study of Nanoindentation Characteristics of Al/B4C/CNT Composites
Abstract: Nanoindentation characterization is one of the essentialities that are used in current work to measure hardness and elastic moduli properties of Al reinforced with B4C particulates and carbon nano-tube (CNT). The nanoindentation characterization enables measurements of mechanical characteristics on nano scale. The method is very effective to understand the localized variations in mechanical behavior of the composites that are influenced by precipitation of reinforcements. The composites were synthesized en-route powder …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 2, 2016 · pp. 7–12 Read article
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Review on Recent Automotive Experimental Applications of Nano Coolants
Abstract: An automotive car radiator consists water and ethylene glycol as conventional coolants for many years Water and ethylene glycol are heat transfer fluids, which have low thermal conductivity and these techniques comes under nanotechnology and with ages of advancement these fluid are known as “nanofluids” which has the speciality higher thermal conductivity than conventional coolants. The mentioned article is highlighted on the research and numeric carried out from pre- researchers …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 9, Issue 1, 2019 · pp. 1–10 Read article
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Boiling Heat Transfer Enhancement on Macro-, Micro- and Nano-scales
Abstract: This paper presents a review of investigations on boiling heat transfer enhancement on macro-, micro- and nano-scale surfaces and fluids by the authors at the Moscow Power Engineering Institute (MPEI) plus known results of other researchers. These investigations were conducted with the purpose of increasing safety and efficiency of power generating systems. The investigations were focused on such problems as effective cooling at high heat flux (1 MW/m2 and more), …
Published in Journal of Nuclear Engineering & Technology · Vol. 2, Issue 2-3, 2012 · pp. 1–10 Read article
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Centrifugal Casting of Nano Crystalline TiB2 Reinforcement Particulate Reinforcement in Al-Alloy Matrix
Abstract: A method of producing Nano size TiB2 particles within an aluminium matrix is the in situ reaction synthesis method, using KBF4 and K2TiF6 potassium based bearing fluxes. The advantages of this in situ reactive process are a small particle size and good particle/matrix interfacial bonding. However, this method is limited to producing low particulate volume percentage material (˂6 vol%). To overcome this limitation, centrifugal casting has been investigated. A series …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 3, 2013 · pp. 7–13 Read article
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Structure–Optical Property Correlation of Co-Doped TiO₂ and ZnO Nanofillers for Advanced Functional Composite Applications
Abstract: This study investigates the enhancement of the structural and optical properties of titanium dioxide (TiO₂) and zinc oxide (ZnO) nanoparticles through cobalt (Co) doping. Pristine TiO₂ and ZnO are widely studied metal oxides; however, their large band gaps and limited visible-light absorption restrict their performance in optoelectronic, photocatalytic, and environmental applications. Co doping is employed as an effective strategy to overcome these limitations by inducing band-gap narrowing, creating defect-related electronic …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1374–1394 Read article
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Structural Investigations of NiFe2O4 Synthesised by the Pyrolysis of Single Source Precursor
Abstract: NiFe2O4 nanoparticles have been synthesized using the single source precursor [NiFe2(cin)3(N2H4)3] via pyrolysis thermal decomposition route. The single source precursor prepared by a simple precipitation method, was characterised by hydrazine and metal analyses, infrared spectral analysis and thermo-gravimetric analysis. Using appropriate annealing conditions, NiFe2O4 nanoparticles were synthesised by the thermal treatment of the precursor. From XRD and HRTEM studies, the particle size of the sample was found to be around …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 3, 2016 · pp. 12–16 Read article
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Combustion Synthesis and Comprehensive Characterization of Pure and Ni-Doped CuFe₂O₄ Nanoparticles for Functional Composite Applications
Abstract: The CuFe2-xNixO4 (x = 0, 0.1, 0.3, and 0.5) nanoparticles were synthesized using a combustion method and comprehensively characterized to understand their suitability for polymer-based composite applications. X-ray diffraction confirmed the formation of a single-phase spinel ferrite structure with crystallite sizes of 20–30 nm. Energy-dispersive X-ray spectroscopy verified the successful incorporation of Ni ions into the CuFe₂O₄ lattice, while FE-SEM analysis revealed uniformly dispersed nanoscale particles desirable for composite reinforcement. …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1–11 Read article