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1013 articles for “characterization”
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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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A “Blank” Cell: Stem Cell
Abstract: A whole new branch of medicine was formed after the discovery of stem cells known as “Regenerative medicine”. Stem cells, the unspecialized cells which can be developed into useful or specialized cells help to form the diverse human tissues in the body. They can reintroduce themselves via mitotic cell division and distinguish itself in the varied range of unspecialized cell types. According to the latest research, 68% of Americans support …
Published in International journal of Nanobiotechnology · Vol. 5, Issue 2, 2019 · pp. 1–7 Read article
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Application of Nanotechnology in Food Industry
Abstract: Nanotechnology has the potential of application in the food industry and processing as new tools for pathogen detection, disease treatment delivery systems, food packaging, and delivery of bioactive compounds to target sites.This review is based on the applications of food industry using nanotechnology. The basic categories of nanotechnology applications in the evolution of food Industry includes:Integration of active componentsand improvement of plastic material for packaging of food that conveys useful …
Published in International journal of Nanobiotechnology · Vol. 6, Issue 1, 2020 · pp. 6–12 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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Preparation of Diclofenac Sodium Loaded Invasomes - A Novel Carrier for Drug Delivery
Abstract: Background: Diclofenac sodium is capable of providing benefit to patients suffering from: rheumatoid arthritis, osteoarthritis, and gout. Diclofenac sodium is a medicine that reduces inflammation and pain. It is also used to treat aches and pains, as well as problems with joints, muscles, and bones. The aim of the present work is to prepare diclofenac sodium invasomes by thin film hydration technique. Methodology: In the present study, for the preparation …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 1, 2021 · pp. 45–50 Read article
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Insights into the Recent Advancements in the Vibrant Area of Cubosomes Nanoparticles based Drug Delivery
Abstract: Cubosomes are square or rounded nanoparticles with internal cubic lattices that can be used. Cubosomes are a one-of-a-kind invention that spans the fields of food science, differential geometry, biological membranes, and digestion. Self-assembled cubosomes are effective drug delivery devices that have grown in popularity as a result of their discovery and nomination. Cubosomes have a honeycomb-like structure of bicontinuous water and lipid domains and are thermodynamically stable. Within the surfactant, …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 1, 2021 · pp. 24–34 Read article
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Larvicidal Activities of Biosynthesized Zinc and Nickel Nanoparticles using Allium sativum (Garlic) oil on Anopheles spp Larvae Yobe State, Nigeria
Abstract: Emergence of insecticide resistance and their harmful effects on non-target organisms and environment has necessitated an urgent search for development of new and improved mosquito control methods that are effective and safe for non-target organisms and the environment. The present study aims to assess the larvicidal activities of biosynthesized zinc and Nickel Nanoparticles using Allium sativum (garlic) oil against the larvae of malaria Anopheles spp. The garlic oil extracted was …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 2, 2021 · pp. 1–9 Read article
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Silver Nanoparticles for Enhancement of Antibiotic Antimicrobial Therapy
Abstract: With the current rise in antimicrobial resistance and infections resulting in high mortality and morbidity. There is need for novel strategies to combat these challenges such as nanoparticle technology has offered excellent opportunities. The use of metal nanoparticles such as silver with well-established antimicrobial activity conjugated with other antimicrobials has the potential to overcome the challenge of drug resistance due to its multiple mechanisms of action against microbes. This reveal …
Published in International journal of Nanobiotechnology · Vol. 8, Issue 1, 2022 · pp. 32–39 Read article
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Magnetic field guided diluted magnetic semiconductor ZnxFe2-xO3 Nanostructures for applications in biomedical and biosensors
Abstract: The magnetic field guided nanoparticles are studied in the viewpoint of diluted magnetic semiconductor. Different structures and properties of Zn doped α-Fe 2 O 3 nanostructure is presented in theoretical point of view. In these regard, Weiss molecular filed theory, DFTB model, and DLVO theory are used to describe particle agglomeration, aggregation, electrostatic interactions, and magnetic interactions between Zn doped iron oxide nanocolloids. In addition, the nature of interactions between …
Published in International journal of Nanobiotechnology · Vol. 9, Issue 2, 2023 · pp. 18–30 Read article
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Extracellular One Pot Green Synthesis of Palladium Nanoparticles
Abstract: Extracellular in-situ synthesis of metal nanoparticles using extracts of plants like Azadirachta indica (Neem), and Zingiber officinale (Ginger) has been successfully carried out earlier. In this study, we have developed a novel method to synthesize Palladium nanoparticles by the process of bio-chemical reaction between Palladium salt solution with seed extract of Coriandrum sativum without using any surfactant or external energy. By this method, physiologically stable, bio-compatible Pd nanoparticles (NPs) were …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 1, 2015 · pp. 1–7 Read article
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Action Potential Monitoring Using Neuronanorobots: Neuroelectric Nanosensors
Abstract: Neuronanorobotics, a key future medical technology that can enable the preservation of human brain information, requires appropriate nanosensors. Action potentials encode the most resource-intensive functional brain data. This paper presents a theoretical design for electrical nanosensors intended for use in neuronanorobots to provide non-destructive, in vivo, continuous, real-time, single-spike monitoring of action potentials initiated and processed within the ~86 x 109 neurons of the human brain as intermediated through the …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 2, 2015 · pp. 20–41 Read article
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Gold Nanoparticles and its Preparation
Abstract: Among the colorimetric detection tactics, metallic nanoparticle based detection is gaining more attention due to quickness and less resource requirement at the point of use. Unique chemical inertness, shape, size and optical attributes of gold nanoparticles (GNPs) make them ideal for various diagnostic tools. In this approach synthesized GNPs were tabilized by citrate counter ions. These GNPs were characterized for their optical properties, shape, size, zeta potential, and dynamic light …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 2, Issue 1, 2016 · pp. 31–34 Read article
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Biosynthesis of Nanoparticles : Revi
Abstract: Nanotechnology can be defined as the characterization, exploration and application of nanosized (1-100nm) materials for the development of science. Though chemical methods continue to be analyzed for the shape and size controlled synthesis of metal nanoparticles, they can be nocuous to the environment due to the use of toxic chemicals. Research erstwhile has demonstrated that utilization of biological organisms majorly microorganisms has been emerging as a novel and unique method …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 1, 2017 · pp. 28–35 Read article
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A Review on Perovskite Solar Cells
Abstract: A solar cell is a device that converts directly sunlight into electricity. crystal structure as CaTiO3 known as the perovskite structure. Perovskite solar cells are recorded with 26% efficiency with low processing cost and high stable characteristics. In this report, few problems are highlighted which is needed to be resolved for much better perovskite solar cell like toxicity, durability, cost-effectiveness. we present the lead-free perovskite light absorbers for solar cell …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 1, 2017 · pp. 36–40 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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Chemical Synthesis & study of Silver Nano Particles
Abstract: Silver nanoparticles easily interact with other particles and increases their antibacterial efficiency furthermore due to their attractive chemical, physical and optical properties has received considerable attention of the researcher. In this paper silver nanoparticles were synthesized by chemical reduction method using silver salt AgNO3 and using reducing agent NaBH4. The borohydride anions were adsorbed onto silver nanoparticles and addition of PVP prevented the aggregation of silver nanoparticles. A yellow colour …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 1, 2019 · pp. 12–17 Read article
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Amorphous Carbon Nanotube-MoS2 Nanohybrids : A New Future Material in the Application of Battery, Supercapacitor and Field-emission Display Devices
Abstract: The discovery of graphene make the researcher interested towards the other two-dimensional material which has quite similar properties like graphene. Among them, MoS2 nanosheets has extraordinary optoelectronic and physical properties. It has several applications in developing battery, sensor, optoelectronic device etc. On the other hand, amorphous carbon nanotube can be synthesized by using a low temperature chemical process. Due to the easy processing of amorphous carbon nanotube (ACNT), good optoelectronic …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 2, 2019 · pp. 36–45 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
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A Study on Green Synthesis of Nanoparticles of Zinc Oxide using Algae and Plant Extract
Abstract: Green synthesis of metal nanoparticles is increasing trend worldwide. In green synthesis, metal oxide nanoparticles are synthesised through any plant extract or any bacterial, fungal or microalgal source. Synthesis of zinc-oxide nanoparticles have been studied by using algae and other biological extracts. In green synthesis usually use of synthetic chemicals is avoided and naturally abundant compounds like ascorbic acid or citric acid act as reducing agent which reduces metal salts …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 1, 2021 · pp. 23–27 Read article
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Green Synthesis of Silver Nanoparticles Using Leaf Extract of Calpurnia Aurea and Evaluation of its Antibacterial Activity
Abstract: Synthesis of nanoparticles using plant extracts is an emerging as a new and effective method that avoids the involvement of toxic chemicals. In this study AgNPs synthesized using Calpurnia aurea leaf extracts were evaluated for their antibacterial activity. The green synthesized AgNPs were characterized using analytical instruments like UV–visible, X-ray diffraction (XRD) and Fourier transform infrared (FTIR). The UV-Vis spectra shows surface Plasmon resonance peak present at 429 nm. The …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 2, 2021 · pp. 25–33 Read article