Search
86 articles for “transmission electron microscope”
-
Techniques for Characterization of Anticancer Drug Loaded Polymeric Nanoparticles: A Review
Abstract: Normal 0 false false false EN-US X-NONE X-NONE Polymeric nanoparticles have been used for targeted drug delivery against different diseases during last decades. Particularly in cancer, targeted polymeric nanoparticles can be used to deliver anticancer drugs to cancer cells with reduced cytotoxicity and greater efficacy. Various natural polymers like chitosan, albumin, gelatin and synthetic such as Polylactides (PLA), Poly (Lactide co-Glycolides) (PLGA) have been researched as carrier of anticancer drugs. …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 5, Issue 2, 2015 · pp. 32–43 Read article
-
Green Synthesis and Characterization of Silver Nanoparticle using Leaves of Lawsonia inermis: Antibacterial, Antifungal and Anti-Oxidant Activity
Abstract: Nanotechnology is one of the fastest developing sciences over the past few years. This is an emerging field of modern research dealing with synthesis and designing of particle structure ranging from approximately 1–100 nm. Silver nanoparticles (AgNPs) are known for their tremendous applications in the field of therapeutics and diagnosis. In the present study, we have confirmed that the antibacterial, antifungal and anti-oxidant activity of biosynthesized AgNPs which were synthesized …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 1, 2016 · pp. 11–23 Read article
-
Modified Solution Combustion Approach for Probing of Structural and Dielectric Properties of Sm3+ Doped GdAlO3 Nanoparticles
Abstract: A modified solution combustion approach was used in the preparation of nanosized Gd1xSmxAlO3 (x=1, 3, 5, 7, 9 mol%) using mixture of ODH and novel fuel E. tirucalli plant latex as fuels with corresponding metal nitrates. The structural morphology of synthesized and calcined powders are revealed using various analytical techniques such as Powder X-ray diffraction (PXRD), Scanning electron microscopy (SEM), Transmission electron microscopy (TEM), Fourier transform infrared spectroscopy (FTIR) and …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 10, Issue 1, 2020 · pp. 16–25 Read article
-
Green Synthesis of Cobalt Oxide Nanoparticles Using Delonix regia Leaf
Abstract: Green synthesis of nanoparticles offers a sustainable and eco-friendly alternative to conventional methods. This study explores the biosynthesis of cobalt oxide nanoparticles (Co3O4 NPs) using Delonix regia leaf extract as a reducing and stabilizing agent. The synthesized Co3O4 NPs were characterized by UV-visible spectroscopy, Fourier transform infrared (FTIR), X-ray diffraction (XRD), scanning electron microscopy (SEM), and transmission electron microscopy (TEM), confirming their uniform spherical morphology with an average size of …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 1, 2025 · pp. 30–38 Read article
-
Stimulation of Plant Growth Promoting Rhizobacteria with ZnO Nanoparticles to Improve Growth and Development of Groundnut Plants (Arachis Hypogaea L.)
Abstract: Rhizobacteria that stimulate plant growth have been extensively utilized as biofertilizers to improve the nutrient content of the soil for various crop plants. In the present study, we have isolated plant growth promoting rhizobacteria (PGPR) for rhizospheric soil of groundnut crops from Gujarat agricultural fields in the Saurashtra region. Fifty-two isolates with particular colony characteristics were obtained from rhizospheric soil. All strain was tested for their plant growth promoting (PGP) …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 253–269 Read article
-
Experimental Investigation for Strengthening the Nanocomposite Cementitious Materials with a Nanoscale Modification
Abstract: For the last few decades, researchers have widely used nanopolymer to control the mechanical properties of cementitious materials as a micro reinforcement. This paper examines and compares the mechanical and microstructure property of nanofiber cementitious material. Twenty-four sets of beam/cube cast with carbon nanofibers (CNFs) cementitious material where CNFs were used from 0.1%, 0.2%, and 0.3% of cement weight. The nanoparticles were scattered using a surfactant and an ultrasonic probe …
Published in Recent Trends in Civil Engineering & Technology · Vol. 12, Issue 2, 2022 · pp. 10–24 Read article
-
Investigations on Microbial Growth Inhibition by Carbon Based Nanomaterials
Abstract: We have studied the antimicrobial activity of carbon-based nanomaterials e.g. graphene oxide with their mechanism of action. We have synthesized the graphene oxide using modified Hummer’s method from high purity graphite precursors. The microstructures and morphology of graphene-based materials have been studied using X-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), and transmission electron microscopy (TEM). The specific surface area and porosity analysis of graphene oxide are analyzed using …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 8, Issue 3, 2018 · pp. 36–43 Read article
-
Amorphous Carbon Nanotube (ACNT), Two-dimensional Molybdenum Disulfide Nanosheets (MoS2) and Amorphous Carbon Nanotube-MoS2 Nanohybrids: A Brief Theoretical and Practical Analysis
Abstract: Recently, carbon nanotube and MoS2 nanosheets have been showing great interest in the field of nanoscience and nanotechnology for its exceptional physical, optical and electronic properties. The synthesis procedure of crystalline carbon nanotube is immensely tough for which researchers are focused on amorphous carbon nanotube. Single layer MoS2 with direct band gap shows better semiconductor behavior such as photoluminescence, makes them more acceptable in optoelectronic applications in comparison with graphene, …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 3, 2019 · pp. 1–13 Read article
-
Zn Doped CuO Nanoparticles for Increasing the Longevity of The Agricultural Products †
Abstract: Nanotechnology is an enabling technology at the service of mankind. Indeed, enhancing the long-term storage of agricultural products (post-harvest during transportation and storage) in general and apples and tomatoes, in particular, is a challenge. Zn-doped CuO is a proven nanomaterial with special ability to kill plant pathogens as well as a variety of microorganisms (bacteria, virus, and fungus). Much of the review is focused on the landmark papers published by …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 1, 2024 · pp. 14–29 Read article
-
Effect of Hafnium on Nickel-Titanium based Thin Film Coating by DC/RF Magnetron Sputtering Technique
Abstract: Ni-Ti-Hf films as shape memory alloys were successfully prepared by magnetron sputtering technique using individual Ti, Ni and Hf targets. The hafnium content was varied from 6% to 30% and the required film composition was achieved by adjusting the power ratio to the targets. The as-deposited films were amorphous; a post deposition annealing was performed at 700 °C to crystallize the Ni-Ti-Hf films. Structural, compositional and phase-transformation studies were carried …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 2, Issue 3, 2012 · pp. 10–17 Read article
-
Properties and antimicrobial activity of bacterial nanocellulose composite incorporated with silver nanoparticles based on green synthesis
Abstract: Green silver nanoparticles (AgNPs) synthesized using medical plant extracts as capping and reducing agents demonstrate broad applicability in addressing the threat posed by infections. In this study, we present a sustainable, low-toxicity, and cost-effective bacterial nanocellulose composite with silver nanoparticles based on green synthesis that uses Origanum vulgare as a reducing agent due to numerous biological components. The formation of AgNPs in composite and morphological properties was analyzed using scanning …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 323–328 Read article
-
Dye Sensitized Solar Cells Based on Extracted Natural Dyes and Synthetic Dyes with Nanocomposite Material
Abstract: Producing dye sensitised solar cells in their original colours required a number of different techniques. Plants and berries were used to extract these dyes. The DSSCs were manufactured by recycling the old dyes. It was clear that the efficiency of the power conversion was deteriorating. TiO2 mesoporous films' potential applications were also studied. This study employed electrochemical impedance spectroscopy to examine the interactions of natural dyes with TiO2. Bi2O3 nanoparticles …
Published in Journal of Polymer & Composites · Vol. 10, Issue 4, 2022 Read article
-
MYCOSYNTHESIS OF SILVER NANOPARTICLES AND INVESTIGATION OF THEIR ANTIMICROBIAL ACTIVITY
Abstract: The silver nanoparticles were formed in contact with the cell free filtrate of Alternaria alternata. The nanoparticles were characterised by means of UV-Vis spectrophotometer, Transmission electron microscopy (TEM), Dynamic Light Scattering (DLS), Energy-dispersive X-ray (EDX), X-ray Diffraction (XRD) and Fourier Transform Infra-red Spectroscopy (FTIR). The synthesized silver nanoparticles showed an absorbance maximum at 420 nm in the visible range. Transmission electron microgram and particle size distribution curve showed the formation …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 1, Issue 1, 2011 · pp. 17–26 Read article
-
Comprehensive Review of Nanomaterials Synthesis Methods, Characterization and Multifaceted Applications in Medical Field
Abstract: Nanomaterials associated by special qualities derived from their nanoscale size nanomaterials have tremendous potential in a variety of industries like, medicine & healthcare. Due to today busy life & unhealthy life schedule many abnormal cell growth take place in our body & affect the other organ. Sometimes it may leads to cancer & others dangerous diseases, nanomaterials such as nanotubes, liposomes & polymeric micelles are help for designing the drugs …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 657–669 Read article
-
Synthesis of PANI/RGO/NiCrO Nanocomposite Material for Charge Storage Application
Abstract: PANI/RGO/NiCrO nanocomposite is synthesized by chemical oxidative polymerization of aniline and Nickel-Chromium Oxide (NiCrO). The prepared PANI/RGO/NiCrO nanocomposite exhibited high specific capacitance of 800 F/g at the scan rate of 5 mV/s, high power density of 1399.44 Wkg-1 and high energy density of 70 Whkg-1. The as-prepared polymer nanocomposites were characterized by X-ray diffraction (XRD) to study crystallinity, Fourier transform infrared spectroscopy (FTIR) to know the functional groups, Transmission electron …
Published in Journal of Polymer & Composites · Vol. 10, Issue 1, 2022 · pp. 89–99 Read article
-
Laser Ablation Technique to Synthesize Ag Nanoparticles in Harsh Environment During Conjugation with Ovalbumin and Their Effects on Candida albicans
Abstract: In this study was developed a rapid, easy, eco-friendly and free-polutions method to AgNPs synthesized which was laser ablation technique to bulk target silver in harsh environment which was SBF due to salts and ions content cause silver nanoparticle aggregated via the interactions among nanoparticles and components of the ionic solution. So, was add ovalbumin to achived long term stability of colloidal AgNPs solution because of this protien has been …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 47–60 Read article
-
Dynamic deformation and microstructural characteristics of AA5083 under the influence of electrochemical behaviour using equal channel angular pressing
Abstract: Large-scale Equal channel angular pressing is a great engineering material that has more potential for AA5083 industrial applications. Uniaxial dynamic compressive tests across a temperature of 448 K were conducted for the ECAP technique AA5083 in order to create such a design framework. The microstructure was described using transmission electron microscopy and scanning electron microscope both before and after dynamic loading. The plastic flow behaviour of the AA5083 was described …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 95–112 Read article
-
Biosynthesis of Zinc Oxide Nanoparticles and Their Revolutionary Impacts on Agroindustry: Review
Abstract: Nanotechnology is a new approach of science which provides alternative tool in many fields including agriculture. This comprehensive review focuses on the biosynthesis and characterization of zinc oxide nanoparticles (ZnO NPs), highlighting their vast potential in agroindustry applications. Unlike traditional physical and chemical methods, which are often costly, time-consuming, and involve hazardous materials, this review explores the promising biological synthesis routes, offering a more sustainable and eco-friendly alternative for producing …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 26, Issue 2, 2024 · pp. 33–50 Read article
-
Variables Influencing the Reinforcing Effect of Organoclay in Polymer Nanocomposites
Abstract: This study examines how several factors affect the mechanical and thermal characteristics, such as tensile strength, tensile modulus, impact strength, thermal decomposition temperature, and Vicat softening point tests of poly(vinyl chloride)/organoclay nanocomposites. The variables included three different organoclay loading levels, three different screw rotation speeds, and three different plasticizer contents. A co-rotating twin-screw extruder was used to create the poly(vinyl chloride)/organoclay nanocomposite via the melt intercalation process. The properties of …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 15, Issue 1, 2025 · pp. 55–64 Read article
-
Nanocomposites of Polyethylene-Closite 20A: Preparation and Characteristics
Abstract: Low-density polyethylene/closite 20A nanocomposites with different organoclay contents were made in the current study by a melt mixing technique with two different compatibilizers of varying contents: low molecular weight oxidized polyethylene and low molecular weight trimethoxysilyl modified polybutadiene. The inclusion of compatibilizers and concentrations of organoclay were analyzed in relation to the mechanical and thermal properties of the nanocomposites. The dispersibility of the silicate clay in the nanocomposites was investigated …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 15, Issue 1, 2025 · pp. 01–12 Read article