Search
332 articles for “Nano-particle”
-
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
-
Dioxin Sources, Types, Toxicity, and Removal Technologies: A Review
Abstract: This review provides a comprehensive investigation of dioxin, an endocrine-disrupting compound, and its impacts on environment and human health. Dioxin have antagonistic effects on hormones. It is pivotal to identify the origin of dioxin exposure for the well-being of environment and human health. Hence, the sources of dioxin, its dispersion, concentrations in air, water and soil medias, and health effects are discussed in detail. Endocrine disrupting compounds are categorized into …
Published in Journal of Industrial Safety Engineering · Vol. 11, Issue 1, 2024 · pp. 11–19 Read article
-
Nanocrystalline Silver–Carbon
Abstract: This study is on the properties of nanocrystalline silver products and examines on the internal relation between silver and carbon particles. Nanocrystalline utilizes nanotechnology to release nanocrystalline silver crystals. Nanocrystalline releases 60 times fewer silver cations than silver–carbon interaction in between strongly. Silver impregnated fast releases dressings release minute concentrations of silver which are quickly bounds up by the chloride in the wound exudates. The silver and carbon ions are …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 9, Issue 2, 2018 · pp. 27–29 Read article
-
Thermal Annealing of Magnesium Sulphide (MgS) Thin Films: Surface-Interface Studies for Energy Applications
Abstract: Surface morphology of materials can be changed/modulated by the application of temperature. Sulphides of various alkaline earth metals like Beryllium, Calcium, Magnesium, Strontium and Barium are receiving interest because of the various advanced energy, sensors and photo-chemical applications. Magnesium and Nano Magnesium are also receiving great interest in the last few years due to their Hydrogen storage capacity. Thermal annealing is a very important technique for modification of surface properties. …
Published in Research & Reviews : Journal of Physics · Vol. 11, Issue 3, 2022 · pp. 26–30 Read article
-
Extraction and Characterization of Nanocellulose from Saw Dust
Abstract: In this work, nanocellulose was extracted and fibrillated from wooden saw dust of Malaysian wood. The fibrillation of cellulose nanoparticles was done by two major steps such as chemical pre-treatment and acid hydrolysis. Firstly, the saw dust was pre-treated with alkali, and then de-waxing of saw dust was done. Then cellulose was extracted. Finally, it was chemically washed etc. The extracted chemically purified cellulose was further treated with acid hydrolysis …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 3, 2017 · pp. 43–48 Read article
-
Green synthesis of Silver nanoparticles using leaf extract of Cyclea peltata and its Antimicrobial activity
Abstract: Nanotechnology is a reliable and enabling environment friendly process for the synthesis of nanoscale particles of structures ranging from approximately 1- 100 nm. Since the chemical synthesis of nanoparticles have adverse effect in medical applications, green synthesis of nanoparticles is in a huge need. Silver is one of the substances used in nanoformulation. Silver nanoparticles were successfully synthesized through silver nitrate through a simple green route using the clean, dried, …
Published in Research & Reviews : Journal of Botany · Vol. 8, Issue 2, 2019 · pp. 1–6 Read article
-
Investigation of Microstructural and Tensile behaviour of stir-casted Al5052-based Composites with nano-reinforcements
Abstract: Aluminium-based composites have gained popularity in the aviation, automotive, and marine sectors as a result of their exceptional strength-to-weight ratio and also due to resistance to wear and corrosion. The current investigation involves the examination of the microstructural and tensile behaviour of stir-casted Al5052-based composites. The nanoparticles of 1% titanium diboride and 1% zirconia were added as reinforcement materials. To better understand the microstructure of the composite specimens, scanning electron …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 1–7 Read article
-
Synthesis and Photoluminescence Dynamics of Europium (III) and Terbium (III) Co-doped of GdSrAl3O7 Color-Tunable Nanophosphors
Abstract: A series of Europium (III) and Terbium (III) co-doped GdSrAl3O7 color-tunable nanophosphors were synthesized by a simplistic, streamlined and self-propagating, urea-assisted solution combustion synthesis process. The structural and luminescence characteristics of synthesized Eu3+/Tb3+ co-doped Gadolinium Strontium Aluminate nanocrystalline phosphors were validated using powder X- ray diffraction (PXRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), energy dispersive X- ray analysis (EDAX), and photoluminescence spectra studies. The morphological studies revealed that …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1069–1082 Read article
-
Study on Dielectric Properties of Nanostructured Composite of ZnO-La0.45Pr0.25Sr0.3MnO3 Bulk Ceramic
Abstract: In this study, nanostructured bulk composites of ZnO-La0.45Pr0.25Sr0.3MnO3 (LPSMO) were studied. These nanostructured composites were prepared by chemical solution technique. Nano particles of ZnO and LPSMO were mixed in weight ratio of 9:1 to prepare nanocomposite ceramic. Compared with pristine ZNO, nanocomposite of ZnO-LPSMO showed enhanced dielectric constant. The spin polarization (in ferromagnetic region) based quantum tunneling effect is used to explain the experimental results. Enhanced dielectric properties in nanocomposite …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 17, Issue 1, 2015 · pp. 22–25 Read article
-
Production of Poly Hydroxybutyrate from Bacillus megaterium and its Conjugation with Nanoparticles to Determine the Antibacterial Activity
Abstract: Plastics have become an important part of modern life and are used in different sectors of operations like packaging, building materials, consumer products etc. Presently plastics and synthetic polymers are mainly produced by using the petrochemical material that cannot be decomposed easily. Thus they contribute to the environmental pollution. The increased cost of solid waste disposal as well as the potential hazards from incineration of wastes makes synthetic plastic waste …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 1, Issue 1, 2011 · pp. 126–132 Read article
-
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
-
Magnetic Nanopolymer: Applications and Challenges in Medical Imaging and Theranostics
Abstract: Biopolymers are valuable complex materials. They attract attentions of many scientists, engineers and medical professionals’ for application research. In this research, an assessment of emerging Nanopolymers including magnetic nanopolymer is focused. Hence, sources, magnetic properties, and biomedical application of such polymers are given attention. As ordinary polymers, nano sized biopolymers are visualized as natural and synthetic polymers. However, more emphasis is given to green synthesized magnetic polymer, particularly magnetic Chitosan …
Published in International Journal of Crystalline Materials · Vol. 2, Issue 1, 2025 · pp. 11–21 Read article
-
Study of Mechanical and Thermal Properties of Unsaturated Polyester/CuO Nanocomposites
Abstract: AbstractThe CuO nano particles were synthesized from copper sulfate pentahydrate aqueous solution under the low hydrothermal condition at 80°C. The size of the CuO nanoparticles was calculated from TEM. FTIR spectra confirmed the formation of the CuO nanoparticles. Nanocomposites of unsaturated polyester resin with different loading of nano CuO fillers were prepared by casting method. The mechanical properties of the composites such as tensile behavior, flexural behavior, impact strength and …
Published in Journal of Polymer & Composites · Vol. 3, Issue 3, 2015 · pp. 35–42 Read article
-
Nanostructured TiO2 Prepared Through Sol–Gel Method Enhances the Activity of Antibiotics against Gram Positive Bacteria
Abstract: The synthesis and bioactivity of titanium dioxide (TiO2) nanoparticles has been extensively studied. However, the antibacterial activity of TiO2 individually or in combination with different antibiotics has not been demonstrated. TiO2 was prepared by sol–gel process using precursor Titanium (IV) Chloride (TiCl4) and concentrated sulfuric acid in 4 h of calcinations at 550 °C and the enhancement effect of TiO2 nanoparticle on the antibacterial activity of different antibiotics was evaluated …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 2, Issue 1, 2012 · pp. 6–12 Read article
-
Modern trend in organic-based nanomaterials
Abstract: This article is description of modern trend in organic nanomatter. Most cases organic nanocompose has been articulated, as of, natural perversion. Ethic of miniaturization has schemed follow on pervade i.e. synergistic to natural excuses. Industry world has been to score scopes to fabricate nanocompose made from either/or, as of, inorganic/organic constitutive. In other words, scheme has been to incorporate nanosize particle to matrix of standard material. Discrimination among organic/inorganic compose …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 12, Issue 1, 2022 · pp. 40–49 Read article
-
Development of Nanoparticles as Additive to Drilling Mud to be Used as Viscosity and Filtrate Loss Modifier
Abstract: Conventional drilling fluids are often unable to fulfill certain functional tasks that are very important in challenging environment. This inefficiency of drilling fluid in performing certain task is mainly because of lack in particular rheological or filtrate loss properties. Hence, the industry is looking for a new kind of additives which can be helpful in maintaining these properties in desired range even under extreme conditions. Rice husk is an abundantly …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 1, 2016 · pp. 22–30 Read article
-
Review of Advanced Drug Delivery System: Nanotechnology
Abstract: Nanotechnology is the science and technology conducted at nanoscale, i.e., 1–100 nm. It is the manipulation of matter with at least one dimension ranging from 1–100 nm.In this study, we discussed the importance of nanoparticles/nanotechnology for drug delivery, their characteristics, applications and future of nanotechnology. Nanoparticles are very small fascinating little objects. It deals with physics quantum mechanics (theory in physics which describes nature at smallest scale of energy levels). …
Published in Trends in Drug Delivery · Vol. 5, Issue 2, 2018 · pp. 23–26 Read article
-
Experimental Study on Heat Transfer Enhancement in a Mini Channel Heat Sink Using Al2O3/Water Nanofluid
Abstract: In this present work, experimental investigation of heat transfer enhancement using Al2O3/water nano fluid in a mini channel heat sink is carried out. Efforts have been undertaken to explore the forced convective heat transfer performance of Al2O3/water nanofluid having 0.1% volume fraction of Al2O3 as the coolant in a copper mini channel heat sink. The mini channel heat sink fabricated consists of 15 parallel rectangular mini-channels of length 50mm with …
Published in Journal of Thermal Engineering and Applications · Vol. 1, Issue 2, 2014 · pp. 29–38 Read article
-
Nanocomposites Based on LDPE–EVA Thermoplastic Elastomer (TPE): Effect of Laponite Clay
Abstract: The effect of pristine and modified laponite RD and RDS on a model low-density polyethylene (LDPE)—ethylene vinyl acetate copolymer (EVA) thermoplastic elastomer (TPE) blend system is explored in this article. The nanoclay particles are melt-blended with the LDPE–EVA system at 1.5 wt% loading. Both laponite RD and RDS are modified by ion exchange method utilizing dodecyl ammonium ion to improve the interaction of clay particles with polymer matrix. The blends …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 17, Issue 3, 2015 · pp. 17–27 Read article
-
A Comparative Study on Formaldehyde Detection Capabilities in Pristine Graphene and Ag-doped Graphene Sheet
Abstract: The present work concerns a detailed investigation of the enhanced formaldehyde (also known as methanal) detection by decorating the pristine (or bare) graphene nanosheet with silver (Ag) nano-particle (or foreign Ag atom). The bare graphene sheet was exposed to the formaldehyde vapor forming the formaldehyde-adsorbed pristine graphene sheet (taken as Case-I), and whose results were studied and compared with the outcomes obtained from the formaldehyde-adsorbed Ag-decorated graphene sheet (taken as …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 801–809 Read article