Nanoscience & Nanotechnology-Asia - Volume 10, Issue 6, 2020

Background: Delivery of drugs in the form of nanoparticles offers several advantages that outweigh the benefits offered by other drug delivery systems. Iron oxide nanoparticles being part of nano drug delivery system tend to offer supremacy over others by providing prominent characteristics that include high superamagnetism property along with the greater surface area that can be easily modified. Also, it help Read More

Background: Surface modification of nanoparticles with targeting moieties can be achieved through bioconjugation chemistries to impart new Functionalities. Various polymeric nanoparticles have been used for the formulation of nanoparticles such as naturally-occurring protein cages, virus-like particles, polymeric saccharides, and liposomes. These polymers have been proven to be biocompatible, side effects free and Read More

Background: Transdermal delivery of meloxicam is advantageous than the oral route in the treatment of pain management. Objective: The goal of the present study is to formulate and evaluate meloxicam (MX) loaded nanosuspensions based gel for transdermal application. Methods: The formulation parameters were optimized using Box Behnken design (BBD) taking three independent variables and three responses. Form Read More

Objective: In this study, Cobalt ferrite (CoFe2O4) nanopowders were prepared by the sol-gel precipitation method. Methods: The prepared ferrite powders were sintered at 1000°C for 2 hours. CoFe2O4/unsaturated polyester nanocomposites were prepared with different weight fraction of CoFe2O4. The X-ray diffraction results showed that the crystallite size (D) of CoFe2O4 was found to be 20.68 nm. Fouriertransform infrar Read More

Background: The effective removal of heavy metals from aqueous wastes is among the most important issues for many industrialized countries. Present paper reports about the synthesis of copper neem urea complex (CNU) and its characterization using elemental and spectroscopic techniques such as IR, NMR, and ESR. Methods: The NPs of ZnO and doped with SiO2 which was extracted from industrial ash’s) was syn Read More

Background: At the present time, silver and gold nanoparticles are emerging as promising agents for cancer therapy. The anticancer activities of these nanoparticles have been evaluated against numerous human cancer cell lines. Still, few reports were existing against the breast cancer cell lines and most of these studies have mainly used chemically mediated nanoparticles. Objective: This study reports the in vitro anticance Read More

Objective: Six ultra pure Paraffin Waxes (PW) were successfully fractionated at 35°, 30°, 25°, 20°, 15° and 10°C. The bimetallic oxide (Ferberite) was successfully synthesized by Microwave assisted method. Methods: Enhanced Phase Change Materials (PCMs) were designed by loading W/Fe bimetallic oxides in the ultra pure PW matrix at 1, 2, 3, 4 and 5 wt. %. paraffin wax, W/Fe bimetallic oxide and the resultant composite bl Read More

Background: Water soluble nitrogen and phosphorus doped carbon dots (CD) have been synthesized using citric acid, tris(2-aminoethyl)amine and orthophosphoric acid via one step microwave assisted pyrolytic method. Methods: The CD synthesized has been characterized using FTIR, UV-Vis, fluorescence spectroscopy and EDAX coupled with SEM techniques. Results: SEM study has shown the formation of nanosized CD with a Read More

Objective: The localized surface plasmon resonance (LSPR) and field enhancement of multilayered nanostructure over single and dimer configuration is studied using finite difference time domain (FDTD) method. Experimental: In multilayered nanostructure, there exist concentric nanoshells and metallic core which are separated by a dielectric layer. Strong couplings between the core and nanoshell plasmon reson Read More

Objective: ZnO nanoparticles were synthesized using wet impregnation method, and activated carbon from rice straw (RS) prepared through chemical route. Methods: The nano-composites ZnO-AC series were prepared with different ZnO:AC ratio of 10, 20, 50, and 70% to optimize the zinc oxide nanoparticles used. The obtained composites were characterized by FE-SEM, XRD, SBET, and optical techniques then used for Read More

Background: Terahertz radiation (THz) in infrared domain at room temperature has many applications in science and technology, especially in the technology of analyzing and processing image. This paper introduces a relatively simple method to investigate the Terahertz radiation from the coupling of Longitudinal Optical (LO) phonon and coherent plasmon in p-i-n diode structure. The frequency spectra are found from the F Read More

Background: Antimicrobial potential of silver nanoparticles synthesised by using various biological sources was already been reported by many researchers. The green synthesis of silver nanoparticles using microbial sources has been proved to be more effective. Methods: In this study, anti-dermatophytic silver nanoparticles were synthesised by using pyrrolo metabolites producing actinomycetes as a green catalyst. Differen Read More

Background: In this study, ceramic water filter was prepared from Iraqi Local porcelanite and White Kaolin with the ratio of 10% as a binder with natural additives “wheat flakes.” Ratios 5, 10, 15, 20, 25, and 30%. Methods: These materials are formed then fairing at 1200°C. The filters are environmentally familiar materials and harmless. Carbon was included to some prepared filters by thermally being treated at 950°C in t Read More

Introduction: Solid Lipid nanoparticles (SLN) are comprising of a solid lipid core with a mean diameter between 50 and 1000 nm. SLN is an advanced carrier system to traditional colloidal carriers such as emulsion, liposomes, and polymeric microparticles. Objective: The objective of this study was to formulate SLN of Itraconazole (ITZ) for intranasal administration. Methods: ITZ-loaded SLN were prepared by high pressure Read More

Background: Atopic dermatitis (or eczema) can be defined as a chronic inflammatory condition accompanied by severe pruritus. Objective: The prepared gel was evaluated for in vitro drug release, in vitro occlusion studies, transepidermal water loss studies, skin permeation studies, in vitro skin irritation studies and antiinflammatory cell line studies. Methods: In vitro drug release studies were performed using Franz diffusion Read More

Objective: The interest concern towards the development of enabling technology towards new current mode devices has forced the designers and researchers for the invention of devices, which has having the characteristics like such as low power, robustness, compactness, efficiency and scalability. Methods: Second Generation Current Controlled Conveyor (CCCII) is the prevailing current mode device of the times today. Si Read More

Background: Nanosuspension has arisen as a lucrative, remunerative, as well as a potent approach to improve the solubility and dissolution rate of poorly soluble drug entities. Several challenges are still present in this technology which need more research. Objective: The prime aim of this research work is to develop, optimize and characterize the oral nanosuspension using esomeprazole magnesium trihydrate as a drug ca Read More

Background: The emergence of eco-friendly methods for the synthesis of metallic nanostructures has continued to receive wider acceptance. Objective: The study investigated the effect of biologically-synthesized ZnO nanoparticles on free radicals and carbohydrate-hydrolyzing enzymes. Methods: The characterized nanoparticles, DaZnONPs (Dicoma anomala zinc oxide nanoparticles) were obtained using ultraviolet-visible Read More