-
Article
Temperature and dwell time effect on hardness of Al-base alloys
The hardness of Al–5wt%Zn (alloy A) and Al–5wt%Zn–0.25wt%In (alloy B) was measured at room temperature for samples heat treated in the range 300–453 K and dwell times in the range 30–300 s under 50 gm load. So...
-
Article
Synthesis and characterization of ZnO tetrapods
ZnO was prepared by direct combustion method of pure zinc metal at 1000 °C for 30 min. After combustion, ZnO was formed as a fumed powder. The as-synthesized ZnO was characterized by means of different techniq...
-
Article
Linear and nonlinear optical investigations of nano-scale Si-doped ZnO thin films: spectroscopic approach
Pure and Si-doped ZnO (SZO) thin films at different concentration of Si (1.9 and 2.4 wt%) were deposited on highly cleaned glass substrate by radio frequency (DC/RF) magnetron sputtering. The morphological and...
-
Article
The Mechanical and Microstructural Changes of Sn-Ag-Bi Solders with Cooling Rate and Bi Content Variations
The purpose of this study is to investigate the influence of cooling rate and Bi addition on the microstructure evolution and mechanical properties of Sn-3.5Ag alloy. A series of Sn-3.5Ag-xBi solders has been ...
-
Article
Facile and rapid synthesis of nanoplates Mg(OH)2 and MgO via Microwave technique from metal source: structural, optical and dielectric properties
Magnesium hydroxide and magnesium oxide nanostructures have been prepared by microwave/hydrothermal technique using magnesium metal in hydrogen peroxide (H2O2). The applied power of the microwave was 700 W for 10...
-
Article
Tailoring the linear and nonlinear optical properties of NiO thin films through Cr3+ do**
NiO is an excellent contender for smart windows, electrochemical super capacitor and dye sensitized photocathode. Hence, thin films of NiO with different concentrations (1, 3, 5 and 7 wt%) of Cr do** has bee...
-
Article
Organic semiconductor photodiode based on indigo carmine/n-Si for optoelectronic applications
The fabrication of indigo carmine/n-Si photodiode has been done, and a robust dark and photocurrent–voltage (I–V), capacitance vs. voltage (C–V) and conductance vs. voltage (G–V) studies were done over a wide ran...
-
Article
Linear and Nonlinear Optics of CBD Grown Nanocrystalline F Doped CdS Thin Films for Optoelectronic Applications: An Effect of Thickness
Fluorine (F) doped (i.e. 1 wt.%) cadmium sulfide (CdS) thin films with different thicknesses were fabricated on fluorine doped tin oxide coated glass substrates by chemical bath deposition methods. For do** ...
-
Article
Effect of Graphitic Carbon Nitride Nanosheets Addition on the Microstructure and Mechanical Properties of Sn-3.5Ag-0.5Cu Solder Alloy
The microstructure and mechanical properties of Sn-3.5Ag-0.5Cu (SAC355) solder alloy reinforced with different amounts of graphitic carbon nitride nanosheets (GCNNs) are assessed. The as-synthesized GCNNs were...
-
Article
Effect of organic dyes on structural properties, linear optics and impedance spectroscopy of methyl orange (C.I. acid orange 52) doped polyvinyl alcohol composite thin films
The effect of methyl orange (MEO) dye on structural properties, linear optics and impedance spectroscopy of the polymer poly(vinyl alcohol) (PVA) is studied. MEO/PVA composite thin film was prepared via castin...
-
Article
Low Cost Alcoholic Breath Sensor Based on SnO2 Modified with CNTs and Graphene
In this work, SnO2 modified with reduced graphene oxide (rGO) and carbon nanotubes (CNTs) separately and combined sensitized by using the co-precipitation method and their sensing behavior toward ethanol vapor at...
-
Article
Effect of TiO2 Nanoparticles Addition on the Thermal, Microstructural and Room-Temperature Creep Behavior of Sn-Zn Based Solder
The effect of adding TiO2 nanoparticles as well as aging time on the thermal, microstructural and creep properties of Sn-6.5Zn solder was studied. The Sn-6.5Zn composite solders were prepared by mechanically disp...
-
Article
Microstructure evolution and tensile creep behavior of Sn–0.7Cu lead-free solder reinforced with ZnO nanoparticles
This paper presents the influence of aging temperature as well as ZnO nanoparticles addition on the properties of Sn–0.7Cu solder. A series of Sn–0.7Cu–ZnO composite solders with ZnO nanoparticles traces (0, 0...
-
Article
Hydrothermal Synthesis of CNTs/Co3O4@rGO Mesopours Nanocomposite as a Room Temperature Gas Sensor for VOCs
In the present paper, the effect of reduced graphene oxide (rGO) and carbon nanotubes (CNTs) on the gas-sensing properties of Co3O4 has been reported. The Co3O4/CNTs@rGO composite was synthesized using hydrotherm...
-
Article
The effect of zinc iodide on the physicochemical properties of highly flexible transparent poly (vinyl alcohol) based polymeric composite films: opto-electrical performance
Undoped PVA and Zinc iodide (ZnI2) inorganic salt doped PVA with different ZnI2 (1–37) wt% percentages are novel composite polymer dielectric films have been successfully prepared by the solution cast method. The...
-
Article
Portable and Battery Operated Ammonia Gas Sensor Based on CNTs/rGO/ZnO Nanocomposite
The effect of reduced graphene oxide (rGO) and carbon nanotubes (CNTs) on the gas-sensing performance of ZnO hexagonal nanoparticles, forming CNTs/rGO/ZnO composite has been studied. Samples were obtained by a...
-
Article
Facile Synthesis, Optical–Dielectric–Electrical Studies on Carbon-Coated ZnO: An Effect of Gelatin
Carbon (C)-coated zinc oxide (ZnO) nanoparticles (NPs) having different sizes and morphologies were successfully synthesized by a flash combustion biomimetic approach using different contents of gelatin as the...
-
Article
Investigation of erbium co-do** on fluorine doped tin oxide via nebulizer spray pyrolysis for optoelectronic applications
Novel nebulizer spray pyrolysis method was used to prepare erbium (Er) and fluorine co-doped tin oxide (FTO) films with do** concentration (0.5, 1, 1.5 wt.%). The effect of Er on FTO were analyzed by various...
-
Article
Detailed investigation of optical linearity and nonlinearity of nanostructured Ce-doped CdO thin films using Kramers–Kronig relations
Sol–gel-assisted spin coating technique has been employed to deposit Ce-doped cadmium oxide films (CdO) thin films on a glass substrate. Structural analysis carried out by XRD revealed that the films are polyc...
-
Article
Mechanical and radiation-shielding properties of B2O3–P2O5–Li2O–MoO3 glasses
Amassed borophosphate lithium molybdate samples were synthesized by the melting classical technique. To check the conditions of these synthesized glasses, the X-ray diffractometer technique was applied. The de...
