Saad Hamzaoui
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View article: Impact of Hydrochloric Acid (HCl) Treatment on Diatomite Purity and Structural Modifications for Advanced Photovoltaic Applications
Impact of Hydrochloric Acid (HCl) Treatment on Diatomite Purity and Structural Modifications for Advanced Photovoltaic Applications Open
Our work focused to prepare diatomite-silica that can be reduced to silicon, Algerian diatomite was synthesized through a chemical method. This research aimed to study the influence of acid treatment and grinding on diatomite’s impurity le…
View article: Quantification of impurities in diatomite <i>via</i> sensitivity-improved calibration-free laser-induced breakdown spectroscopy
Quantification of impurities in diatomite <i>via</i> sensitivity-improved calibration-free laser-induced breakdown spectroscopy Open
The detection of impurities in diatomite is a critical issue during the silicon extraction process.
View article: Extraction of Silica from Natural Deposits for the Production of Silicon in Photovoltaic Applications
Extraction of Silica from Natural Deposits for the Production of Silicon in Photovoltaic Applications Open
The growing demand for renewable energy sources has driven extensive research and development in photovoltaic technologies. Silicon, in the form of single-crystalline or multi-crystalline wafers, dominates the photovoltaic industry due to …
View article: Simulation of ZnO Nanofils as Applications for Acetone Gas Sensors
Simulation of ZnO Nanofils as Applications for Acetone Gas Sensors Open
Our objective is to present a valuable contribution towards designing more efficient sensors using undoped ZnO nanofils. The utilization of nanostructures based on ZnO has led to significant enhancements in sensor performance, due to the e…
View article: Elaboration of Undoped ZnO Nanowires for Use as Acetone Gas Sensors
Elaboration of Undoped ZnO Nanowires for Use as Acetone Gas Sensors Open
The objective of our work is to provide an advantage for designing new, more efficient sensors using undoped ZnO nanowires. Nanostructures based on ZnO have demonstrated improved sensor performance, thanks to their excellent chemical and t…
View article: Implantation of Electrons into the Glass
Implantation of Electrons into the Glass Open
The objective of our work was to study the behavior of glass that is subjected to electronic bombing. In the context of this work, we first studied theoretically the establishment of electrons in a material—in this case, glass. We po…
View article: Structural, Magnetic, Dielectric and Piezoelectric Properties of Multiferroic PbTi1−xFexO3−δ Ceramics
Structural, Magnetic, Dielectric and Piezoelectric Properties of Multiferroic PbTi1−xFexO3−δ Ceramics Open
PbTi1−xFexO3−δ (x = 0, 0.3, 0.5, and 0.7) ceramics were prepared using the classical solid-state reaction method. The investigated system presented properties that were derived from composition, microstructure, and oxygen deficiency. The p…
View article: Effect of pellet size and additive on silica carbothermic reduction in microwave furnace for solar grade silicon
Effect of pellet size and additive on silica carbothermic reduction in microwave furnace for solar grade silicon Open
Silicon as a raw material for solar cells can be produced by numerous methods. The carbothermic reduction of silica using electric arc furnace is the most widely used process in silicon industry. This paper presents a new approach to produ…
View article: The Manufacturing Of Metallurgical Grade Silicon From Diatomaceous Silica By An Induction Furnace
The Manufacturing Of Metallurgical Grade Silicon From Diatomaceous Silica By An Induction Furnace Open
The metallurgical grade silicon (MG-Si) is obtained from the reduction of silica (SiO2) in an induction furnace or an electric arc furnace. Impurities inherent in reduction process also depend on the quality of the raw material used. Among…
View article: Optimization of the Granulation Binders of High-Purity Carbothermic Reduction for Solar-Grade Silicon
Optimization of the Granulation Binders of High-Purity Carbothermic Reduction for Solar-Grade Silicon Open
The direct carbothermic reduction process from high-purity silica is promising for next-generation low-cost silicon solar cells. In this process, the granulation process is essential to avoid blowout of the silica powder. In this study, we…