Ali Nasiri
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View article: A Comparative Study of the Tensile Behavior of Wrought 44W Steel, Monel 400, 304L Stainless Steel, and Arc-Directed Energy Deposited 308L Stainless Steel in Simulated Hydrogen Environments
A Comparative Study of the Tensile Behavior of Wrought 44W Steel, Monel 400, 304L Stainless Steel, and Arc-Directed Energy Deposited 308L Stainless Steel in Simulated Hydrogen Environments Open
This study investigates the tensile behaviors of wrought 44W steel, Monel 400, 304L austenitic stainless steel, and arc-directed energy deposited (arc-DED) 308L austenitic stainless steel under simulated hydrogen environments to evaluate t…
View article: Review of Tribological and Wear Behavior of Alloys Fabricated via Directed Energy Deposition Additive Manufacturing
Review of Tribological and Wear Behavior of Alloys Fabricated via Directed Energy Deposition Additive Manufacturing Open
Additive manufacturing (AM) is a rapidly evolving technology that enables the fabrication of complex 3D components across a wide range of materials and applications. Among various AM techniques, direct energy deposition (DED) has gained si…
View article: Laser Powder Bed Fusion Processing of UNS C64200 Aluminum–Silicon–Bronze
Laser Powder Bed Fusion Processing of UNS C64200 Aluminum–Silicon–Bronze Open
This research focused on developing the processing parameters required to fabricate UNS C64200 aluminum–silicon–bronze (ASB) using laser powder bed fusion (LPBF) additive manufacturing. A full factorial design of experiments (DOE), followe…
View article: On the corrosion and passivity of Inconel alloy 625 in HNO3 solution
On the corrosion and passivity of Inconel alloy 625 in HNO3 solution Open
Exploring the passivity and electrochemical behavior of Inconel alloy 625 in nitric acid solution could open up possibilities for potential applications, either in bulk form or as claddings. Hence, this research investigates corrosion beha…
View article: Impact of TiC/TiB2 Inoculation on the Electrochemical Performance of an Arc-Directed Energy-Deposited PH 13-8Mo Martensitic Stainless Steel
Impact of TiC/TiB2 Inoculation on the Electrochemical Performance of an Arc-Directed Energy-Deposited PH 13-8Mo Martensitic Stainless Steel Open
This study investigates the impact of incorporating TiC and TiB2 inoculants on the microstructure and corrosion performance of an arc-directed energy-deposited PH 13-8Mo martensitic stainless steel. The microstructural characterizations re…
View article: Influence of friction stir processing (FSP) on arc directed energy deposited 316 L stainless steel: A corrosion science study
Influence of friction stir processing (FSP) on arc directed energy deposited 316 L stainless steel: A corrosion science study Open
Friction stir processing (FSP) was employed as a post-printing surface modification technique to enhance surface properties of arc-directed energy deposited 316 L austenitic stainless-steel parts. Corrosion properties and passivity of stir…
View article: Augmenting microstructure and tribological performance of wire arc additive manufactured PH13-8Mo stainless steel via TiC/TiB2 nano-particles incorporation
Augmenting microstructure and tribological performance of wire arc additive manufactured PH13-8Mo stainless steel via TiC/TiB2 nano-particles incorporation Open
This study aimed to investigate the effect of TiC and TiB2 nano-inoculants addition on the microstructure and tribological behavior of PH13-8Mo stainless steel processed through wire arc additive manufacturing (WAAM). The incorporation of …
View article: Effect of heat input on bead geometry and mechanical properties in wire arc additive manufacturing of a nickel aluminum bronze alloy
Effect of heat input on bead geometry and mechanical properties in wire arc additive manufacturing of a nickel aluminum bronze alloy Open
Wire arc additive manufacturing (WAAM) stands as an efficient and cost-effective method for producing large-scale engineering components while minimizing waste. This study explores the influence of WAAM process parameters on nickel aluminu…
View article: Electrochemical insight into the passivity and corrosion of 316 L stainless steel fabricated through wire arc additive manufacturing
Electrochemical insight into the passivity and corrosion of 316 L stainless steel fabricated through wire arc additive manufacturing Open
This study explores the microstructure of AISI 316 L stainless steel fabricated by wire arc additive manufacturing (WAAM) and establishes correlations with its passivity and corrosion characteristics in a 0.9 wt.% NaCl solution, while maki…
View article: Effect of Surface Nanocrystallization on Wear Behavior of Steels: A Review
Effect of Surface Nanocrystallization on Wear Behavior of Steels: A Review Open
Ferrous alloys, particularly steels, form a specialized class of metallic materials extensively employed in industrial sectors to combat deterioration and failures caused by wear. Despite their commendable mechanical properties, steels are…
View article: Advancements in Additive Manufacturing for Copper-Based Alloys and Composites: A Comprehensive Review
Advancements in Additive Manufacturing for Copper-Based Alloys and Composites: A Comprehensive Review Open
Copper-based materials have long been used for their outstanding thermal and electrical conductivities in various applications, such as heat exchangers, induction heat coils, cooling channels, radiators, and electronic connectors. The deve…
View article: Additive manufacturing of copper-based alloys for high-temperature aerospace applications: A review
Additive manufacturing of copper-based alloys for high-temperature aerospace applications: A review Open
The aerospace industry demands high-performance wear- and galling-resistant alloys, which has spurred increased attention on copper-based materials. These materials are promising for high-temperature applications in aeronautics due to thei…
View article: Perspectives on the unusual electrochemical corrosion of Nickel Aluminum Bronze (NAB) alloy fabricated through laser-powder bed fusion additive manufacturing
Perspectives on the unusual electrochemical corrosion of Nickel Aluminum Bronze (NAB) alloy fabricated through laser-powder bed fusion additive manufacturing Open
This research delves into the passivation and electrochemical corrosion response of as-printed and annealed L-PBF NAB, comparing their performance with wrought NAB counterparts. The results unveil that the interplay between microstructural…
View article: Experimental investigation and simulation of penetration depth of nitrogen ions emitted by plasma focus device inside titanium samples
Experimental investigation and simulation of penetration depth of nitrogen ions emitted by plasma focus device inside titanium samples Open
The plasma focus device is a simple, inexpensive, and precious device that can be considered as a source of high-energy ions for researches relevant to interactions of ions with widely used materials such as titanium. Regarding exclusive p…
View article: Experimental study of the effect of circuit inductance on pinch-time in plasma focus MTPF2.5 KJ .
Experimental study of the effect of circuit inductance on pinch-time in plasma focus MTPF2.5 KJ . Open
This paper investigates the effect of circuit inductance on pinch-time of plasma focus. The dense plasma focus is a plasma discharge powered by a capacitor bank. The Mather type Dense Plasma Focus is constructed in cylindrical geometry and…
View article: On the Post-Printing Heat Treatment of a Wire Arc Additively Manufactured ER70S Part
On the Post-Printing Heat Treatment of a Wire Arc Additively Manufactured ER70S Part Open
Wire arc additive manufacturing (WAAM) is known to induce a considerable microstructural inhomogeneity and anisotropy in mechanical properties, which can potentially be minimized by adopting appropriate post-printing heat treatment. In thi…
View article: Box-Behnken Design Approach Toward Predicting the Corrosion Response of 13Cr Stainless Steel
Box-Behnken Design Approach Toward Predicting the Corrosion Response of 13Cr Stainless Steel Open
13Cr stainless steel, the most commonly used oil country tubular good material with good mechanical and corrosion behavior, has the drawback of sensitivity to localized corrosion, particularly in offshore downhole environments, limiting th…