27 Result(s)
within
English
Analytical Chemistry
Surfaces and Interfaces, Thin Films
Changhee Lee
Article
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Article
Effects of Silver Addition on Properties and Performance of Plasma Sprayed La0.6Sr0.4Co0.2Fe0.8O3−δ Interconnect Layer
Interconnect layers on stainless steel substrates (STS430) for solid oxide fuel cells (SOFC) were built up by atmospheric plasma spraying (APS) using spray dried La0.6Sr0.4Co0.2Fe0.8O3−δ (LSCF) and blended LSCF/A...
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Article
Editorial
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Article
The Effects of Successive Impacts and Cold Welds on the Deposition Onset of Cold Spray Coatings
In this study, the impact and deposition behavior of nickel particles onto relatively soft 6061-T6 aluminum alloy and copper substrates in a kinetic spray process was investigated by comparing individual parti...
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Article
An Experimental and Finite Element Study of Cold Spray Copper Impact onto Two Aluminum Substrates
The effect of cold spray temperature and substrate hardness on particle deformation and adhesion has been studied, with particular emphasis on adiabatic shearing leading to melting. Copper particles were cold ...
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Article
Effect of Thermally Softened Bronze Matrix on the Fracturing Behavior of Diamond Particles in Hybrid Sprayed Bronze/Diamond Composite
In our previous study (Na et al., Compos Sci Technol 69:463-468, 2009), optimized thickness of protective nickel film was proposed for smaller diamond feedstock to obtain reduced impact stress and uniform flig...
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Article
Erratum to: Editorial
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Article
Dependence of Bonding Mechanisms of Cold Sprayed Coatings on Strain-Rate-Induced Non-Equilibrium Phase Transformation
Strain-rate-induced amorphization at the impact interface of Ni-Cu was observed in a cold spray process by high-resolution transmission electron microscopy. Based on finite element analysis for the evolution o...
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Article
Evaluation of Die-Soldering and Erosion Resistance of High Velocity Oxy-Fuel Sprayed MoB-Based Cermet Coatings
Soldering and erosion are two of the biggest serious problems faced in the die-casting industries. Cermet coatings utilized by high-velocity oxy-fuel (HVOF) spray technology have been developed in an attempt t...
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Article
Deposition Behavior and Microstructural Features of Vacuum Kinetic Sprayed Aluminum Nitride
The vacuum kinetic spray (VKS) method is a relatively advanced technology by which thin and dense ceramic coatings can be fabricated via the high-speed impact of submicron-sized particles at room temperature. ...
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Article
Effect of Process Gas Flow on the Coating Microstructure and Mechanical Properties of Vacuum Kinetic-Sprayed TiN Layers
TiN films were fabricated on glass substrate by a vacuum kinetic spray method to investigate the effect of process gas flow rate, which determines particle velocity, on coating microstructure, and the mechanic...
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Article
Erratum to: Effect of Plasma Nitriding and Nitrocarburizing on HVOF-Sprayed Stainless Steel Coatings
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Article
Effect of Plasma Nitriding and Nitrocarburizing on HVOF-Sprayed Stainless Steel Coatings
In this work, the effects of plasma nitriding (PN) and nitrocarburizing on HVOF-sprayed stainless steel nitride layers were investigated. 316 (austenitic), 17-4PH (precipitation hardening), and 410 (martensiti...
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Article
Bonding, Reactivity, and Mechanical Properties of the Kinetic-Sprayed Deposition of Al for a Thermally Activated Reactive Cu Liner
Pure Al coatings were fabricated on Cu substrates via kinetic spraying to produce a thermally activated reactive Cu liner. The coatings need to endure high-strain rate severe plastic deformation and react with...
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Article
Room Temperature Synthesis of Highly Compact TiO2 Coatings by Vacuum Kinetic Spraying to Serve as a Blocking Layer in Polymer Electrolyte-Based Dye-Sensitized Solar Cells
Vacuum kinetic spraying (VKS) was used to form a blocking layer (BL) in order to increase the efficiency of dye-sensitized solar cells. Nano-sized TiO2 powders were deposited on fluorine-doped tin oxide (FTO) gla...
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Article
Deposition of Workability-Enhancing Disposable Thick Fe Deposits on Fe-Si Alloy Sheets Using Thermal and Kinetic Spray Processes
Fe-Si alloys are widely applied materials in industrial fields due to their magnetic properties. However, these alloys are difficult to manufacture due to the high oxidation affinity of Fe-Si alloys at high te...
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Article
Microstructure of Kinetic Spray Coatings: A Review
Kinetic spray process has been applied to various industrial fields such as automotive, aviation, and defense industries due to its availability to produce high-performing coating layer. However, since the pro...
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Article
Kinetic Spraying Deposition of Reactive-Enhanced Al-Ni Composite for Shaped Charge Liner Applications
Liners used in shaped charges (SC) must possess good penetration ability and explosive power. Producing the reactive layer (i.e., the Al-Ni composite) on a well-penetrating liner (i.e., Cu) via spray coating i...
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Article
Correlation of Impact Conditions, Interface Reactions, Microstructural Evolution, and Mechanical Properties in Kinetic Spraying of Metals: A Review
In the past, most studies into kinetic spraying technology focused on basic research, but a large portion of current research is devoted to industrial applications of the technology. To advance, however, studi...
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Article
Correlation of Fracture Mode Transition of Ceramic Particle with Critical Velocity for Successful Deposition in Vacuum Kinetic Spraying Process
Vacuum kinetic spraying (VKS) is a promising room-temperature process to fabricate dense ceramic films. However, unfortunately, the deposition mechanism is still not clearly understood. In this respect, the cr...
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Article
Inflight Particle Behavior in the Vacuum Kinetic Spray Process
The vacuum kinetic spray (VKS) process, also-called aerosol deposition, is a promising spray technology by which a thin or thick film can be fabricated at room temperature. Although a number of relevant studie...
