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Showing 1 to 20 of 94 for “"Electroless"”.
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Electroless Atomic Layer Deposition
… to a monolayer. We demonstrate combination of electroless monolayer formation and Surface Limited Redox Replacement to deposit thin film selectively on Cu nanowires and polycrystalline Cu wafer irrespective of another metal and oxide surrounding. Such protocol expands a new horizon in the field …
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Tin Sensitization For Electroless Plating
<p>The tin sensitization process has been used in electroless plating since 1940s Brenner and Riddell developed the electroless plating for surface metallization method. It was found to be an interesting topic to study tin sensitization for chemically controlling metal deposition on different …
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Electroless deposition of group eight metals
Electroless plating is the controlled chemical reduction of metals without the use of an applied external potential. The use of electroless plating has a number of advantages over electroplating including the ability to deposit coatings onto complex-shaped objects which can be metallic or …
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Metal seed deposition from organic solutions for subsequent electroless plating
… substrates from organic solutions for subsequent electroless Cu plating is being developed. The mechanism is based on spontaneous electrochemical displacement reactions. The more noble metal is reduced and deposited on the substrate surface; simultaneously the less noble metal is oxidized and …
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Evaluation of tests for porosity and defects in PVD and electroless coatings.
The porosity of electroless nickel, (TiAl)N, TiN and CrN PVD coatings on mild steel having different surface roughnesses was investigated using porosity/corrosion tests. The tests used were the neutral salt spray test, ferroxyl test, sulphur dioxide test and the copper cementation test. …
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Preparation, Characterization and Evaluation of Bimetallic Catalysts Prepared by Electroless Deposition Methods
… and catalyst composition very difficult. Electroless deposition (ED) is one of the preparative methodologies that provides a way to catalytically deposit in a controlled manner, a second metal only on the surface of a pre-existing metallic surface (i.e., not on support). Thus, bimetallic …
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Porous Gallium Nitride Generated by Electroless Etching: Morphology, Optical Properties, and Sensing Applications
… spectroscopy (SERS) substrate by solution-based electroless deposition and vacuum evaporation of Ag and Au. SERS enhancement factors up to 10 8 have been observed for Ag-coated porous GaN, allowing the spectroscopic detection of trace amounts of analytes. The advantages of using porous GaN as a …
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Fatigue performance of electroless nickel coatings on stainless steel gas turbine compressor rotors
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1989.
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Electroless Nickel Plating and Spark Plasma Sintering of nano ZrO2 for Mechanical Property Enhancement
<p>A new approach of combined electroless nickel plating (ENP) and spark plasma sintering (SPS) was used to determine the feasibility of fracture toughness improvement of ZrO2. Nano-grained yttria stabilized zirconia (YSZ) particles of 100nm average diameter were coated with about 1-5 nm of nickel …
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Investigation of electroless nickel undercoat for duplex nickel chromium electrodeposition onto aluminium and its alloys
… nature to be able to receive a subsequent electroless nickel layer together with finishing layers of electrolytic nickel and chromium respectively. Due to the favourable physical properties of aluminium and its alloys (density, strength to weight ratio), there is a growing demand for …
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SERS investigations of additive interactions at Cu surfaces for Cu electrodeposition and Cu electroless deposition
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-20 without embargo terms
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Interfacial reaction between SAC305 and SAC405 lead-free solders and electroless nickel/immersion silver (ENImAg) surface finish
… surface finish in the electronic industry, electroless nickel/immersion gold is the most popular at the moment. However, because their black pad issues, electroless nickel/immersion silver (ENImAg) was developed as an alternative surface finish. Therefore, the effect on an interfacial …
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Electroless Silver Deposition on (100) and (111) Silicon Wafers, Fabrication of Nanowires and Nanopillars by Assisted Etching
… particolare attenzione allo step di deposizione electroless del metallo nobile realizzato tramite immersione in una soluzione contente ioni Ag+ e Acido Fluoridrico. La generazione di nanoclusters di argento su silicio è stata investigata, nel capitolo 1, per tempi che vanno da 1s a 160s, con RBS …
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Material Characterization, Patterning and Adsorbate Induced Modulation of Light Emission of Porous Silicon Produced by Metal -Assisted Electroless Etching
Metal-assisted electroless etching of Pt-patterned Si in HF, H2 O2 and methanol produces photoluminescent porous silicon (PSi). Upon ultraviolet excitation, the peak emission wavelength of PSi can be tuned in the visible spectral range simply by varying the etching conditions. Photoluminescence …
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Development of an aluminium filled epoxy insert using perfactory rapid prototyping technique and electroless nickel plating for low volume plastic injection moulding
… alloy is deposited on the prototype by electroless plating. This nickel plated RP model is then used as a casting pattern. A cavity insert, which is produced by using aluminium filled epoxy resin with the nickel plated casting pattern, is fabricated in a mould base for injection …
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Electrochemical Thin Film Growth Assisted by Pb Monolayer
… used for their deposition. The electrochemical/electroless deposition represents the ambient temperature growth process for many heteroepitaxial metal overlayers while preserving the integrity of their interface. However, in many substrate-overlayer systems the interfacial free energy of the …
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Investigation of the autocatalytic Cu(II) reduction processes in the systems with natural polyhydroxylic compounds as ligands /
… and sucrose – as an alternative ligand for electroless copper plating systems with reducer formaldehyde. Natural polyols are environmentally friendly, easily bio-degradable materials, but has not been studied enough for suitability for copper plating systems. In order to increase of the …
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Creating Complex Hollow Metal Geometries Using Additive Manufacturing and Metal Plating
… metal geometries. The developed process uses electroless nickel plating on laser sintered parts that then undergo a flash burnout procedure to remove the polymer, leaving a complex, hollow, metal part. The resulting geometries cannot be produced directly with other additive manufacturing …
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