Search Results - "Tsipas, D.N."

Development of novel diffusion coatings for 9-12 % Cr ferritic-martensitic steels by Rohr, V., Schütze, M., Fortuna, E., Tsipas, D.N., Milewska, A., Pérez, F.J.

“…Eventhough 9–12% Cr steels are mechanically designed for power plant applications up to 650 °C, their effective use is limited by the corrosion resistance at…”
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Boride coatings on non-ferrous materials in a fluidized bed reactor and their properties by Anthymidis, K.G, Stergioudis, G, Tsipas, D.N

“…Fluidized bed technology has been successfully used in the formation of different types of coatings, e.g. aluminizing [Surf. Coat. Technol. 120 (1999) 151;…”
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New oxidation-resistant coatings for steam power plants at 650 °C by Scheefer, M., Knödler, R., Scarlin, B., Bruna, A.A., Tsipas, D.N.

“…The increase of live steam temperature and pressure in new steam power plants is certainly the most effective measure to realize the stipulated CO2 reduction…”
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Experimental and FEM analysis of the material response of porous metals imposed to mechanical loading by Michailidis, N., Stergioudi, F., Omar, H., Papadopoulos, D., Tsipas, D.N.

“…The mechanical behaviour of cellular structures is governed by their internal architecture. Therefore, it is of interest to incorporate a quantitative…”
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An image-based reconstruction of the 3D geometry of an Al open-cell foam and FEM modeling of the material response by Michailidis, N., Stergioudi, F., Omar, H., Tsipas, D.N.

“…Porous materials due to their complex geometry are difficult to be examined by FEM-based approaches and usually are simulated by simplified geometrical models…”
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Boroaluminide coatings on ferritic–martensitic steel deposited by low-temperature pack cementation by Tsipas, S.A., Omar, H., Perez, F.H., Tsipas, D.N.

“…In this study, new boroaluminide protective coatings were deposited on ferritic–martensitic steel substrates (P91) using the pack cementation technique, at…”
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Mechanical properties of Al metal foams by Papadopoulos, D.P, Konstantinidis, I.Ch, Papanastasiou, N, Skolianos, S, Lefakis, H, Tsipas, D.N

“…Pure Al foams, produced by a melt foaming method, were characterized by optical and electron microscopy and found to have a uniform microstructure. Their…”
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Microstructural characterization of oxide morphologies on Ni and Inconel foams exposed to concentrated solar radiation by Michailidis, N., Stergioudi, F., Omar, H., Pavlidou, E., Tsipas, D.N., Albanakis, C., Missirlis, D., Granier, B.

“…The microstructural characterization of oxide surface morphologies formed on both high purity Ni and Inconel foams exposed to concentrated solar radiation is…”
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Erratum to “Boroaluminide coatings in ferritic–martensitic steel deposited by low-temperature pack cementation” [Surface & Coatings Technology 202 (2008) 3263–3271] by Tsipas, S.A., Omar, H., Perez, F.J., Tsipas, D.N.

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Analytical models for the mechanical behavior of closed and open-cell Al foams by Konstantinidis, I.Ch, Paradisiadis, G., Tsipas, D.N.

“…Two 3D analytical models are proposed for the determination of mechanical properties of Al closed and open-cell foams under compression load. The first model,…”
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Deposition of hard and/or corrosion resistant, single and multielement coatings on ferrous and nonferrous alloys in a fluidized bed reactor by Tsipas, D.N, Anthymidis, K.G, Flitris, Y

“…Heat treatments of alloys in fluidized bed reactors have been carried out for more than 25 years. Recently, this technology has been used for surface…”
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Failure of an Al-alloy tail wheel trunion of a combat vehicle by Papadopoulos, D.P., Tsipas, D.N., Psyllaki, P.P.

“…Systematic material failure of wheel suspension assemblies was observed on several combat vehicles after about 10 years of continuous operation under severe…”
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Boriding of nickel in a fluidized bed reactor by Anthymidis, K.G, Zinoviadis, P, Roussos, D, Tsipas, D.N

“…Heat treatments of alloys in fluidized bed reactors have been carried out for more than 25 years. Recently, this technology has been used for surface…”
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A comparative study of boride coatings obtained by pack cementation method and by fluidized bed technology by Anthymidis, K.G., Maragoudakis, N., Stergioudis, G., Haidar, O., Tsipas, D.N.

“…Pack cementation is a surface treatment method which has been used, during the last 50 years, for the deposition of a wide range of coatings, among them…”
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Model for determining mechanical properties of aluminum closed-cell foams by Konstantinidis, I.Ch, Papadopoulos, D.P., Lefakis, H., Tsipas, D.N.

“…An analytical approach to the cellular structure of closed-cell type Al foam for determining the mechanical properties is valuable for the development of…”
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Boride coatings on non-ferrous materials in a fluidized bed reactor and their properties by Anthymidis, K.G., Stergioudis, G., Tsipas, D.N.

“…Fluidized bed technology has been successfully used in the formation of different types of coatings, e.g. aluminizing [Surf. Coat. Technol. 120 (1999) 151;…”
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Boron–aluminide coatings applied by pack cementation method on low-alloy steels by Maragoudakis, N.E, Stergioudis, G, Omar, H, Paulidou, H, Tsipas, D.N

“…A simultaneous one-step boroaluminizing process has been performed on a 2.25Cr–Mo steel by means of pack cementation method using a B/Al boriding powder. Three…”
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Boriding in a fluidized bed reactor by Anthymidis, K.G, Stergioudis, E, Tsipas, D.N

“…Heat treatments of alloys in fluidized bed reactors have been carried out for more than 25 years. Recently, this technology has been used for surface…”
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Degradation behaviour of boronized carbon and high alloy steels in molten aluminium and zinc by Tsipas, D.N, Triantafyllidis, G.K, Kiplagat, J.Kipkemoi, Psillaki, P

“…Carbon and high alloy steels were boronized and tested in molten aluminium and zinc baths at 630°C and 500°C, respectively. The boride layers were found to be…”
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Boro-nitriding of steel US 37-1 by Maragoudakis, N.E, Stergioudis, G, Omar, H, Pavlidou, E, Tsipas, D.N

“…In this paper, we present a novel duplex surface treatment carried out on steel US 37-1. The as-produced multi-layer coating was characterised by optical…”
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