Search Results - "J. Nowak, Wojciech"

Effect of surface mechanical treatment on the oxidation behavior of FeAl-model alloy by Nowak, Wojciech J., Serafin, Daria, Wierzba, Bartek

“…Fe-based alloys are commonly used in almost every sector of human life. For different reasons, the surfaces of the real parts are prepared using different…”
Get full text

Consequences of Different Mechanical Surface Preparation of Ni-Base Alloys during High Temperature Oxidation by J. Nowak, Wojciech, Siemek, Krzysztof, Ochał, Kamil, Kościelniak, Barbara, Wierzba, Bartek

“…The influence of surface roughness on its high temperature oxidation for an Ni-base superalloy was studied using laser profilometry, atomic force microscopy,…”
Get full text

The Analysis of the Residual Stress Evolution during Cycling Oxidation of the Ni-base Superalloys at High Temperature by Nowak, Wojciech J, Ochal, Kamil, Filip, Ryszard, Wierzba, Bartek

“…The lifetime of the elements made of Ni-base superalloys can be strongly increased by introducing compressive stresses. Such stresses increase the resistance…”
Get full text

The Sequence of the Phase Growth during Diffusion in Ti-Based Systems by Wierzba, Bartek, Nowak, Wojciech J., Serafin, Daria

“…The interdiffusion in Ti-based alloys was studied. It was shown that during diffusion at 1,123 K formation of four intermetallic phases occurs. The diffusion…”
Get full text

The Role of Substrate Surface Roughness on in-Pack Aluminization Kinetics of Ni-Base Superalloy by Nowak, Wojciech J., Tomków, Małgorzata, Wierzba, Patrycja, Gancarczyk, Kamil, Wierzba, Bartek

“…The Ni-base superalloys facing high temperature require further protection against high temperature oxidation. One of the most common methods providing high…”
Get full text

The Use of Ion Milling for Surface Preparation for EBSD Analysis by Nowak, Wojciech J.

“…An electron backscattered diffraction (EBSD) method provides information about the crystallographic structure of materials. However, a surface subjected to…”
Get full text

Differences in oxides morphology as a result of surface preparation of NiFe alloy by Serafin, Daria, Nowak, Wojciech J., Wierzba, Bartek

“…In this work, the influence of three different surface preparation processes, namely polishing, grinding and sand-blasting on oxidation process of high purity…”
Get full text

Durability of underaluminized thermal barrier coatings during exposure at high temperature by Nowak, Wojciech J., Kubaszek, Tadeusz, Góral, Marek, Wierzba, Bartek

“…In the present work the durability of the APS-TBC systems with bi-layer bond coat consisting of HTLA-CVD aluminide as bottom layer and APS-flashcoat of MCrAlY…”
Get full text

Microstructure and Corrosion Resistance of 7075 Aluminium Alloy Composite Material Obtained from Chips in the High-Energy Ball Milling Process by Kościelniak, Barbara, Groch, Diana, Nowak, Wojciech J., Drajewicz, Marcin, Kwolek, Przemysław

“…The high-energy ball milling process was applied to fabricate a composite material from 7075 aluminium alloy milling chips, silicon carbide, and titanium…”
Get full text

Influence of molybdophosphoric acid on the kinetics of the anodic coating dissolution by Kwolek, Przemysław, Pustuła, Aneta, Nowak, Wojciech J.

“…Aluminium finishing industry requires a stripping solution for anodic coatings for determination of their weight. The commonly applied one contains…”
Get full text

Hexakis[p-(hydroxymethyl)phenoxy]cyclotriphosphazene as an Environmentally Friendly Modifier for Polyurethane Powder Coatings with Increased Thermal Stability and Corrosion Resistance by Pilch-Pitera, Barbara, Czachor-Jadacka, Dominika, Byczyński, Łukasz, Dutkiewicz, Michał, Januszewski, Rafał, Kowalczyk, Krzysztof, Nowak, Wojciech J, Pojnar, Katarzyna

“…Protection against fire and the corrosion of metals is necessary to ensure human safety. Most of the fire and corrosion inhibitors do not meet the ecological…”
Get full text

Characterization of the Interface Between α and β Titanium Alloys in the Diffusion Couple by Motyka, Maciej, Nowak, Wojciech J., Wierzba, Bartek, Chrominski, Witold

“…The aim of the research was to investigate the microstructural changes caused by diffusion through interface between α and β titanium solid solutions. For this…”
Get full text

The Changes in the Morphology of Bi⁻Sb System under Centrifugal Force at Room Temperature by Wierzba, Bartek, Nowak, Wojciech J

“…In this paper, the morphology evolution in a Bi⁻Sb system under the centrifugal force at room temperature is discussed. The rotation speed was 35,000 rotations…”
Get full text

Effect of Ti and Ta on Oxidation Kinetic of Chromia Forming Ni-Base Superalloys in Ar-O2-Based Atmosphere by Nowak Wojciech J., Wierzba Bartek, Sieniawski Jan

“…In the present study, two commercially available Ni-base superalloys, namely Rene 80 which contains Ti and IN 792 containing Ti and Ta, were investigated…”
Get full text

Effect of Substrate Roughness on Oxidation Resistance of an Aluminized Ni-Base Superalloy by Nowak, Wojciech J., Ochał, Kamil, Wierzba, Patrycja, Gancarczyk, Kamil, Wierzba, Bartek

“…In the present work, it is shown that the surface preparation method used on two Ni-based superalloys prior to aluminizing chemical vapor deposition (CVD) is…”
Get full text

Effect of Surface Roughness on Oxidation Resistance of Stainless Steel AISI 316Ti During Exposure at High Temperature by Nowak, Wojciech J.

“…In the present work, the influence of surface roughness on oxidation kinetics of AISI 316Ti stainless steel and its consequences in term of oxidation…”
Get full text

The effect of surface preparation on high temperature oxidation of Ni, Cu and Ni-Cu alloy by Serafin, Daria, Nowak, Wojciech J., Wierzba, Bartek

“…•Surface roughness had been evaluated by contact profilometer and fractal analysis.•Influence of surface preparation on oxidation kinetic for pure Ni, Cu and…”
Get full text

The diffusion path model in a ternary multiphase system by Wierzba, Bartek, Nowak, Wojciech J.

“…In this paper the Diffusion Path (DP) method is presented. The method allows for the determination of the diffusion path during a reactive diffusion process…”
Get full text

Effect of Surface Treatment on High-Temperature Oxidation Behavior of IN 713C by Nowak, Wojciech J., Wierzba, Bartek

“…The effects of surface preparations on oxidation kinetics and oxide scale morphology for the commercially available Ni-based superalloy IN 713C have been…”
Get full text

Influence of microgeometry of iron surface on the oxidation process – A comparison of multiscale geometric methods and their applicability by Serafin, Daria, Bartkowiak, Tomasz, Nowak, Wojciech J., Wierzba, Bartek

“…[Display omitted] •Sand-blasting causes formation of mixed Al/Fe oxide after oxidation of pure iron.•Increasing of surface roughness has greater impact on…”
Get full text