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View article: Resistance of welded low-alloyed pressure vessel and pipeline steels in gaseous hydrogen
Resistance of welded low-alloyed pressure vessel and pipeline steels in gaseous hydrogen Open
Green hydrogen has become an essential energy carrier to achieve a climate-neutral economy. The production, storage, transport and usage of green hydrogen require safe and sustainable facilities and systems. The present contribution provid…
View article: Investigation of resistance to gaseous hydrogen of a longitudinal weld seam in a X65 pipeline using the hollow specimen technique
Investigation of resistance to gaseous hydrogen of a longitudinal weld seam in a X65 pipeline using the hollow specimen technique Open
The constantly increasing demand for renewable energy sources leads to the necessity of transporting large amounts of hydrogen. Since pipelines enable a cost-effective way for the distribution of gaseous hydrogen, the interaction of hydrog…
View article: Tensile testing in high-pressure gaseous hydrogen using the hollow specimen method
Tensile testing in high-pressure gaseous hydrogen using the hollow specimen method Open
Metallic materials, predominantly steels, are the most common structural materials in the various components along the hydrogen supply chain. Ensuring their sustainable and safe use in hydrogen technologies is a key factor in the ramp-up o…
View article: A comparison of vintage and modern X65 pipeline steel using hollow specimen technique for in-situ hydrogen testing
A comparison of vintage and modern X65 pipeline steel using hollow specimen technique for in-situ hydrogen testing Open
The transition toward a hydrogen-based economy requires a widespread transport and distribution network, and repurposed natural gas pipelines are a viable option. An assessment of the hydrogen-induced degradation of pipeline steels is need…
View article: Evaluation of the impact of gaseous hydrogen on pipeline steels utilizing hollow specimen technique and μCT
Evaluation of the impact of gaseous hydrogen on pipeline steels utilizing hollow specimen technique and μCT Open
The high potential of hydrogen as a key factor on the pathway towards a climate neutral economy, leads to rising demand in technical applications, where gaseous hydrogen is used. For several metals, hydrogen-metal interactions could cause …
View article: Evaluation of the tensile properties of X65 pipeline steel in compressed gaseous hydrogen using hollow specimens
Evaluation of the tensile properties of X65 pipeline steel in compressed gaseous hydrogen using hollow specimens Open
Hydrogen has great potential on the path towards decarbonization of the energy and transport sectors and can mitigate the urgent issue of global warming. It can be sustainably produced through water electrolysis with potentially zero emiss…
View article: Enhanced gaseous hydrogen solubility in ferritic and martensitic steels at low temperatures
Enhanced gaseous hydrogen solubility in ferritic and martensitic steels at low temperatures Open
Metals that are exposed to high pressure hydrogen gas may undergo detrimental failure by embrittlement. Understanding the mechanisms and driving forces of hydrogen absorption on the surface of metals is crucial for avoiding hydrogen embrit…
View article: Influence of oxygen vacancies on core‐shell formation in solid solutions of (Na,Bi)TiO <sub>3</sub> and SrTiO <sub>3</sub>
Influence of oxygen vacancies on core‐shell formation in solid solutions of (Na,Bi)TiO <sub>3</sub> and SrTiO <sub>3</sub> Open
Solid solutions of (Na,Bi)TiO 3 (NBT) and SrTiO 3 (ST) are materials of interest for high‐strain or high‐energy density capacitor applications. Often, they exhibit chemical heterogeneity and develop core‐shell structures during regular sol…
View article: Possibilities of phase-structural engineering and properties of microarc oxide coatings on the AMг3 alloy
Possibilities of phase-structural engineering and properties of microarc oxide coatings on the AMг3 alloy Open
Purposeof the work: to establish the regularities of the alkali-silicate electrolyte composition influence and the conditions of electrolysis during microarc oxidation of the AMг3 aluminum alloy on the kinetics of the oxide coating formati…
View article: Preconditioning of AISI 304 stainless steel surfaces in the presence of flavins—Part I: Effect on surface chemistry and corrosion behavior
Preconditioning of AISI 304 stainless steel surfaces in the presence of flavins—Part I: Effect on surface chemistry and corrosion behavior Open
Stainless steel AISI 304 surfaces were studied after a mild anodic polarization for oxide growth in the presence and absence of two derivatives of vitamin B2 (riboflavin and flavin mononucleotide) that can be secreted by metal‐reducing bac…
View article: The differences in the corrosion product compositions of Methanogen-induced microbiologically influenced corrosion (Mi-MIC) between static and dynamic growth conditions
The differences in the corrosion product compositions of Methanogen-induced microbiologically influenced corrosion (Mi-MIC) between static and dynamic growth conditions Open
Currently, corrosion rates (CR) and/or corrosion products (CP) obtained for methanogen-induced microbiologically influenced corrosion (Mi-MIC) on carbon steel are mainly analyzed from static-incubations. By using a multiport-flow-column, m…
View article: Comprehensive study of deuterium-induced effects in austenitic stainless steel AISI 304L
Comprehensive study of deuterium-induced effects in austenitic stainless steel AISI 304L Open
The damaging impact of hydrogen on the austenitic stainless steel AISI 304 L was analysed. To this aim, samples were charged electrochemically with the hydrogen isotope deuterium (2H, D) and examined with time-of-flight secondary ion mass …
View article: Hydrogen assisted cracking and transport studied by ToF-SIMS and data fusion with HR-SEM
Hydrogen assisted cracking and transport studied by ToF-SIMS and data fusion with HR-SEM Open
For almost 150 years it is known that hydrogen has a deleterious effect on the mechanical properties of metallic components. Nowadays, the problem of hydrogen assisted degradation is highly relevant in energy related fields due to the mass…
View article: Real Time Imaging of Deuterium in a Duplex Stainless Steel Microstructure by Time-of-Flight SIMS
Real Time Imaging of Deuterium in a Duplex Stainless Steel Microstructure by Time-of-Flight SIMS Open
For more than one century, hydrogen assisted degradation of metallic microstructures has been identified as origin for severe technical component failures but the mechanisms behind have not yet been completely understood so far. Any in-sit…