Search Results - "Rackel, Marcus"

Laser Fusion of Powder and Foil – a Multi Material Approach to Additive Manufacturing by Rittinghaus, Silja-Katharina, Throm, Felix, Wilms, Markus B., Hama-Saleh, Rebar, Rackel, Marcus W.

“…Multi material additive manufacturing (MM-AM) is an attractive approach to combine the geometric flexibility in particular of powder bed based AM processes…”
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Phase separation and up-hill diffusion in the ordered α2 compound of a γ- Ti-Al-Nb alloy by Gabrisch, Heike, Krekeler, Tobias, Lorenz, Uwe, Rackel, Marcus Willi, Ritter, Martin, Pyczak, Florian, Stark, Andreas

“…γ-TiAl alloys are intermetallic materials that are designed for applications in air craft engines. Oftentimes alloying elements are added to improve the…”
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Direct Energy Deposition of TiAl for Hybrid Manufacturing and Repair of Turbine Blades by Rittinghaus, Silja-Katharina, Schmelzer, Janett, Rackel, Marcus Willi, Hemes, Susanne, Vogelpoth, Andreas, Hecht, Ulrike, Weisheit, Andreas

“…While repair is mainly used to restore the original part geometry and properties, hybrid manufacturing aims to exploit the benefits of each respective…”
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Microstructure formation during laser powder bed fusion of Ti-22Al-25Nb with low and high pre-heating temperatures by Gussone, Joachim, Rackel, Marcus Willi, Tumminello, Silvana, Barriobero-Vila, Pere, Kreps, Frederic, Kelm, Klemens, Stark, Andreas, Schell, Norbert, Pyczak, Florian, Haubrich, Jan, Requena, Guillermo

“…[Display omitted] •Complete process chain for LPBF of Ti-22Al-25Nb including powder production is considered.•For the first time conventional and high…”
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In Situ High-Energy X-ray Diffraction during Hot-Forming of a Multiphase TiAl Alloy by Stark, Andreas, Rackel, Marcus, Tchouaha Tankoua, Aristide, Oehring, Michael, Schell, Norbert, Lottermoser, Lars, Schreyer, Andreas, Pyczak, Florian

“…Intermetallic γ-TiAl based alloys exhibit excellent high-temperature strength combined with low density. This makes them ideal candidates for replacing the…”
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Screening for O phase in advanced γ–TiAl alloys by Rackel, Marcus Willi, Stark, Andreas, Gabrisch, Heike, Pyczak, Florian

“…This is a screening study using high-energy X-ray diffraction measurements to determine whether an orthorhombic phase forms in γ-based TiAl alloys of different…”
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Orthorhombic phase formation in a Nb-rich γ-TiAl based alloy – An in situ synchrotron radiation investigation by Rackel, Marcus Willi, Stark, Andreas, Gabrisch, Heike, Schell, Norbert, Schreyer, Andreas, Pyczak, Florian

“…Novel low aluminium, high niobium containing γ-TiAl based alloys, such as Ti-42Al-8.5Nb (at.%), can exhibit an excellent combination of high-temperature…”
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Morphology and stability of orthorhombic and hexagonal phases in a lamellar γ-Ti-42Al-8.5Nb alloy-A transmission electron microscopy study by Gabrisch, Heike, Lorenz, Uwe, Pyczak, Florian, Rackel, Marcus, Stark, Andreas

“…Intermetallic titanium aluminides are often alloyed with niobium to improve oxidation resistance and mechanical properties. Depending on the overall alloy…”
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Impact of microstructure on elastic properties in the alloy Ti-42Al-8.5 Nb by Gabrisch, Heike, Janovská, Michaela, Rackel, Marcus W., Pyczak, Florian, Stark, Andreas

“…The microstructure of a γ-TiAl alloy containing niobium undergoes continuous transformations during annealing at 550 °C. These take place within the α2-phase…”
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Impact of microstructure on elastic properties in the alloy Ti-42Al-8.5 Nb by Gabrisch, Heike, Janovská, Michaela, Rackel, Marcus W., Pyczak, Florian, Stark, Andreas

“…Not provided…”
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Cold gas spraying of Ti-48Al-2Cr-2Nb intermetallic for jet engine applications by Bakan, Emine, Mauer, Georg, Sohn, Yoo Jung, Schwedt, Alexander, Rackel, Marcus Willi, Riedlberger, Florian, Pyczak, Florian, Peters, Jan Oke, Mecklenburg, Matthias, Gartner, Thomas Maria, Vaßen, Robert

“…The present article describes aspects of the cold gas spray processability of the intermetallic Ti-48Al-2Cr-2Nb (at. %) alloy, which is employed as a…”
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Chemical heterogeneities in tungsten containing TiAl alloys processed by powder metallurgy by Couret, Alain, Allen, Melissa, Rackel, Marcus Willi, Galy, Benjamin, Monchoux, Jean-Philippe, Güther, Volker, Pyczak, Florian, Sallot, Pierre, Thomas, Marc

“…During the last decade, it has been shown that the W-containing IRIS-TiAl alloy displays promising properties for structural applications at high temperatures…”
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