Search Results - "Pyczak, Florian"

Effects of Ni and Cr on the high-temperature oxidation behavior and mechanisms of Co- and CoNi-base superalloys by Li, Longjun, Wang, Li, Liang, Zhida, He, Junyang, Qiu, Jingwen, Pyczak, Florian, Song, Min

“…[Display omitted] •Fine oxide particles in the intermediate layer were characterized by TEM and STEM.•30 at.% Ni can relieve oxide layer spallation and reduce…”
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Sintering behavior and mechanical properties of a metal injection molded Ti–Nb binary alloy as biomaterial by Zhao, Dapeng, Chang, Keke, Ebel, Thomas, Nie, Hemin, Willumeit, Regine, Pyczak, Florian

“…•The sintering of the MIM Ti–Nb alloy consists of three steps.•The Nb particles act as diffusion barriers during sintering.•The TiCx only precipitate in the…”
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Microstructure and mechanical behavior of metal injection molded Ti–Nb binary alloys as biomedical material by Zhao, Dapeng, Chang, Keke, Ebel, Thomas, Qian, Ma, Willumeit, Regine, Yan, Ming, Pyczak, Florian

“…The application of titanium (Ti) based biomedical materials which are widely used at present, such as commercially pure titanium (CP-Ti) and Ti–6Al–4V, are…”
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Superior fatigue endurance exempt from high processing cleanliness of Metal-Injection-Molded β Ti-Nb-Zr for bio-tolerant applications by Xu, Peng, Pyczak, Florian, Limberg, Wolfgang, Willumeit-Römer, Regine, Ebel, Thomas

“…[Display omitted] •Metal-Injection-Molded β Ti-Nb-Zr has superior fatigue endurance compared to clean-produced α-β Ti-counterparts while tolerating large…”
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In-situ synchrotron high energy X-ray diffraction study on the deformation mechanisms of D019-α2 phase during high-temperature compression in a TiAl alloy by Liu, Xu, Song, Lin, Stark, Andreas, Pyczak, Florian, Zhang, Tiebang

“…The α2 phase with an ordered hexagonal structure has a strong mechanical anisotropy. The limited plasticity interacting with crystallographic texture formation…”
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Solid-Solid Phase Transformations and Their Kinetics in Ti-Al-Nb Alloys by Distl, Benedikt, Hauschildt, Katja, Pyczak, Florian, Stein, Frank

“…The application of light-weight intermetallic materials to address the growing interest and necessity for reduction of CO2 emissions and environmental concerns…”
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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 synchrotron X-ray diffraction study of reaction routes in Ti-Al3Ti-based composites: The effect of transition metals on L12 structure stabilization by Lazurenko, Daria V., Lozanov, Victor V., Stark, Andreas, Pyczak, Florian, Ruktuev, Alexey A., Emurlaev, Kemal I., Song, Lin, Bataev, Ivan A., Ivanov, Ivan V., Ogneva, Tatiana S., Bataev, Anatoly A.

“…•Ti-Ti(Al1−xMx)3 structure results from heating the Ti-Al-M powders, M=HCP/FCC metal.•An efficient L12-Al3Ti stabilizer should be relatively low-melting.•An…”
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Oxidation behaviors of Co-Al-W-0.1B superalloys in a long-term isothermal exposure at 900°C by Li, Yuzhi, Pyczak, Florian, Paul, Jonathan, Yao, Zekun

“…Co-Al-W-0.1B superalloys have been isothermally oxidized at 900°C for 1000, 5000 and 10000h in order to investigate their oxidation behaviors. The oxide layers…”
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Morphology evolution of P-Ti3AlC carbides and their influence on creep properties in a crept Ti-45Al-5Nb-0.75C alloy by Cao, Xianli, Wang, Li, Tao, Hui, He, Weiwei, Liang, Xiaopeng, Liu, Bin, Oehring, Michael, Paul, Jonathan, Pyczak, Florian, Liu, Yong

“…In this study, the influence of the Ti3AlC carbide morphology on the creep properties, the interaction between carbides and dislocations during creep…”
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Improvement of the creep properties of TiAl alloys densified by Spark Plasma Sintering by Jabbar, Houria, Monchoux, Jean-Philippe, Thomas, Marc, Pyczak, Florian, Couret, Alain

“…Thermal treatments are applied to PM TiAl alloys elaborated by Spark Plasma Sintering with the aim to improve their creep properties. Duplex microstructures…”
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Influence of Nb, Ta and Zr on the Interdiffusion Coefficients and Solid Solution Strengthening of γ-TiAl Single Phase Alloys by Haußmann, Lukas, Neumeier, Steffen, Bresler, Johannes, Keim, Simon, Pyczak, Florian, Göken, Mathias

“…The alloying elements Nb, Ta and Zr improve the creep properties of fully lamellar γ/α2 titanium aluminides significantly. Since high temperature deformation…”
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Application of Different Diffraction Peak Profile Analysis Methods to Study the Structure Evolution of Cold-Rolled Hexagonal α-Titanium by Ivanov, Ivan V., Lazurenko, Daria V., Stark, Andreas, Pyczak, Florian, Thömmes, Alexander, Bataev, Ivan A.

“…This paper presents a comparison between the “classical” and the modified Williamson–Hall and Warren–Averabach methods applied to an analysis of the…”
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Developing sustainable FeTi alloys for hydrogen storage by recycling by Shang, Yuanyuan, Liu, Shaofei, Liang, Zhida, Pyczak, Florian, Lei, Zhifeng, Heidenreich, Tim, Schökel, Alexander, Kai, Ji-jung, Gizer, Gökhan, Dornheim, Martin, Klassen, Thomas, Pistidda, Claudio

“…Intermetallic alloys such as FeTi have attracted ever-growing attention as a safe and efficient hydrogen storage medium. However, the utilization of…”
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Ceramic-Reinforced γ-TiAl-Based Composites: Synthesis, Structure, and Properties by Lazurenko, Daria V, Stark, Andreas, Esikov, Maksim A, Paul, Jonathan, Bataev, Ivan A, Kashimbetova, Adelya A, Mali, Vyacheslav I, Lorenz, Uwe, Pyczak, Florian

“…In this study, new multilayer TiAl-based composites were developed and characterized. The materials were produced by spark plasma sintering (SPS) of elemental…”
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Structure and Properties of Ti-Al-Ta and Ti-Al-Cr Cladding Layers Fabricated on Titanium by Lazurenko, Daria V., Golkovsky, Mikhail G., Stark, Andreas, Pyczak, Florian, Bataev, Ivan A., Ruktuev, Alexey A., Petrov, Ivan Yu, Laptev, Ilia S.

“…Being one of the most high-demand structural materials, titanium has several disadvantages, including low resistance to high-temperature oxidation and wear…”
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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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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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A eutectic high-entropy alloy with good high-temperature strength-plasticity balance by Han, Liuliu, Xu, Xiandong, Wang, Li, Pyczak, Florian, Zhou, Rui, Liu, Yong

“…We developed a eutectic high-entropy alloy (EHEA) with appreciable high-temperature strength-plasticity balance. Structural characterizations of the as-cast…”
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{11¯01} tension twins and {11¯01}-{22¯01}/{22¯01}-{11¯01} double twins in the D019 ordered hexagonal α2-Ti3Al phase by Song, Lin, Appel, Fritz, Liu, Wenhao, Pyczak, Florian, Zhang, Tiebang

“…Compared to the disordered HCP metals, the α2-Ti3Al phase is reluctant to twin due to its D019 ordered structure. Recently, abundant {202¯1} compression twins…”
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