Search Results - "Chellali, Reda"

Mechanism of Intermediate Temperature Embrittlement of Ni and Ni-based Superalloys by Zheng, Lei, Schmitz, Guido, Meng, Ye, Chellali, Reda, Schlesiger, Ralf

“…Ni-based superalloys play an important role in aircraft engine propulsion. However, many experiments demonstrated that these alloys as well as Ni always show…”
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High‐Entropy Oxides: Fundamental Aspects and Electrochemical Properties by Sarkar, Abhishek, Wang, Qingsong, Schiele, Alexander, Chellali, Mohammed Reda, Bhattacharya, Subramshu S., Wang, Di, Brezesinski, Torsten, Hahn, Horst, Velasco, Leonardo, Breitung, Ben

“…High‐entropy materials, especially high‐entropy alloys and oxides, have gained significant interest over the years due to their unique structural…”
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Unveiling the Local Atomic Arrangements in the Shear Band Regions of Metallic Glass by Mu, Xiaoke, Chellali, Mohammed Reda, Boltynjuk, Evgeniy, Gunderov, Dmitry, Valiev, Ruslan Z., Hahn, Horst, Kübel, Christian, Ivanisenko, Yulia, Velasco, Leonardo

“…The prospective applications of metallic glasses are limited by their lack of ductility, attributed to shear banding inducing catastrophic failure. A concise…”
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Triple Junction Transport and the Impact of Grain Boundary Width in Nanocrystalline Cu by Chellali, Mohammed Reda, Balogh, Zoltan, Bouchikhaoui, Houari, Schlesiger, Ralf, Stender, Patrick, Zheng, Lei, Schmitz, Guido

“…Triple junctions (TJ), singular topological defects of the grain boundary (GB) structure, get a dominant role for grain growth and atomic transport in…”
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On the homogeneity of high entropy oxides: An investigation at the atomic scale by Chellali, Mohammed Reda, Sarkar, Abhishek, Nandam, Sree Harsha, Bhattacharya, Subramshu S., Breitung, Ben, Hahn, Horst, Velasco, Leonardo

“…Homogeneous distribution of the constituent elements at the atomic scale in high entropy oxides (HEOs) was demonstrated for the first time by atom probe…”
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Evidence for Glass–glass Interfaces in a Columnar Cu–Zr Nanoglass by Voigt, Hendrik, Rigoni, Aaron, Boltynjuk, Evgeniy, Chellali, Mohammed Reda, Tyler, Bonnie, Rösner, Harald, Divinski, Sergiy, Hahn, Horst, Wilde, Gerhard

“…Comprehensive analyses of the atomic structure using advanced analytical transmission electron microscopy‐based methods combined with atom probe tomography…”
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A New Class of Cluster–Matrix Nanocomposite Made of Fully Miscible Components by Iankevich, Gleb, Sarkar, Abhishek, Katnagallu, Shyam, Chellali, Mohammed Reda, Wang, Di, Velasco, Leonardo, Singh, Ruby, Reisinger, Thomas, Kruk, Robert, Hahn, Horst

“…Nanocomposite materials, consisting of two or more phases, at least one of which has a nanoscale dimension, play a distinctive role in materials science…”
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Interface sharpening in miscible Ni/Cu multilayers studied by atom probe tomography by Balogh, Zoltán, Reda Chellali, Mohammed, Greiwe, Gerd-Hendrik, Schmitz, Guido, Erdélyi, Zoltán

“…Interfaces of Ni/Cu multilayers were studied by atom probe tomography. To this aim, specimens with sharp or artificially smeared interfaces were prepared and…”
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Multiscale phase homogeneity in bulk nanocrystalline high entropy oxides by Dupuy, Alexander D., Chellali, Mohammed Reda, Hahn, Horst, Schoenung, Julie M.

“…[Display omitted] •The solid-state reaction and sintering behavior of HEOs is not fully understood.•Bulk HEO was prepared using different solid-state synthesis…”
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Thermodynamics of Interacting Hard Rods on a Lattice by Benmessabih, Tounsi, Bakhti, Benaoumeur, Chellali, M. Reda

“…We present an exact derivation of the isobaric partition function of lattice hard rods with arbitrary nearest-neighbor and long-range interactions. Free energy…”
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Magnetoelectric Tuning of Pinning‐Type Permanent Magnets through Atomic‐Scale Engineering of Grain Boundaries by Ye, Xinglong, Yan, Fengkai, Schäfer, Lukas, Wang, Di, Geßwein, Holger, Wang, Wu, Chellali, Mohammed Reda, Stephenson, Leigh T., Skokov, Konstantin, Gutfleisch, Oliver, Raabe, Dierk, Hahn, Horst, Gault, Baptiste, Kruk, Robert

“…Pinning‐type magnets with high coercivity at high temperatures are at the core of thriving clean‐energy technologies. Among these, Sm2Co17‐based magnets are…”
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Giant voltage-induced modification of magnetism in micron-scale ferromagnetic metals by hydrogen charging by Ye, Xinglong, Singh, Harish K., Zhang, Hongbin, Geßwein, Holger, Chellali, Mohammed Reda, Witte, Ralf, Molinari, Alan, Skokov, Konstantin, Gutfleisch, Oliver, Hahn, Horst, Kruk, Robert

“…Owing to electric-field screening, the modification of magnetic properties in ferromagnetic metals by applying small voltages is restricted to a few atomic…”
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High entropy alloy nanocomposites produced by high pressure torsion by Taheriniya, Shabnam, Davani, Farnaz A., Hilke, Sven, Hepp, Marco, Gadelmeier, Christian, Chellali, Mohammed Reda, Boll, Torben, Rösner, Harald, Peterlechner, Martin, Gammer, Christoph, Divinski, Sergiy V., Butz, Benjamin, Glatzel, Uwe, Hahn, Horst, Wilde, Gerhard

“…High-pressure torsion was applied to join two disks of single-phase equiatomic fcc CoCrFeMnNi and bcc HfNbTaTiZr high entropy alloys (HEAs). After 15…”
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Atomic mapping of Li:ZnO thin films and its spectroscopic analysis by Kadari, Ali sadek, Ech-Chergui, Abdelkader Nebatti, Mukherjee, Sanat Kumar, Velasco, Leonardo, Singh, Rajan Kumar, Mohamedi, Mohamed walid, Akyildiz, Erdal, Zoukel, Abdelhalim, Driss-Khodja, Kouider, Amrani, Bouhalouane, Reda Chellali, Mohammed

“…[Display omitted] •Undoped and Li-doped ZnO thin films were obtained by syringe pump spray pyrolysis technique.•Films were examined with SEM, EDX, XPS, Raman,…”
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Direct Conversion of CO2 to Multi‐Layer Graphene using Cu–Pd Alloys by Molina‐Jirón, Concepción, Chellali, Mohammed Reda, Kumar, C. N. Shyam, Kübel, Christian, Velasco, Leonardo, Hahn, Horst, Moreno‐Pineda, Eufemio, Ruben, Mario

“…A straightforward one‐step process was developed, in which CO2 gas is directly converted into multi‐layer graphene via atmospheric pressure chemical vapor…”
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Nano-analysis of grain boundary and triple junction transport in nanocrystalline Ni/Cu by Reda Chellali, Mohammed, Balogh, Zoltan, Schmitz, Guido

“…Nanocrystalline materials are distinguished by a high density of structural defects and grain boundaries. Due to the small grain size, a particular defect of…”
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High‐Entropy Oxides: High‐Entropy Oxides: Fundamental Aspects and Electrochemical Properties (Adv. Mater. 26/2019) by Sarkar, Abhishek, Wang, Qingsong, Schiele, Alexander, Chellali, Mohammed Reda, Bhattacharya, Subramshu S., Wang, Di, Brezesinski, Torsten, Hahn, Horst, Velasco, Leonardo, Breitung, Ben

“…In article 1806236, Horst Hahn, Leonardo Velasco, Ben Breitung, and co‐workers highlight developments in the area of high‐entropy oxides, which have been the…”
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Nucleation and growth behavior of multicomponent secondary phases in entropy-stabilized oxides by Dupuy, Alexander D., Chellali, Mohammed Reda, Hahn, Horst, Schoenung, Julie M.

“…The rocksalt structured (Co,Cu,Mg,Ni,Zn)O entropy-stabilized oxide (ESO) exhibits a reversible phase transformation that leads to the formation of Cu-rich…”
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Structural and Compositional Analyses of Spray Pyrolysis α-Lanthanum Sulphide (α-La2S3) Thin Films by Tair, Sabrina, Ech-Chergui, Abdelkader Nebatti, Mukherjee, Sanat Kumar, Boukhachem, Abdelwaheb, Singh, Rajan Kr, Benaioun, Noureddine, Guezzoul, M’hamed, Chellali, Mohammed Reda, Zoukel, Abdelhalim, Boussahoul, Fares, Driss-Khodja, Kouider, Amrani, Bouhalouane

“…This article describes the first syringe pump spray pyrolysis synthesis of orthorhombic lanthanum sesquisulfide (α-La 2 S 3 ) thin films. Two precursors…”
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Cu-Zr nanoglasses: Atomic structure, thermal stability and indentation properties by Nandam, Sree Harsha, Ivanisenko, Yulia, Schwaiger, Ruth, Śniadecki, Zbigniew, Mu, Xiaoke, Wang, Di, Chellali, Reda, Boll, Torben, Kilmametov, Askar, Bergfeldt, Thomas, Gleiter, Herbert, Hahn, Horst

“…The structure of Cu50Zr50 metallic nanoglasses, their thermal stability and mechanical performance are studied in the present paper. Elemental segregation of…”
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