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pro vyhledávání: '"Premek Beran"'
Autor:
Johannes Häusler, Norbert Schell, Debashis Mukherji, Premek Beran, Joachim Rösler, Lukas Karge, Ralph Gilles, Andreas Stark, Pavel Strunz, Michael Hofmann
Publikováno v:
Materials Science and Engineering: A. 719:124-131
The creep deformation of precipitation hardened Co-Re-Ta-C alloys is investigated during in-situ synchrotron diffraction experiment at 1373 K. At room temperature, the alloys have a structure consisting of ϵ -Co (hcp) and metastably retained γ -Co
Autor:
Maryvonne Hervieu, Pascal Roussel, M. Nevriva, Olivier Perez, Sylvie Malo, Maud Giot, Karel Knizek, Premek Beran, Bernard Raveau
Publikováno v:
Chemistry of Materials
Chemistry of Materials, American Chemical Society, 2006, 18, pp.3225-3236. ⟨10.1021/cm060222h⟩
Chemistry of Materials, 2006, 18, pp.3225-3236. ⟨10.1021/cm060222h⟩
Chemistry of Materials, American Chemical Society, 2006, 18, pp.3225-3236. ⟨10.1021/cm060222h⟩
Chemistry of Materials, 2006, 18, pp.3225-3236. ⟨10.1021/cm060222h⟩
The superstructure of Bi 1-x Ca x MnO 3 (x = 0.4 or 0.45), which exhibits a charge/orbital-ordered state at room temperature (Tco ≈ 330 K), has been successfully determined at different temperatures using single-crystal X-ray diffraction data and t