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pro vyhledávání: '"Richard Ganser"'
Publikováno v:
Advanced Materials Interfaces, Vol 11, Iss 2, Pp n/a-n/a (2024)
Abstract The phase composition of HZO thin films is critical for the ferroelectric and electrical properties of the films and the devices they are integrated into. Optimization is a major challenge since the phase formation depends significantly on m
Externí odkaz:
https://doaj.org/article/b82634f64c854f9393248e3b70bcf21e
Publikováno v:
Frontiers in Nanotechnology, Vol 4 (2022)
Fluorite-structured hafnium and zirconia require different, complementary characterization methods to identify the numerous metastable phases. This is because of the many possible positions of the oxygen ions, which are difficult to observe directly.
Externí odkaz:
https://doaj.org/article/befc6f96f559432b9f0e41834dbd3244
Publikováno v:
Physical Review Applied. 18
Publikováno v:
physica status solidi (RRL) – Rapid Research Letters. :2100636
Autor:
Ruben Alcala, Thomas Mikolajick, Luis Azevedo Antunes, Richard Ganser, Alfred Kersch, Uwe Schroeder
Publikováno v:
Applied Physics Letters. 119:082903
Perturbing tetragonal HfO2 supercells in simulation with dopants or interstitial oxygen in the context of the ferroelectric Pca21 No. 29 (oIII-phase) formation frequently leads to an unexplored, lower energetic orthorhombic crystal phase with space g