Webb12 apr. 2024 · We studied the relationship between the lattice constant and magnetism of L 1 0-ordered FePt under high pressure by means of first-principles calculations and synchrotron x-ray measurements.Based on our calculations, we found that the c/a ratio shows a local maximum at ∼20 GPa and that the Pt magnetic moment first remains … WebbMonkhorst, H.J. and Pack, J.D. (1976) Special Points for Brillouin-Zone Integrations. Physical Review B, 13, 5188-5192. http://dx.doi.org/10.1103/PhysRevB.13.5188 has been …
First-principles calculations of structural, electronic, elastic, and ...
Webb2.2. Crystal Structure Representation: One-Sided Mapping. A crystal model of a material includes a parallelepiped unit cell defined by three basis vectors, a →, b →, and c →, a … Webb8 juli 2010 · The geometric, electronic and magnetic properties of the three metallic cobalt phases: hcp (α), fcc (β), and epsilon (ε) have been theoretically studied using periodic density functional calculations with generalized gradient approximation (GGA) and plane wave basis set. These results have been compared with those obtained with GGA + U … selling used laptops for cash
Electronic excitation induced non-thermal phase transition of …
WebbPhys. Rev. B 16, 1748 – Published 15 August 1977 More PDF Export Citation Abstract It is again emphasized that for all cubic lattices the method of Monkhorst and Pack … Webb计算的平均吸附能大小依赖于Pt团簇的大小和形状, 总体趋势是随着Pt原子数增多, 吸附能降低. Pt原子在 γ -Al 2 O 3 (001)表面迁移过程所需克服的迁移能垒最高值为0.51 eV. 随着 … Webb20 mars 2014 · [31] Liberman D A 2000 Phys. Rev. B 62 6851–3. Crossref Google Scholar [32] Monkhorst H J and Pack J D 1976 Phys. Rev. B 13 5188–5192. Crossref Google … selling used lathes in ri