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11.5 ti.hcp(Crystalline Nonmagnetism:結晶非磁性)

It is calculated as an example of hexagonal close-packed lattice (hcp). A calculation which performs the convergence of lattice constants $a$ and $c$ is specified as an example.

六方最密格子(hcp)の例として計算する。オプションとして 格子定数$a, c$を最適化する計算する例が設定されている。


Property(性質)  
crystal structure hexagonal closed packed lattice IBRAV=4
space group No.194 $P \frac{6_{3}}{m} \frac{2}{m} \frac{2}{c}, D_{6h}^{4}$
lattice constant $a=5.57$ a.u., $c/a=1.58707$
xc potentail PW91
energy cut-offs 24 Ry, 250 Ry
k point sampling Monkhost & Pack, $4\times4\times4$, NKPT=12


next up previous contents index
Next: 11.6 co.fcc(Crystalline Magnetism:結晶磁性) Up: 11 Sample Calculation Previous: 11.4 graphite(Crystalline Nonmagnetism:結晶非磁性)
Copyright (C), Tatsuki Oda (oda@cphys.s.kanazawa-u.ac.jp, Kanazawa University)