Пример #1
0
sys.path.insert(
    0, '/home/david/Work/DFT-Surface-Science/sublattice-method/funcs')
from funcs import rep, rot, lsave, genPOSCAR
ncr = range(3, 20)

for nc in ncr:
    lvecs = np.genfromtxt('../in/_lvecs')
    bases = np.genfromtxt('../in/_bases')
    zn1, zn2, o1, o2 = bases
    na = 2
    nb = 2
    ncl = int(np.floor(nc / 2))
    ncu = int(np.ceil(nc / 2))

    if nc % 2 == 0:  #even
        lstzn1 = rep(zn1, lvecs, na, nb, ncu)
        lstzn2 = rep(zn2, lvecs, na, nb, ncl - 1)
        lsto1 = rep(o1 + lvecs[2], lvecs, na, nb, ncl - 1)
        lsto2 = rep(o2, lvecs, na, nb, ncl)
    else:  # odd
        lstzn1 = rep(zn1, lvecs, na, nb, ncl)
        lstzn2 = rep(zn2, lvecs, na, nb, ncl)
        lsto1 = rep(o1 + lvecs[2], lvecs, na, nb, ncl)
        lsto2 = rep(o2, lvecs, na, nb, ncl)

    lsave(lstzn1, 'Zn1')
    lsave(lstzn2, 'Zn2')
    lsave(lsto1, 'O1')
    lsave(lsto2, 'O2')

    sublats = ['Zn1', 'Zn2', 'O1', 'O2']
Пример #2
0
sys.path.insert(
    0, '/home/david/Work/DFT-Surface-Science/sublattice-method/funcs')
from funcs import rep, rot, lsave, genPOSCAR

for size in [1, 2, 3, 4, 5]:
    lvecs = np.genfromtxt('../in/_lvecs')
    bases = np.genfromtxt('../in/_bases')
    zn1, zn2, o1, o2 = bases
    na = 1 * size
    nb = 1 * size
    nc = 6
    ncl = int(np.floor(nc / 2))
    ncu = int(np.ceil(nc / 2))
    shift = nc / 4. * lvecs[2]
    if nc % 2 == 0:  #even
        lstzn1 = rep(zn1 + shift, lvecs, na, nb, ncu)
        lstzn2 = rep(zn2 + shift, lvecs, na, nb, ncl - 1)
        lsto1 = rep(o1 + lvecs[2] + shift, lvecs, na, nb, ncl - 1)
        lsto2 = rep(o2 + shift, lvecs, na, nb, ncl)
    else:  # odd
        lstzn1 = rep(zn1 + shift, lvecs, na, nb, ncl)
        lstzn2 = rep(zn2 + shift, lvecs, na, nb, ncl)
        lsto1 = rep(o1 + lvecs[2] + shift, lvecs, na, nb, ncl)
        lsto2 = rep(o2 + shift, lvecs, na, nb, ncl)

    lsave(lstzn1, 'Zn1')
    lsave(lstzn2, 'Zn2')
    lsave(lsto1, 'O1')
    lsave(lsto2, 'O2')

    #note that Zn_Ot is O_Ot alternatingly
Пример #3
0
import numpy as np
import sys

sys.path.insert(
    0, '/home/david/Work/DFT-Surface-Science/sublattice-method/funcs')
from funcs import rep, rot, lsave, genPOSCAR

lvecs = np.genfromtxt('../in/_lvecs')
bases = np.genfromtxt('../in/_bases')
zn1, zn2, o1, o2 = bases
na = 1
nb = 1
nc = 1

lstzn1 = rep(zn1, lvecs, na, nb, nc)
lstzn2 = rep(zn2, lvecs, na, nb, nc)
lsto1 = rep(o1 + lvecs[0], lvecs, na, nb, nc)
lsto2 = rep(o2, lvecs, na, nb, nc)

lsave(lstzn1, 'Zn1')
lsave(lstzn2, 'Zn2')
lsave(lsto1, 'O1')
lsave(lsto2, 'O2')

sublats = ['Zn1', 'Zn2', 'O1', 'O2']

a = np.array([lvecs[0], np.zeros(3), np.zeros(3)])
b = np.array([np.zeros(3), lvecs[1], np.zeros(3)])
c = np.array([np.zeros(3), np.zeros(3), lvecs[2]])
rng = np.arange(0.85, 1.15, 0.0125)
c = 0
Пример #4
0
sys.path.insert(0, '/home/david/Work/DFT-Surface-Science/sublattice-method/funcs')
from funcs import rep, rot, lsave, genPOSCAR

lvecs = np.genfromtxt('../in/_lvecs')
bases=np.genfromtxt('../in/_bases')
zn1,zn2,o1,o2=bases
na=1
nb=1

for nc in range(3,11):
    ncl=int(np.floor(nc/2))
    ncu=int(np.ceil(nc/2))
    shift=nc/4.*lvecs[2]

    if nc % 2 == 0: #even
        lstzn1=rep(zn1+shift,lvecs,na,nb,ncu) 
        lstzn2=rep(zn2+shift,lvecs,na,nb,ncl-1)
        lsto1=rep(o1+lvecs[2]+shift,lvecs,na,nb,ncl-1)
        lsto2=rep(o2+shift,lvecs,na,nb,ncl)
    else: # odd
        lstzn1=rep(zn1+shift,lvecs,na,nb,ncl)
        lstzn2=rep(zn2+shift,lvecs,na,nb,ncl)
        lsto1=rep(o1+lvecs[2]+shift,lvecs,na,nb,ncl)
        lsto2=rep(o2+shift,lvecs,na,nb,ncl)

    lsave(lstzn1,'Zn1')
    lsave(lstzn2,'Zn2')
    lsave(lsto1,'O1')
    lsave(lsto2,'O2')

    Zn_Ot=o1+(nc/2-0.3)*lvecs[2] + shift