quantum-espresso/tests/neb2-H2+H-symm.in

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&CONTROL
calculation = "neb",
prefix = "symmetric_H2+H"
/
&SYSTEM
ibrav = 0,
celldm(1) = 1.D0,
nat = 3,
ntyp = 1,
ecutwfc = 20.0D0,
ecutrho = 100.0D0,
nspin = 2,
starting_magnetization = 0.5D0,
occupations = "smearing",
degauss = 0.03D0,
/
&ELECTRONS
conv_thr = 1.D-8,
mixing_beta = 0.3D0,
/
&IONS
ds = 2.D0,
opt_scheme = "broyden",
num_of_images = 8,
k_max = 0.3D0,
k_min = 0.2D0,
pot_extrapolation = "second_order",
wfc_extrapolation = "second_order",
path_thr = 0.2D0,
/
ATOMIC_SPECIES
H 1.00794 HUSPBE.RRKJ3
ATOMIC_POSITIONS { bohr }
first_image
H -4.56670009 0.00000000 0.00000000 1 0 0
H 0.00000000 0.00000000 0.00000000 0 0 0
H 1.55776676 0.00000000 0.00000000 1 0 0
last_image
H -1.55776676 0.00000000 0.00000000
H 0.00000000 0.00000000 0.00000000
H 4.56670009 0.00000000 0.00000000
K_POINTS { gamma }
CELL_PARAMETERS { cubic }
12.00000 0.00000 0.00000
0.00000 5.00000 0.00000
0.00000 0.00000 5.00000