abinit/tests/v2/Input/t39.abi

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!Input file for the anaddb code. Analysis of the DDB for BaSr(TiO3)2 FCC unit cell
!Flags
dieflag 2 ! 2=> electronic dielectric tensor only
ifcflag 1 ! Interatomic force constant flag
!Effective charges
chneut 2 ! Charge neutrality requirement for effective charges.
! 2=> imposed with weights proportional to screening)
!Interatomic force constant info
dipdip 1 ! Dipole-dipole interaction treatment
ifcana 0 ! Analysis of the IFCs
ifcout 20 ! Number of IFC's written in the output, per atom
natifc 3 ! Number of atoms in the cell for which ifc's are analysed
atifc 1 2 3 ! List of atoms
!Wavevector grid number 1 (coarse grid, from DDB)
brav 2 ! Bravais Lattice : 1-S.C., 2-F.C., 3-B.C., 4-Hex.)
ngqpt 1 1 1 ! Monkhorst-Pack indices
nqshft 2 ! number of q-points in repeated basic q-cell
q1shft 3*0.0 3*0.5
!Wavevector list number 1 (Reduced coordinates and normalization factor)
nph1l 5 ! number of phonons in list 1
qph1l 0.0 0.0 0.0 1.0
0.0 0.5 0.5 1.0
0.5 0.0 0.5 1.0
0.5 0.5 0.0 1.0
0.5 0.5 0.5 1.0
# Not the default value, to keep temporal continuity with older versions
symdynmat 0
#%%<BEGIN TEST_INFO>
#%% [setup]
#%% executable = anaddb
#%% [files]
#%% files_to_test =
#%% t39.abo, tolnlines = 0, tolabs = 0.000e+00, tolrel = 0.000e+00
#%% extra_inputs = t39.ddb.in.gz
#%% [paral_info]
#%% max_nprocs = 4
#%% [extra_info]
#%% keywords =
#%% authors = Unknown
#%% description =
#%% BaSr(TiO3)2 FCC unit cell. Show how to use only the q Gamma point
#%% to obtain symmetric IFCs using Anaddb.
#%% topics = Phonons, PhononBands
#%%<END TEST_INFO>