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[ÇóÖú] VASP MD µÃµ½ amorphous½á¹¹ÒÑÓÐ1È˲ÎÓë

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INCAR file£º
# General parameters for this run
System= SnO2
NCORE = 12
# Electronic specification

PREC  = Normal    ! standard precision, we recomend the use of PREC = Normal
ENCUT = 150       ! cutoff should be set manually, smaller if ultra-large supercell
ISMEAR= 0
SIGMA = 0.01
LREAL = Auto      ! Real space to spped up for large molecular dynamics runs
ALGO  = Very Fast ! For large molecular dynamics runs
NELMIN= 4         ! Set minimum steps of electronic optimization
EDIFF = 1E-3      ! Do not use default, too much drift

# MD related
# NpT

ISYM  = 0         ! strongly recommened for MD, no symmertry
IBRION= 0         ! molecular dynamics
NSW   = 7500      ! 7500 steps
POTIM = 2         ! timestep 2 fs

# SMASS = -1        ! Nose Hoover thermostat
ISIF  = 3
MDALGO= 3         !
TEBEG = 3000
TEEND = 300       ! temperature
PSTRESS= 0.001

# Output control

NBLOCK= 50        ! XDATCAR updated every 50 steps
NWRITE = 0        ! For MD, use NWRITE = 0 or NWRITE = 1
LCHARG = .FALSE.
LWAVE  = .FALSE.
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ÎÒÒ²ÊDzéµÄmanualÉèÖõġ£ÓÐЩ²ÎÊý²»ÖªµÀÔõôÉèÖþÍleave it default. NpTÒªÔõôÉèÖã¿
1. Set the standard MD-related tags: IBRION=0, TEBEG, POTIM, and NSW.
2. Set ISIF=3 to allow for relaxation of the cell volume and shape. At the moment, dynamics with fixed volume+variable shape (ISIF=4) or fixed shape+variable volume (ISIF=7) are not available.
3. Set MDALGO=3 to invoke the Langevin thermostat.
4. Specify friction coefficients for all species in the POSCAR file, by means of the LANGEVIN_GAMMA-tag.
5. Specify a separate set of friction coefficient for the lattice degrees-of-freedom, using the LANGEVIN_GAMMA_L-tag.
6. Set a mass for the lattice degrees-of-freedom, using the PMASS-tag.
7. Optionally, one may define an external pressure (in kB), by means of the PSTRESS-tag.
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MDALGO = 3
ISIF  = 3
PSTRESS = 0.001
9Â¥2020-02-03 02:09:37
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ÎÒÒ²ÊDzéµÄmanualÉèÖõġ£ÓÐЩ²ÎÊý²»ÖªµÀÔõôÉèÖþÍleave it default. NpTÒªÔõôÉèÖã¿
1. Set the standard MD-related tags: IBRION=0, TEBEG, POTIM, and NSW.
2. Set ISIF=3 to allow for relaxation of the cell volume and shape. At the moment, dynamics with fixed volume+variable shape (ISIF=4) or fixed shape+variable volume (ISIF=7) are not available.
3. Set MDALGO=3 to invoke the Langevin thermostat.
4. Specify friction coefficients for all species in the POSCAR file, by means of the LANGEVIN_GAMMA-tag.
5. Specify a separate set of friction coefficient for the lattice degrees-of-freedom, using the LANGEVIN_GAMMA_L-tag.
6. Set a mass for the lattice degrees-of-freedom, using the PMASS-tag.
7. Optionally, one may define an external pressure (in kB), by means of the PSTRESS-tag
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