[CP2K:4969] SE MD in CP2K
bharat
bharats... at gmail.com
Mon Feb 24 16:28:48 UTC 2014
Hello Juerg,
I have run SE-MD simulation with PM3 method. I run NVT calculation for 5ps.
I set up the input including your suggestions and whatever mention in your
paper. I again have same problem. I started with PM3 optimized structure
(The initial coordinates are used from
http://pubs.acs.org/doi/abs/10.1021/jz401931f ).
I am missing some key controls in my input. Input file and movie of
trajectory are found here
https://drive.google.com/folderview?id=0B56PcAs22G9NVFFkWDBtbzU1c0k&usp=sharing
.
Thank you.
Sincerely,
Bharat Sharma
@SET CURR_I 01
#@SET SEED 1000
&EXT_RESTART
RESTART_FILE_NAME ./wt_bk_PM301-1.restart
&END EXT_RESTART
#
#&EXT_RESTART
# RESTART_DEFAULT TRUE
# RESTART_FILE_NAME wt_bk_AM101-1.restart
# RESTART_COUNTERS TRUE
# RESTART_POS TRUE
# RESTART_VEL TRUE
# RESTART_RANDOMG TRUE
#&END EXT_RESTART
&GLOBAL
PROGRAM_NAME CP2K
PROJECT_NAME wt_bk_PM3${CURR_I}
RUN_TYPE MD
# SEED ${SEED}
PREFERRED_FFT_LIBRARY FFTW
# ECHO_INPUT YES
PRINT_LEVEL LOW
SAVE_MEM
&END GLOBAL
&MOTION
# &PRINT
# &FORCES
# FORMAT XMOL
# &END FORCES
# &END PRINT
&MD
ENSEMBLE NVT
STEPS 10000
TIMESTEP 0.50
TEMPERATURE 300
&THERMOSTAT
TYPE NOSE
REGION MASSIVE
&NOSE
LENGTH 3
YOSHIDA 3
TIMECON 100
MTS 2
&END NOSE
&END THERMOSTAT
&THERMAL_REGION
&PRINT
&TEMPERATURE
&EACH
MD 1
&END EACH
&END TEMPERATURE
&END PRINT
&END THERMAL_REGION
&PRINT
&ENERGY
&EACH
MD 1
&END EACH
&END ENERGY
&END PRINT
&END MD
&PRINT
&RESTART
&EACH
MD 1
&END EACH
&END RESTART
&RESTART_HISTORY OFF
&END RESTART_HISTORY
&TRAJECTORY LOW
FORMAT XYZ
&EACH
MD 1
&END EACH
&END TRAJECTORY
&VELOCITIES OFF
&END VELOCITIES
&FORCES
&END FORCES
&END PRINT
&END MOTION
&FORCE_EVAL
METHOD QS
&DFT
&SCF
SCF_GUESS ATOMIC
EPS_SCF 1.0E-7
MAX_SCF 5000
&OUTER_SCF
MAX_SCF 5000
&END OUTER_SCF
&OT T
# Mingshun's scheme for PM6
PRECONDITIONER FULL_ALL
MINIMIZER DIIS
N_DIIS 9
&END OT
&PRINT
&RESTART
&EACH
MD 1
&END EACH
&END RESTART
&RESTART_HISTORY OFF
&END RESTART_HISTORY
&END PRINT
&END SCF
&QS
METHOD PM3
# My scheme
EPS_DEFAULT 1.0E-12
EXTRAPOLATION ASPC
EXTRAPOLATION_ORDER 3
&SE
# &PARAMETER
# @INCLUDE PARAM
# &END PARAMETER
&COULOMB
CUTOFF 12.0
RC_RANGE 0.5
# RC_TAPER 2
&END COULOMB
&SCREENING
RC_RANGE 0.5
&END SCREENING
&LR_CORRECTION
CUTOFF 6.0
RC_RANGE 0.5
&END LR_CORRECTION
&EXCHANGE
CUTOFF 8.0
RC_RANGE 0.5
&END EXCHANGE
&END SE
&END QS
&MGRID
COMMENSURATE
# CUTOFF 280
&END MGRID
&POISSON
POISSON_SOLVER PERIODIC
PERIODIC XYZ
&EWALD
&MULTIPOLES
MAX_MULTIPOLE_EXPANSION QUADRUPOLE
&END MULTIPOLES
EWALD_TYPE EWALD
ALPHA 0.5
GMAX 25
RCUT 6.4
&END EWALD
&END POISSON
&PRINT
&E_DENSITY_CUBE
&EACH
MD 1
&END EACH
&END E_DENSITY_CUBE
&END PRINT
&END DFT
&SUBSYS
&CELL
ABC 12.4138 12.4138 12.4138
PERIODIC XYZ
&END CELL
&COORD
----------------------------------------------
----------------------------------------------
----------------------------------------------
&END COORD
&END SUBSYS
&END FORCE_EVAL
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