<div dir="ltr">Dear Marcella,<div><br></div><div>Thanks you for your reply. I have understand now.</div><div><br></div><div><div> <b><i> &COLVAR</i></b></div><div><b><i>    &COORDINATION</i></b></div><div><b><i>     ATOMS_FROM 1</i></b></div><div><b><i>     ATOMS_TO 2 3</i></b></div><div><b><i>     R_0 2.3</i></b></div><div><b><i>    &END COORDINATION</i></b></div></div><div><br></div><div> I can understand the section above that the "number" of atoms of type 2 <b><i>and type 3</i></b> that are within a given radius (2.3) from atoms of type 1, in average, right??</div><div><br></div><div> Furthermore, the output results included a file "***-COLVAR.metadynLog",</div><div><div> <i> 0.00000000    1.61674    0.00000    0.00000    0.00000    0.00000</i></div><div><i>   0.50000000    1.61884    0.00000    0.00000    0.00000    0.00000</i></div><div><i>   1.00000000    1.61648    0.00000    0.00000    0.00100    0.00000</i></div><div><i>   1.50000000    1.60987   -0.01564    0.00000    0.00095    0.00000</i></div><div><i>   2.00000000    1.59765   -0.03022    0.00000    0.00164    0.00000</i></div><div><i>   2.50000000    1.57905   -0.04642    0.00000    0.00082    0.00000</i></div><div><i>   3.00000000    1.55352   -0.01078    0.00000    0.00109    0.00000</i></div><div><i>   3.50000000    1.52892   -0.02935    0.00000    0.00047    0.00000</i></div><div><i>   4.00000000    1.50514   -0.00649    0.00000    0.00105    0.00000</i></div><div><i>   4.50000000    1.48856   -0.03022    0.00000    0.00071    0.00000</i></div><div><i>   5.00000000    1.47702   -0.02630    0.00000    0.00137    0.00000</i></div><div><i>   0.00000000    1.61674    0.00000    0.00000    0.00000    0.00000</i></div><div><i>   0.50000000    1.61884    0.00000    0.00000    0.00000    0.00000</i></div><div><i>   1.00000000    1.61648    0.00000    0.00000    0.00100    0.00000</i></div><div><i>   1.50000000    1.60987   -0.01564    0.00000    0.00095    0.00000</i></div><div><i>   2.00000000    1.59765   -0.03022    0.00000    0.00164    0.00000</i></div><div><i>   2.50000000    1.57905   -0.04642    0.00000    0.00082    0.00000</i></div><div><i>   3.00000000    1.55352   -0.01078    0.00000    0.00109    0.00000</i></div><div><i>   3.50000000    1.52892   -0.02935    0.00000    0.00047    0.00000</i></div><div><i>   4.00000000    1.50514   -0.00649    0.00000    0.00105    0.00000</i></div><div><i>   4.50000000    1.48856   -0.03022    0.00000    0.00071    0.00000</i></div><div><i>   5.00000000    1.47702   -0.02630    0.00000    0.00137    0.00000</i></div><div><i>......</i></div><div><br></div><div><br></div><div>and a file "***-HILLS.metadynLog"</div><div><br></div><div><div> <i>     1.0    1.61648    0.02000    0.00100</i></div><div><i>     2.0    1.59765    0.02000    0.00100</i></div><div><i>     3.0    1.55352    0.02000    0.00100</i></div><div><i>     4.0    1.50514    0.02000    0.00100</i></div><div><i>     5.0    1.47702    0.02000    0.00100</i></div><div><i>     1.0    1.61648    0.02000    0.00100</i></div><div><i>     2.0    1.59765    0.02000    0.00100</i></div><div><i>     3.0    1.55352    0.02000    0.00100</i></div><div><i>     4.0    1.50514    0.02000    0.00100</i></div><div><i>     5.0    1.47702    0.02000    0.00100</i></div><div><i>     6.0    1.47374    0.02000    0.00100</i></div><div><i>     7.0    1.49936    0.02000    0.00100</i></div><div><i>     8.0    1.57313    0.02000    0.00100</i></div><div><i>     9.0    1.64781    0.02000    0.00100</i></div><div><i>    10.0    1.69384    0.02000    0.00100</i></div><div><i>    11.0    1.68170    0.02000    0.00100</i></div><div><i>    12.0    1.61092    0.02000    0.00100</i></div><div><i>    13.0    1.51437    0.02000    0.00100</i></div><div><i>    14.0    1.44559    0.02000    0.00100</i></div><div><i>    15.0    1.39573    0.02000    0.00100</i></div><div><i>    16.0    1.40930    0.02000    0.00100</i></div><div><i>    17.0    1.48566    0.02000    0.00100</i></div><div><i>    18.0    1.58976    0.02000    0.00100</i></div><div><i>    19.0    1.68096    0.02000    0.00100</i></div><div><i>    20.0    1.72275    0.02000    0.00100</i></div><div><i>    21.0    1.70510    0.02000    0.00100</i></div><div><i>    22.0    1.62193    0.02000    0.00100</i></div><div><i>    23.0    1.50355    0.02000    0.00100</i></div><div><i>    24.0    1.40440    0.02000    0.00100</i></div></div><div><i>.......</i></div><div><br></div><div>But I don't understand what does every column stand for? Would you help me? How can I get the figure of FES VS CV? </div><div><br></div><div>Thanks.</div><div><br></div><div>Ning</div><div><br></div><br>在 2015å¹´9月8日星期二 UTC+8下åˆ3:22:25,Marcella Iannuzzi写é“:<blockquote class="gmail_quote" style="margin:0;margin-left:0.8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Dear .....<div><br></div><div>Every COLVAR has different keywords depending on its functional definition.</div><div>In the specific case, the coordination is defined as the "number" of atoms of type 2 that are within a given radius from atoms of type 1, in average.</div><div>Regards</div><div>Marcella<br><br>On Monday, September 7, 2015 at 1:02:24 PM UTC+2, <a>ning....@gmail.com</a> wrote:<blockquote class="gmail_quote" style="margin:0;margin-left:0.8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I am newer for the cp2k. I am studying the metadynamics method. I noted that colvars section in the input files includes the keywords atoms_from and atoms_to. I don't understand what does it mean? what does the R_0 stand for?? For example, see the bold text<div><br></div><div><div>&FORCE_EVAL</div><div> METHOD Quickstep</div><div> &DFT</div><div>  BASIS_SET_FILE_NAME BASIS_SET</div><div>  POTENTIAL_FILE_NAME POTENTIAL</div><div>  &MGRID</div><div>   CUTOFF 200</div><div>  &END MGRID</div><div>  &QS</div><div>  &END QS</div><div>  &SCF</div><div>   SCF_GUESS ATOMIC</div><div>  &END SCF</div><div>  &XC</div><div>   &XC_FUNCTIONAL Pade</div><div>   &END XC_FUNCTIONAL</div><div>  &END XC</div><div> &END DFT</div><div> &SUBSYS</div><div>  &CELL</div><div>   ABC 5.0 5.0 5.0</div><div>  &END CELL</div><div>  &COORD</div><div>  O  0.000000   0.000000  -0.065587</div><div>  H  0.000000  -0.757136   0.520545</div><div>  H  0.000000   0.757136   0.520545</div><div>  &END COORD</div><div>  &KIND H</div><div>   BASIS_SET DZVP-GTH-PADE</div><div>   POTENTIAL GTH-PADE-q1</div><div>  &END KIND</div><div>  &KIND O</div><div>   BASIS_SET DZVP-GTH-PADE</div><div>   POTENTIAL GTH-PADE-q6</div><div>  &END KIND</div><div>  <b><i> &COLVAR</i></b></div><div><b><i>    &COORDINATION</i></b></div><div><b><i>     ATOMS_FROM 1</i></b></div><div><b><i>     ATOMS_TO 2 3</i></b></div><div><b><i>     R_0 2.3</i></b></div><div><b><i>    &END COORDINATION</i></b></div><div>  &END COLVAR</div><div> &END SUBSYS</div><div>&END FORCE_EVAL</div><div>&GLOBAL</div><div> PROJECT H2O-meta_coord</div><div> RUN_TYPE MD</div><div> PRINT_LEVEL LOW</div><div>&END GLOBAL</div><div>&MOTION</div><div> &MD</div><div>  ENSEMBLE NVT</div><div>  STEPS 10000</div><div>  TIMESTEP 0.5</div><div>  TEMPERATURE 300.0</div><div>  &THERMOSTAT</div><div>   &NOSE</div><div>    LENGTH 3</div><div>    YOSHIDA 3</div><div>    TIMECON 100.0</div><div>    MTS 2</div><div>   &END NOSE</div><div>  &END</div><div> &END MD</div><div> &FREE_ENERGY</div><div>  &METADYN</div><div>   DO_HILLS</div><div>   NT_HILLS 2</div><div>   WW 1.0e-3</div><div>   &METAVAR</div><div>    SCALE 0.02</div><div>    COLVAR 1</div><div>   &END METAVAR</div><div>   &PRINT</div><div>    &COLVAR</div><div>      COMMON_ITERATION_LEVELS 3</div><div>    &END</div><div>    &HILLS</div><div>      COMMON_ITERATION_LEVELS 3</div><div>    &END</div><div>   &END</div><div>  &END METADYN</div><div> &END</div><div>&END MOTION</div></div><div><br></div><div>Any provides are welcome.</div><div><br></div></div></blockquote></div></div></blockquote></div></div>