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#1 2018-06-01 13:26:35

shuoshuo
Member
From: Beijing Normal University
Registered: 2017-10-18
Posts: 35

Which unit used for gradients?

Dear developers,
       Which is the unit of gradients used in molcas &ALASKA, hartree/bohr or hartree/Å ? I couldn't find description this information in output file or manual.

 **************************************************
 *                                                *
 *              Molecular gradients               *
 *                                                *
 **************************************************
 
  Irreducible representation: a  
 ---------------------------------------------------------
                     X             Y             Z        
 ---------------------------------------------------------
  C1                      0.07687067         -0.01596534          0.09603736
  C2                     -0.02335835         -0.00485982         -0.06873434
  C3                     -0.04927797          0.06361943          0.05583578
  H4                     -0.02690110          0.00259891          0.03572871
  C5                     -0.00105922         -0.07561976         -0.05704816
  H6                      0.04281113          0.06782157          0.07791873
  H7                     -0.06240119         -0.00838447         -0.02056544
  H8                     -0.03959483          0.00129941         -0.00830524
  C9                      0.03632490          0.03878776         -0.12890465
  H10                    -0.01253864          0.00143491         -0.01016862
  H11                    -0.00671917         -0.02002258          0.02886303
  H12                     0.02638371         -0.04675348          0.04185348
  O13                     0.02366981         -0.02049192         -0.00797789
  O14                     0.00008999          0.03019936         -0.07840869
  H15                     0.01570024         -0.01366397          0.04387594
 ---------------------------------------------------
  Irreducible representation: a  
 ---------------------------------------------------------
                     X             Y             Z        
 ---------------------------------------------------------
  C1                      6.45503358          1.45534676         -2.28297294
  C2                     -5.51801094         -1.71529150          2.18034511
  C3                     -0.86634370          4.04626385         -6.27550771
  H4                      0.03607797         -0.17727214          0.02180729
  C5                      0.23477288         -0.29401481          0.77254751
  H6                     -0.24136345         -0.21043318          0.19155520
  H7                      0.01933071         -0.13382730          0.17241606
  H8                      0.29386002         -0.16745962         -0.10075147
  C9                     -0.31810879         -0.56429879          0.24151162
  H10                     0.15634151         -0.12359111         -0.03327053
  H11                     0.02186032          0.02612875          0.07387123
  H12                    -0.08382624         -0.06995454          0.19089708
  O13                     0.47482080         -2.12620109          4.91427971
  O14                    -0.71509971          0.16005746          0.08194059
  H15                     0.05065504         -0.10545274         -0.14866875
 ---------------------------------------------------
 
               norm:      13.2204

Best,
shuo

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#2 2018-06-01 15:47:40

Ignacio
Administrator
From: Uppsala
Registered: 2015-11-03
Posts: 1,085

Re: Which unit used for gradients?

Atomic units: hartree/bohr

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#3 2018-06-01 15:55:04

shuoshuo
Member
From: Beijing Normal University
Registered: 2017-10-18
Posts: 35

Re: Which unit used for gradients?

Thanks! smile

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