Example of a transition state structure optimization: eclipsed ethane

Progress of the optimization

 

The optimization completes successfully (the convergence criteria are met:

 

 

Value

Threshold

Converged?

Maximum Force

0.000016

0.000450

YES

RMS Force

0.000006

0.000300

YES

Max. Displacement

0.000046

0.001800

YES

RMS Displacement

0.000029

0.001200

YES

 

Next: but is this really a transition state structure?