Meaning of 'potential characteristic length' and 'potential energy minimum
 

Hi all,

what mean by this two term that need to be defined shown in the picture attached: potential characteristic length and potential energy minimum?

Also, where can I find something like database or method to calculate for different species?

Attachment 97977

Solution
 

Hi all, you can find these data from https://doc.comsol.com/5.5/doc/com.c...ata.05.06.html

and inside this link there are different source of database of different species.
For example, http://uigelz.eecs.umich.edu/pub/data/e_reactions.pdf