[Wien] How many angstroms is a a.u.?

[Stefaan Cottenier]

>I have looked up many handbooks related to physics.But I failed to find the
relation equation
>between the angstrom and a.u..Anybody know the transforming equation?

It seems you forgot to look in the most obvious source, the
Handbook-Of-All-Handbooks, which is the wien2k Usersguide. On page 39 (most
recent version), the conversion is given. (nota bene: in the description of
case.struct, so this is a page you MUST have read...)

Stefaan