TIP4P-I

The TIP4P-I (interpolated) model is a rigid planar four-site interaction potential for water, having a similar geometry to the Bernal and Fowler model, which was proposed in 1933.

Parameters

The TIP4P-I model consists of a Lennard-Jones site for the oxygen atom, and three charge sites.

$r_{\mathrm {OH} }$ (Å)	$\angle$HOH , deg	$\sigma$ (Å)	$\epsilon /k$ (K)	q(O) (e)	q(H) (e)	q(M) (e)	$r_{\mathrm {OM} }$ (Å)
0.9572	104.52	3.1630	93.90	0	0.5673	-2q(H)	0.1556