Commit 54429676 authored by Silvia Chiacchiera's avatar Silvia Chiacchiera

Use of tin-foil BCs specified

in both .rst and .pdf manual. Sentence about epsilon_r rephrased
parent 6ea444f3
......@@ -64,10 +64,9 @@ The Kirkwood number for a pure system is
:math:`g_k=\frac{\langle\vec{P}^2\rangle}{N_{mol}\langle \vec{p}^2\rangle}`,
where :math:`\langle\dots\rangle` indicates an average over trajectories.
If the dipoles' orientations are not correlated, then :math:`g_k\simeq 1`.
Also, an estimate for the relative dielectric permittivity of the medium is obtained from linear response
Also, the relative dielectric permittivity of the medium is calculated from linear response
theory: :math:`\epsilon_r= 1 + \frac{4 \pi}{3} l_B \frac{\langle\vec{P}^2\rangle}{V}`,
where :math:`l_B` is Bjerrum length.
where :math:`l_B` is Bjerrum length and tin-foil boundary conditions are used.
Background Information
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