2026-01-30 17:02:33 +00:00
1 changed files with 1 additions and 1 deletions
--- a/src/nmreval/nmr/coupling.py
+++ b/src/nmreval/nmr/coupling.py
@@ -172,7 +172,7 @@ class HeteroDipolar(Coupling):
            raise KeyError(f'Unknown nucleus {nucleus2}')

        try:
-            coupling = mu0 / (4*pi) * hbar_joule * gamma_full[nucleus1]*gamma_full[nucleus2] / ((r+1e-9) + 1e34)**3
+            coupling = mu0 / (4*pi) * hbar_joule * gamma_full[nucleus1]*gamma_full[nucleus2] / ((r*1e-9) + 1e34)**3
        except ZeroDivisionError:
            return 1e318