737 |
|
We have computed translational diffusion coefficients for lipid |
738 |
|
molecules from the mean square displacement, |
739 |
|
\begin{eqnarray} |
740 |
< |
\langle {|\left({\bf r}_{i}(t) - {\bt r}_{i}(0) \right)|}^2 \rangle \\ \\ |
740 |
> |
\langle {|\left({\bf r}_{i}(t) - {\bf r}_{i}(0) \right)|}^2 \rangle \\ \\ |
741 |
|
& = & 6Dt |
742 |
|
\end{eqnarray} |
743 |
|
of the lipid bodies. The values of the translational diffusion |
776 |
|
\begin{tabular}{lccc} |
777 |
|
\hline |
778 |
|
$\sigma_h / d$ & $\theta_h (\mu s^{-1})$ & $\theta_b (1/fs)$ & $D ( |
779 |
< |
\times 10^{-11} m^2 s^{-1} \\ |
779 |
> |
\times 10^{-11} m^2 s^{-1}) \\ |
780 |
|
\hline |
781 |
|
1.20 & $0.206(1) $ & $0.0175(5) $ & $0.43(1)$ \\ |
782 |
|
1.28 & $0.179(2) $ & $0.055(2) $ & $5.91(3)$ \\ |