| 114 |
|
|
| 115 |
|
\begin{figure}[htb] |
| 116 |
|
\centering |
| 117 |
< |
\includegraphics[width=\linewidth]{lipidMM} |
| 118 |
< |
\caption{The molecular structure of a DPPC molecule and the |
| 119 |
< |
coars-grained model for PC molecules.\label{fig:lipidMM}} |
| 117 |
> |
\includegraphics[width=\linewidth]{lipidModels} |
| 118 |
> |
\caption{Three different representations of DPPC lipid molecules, |
| 119 |
> |
including the chemical structure, an atomistic model, and the |
| 120 |
> |
head-body ellipsoidal coarse-grained model used in this |
| 121 |
> |
work.\label{fig:lipidModels}} |
| 122 |
|
\end{figure} |
| 123 |
|
|
| 124 |
|
Spheres interact each other with Lennard-Jones potential |
| 216 |
|
the strength parameter is adjusted by the suggestion of |
| 217 |
|
\cite{Cleaver96}. All potentials are truncated at $25$ \AA\ and |
| 218 |
|
shifted at $22$ \AA. |
| 219 |
+ |
|
| 220 |
+ |
\begin{figure}[htb] |
| 221 |
+ |
\centering |
| 222 |
+ |
\includegraphics[height=4in]{lipidModel} |
| 223 |
+ |
\caption{The parameters defining the behavior of the lipid |
| 224 |
+ |
models. $\sigma_h / \sigma_0$ is the ratio of the head group to body |
| 225 |
+ |
diameter. Molecular bodies all had an aspect ratio of 3.0. The |
| 226 |
+ |
dipolar strength (and the temperature and pressure) wer the only other |
| 227 |
+ |
parameters that wer varied systematically.\label{fig:lipidModel}} |
| 228 |
+ |
\end{figure} |
| 229 |
|
|
| 230 |
|
\section{Experiment} |
| 231 |
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\label{sec:experiment} |
