--- trunk/nanoglass/experimental.tex	2007/09/27 18:45:55	3233
+++ trunk/nanoglass/experimental.tex	2007/10/04 21:11:58	3247
@@ -63,13 +63,14 @@ that must be tuned to give experimentally relevant sim
 that must be tuned to give experimentally relevant simulations.
 \begin{figure}[htbp]
 \centering
-\includegraphics[width=\linewidth]{images/stochbound.pdf}
+\includegraphics[width=5in]{images/stochbound.pdf}
 \caption{Methodology used to mimic the experimental cooling conditions
 of a hot nanoparticle surrounded by a solvent.  Atoms in the core of
 the particle evolved under Newtonian dynamics, while atoms that were
 in the outer skin of the particle evolved under Langevin dynamics.
-The radial cutoff between the two dynamical regions was set to 4 {\AA}
-smaller than the original radius of the liquid droplet.}
+The radius of the spherical region operating under Newtonian dynamics,
+$r_\textrm{Newton}$ was set to be 4 {\AA} smaller than the original
+radius ($R$) of the liquid droplet.}
 \label{fig:langevinSketch}
 \end{figure}
 
@@ -145,13 +146,15 @@ cooling rate described by the heat-transfer equations
 simulation can then be tuned by changing the effective solvent
 viscosity ($\eta$) until the nanoparticle cooling rate matches the
 cooling rate described by the heat-transfer equations
-(\ref{eq:heateqn}). The effective solvent viscosity (in poise) for a G
-of $87.5\times 10^{6}$ $(\mathrm{Wm^{-2}K^{-1}})$ is 0.17, 0.20, and
-0.22 for 20 {\AA}, 30 {\AA}, and 40 {\AA} particles, respectively. The
-effective solvent viscosity (again in poise) for an interfacial
-conductance of $117\times 10^{6}$ $(\mathrm{Wm^{-2}K^{-1}})$ is 0.23,
-0.29, and 0.30 for 20 {\AA}, 30 {\AA} and 40 {\AA} particles.  Cooling
-traces for each particle size are presented in
+(\ref{eq:heateqn}). The effective solvent viscosity (in Pa s) for a G
+of $87.5\times 10^{6}$ $(\mathrm{Wm^{-2}K^{-1}})$ is $4.2 \times
+10^{-6}$, $5.0 \times 10^{-6}$, and
+$5.5 \times 10^{-6}$ for 20 {\AA}, 30 {\AA}, and 40 {\AA} particles, respectively. The
+effective solvent viscosity (again in Pa s) for an interfacial
+conductance of $117\times 10^{6}$ $(\mathrm{Wm^{-2}K^{-1}})$ is $5.7
+\times 10^{-6}$, $7.2 \times 10^{-6}$, and $7.5 \times 10^{-6}$
+for 20 {\AA}, 30 {\AA} and 40 {\AA} particles.  Cooling traces for
+each particle size are presented in
 Fig. \ref{fig:images_cooling_plot}. It should be noted that the
 Langevin thermostat produces cooling curves that are consistent with
 Newtonian (single-exponential) cooling, which cannot match the cooling
@@ -167,17 +170,15 @@ nanoparticles.
 
 \begin{figure}[htbp]
 \centering
-\includegraphics[width=\linewidth]{images/cooling_plot.pdf}
+\includegraphics[width=5in]{images/cooling_plot.pdf}
 \caption{Thermal cooling curves obtained from the inverse Laplace
 transform heat model in Eq. \ref{eq:laplacetransform} (solid line) as
 well as from molecular dynamics simulations (circles).  Effective
-solvent viscosities of 0.23-0.30 poise (depending on the radius of the
-particle) give the best fit to the experimental cooling curves. 
-%Since
-%this viscosity is substantially in excess of the viscosity of liquid
-%water, much of the thermal transfer to the surroundings is probably
-%due to the capping agent.
-}
+solvent viscosities of 4.2-7.5 $\times 10^{-6}$ Pa s (depending on the
+radius of the particle) give the best fit to the experimental cooling
+curves.  This viscosity suggests that the nanoparticles in these
+experiments are surrounded by a vapor layer (which is a reasonable
+assumptions given the initial temperatures of the particles).  }
 \label{fig:images_cooling_plot}
 \end{figure}
 
@@ -256,10 +257,10 @@ structural features associated with bulk glass formati
 
 \begin{figure}[htbp]
 \centering
-\includegraphics[width=\linewidth]{images/cross_section_array.jpg}
+\includegraphics[width=5in]{images/cross_section_array.jpg}
 \caption{Cutaway views of 30 \AA\ Ag-Cu nanoparticle structures for
 random alloy (top) and Cu (core) / Ag (shell) initial conditions
 (bottom).  Shown from left to right are the crystalline, liquid
 droplet, and final glassy bead configurations.}
-\label{fig:q6}
+\label{fig:cross_sections}
 \end{figure}
