--- trunk/electrostaticMethodsPaper/electrostaticMethods.tex 2006/04/26 14:20:17 2740 +++ trunk/electrostaticMethodsPaper/electrostaticMethods.tex 2006/04/26 15:22:09 2741 @@ -1,7 +1,7 @@ %\documentclass[prb,aps,twocolumn,tabularx]{revtex4} %\documentclass[aps,prb,preprint]{revtex4} -\documentclass[10pt]{article} -%\usepackage{endfloat} +\documentclass[11pt]{article} +\usepackage{endfloat} \usepackage{amsmath,bm} \usepackage{amssymb} \usepackage{epsf} @@ -27,7 +27,7 @@ Pairwise alternatives to the accepted standard for \\ \title{Is the Ewald summation still necessary? \\ Pairwise alternatives to the accepted standard for \\ -long-range electrostatics} +long-range electrostatics in molecular simulations} \author{Christopher J. Fennell and J. Daniel Gezelter\footnote{Corresponding author. \ Electronic mail: gezelter@nd.edu} \\ @@ -38,7 +38,7 @@ Notre Dame, Indiana 46556} \date{\today} \maketitle -%\doublespacing +\doublespacing \begin{abstract} We investigate pairwise electrostatic interaction methods and show @@ -531,7 +531,7 @@ Fig. \ref{fig:linearFit}. \begin{figure} \centering -\includegraphics[width = 3.25in]{./dualLinear.pdf} +\includegraphics[width = \linewidth]{./dualLinear.pdf} \caption{Example least squares regressions of the configuration energy differences for SPC/E water systems. The upper plot shows a data set with a poor correlation coefficient ($R^2$), while the lower plot @@ -717,7 +717,7 @@ figure \ref{fig:delE}. \begin{figure} \centering -\includegraphics[width=3.25in]{./delEplot.pdf} +\includegraphics[width=5.5in]{./delEplot.pdf} \caption{Statistical analysis of the quality of configurational energy differences for a given electrostatic method compared with the reference Ewald sum. Results with a value equal to 1 (dashed line) @@ -777,7 +777,7 @@ accumulation of the statistics from all of the system \begin{figure} \centering -\includegraphics[width=3.25in]{./frcMagplot.pdf} +\includegraphics[width=5.5in]{./frcMagplot.pdf} \caption{Statistical analysis of the quality of the force vector magnitudes for a given electrostatic method compared with the reference Ewald sum. Results with a value equal to 1 (dashed line) @@ -816,7 +816,7 @@ performs more favorably. \begin{figure} \centering -\includegraphics[width=3.25in]{./trqMagplot.pdf} +\includegraphics[width=5.5in]{./trqMagplot.pdf} \caption{Statistical analysis of the quality of the torque vector magnitudes for a given electrostatic method compared with the reference Ewald sum. Results with a value equal to 1 (dashed line) @@ -856,7 +856,7 @@ distributions of the combined set over all system type \begin{figure} \centering -\includegraphics[width=3.25in]{./frcTrqAngplot.pdf} +\includegraphics[width=5.5in]{./frcTrqAngplot.pdf} \caption{Statistical analysis of the width of the angular distribution that the force and torque vectors from a given electrostatic method make with their counterparts obtained using the reference Ewald sum. @@ -991,7 +991,7 @@ low-frequency portion of the power spectrum. \begin{figure} \centering -\includegraphics[width = 3.25in]{./vCorrPlot.pdf} +\includegraphics[width = \linewidth]{./vCorrPlot.pdf} \caption{Velocity autocorrelation functions of NaCl crystals at 1000 K using {\sc spme}, {\sc sf} ($\alpha$ = 0.0, 0.1, \& 0.2), and {\sc sp} ($\alpha$ = 0.2). The inset is a magnification of the area around @@ -1031,7 +1031,7 @@ noticeable effect on peak location or magnitude. \begin{figure} \centering -\includegraphics[width = 3.25in]{./spectraSquare.pdf} +\includegraphics[width = \linewidth]{./spectraSquare.pdf} \caption{Power spectra obtained from the velocity auto-correlation functions of NaCl crystals at 1000 K while using {\sc spme}, {\sc sf} ($\alpha$ = 0, 0.1, \& 0.2), and {\sc sp} ($\alpha$ = 0.2). The inset @@ -1070,7 +1070,7 @@ cutoff distance. \begin{figure} \centering -\includegraphics[width = 3.25in]{./increasedDamping.pdf} +\includegraphics[width = \linewidth]{./increasedDamping.pdf} \caption{Effect of damping on the two lowest-frequency phonon modes in the NaCl crystal at 1000~K. The undamped shifted force ({\sc sf}) method is off by less than 10 cm$^{-1}$, and increasing the