All Figures

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f1.eps}\end{figure}$ Figure 1: The initial magnetic field: a contour plot of B_z overlayed by a vector (B_x-B_y) plot.
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f2.eps}\end{figure}$ Figure 2: Time development of the ion pressure for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f3.eps}\end{figure}$ Figure 3: Time development of the ion velocity (V_x-V_y) for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f4.eps}\end{figure}$ Figure 4: Time development of the magnetic field (B_x-B_y) for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f5.eps}\end{figure}$ Figure 5: Time development of the current density, J_z, for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f6.eps}\end{figure}$ Figure 6: Time development of the ion temperature for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f7.eps}\end{figure}$ Figure 7: Time development of the neutral temperature for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f8.eps}\end{figure}$ Figure 8: Time development of plasma energy for two co-helical current loops ( $\rho _{\rm n}/\rho _{\rm p} = 1$ ). Kinetic and magnetic energy plots: (solid) x-component, (dotted) y-component, and (dashed) z-component. Internal energy plot: (solid) ions and (dashed) neutral. Each energy component is normalised to the total plasma energy.
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f9.eps}\end{figure}$ Figure 9: Effect of neutral-hydrogen to proton density ratio on the reconnected magnetic flux for two co-helical current loops. (solid) $\rho _{\rm n}/\rho _{\rm p} = 1$ , (dotted) $\rho _{\rm n}/\rho _{\rm p} = 10$ , (dashed) $\rho _{\rm n}/\rho _{\rm p} = 100$ , and (dot-dashed) $\rho _{\rm n}/\rho _{\rm p} = 1000$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f10.eps}\end{figure}$ Figure 10: Effect of ionisation/recombination on the reconnected magnetic flux for two co-helical current loops ( $\rho _{\rm n}/\rho _{\rm p} = 1$ ). (solid) $\tilde{\alpha}_{\rm i} = \tilde{\alpha}_{\rm r} = 0.0$ , and (dotted) $\tilde{\alpha}_{\rm i} = \tilde{\alpha}_{\rm r} = 0.015$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f11.eps}\end{figure}$ Figure 11: Effect of ion-neutral collision frequency on the reconnected magnetic flux for two co-helical current loops ( $\rho _{\rm n}/\rho _{\rm p} = 1$ ). (solid) $\tilde{\alpha}_{\rm c} = 300$ , (dotted) $\tilde{\alpha}_{\rm c} = 3.0$ , (dashed) $\tilde{\alpha}_{\rm c} = 0.03$ , and (dot-dashed) $\tilde{\alpha}_{\rm c} = 0.0$ (MHD).
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f12.eps}\end{figure}$ Figure 12: Effect of neutral-hydrogen to proton density ratio on the reconnected magnetic flux for two counter-helical current loops. (solid) $\rho _{\rm n}/\rho _{\rm p} = 1$ , (dotted) $\rho _{\rm n}/\rho _{\rm p} = 10$ , (dashed) $\rho _{\rm n}/\rho _{\rm p} = 100$ , and (dot-dashed) $\rho _{\rm n}/\rho _{\rm p} = 1000$ .
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In the text

$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f1.eps}\end{figure}$	Figure 1: The initial magnetic field: a contour plot of B_z overlayed by a vector (B_x-B_y) plot.
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f2.eps}\end{figure}$	Figure 2: Time development of the ion pressure for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f3.eps}\end{figure}$	Figure 3: Time development of the ion velocity (V_x-V_y) for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f4.eps}\end{figure}$	Figure 4: Time development of the magnetic field (B_x-B_y) for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f5.eps}\end{figure}$	Figure 5: Time development of the current density, J_z, for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f6.eps}\end{figure}$	Figure 6: Time development of the ion temperature for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f7.eps}\end{figure}$	Figure 7: Time development of the neutral temperature for two co-helical current loops, where $\rho _{\rm n}/\rho _{\rm p} = 1$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f8.eps}\end{figure}$	Figure 8: Time development of plasma energy for two co-helical current loops ( $\rho _{\rm n}/\rho _{\rm p} = 1$ ). Kinetic and magnetic energy plots: (solid) x-component, (dotted) y-component, and (dashed) z-component. Internal energy plot: (solid) ions and (dashed) neutral. Each energy component is normalised to the total plasma energy.
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f9.eps}\end{figure}$	Figure 9: Effect of neutral-hydrogen to proton density ratio on the reconnected magnetic flux for two co-helical current loops. (solid) $\rho _{\rm n}/\rho _{\rm p} = 1$ , (dotted) $\rho _{\rm n}/\rho _{\rm p} = 10$ , (dashed) $\rho _{\rm n}/\rho _{\rm p} = 100$ , and (dot-dashed) $\rho _{\rm n}/\rho _{\rm p} = 1000$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f10.eps}\end{figure}$	Figure 10: Effect of ionisation/recombination on the reconnected magnetic flux for two co-helical current loops ( $\rho _{\rm n}/\rho _{\rm p} = 1$ ). (solid) $\tilde{\alpha}_{\rm i} = \tilde{\alpha}_{\rm r} = 0.0$ , and (dotted) $\tilde{\alpha}_{\rm i} = \tilde{\alpha}_{\rm r} = 0.015$ .
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f11.eps}\end{figure}$	Figure 11: Effect of ion-neutral collision frequency on the reconnected magnetic flux for two co-helical current loops ( $\rho _{\rm n}/\rho _{\rm p} = 1$ ). (solid) $\tilde{\alpha}_{\rm c} = 300$ , (dotted) $\tilde{\alpha}_{\rm c} = 3.0$ , (dashed) $\tilde{\alpha}_{\rm c} = 0.03$ , and (dot-dashed) $\tilde{\alpha}_{\rm c} = 0.0$ (MHD).
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$\begin{figure} \par\includegraphics[width=8.8cm]{9624_f12.eps}\end{figure}$	Figure 12: Effect of neutral-hydrogen to proton density ratio on the reconnected magnetic flux for two counter-helical current loops. (solid) $\rho _{\rm n}/\rho _{\rm p} = 1$ , (dotted) $\rho _{\rm n}/\rho _{\rm p} = 10$ , (dashed) $\rho _{\rm n}/\rho _{\rm p} = 100$ , and (dot-dashed) $\rho _{\rm n}/\rho _{\rm p} = 1000$ .
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