98 |
|
hydrogen bonds are not as linear as those observed in ice $I_h$, |
99 |
|
however the interlocking of these subunits appears to provide |
100 |
|
significant stabilization to the overall crystal. The arrangement of |
101 |
< |
these tetramers results in surrounding open octagonal cavities that |
102 |
< |
are typically greater than 6.3 \AA\ in diameter |
103 |
< |
(Fig. \ref{iCrystal}). This open structure leads to crystals that |
104 |
< |
are typically 0.07 g/cm$^3$ less dense than ice $I_h$. |
101 |
> |
these tetramers results in octagonal cavities that are typically |
102 |
> |
greater than 6.3 \AA\ in diameter (Fig. \ref{iCrystal}). This open |
103 |
> |
structure leads to crystals that are typically 0.07 g/cm$^3$ less |
104 |
> |
dense than ice $I_h$. |
105 |
|
|
106 |
|
\begin{figure} |
107 |
|
\centering |