Table I. Observed Bragg spacings of β-PAAs (in Å).
| PE | PK | PT | PE + PK |
|---|---|---|---|
| 4.73 m | 4.67 m | 4.77 m | 4.67 |
| 3.87 m | 3.79 m | 3.62 m | 3.74 |
| 9.6 e | 14.6 e | 8.77 e | 13.7 |
| 7.5 e | 6.9 | ||
| 5.0 e |
m, meridional reflection; e, equatorial reflection.
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