Document NE50ObaYY6wOBvx4azogkJdY8

ACTA CRYSTALL0GRAPH1CA. Vol. A27. 1971-Yada Fi*. 3. A synthetic fibril showing the lilted 4-5 A fringe* with relatively large tilt angle of 6* in the middle. p Plat* 32 .*xt'L.. apprtcuWj Tbit ta one method. lr aunoe, the fringes it similar feat hand, the : the previot centnge of fringes, tht samples fr It is seen t A fringes s about 10 (b) Paro-c The exit fibrils (W1 ; samples (C ! fringes ne: repotted it In princ taker, 19: would be * *0 * to o to - 16 Fif. S. Low magnification image of two adjoining fibrils having the vacant and the periodically filled intrafibril voids with the corresponding electron diffraction pattern. Diffrac- lion spots indicated by arrows suggest that the 4 J A fringes of one of these fibrils are tilted and those of other are parallel (Transvaal tample). sooo oss?. 0 I%S 1 *0 I 0 j Fig. 6. At ' PRODUCED BY FORD