4N10-2S 8.06 KEU O C-'S 2k 1A + 8 M H$*= 20 E 0 1AB 4NJ0-2S 8 06 KEO o C t "$ = 2K 1A + B H HS= 20E" lwB Figure 4. ] 2 Spectra from the gamma and gamma prime phases of RSR 209 and RSR 197; a.) RSR 197 Gamma, b.) RSR 197 gamma prime, c.) RSR 209 gamma, and d.) RSR 209, gamma prime.