9981005 Mo®? 501+— . { 2 | 3 4 COUNTS / MINUTE (RELATIVE) 1 126.7126,71 126.7+} 126.7 =|. 40-~— 30 |I 20 \ f ] LOK {| 0 ! O T 100 | 200 / CALCULATED BACKGROUND _ [ L | 300 400 500 600 Y-(cm~ ) . .ee ee 2 Me ate te a ee ee RO ee | Fig. 11 - UCRL-6491 Rev. I’ Authors: Toe PLC. Stevenson and H,C, Hicks