JULY 1990 ASCII FILES OF GAMMA-RAY SPECTRA USED FOR PC DATA REDUCTION EVALUATION Colin G. Sanderson US Dept. of Energy - EML 376 Hudson Street NY, NY 10014 212-620 3642 The gamma-ray spectra on this disk were created by adding varying amounts of the spectral data from a mixed gamma-ray standard to a random set of data points. The random set of data points approximated the shape of a background spectrum obtained from the same germanium detector used to analyze the mixed standard. FORMAT: 1 Header line 409 lines of 10I7 (10F7.0) data - 4090 data points. The random set of data points is labeled: BKG.DAT Count time for BKG.dat 240000 seconds. The mixed gamma-ray standard is labeled: CALIBR01.DAT Count date for CALIBR01.DAT 22-NOV-89 @ 16:20:52 Count time for CALIB01.DAT 6000 seconds. CALIBRATION FILE DATA: Reference date 01-Jul-89 @ 12:00:00 EST GAMMA GAMMA-RAYS % TOTAL ISOTOPE ENERGY HALF-LIFE PER SECOND UNCERTAINTY Am-241 59.5 keV 432 Years 769.3 5.0 Cd-109 88 463.9 Days 1154. 4.8 Co-57 122 272.4 Days 551.0 4.5 Ce-139 166 137.7 Days 830.4 4.9 Hg-203 279 46.62 Days 1608. 4.9 Sn-113 392 115.0 Days 1392. 4.4 Sr-85 514 64.85 Days 2001. 5.0 Cs-137 662 30.0 Years 2105. 4.7 Y-88 898 106.66 Days 2922. 4.3 Co-60 1173 5.271 Years 2070. 4.2 Co-60 1332 5.271 Years 2078. 4.8 Y-88 1836 106.66 Days 3078. 4.6 TEST SPECTRA: GAMMA-RAY TOTAL NET COUNTS ENERGY keV PER PEAK 122 112768 662 136893 1332 62723 Count time for all TEST spectra is 240000 seconds. SPECTRUM MULTIPLYER SHIFT COMMENTS (CHANNELS) TEST01 0.1000 0 Peak Detection TEST02 0.0500 0 TEST03 0.0100 0 TEST04 0.0050 0 TEST05 0.0010 0 TEST06 0.0005 0 TEST07 0.00025 0 TEST08 0.0001 0 TEST09 0.0 0 TEST10 0.01 0 Doublet Peak Resolution 0.01 1 TEST11 0.01 0 Peaks of Equal Intensity 0.01 2 TEST12 0.01 0 0.01 3 TEST13 0.01 0 0.01 4 TEST14 0.01 0 0.01 5 TEST15 0.01 0 0.01 6 TEST16 0.01 0 0.01 7 TEST17 0.01 0 0.01 8 TEST18 0.01 0 0.01 9 TEST19 0.01 0 0.01 10 TEST20 0.1 0 Doublet Peak Resolution 0.1 4 TEST21 0.1 0 Peaks with different intensities 0.08 4 TEST22 0.1 0 0.06 4 TEST23 0.1 0 0.04 4 TEST24 0.1 0 0.02 4 TEST25 0.10 0 0.01 4 TEST26 0.1 0 0.005 4 TEST27 0.08 0 0.1 4 TEST28 0.06 0 0.1 4 TEST29 0.04 0 0.1 4 TEST30 0.02 0 0.1 4 TEST31 0.01 0 0.1 4 TEST32 0.005 0 0.1 4 TEST33 Efficiency test at 100 keV 110 140 780 TEST34 Chernobyl Fallout Data Count date for TEST34 15-MAY-86 @ 12:00:00 Count time for TEST34 10000 seconds. The mixed gamma-ray standard for TEST34 is labeled: CALIBR02.DAT Count date for CALIBR02.DAT 15-MAY-86 @ 16:20:52 Count time for CALIB02.DAT 4000 seconds. CALIBRATION FILE DATA: Reference date 16-Nov-85 @ 12:00:00 EST GAMMA GAMMA-RAYS % TOTAL ISOTOPE ENERGY HALF-LIFE PER SECOND UNCERTAINTY Cd-109 88 463.9 Days 46.4 5.9 Co-57 122 272.4 Days 39.3 4.5 Ce-139 166 137.7 Days 16.0 5.8 Sn-113 392 115.0 Days 34.0 6.8 Cs-137 662 30.0 Years 315. 5.2 Y-88 898 106.66 Days 78.0 5.8 Co-60 1173 5.271 Years 379. 4.4 Co-60 1332 5.271 Years 380. 4.4 Y-88 1836 106.66 Days 82.0 5.8 END!