ML102020363

Gamma Spectrum Analysis

ML102020363
Person / Time
Site:	Oyster Creek
Issue date:	05/20/2009
From:	- No Known Affiliation
To:	Office of Information Services
References
FOIA/PA-2009-0214
Download: ML102020363 (4)

Text

G A MMA S P E C T R U M A N A L Y S I S OYSTER CREEK NUCLEAR GENERATING STATION CHEMISTRY DEPARTMENT

ýctor Name  : DET01

)rt Generated On  : 5/20/09 3:55:12 AM

tral Data File Name  : C:\PCNT2K\CAMFILES\47MMFILT\1I00578.CNF

)le Title 47-mm Filt Petri

)le Description cst sample for rp (bob h)

- ID tre

)le Type 11

)le Geometry 47 mm Filt Petri Locate Threshold 3.00 Locate Range (in channels) 1 - 4096 Area Range (in channels) 100 - 4096 xtif icat~ip Ene~rgy Toler)anc.e 1.000 keV

)le Size 0.05 g

)le Taken On 5/14/09 9:00:40 AM lisition Started 5/20/09 3:37:40 AM iy Time 8.32E+003 Minutes Time 1000.0 Seconds L Time 1049.7 Seconds I Time 4.73 %

Energy Calibration Used Done On  : 1/8/09 Efficiency Calibration Used Done On  : 8/4/06

.ground Subtract Report 5/20/09 3:S5:15 AM Page 2 BACKGROUND SUBTRACT REPORT Detector Name: DETO1 Sample

Title:

47-mm Filt Petri Peak Analysis Performed on: 5/20/09 3:55:15 AM ik Energy Original Orig. Area Ambient Backgr. Subtracted Subtracted qo. (keV) Area Uncert. Background Uncert. Area Uncert.

1 310.36 6.91E+002 134.77 6.91E+002 1.35E+002 2 834.40 3.03E+004 244.40 3.03E+004 2.44E+002 3 1172.75 9.18E+004 327-.42 9.18E+004 3.27E+002 4 1332.07 8.07E+004 293.20 8.07E+004 2.93E+002 First peak in a multiplet region Other peak in a multiplet region Fitted singlet Drs quoted at -1, l.000,sigma

rference Corrected Activity Report 5/20/09 3:55:16 AM Page 3

• N U C L I D E I D E N T I F I C A T IO N R EPORT *****

Sample

Title:

47-mm Filt Petri Nuclide Library Used: C:\GENIE2K\CAMFILES\ANLOO2.NLB IDENTIFIED NUCLIDES luclide Id Energy Yield Activity Activity lame Confidence (keV) (%) (uCi/g Uncertainty 4N-54 0.971 834.83* 99.97 1.31E+000 3. 99E-002

'0-60 0.970 1173.22* 100.00 5. 67E+000 1.47E-001 1332.49* 100.00 5. 71E+000 1.66E-001

• = Energy line found in the spectrum.

@= Energy line not used for Weighted Mean Activity Energy Tolerance : 1.000 key Nuclide confidence index threshold = 0.30 Errors quoted at 1.000 sigma

'4qrence Corrected Activity Report 5/20/09 3:55:16 AM Page 4

• INTERFERENCE CORRECT-ED REPORT *****

Nuclide Wt mean Wt mean Nuclide Id Activity Activity Name Confidence (uCi/g ) Uncertainty MN-54 0.971 1. 31E+000 3.99E-002 CO-60 0.970 5. 69E+000 1.10E-001 Total Activity 7. 00E+000

? = nuclide is part of an undetermined solution X =.nuclide rejected by the interference analysis

@ = nuclide contains energy lines not used in Weighted Mean Activity Errors quoted at 1.000 sigma U N I DE N T I F I E"D P E AK S Peak Locate Performed on: 5/20/09 3:55:15 AM Peak Locate From Channel: 100 Peak Locate To Channel: 4096 Peak Energy Peak Size in Peak CPS No. (keY)- Counts per Second as Uncertainty 1 310.36 6.91E-001 19.51 M = First peak in a multiplet region m = Other peak in a multiplet region

.F = Fitted singlet Errors quoted at 1.000 sigma