ML102000462

Gamma Spectrum Analysis Oyster Creek

ML102000462
Person / Time
Site:	Oyster Creek
Issue date:	04/25/2009
From:	- No Known Affiliation
To:	Office of Information Services
References
FOIA/PA-2009-0214
Download: ML102000462 (3)

Text

• • i* *** *************** ****W******W******* **************W * *W* * * * * * * ** *

• G A MMA S P E C T R U M A N A L Y S I S

• • *

• OYSTER* CREEK*NUCLEAR*GENERATI*N*GSTATION****CHEM***STRYDEA***T **E OYSTER CREEK NUCLEAR GENERATING STATION CHEMISTRY DEPARTMENT A Detector Name  : DET01 Report Generated On 4/25/09 4:12:09 PM Spectral Data File Name C:\PCNT2K\CAMFILES\3LLIQMAR\800244.CNF Sample Title 3-L Liq Mar'lli Sample Description CST Decay Study User ID Bob Sample Type :8 Sample Geometry 3-L Marinelli Peak Locate Threshold 3.00 Peak Locate Range (in channels) 1 - 4096 Peak Area Range (in channels) 100 - 4096 Identification Energy Tolerance 1.000 keV Sample Size 3000.00 cc Sample Taken On 4/25/09 1:35:00 PM Acquisition Started 4/25/09 3:55:23 PM Decay Time 1.40E+002 Minutes Live Time 1000.0'Seconds Real Time 1004.0 Seconds Dead Time 0.40 %

Energy Calibration Used Done On  : 1/8/09 Efficiency Calibration Used Done On  : 8/5/06 7

Ba{ktrorind Subtract Report 4/25/09 4:12:.09 PM Page 2 B A C K G R O U N D S U B T R A C T R E P O R T Detector Name: DET01 Sample

Title:

3-L Liq Mar'lli Peak Analysis Performed on: 4/25/09 4:12:09 PM Peak Energy Original Orig. Area Ambient Backgr. Subtracted Subtracted No. (keY) Area Uncert. Background Uncert. Area Uncert.

1 249.57 4.00E+001 7.46 4.00E+001 7.46E+000 M = First peak in a multiplet region m = Other peak in a multiplet region F = Fitted singlet Errors quoted at 1.000 sigma

Inerfdrence Corrected Activity Report 4/-2-5/09 4:12:09 PM Page 4

• ** ****** *** ********** **** ** ** ******** * *************** *** ************ ****

• • • IN TE R FE R EN CE C O RRE CT ED R E P ORT *****

Nuclide Wt mean Wt mean Nuclide Id Activity Activity Name Confidence (uCi/cc Uncertainty XE-135 0.960 7. 07E-008 1.35E-008 Total Activity 7.07E-008

? = 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 D E N T I F I E D PEAKS Peak Locate Performed on: 4/25/09 4:12:09 PM Peak Locate From Channel: 100 Peak Locate To Channel: 4096 Peak Energy Peak Size in Peak CPS No. (keY) Counts per Second  % Uncertainty All peaks were identified.,

M = First peak in a multiplet region m = Other peak in a multiplet region F = Fitted singlet Errors, quoted at 1.000 sigma