ML102000464

Gamma Spectrum Analysis Oyster Creek

ML102000464
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: ML102000464 (4)

Text

G A M M A S P E C T R U M A N A L Y S I S OYSTER CREEK NUCLEAR GENERATING STATION CHEMISTRY DEPARTMENT Detector Name  : DET01 Report Generated On 4/25/09 5:48:15 PM Dpectral Data File Name C:\PCNT2K\CAMFILES\3LLIQMAR\8002466.CNF 3ample Title 3-L Liq Mar'lli 3ample Description CST @1335 Decay Study Jser ID Bob 3ample Type 8

ample Geometry 3-L Marinelli

,eak Locate Threshold 3.00

)eak Locate Range (in channels) 1 - 4096 A Pr( /K,

ý It Z12,09

)eak Area Range (in channels) 100 - 4096

'dentification Energy Tolerance 1.000 keV ample Size 3000.00 cc ample Taken On 4/25/09 5:31:32 PM

.cquisition Started 4/25/09 5:31:32 PM ecay Time 0.00E+000 Minutes ive Time 1000.0 Seconds eal- Time 1001.2 Seconds ead Time 0.12-%0 Energy Calibration Used Done On 1/8/09 Efficiency Calibration Used Done On 8/5/06

Backgro~ihd Subtract Report 4/25/09 5:48:15 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 5:48:15 PM Peak Energy Original Orig. Area Ambient . Backgr. Subtracted Subtracted NO. (keV) Area Uncert. Background Uncert. Area Uncert.

1 249.63 3.71E+001 6.54 3.71E+001 6.54E+000 I= First peak in a multiplet region i = Other peak in a multiplet region

, = Fitted singlet

rrors quoted at 1.000 sigma

Intetference Corrected Activity Report 4/25/09 5:48:15 PM Page 3

• • • • • N U C L I D E IDE N TIF I CAT I ON REPORT

• ***W**********************W*******************************************W*

Sample

Title:

3-L Liq Mar'lli Nuclide Library Used: C:\GENIE2K\CAMFILES\ANLOO2.NLB

.................... IDENTIFIED NUCLIDES ....................

Nuclide Id Energy Yield Activity Activity Name Confidence (keV) (%) (uCi/cc Uncertainty XE-135 0.964 249.79* 89.90 5.48E-008 9.91E-009 608.18 2.89

• = Energy line found in the spectrum.

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

Interference Corrected Activity Report 4/25/09 5:4ý:15 PM Page 4

• • WWWWWI N* T*E*R*F*E*R*E*NC E**C*0*R**R*E*C***T**E**D*R**E**P***0***R***T

• • • I N TE RF E RE NCE CO RR EC T ED R EP OR T *****

Nuclide Wt mean Wt mean Nuclide Id Activity Activity Name Confidence (uCi/cc Uncertainty XE-135 0.964 5.48E-008 9.91E-009 Total Activity 5. 48E-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 UNIDENTIFIED PEAKS Peak Locate Performed on: 4/25/09 5:48:15 PM Peak Locate From Channel: 100 Peak Locate To Channel: 4096 Peak Energy Peak Size in Peak CPS No. (keV) 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