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 Dpectral Data File Name 4/25/09 5:48:15 PM C:\\PCNT2K\\CAMFILES\\3LLIQMAR\\8002466.CNF 3ample Title 3ample Description Jser ID 3ample Type

ample Geometry 3-L Liq Mar'lli CST @1335 Decay Study Bob 8

3-L Marinelli

,eak Locate Threshold

)eak Locate Range (in channels)

)eak Area Range (in channels)

'dentification Energy Tolerance 3.00 1 -

4096 100 -

4096 1.000 keV 3000.00 cc A Pr(

/K,

ý It Z12,09 ample Size ample Taken On

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

NO.

(keV)

Area Uncert.

Background

Uncert.

Subtracted Subtracted Area Uncert.

3.71E+001 6.54E+000 1

249.63 3.71E+001 6.54 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 Name Confidence Energy (keV) 249.79*

608.18 Yield

(%)

89.90 2.89 Activity (uCi/cc 5.48E-008 Activity Uncertainty 9.91E-009 XE-135 0.964

• = 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 Name XE-135 Nuclide Id Confidence Wt mean Activity (uCi/cc Wt mean Activity Uncertainty 9.91E-009 0.964 5.48E-008

5. 48E-008 Total Activity

? = 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 5:48:15 PM Peak Locate Performed on:

4/25/09 Peak Locate From Channel:

100 Peak Locate To Channel:

4096 Peak Energy No.

(keV)

Peak Size in Counts per Second Peak CPS

% 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