6581008

zro?

4

COUNTS/MINUTE (RELATIVE )

250}-+— 154 et 154 eo 154 oo 154

I

200

150

|

:

100
|

50

Q

O

CALCULATED BACKGROUND _
Ee po a
300 — 400
500 | 600
Y(com* )

2s 10 - UCRL-6491 Rev. ff
Authors:

2

| 72

P.C. Stevenson and

H.C. Hicks

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