Page:Survey of Radionuclide Distributions Resulting from the Church Rock, New Mexico, Uranium Mill Tailings Pond Dam Failure OCR.pdf/10

 INTENTS ACKNOWLEDGMENTS ABSTRACT

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EXECUTIVE SUMMARY

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INTRODUCTION

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EXPERIMENTAL METHODS

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SAMPLE COLLECTION

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PREPARATION OF SAMPLES FOR INSTRUMENTAL ANALYSIS

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INSTRUMENTAL ANALYSES OF RADIONUCLIDE CONCENTRATIONS Detector Types

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Calibration of 9-in. Nal Well Crystal for 2 ^ 6 Ra quantitation , . ., . , ,

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Calibration of Intrinsic Germanium Detectors.

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Selection of Counting Time Interval

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Reporting of Uranium Analysis Data ,

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STATISTICAL METHODS Data Handling

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Data Smoothing Functions

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EVALUATION Of INSTRUMENTAL COUNTING CAPABILITIES

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MEASUREMENT OF ^ 6 R a

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EFFECT OF COUNTING TIME

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REPLICATE COUNTING OF SAMPLES

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RESULTS AND DISCUSSION ANALYSIS OF GRAND CANYON SAMPLES

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PRESENTATION OF RIO PUERCG SAMPLE DATA

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