Sensitivity and Detection Limits for Measuring Low-Levels of Argon Radioisotopes (Argon 37 and Argon 39) using Ulta-Low-Background Proportional Counters

<p>This presentation was used for the Low-Radioactivity Underground Argon Workshop held at Pacific Northwest National Laboratory in Richland, Washington on March 19 - 20, 2018.</p

Development of a Low-Level Ar 39 Calibration Standard Quantified by Absolute Gas Counting Measurements

<p>This presentation was used for the Low-Radioactivity Underground Argon Workshop held at Pacific Northwest National Laboratory in Richland, Washington on March 19 - 20, 2018.</p