TY - GEN AU - Dean Ripple AU - Paul DeRose C2 - Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD DA - 2018-01-11 DO - https://doi.org/10.6028/jres.123.002 LA - en M1 - 123 PB - Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD PY - 2018 TI - Primary Determination of Particle Number Concentration with Light Obscuration and Dynamic Imaging Particle Counters ER -