TY - JOUR A1 - Heller-Zeisler, S F A1 - Borgoul, P V A1 - Moore, R R A1 - Smoliar, M A1 - Suarez, A E A1 - Ondov, J M T1 - Comparison of INAA and RNAA methods with thermal-ionization mass spectrometry for iridium determinations in atmospheric tracer studies. Y1 - 2000// N1 - R825247 JF - JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY J1 - J RADIOANAL NUCL CH J2 - J.Radioanal.Nucl.Chem. J3 - J Radioanal Nucl Chem VL - 244 IS - 1 SP - 93 EP - 96 ER - TY - JOUR A1 - Maciejczyk, P B A1 - Kidwell, C A1 - Ondov, J M T1 - System for precise control of volumetric flow rate during sampling with a cascade impactor. Y1 - 2002/04/ N1 - R825247 JF - AEROSOL SCIENCE AND TECHNOLOGY J1 - AEROSOL SCI TECH J2 - Aerosol Sci.Technol. J3 - Aerosol Sci Technol VL - 36 IS - 4 SP - 397 EP - 406 PB - Taylor and Francis Group ER - TY - CONF A1 - Borgoul, P V A1 - Kidwell, C B A1 - Ondov, J M T1 - Atmospheric behavior of urban diesel soot aerosol using an Ir tracer N1 - R825247 ER - TY - CONF A1 - Ondov, J M A1 - Wu, C A1 - Lin, Z B A1 - Suarez, A E A1 - Kidwell, C B A1 - Borgoul, P V T1 - Application of an iridium tracer to determine soot exposure to students commuting to school on public buses. N1 - R825247 ER - TY - CONF A1 - Ondov, J M T1 - Application of intentional tracers to problems of dry particle deposition, resuspension, and source attribution. N1 - R825247 ER - TY - CONF A1 - Ondov, J M A1 - Kelly, W R A1 - Lin, Z C T1 - Applications of enriched rare-earth isotopes as atmospheric particulate tracers. N1 - R825247 ER - TY - CONF A1 - Ondov, J M A1 - Heller-Zeisler, S A1 - Smoliar, M A1 - Suarez, A E T1 - Comparison of instrumental and radiochemical neutron activation analysis methods for Ir determinations in atmospheric tracer studies with thermal-ionization mass spectrometry. N1 - R825247 ER - TY - CONF A1 - Smoliar, M A1 - Ondov, J M T1 - Highly accurate and precise analyses of Ir by mass spectrometry for Aerosol tracer applications. N1 - R825247 ER - TY - CONF A1 - Suarez, A E A1 - Caffrey, P F A1 - Borgoul, P V A1 - Kidwell, C B A1 - Ondov, J M T1 - Application of Ir as an intentional atmospheric particulate tracer. N1 - R825247 ER -