Technical Activity Reports

Most Recent

• Accuracy in Determining Atmospheric Elemental Carbon: Understanding the Response Surface of the Thermal-Optical Method
• Improvement of Value Assignments for NIST and IAEA Stable Isotope Reference Materials
• Production of SRM 2784: Filter-Based Fine Particulate Material
• Fine Particulate Matter Source Attribution for Southeast Texas Using ¹⁴C/¹³C Ratios

Prior Years

• Applying Isotope Metrology to the Authentication of Polymers Produced through Biotechnology
• Accuracy and Uncertainty in the Sampling and Measurement of Atmospheric Aerosol Carbon from Experimental Forest Fires
• IAEA-NIST Coordinated Measurements of Isotope Reference Materials: An Improved Strategy for Multilaboratory Comparisons
• NIST Joins the National Particulate Matter Research Program: The EPA/NIST Interagency Agreement
• Standard Test Data for Comparison of Curve-Fitting Approaches in Spectral Data Analysis
• Resuspension of Urban Dust for Production of a PM2.5 Filter Standard Reference Material
• Isotopic Black Carbon in the Environment: New Metrology for 14C and its International Impact
• Isotopic Characterization of CO2 from Industrial Sources: Infrastructure for Assessment of Reference Materials and Improved Traceability
• Seasonal and Historical Records of Aerosol Carbon and 14C in Greenland Snow and Ice: Initial Studies
• Radiocarbon Measurements in Support of the Northern Front Range Air Quality Study
• New Data Services on the World Wide Web: Interactive Standard Test Data for X-Ray Photoelectron Spectroscopy (XPS) and a Database of Isotopes in Atmospheric Methane
• Nature and Distribution of the Blank: Impact on Low-Level and High Accuracy Chemical Metrology