Abstracts by Ian VonWald
Evaluation of PurpleAir Sensors across the United States. KAROLINE BARKJOHN, Ian VonWald, Daniel Garver, Ryan Brown, Andrea Clements, U.S. EPA Office of Research and Development
From Data Retrieval to Performance Evaluation: PurpleAir Sensor Collocation Across Phoenix, AZ. IAN VONWALD, Karoline Barkjohn, Sue Kimbrough, Ben Davis, Hirna Patel, Ira Domsky, Ron Pope, Andrea Clements, U.S. EPA Office of Research and Development
Variability Between High Time-Resolution PM Data from Regulatory Instruments: Implications for Low-cost Sensor Evaluations. KAROLINE BARKJOHN, Ian VonWald, Joann Rice, Robert Vanderpool, Tim Hanley, Andrea Clements, U.S. EPA Office of Research and Development