Toward a Unified Terminology of Processing Levels for Low-Cost Air-Quality Sensors

Air-Quality Sensors Philipp Schneider,*,† Alena Bartonova,† Nuria Castell,† Franck R. Dauge,† Michel Gerboles,‡ Gayle S.W. Hagler, Christoph Hüglin, Roderic L. Jones, Sean Khan, Alastair C. Lewis, Bas Mijling, Michael Müller, Michele Penza, Laurent Spinelle, Brian Stacey, Matthias Vogt,† Joost Wesseling, and Ronald W. Williams †NILU Norwegian Institute for Air Research, PO Box 100, Kjeller, Norway ‡European Commission − Joint Research Centre, Ispra, Italy Office of Research and Development, United States Environmental Protection Agency, Research Triangle Park, North Carolina United States Empa, Swiss Federal Laboratories for Materials Science and Technology, Duebendorf, Switzerland Department of Chemistry, University of Cambridge, Cambridge, United Kingdom United Nations Environment Programme, Science Division, Global Environment Monitoring Unit, Nairobi, Kenya National Centre for Atmospheric Science, University of York, Heslington, York YO105DD, United Kingdom Royal Netherlands Meteorological Institute (KNMI), De Bilt, The Netherlands Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Brindisi Research Center, Brindisi, Italy French National Institute for Industrial Environment and Risks (INERIS), 60550 Verneuil-en-Halatte, France Ricardo Energy & Environment, Gemini Building, Fermi Avenue, Harwell, Oxon OX11 0QR, United Kingdom National Institute for Public Health and the Environment, Bilthoven, Netherlands