1. Laboratory of Environmental Chemistry, Paul Scherrer Institut, 5232 Villigen, Switzerland
2. Institute of Atmospheric and Climate Science, ETH Zürich, 8092 Zürich, Switzerland
3. Qatar Environment & Energy Research Institute, Hamad Bin Khalifa University, P.O. Box 34110, Doha, Qatar
4. Electrochemistry Laboratory, Paul Scherrer Institut, 5232 Villigen, Switzerland
5. Laboratory for Catalysis and Sustainable Chemistry, Paul Scherrer Institut, 5232 Villigen, Switzerland