1. Molecular Foundry, Lawrence Berkeley National Laboratory , 1 Cyclotron Road, Berkeley, CA , United States
2. Division of Molecular Biophysics & Integrated Bioimaging, Lawrence Berkeley National Laboratory , Berkeley, CA , United States
3. Department of Chemistry, University of California , Berkeley, CA , United States
4. Kavli Energy NanoScience Institute , Berkeley, CA , United States of America
5. Department of Chemistry and Pritzker School of Molecular Engineering, University of Chicago , Chicago, IL , United States
6. Material Sciences Division, Lawrence Berkeley National Laboratory , Berkeley, CA , United States of America
7. Department of Materials Science and Engineering, University of California , Berkeley, CA , United States of America
8. School of Physics and Astronomy, University of Birmingham , Edgbaston, Birmingham , United Kingdom