First cover article for “Thinface”

The new Journal ‘Sustainable Energy & Fuels’ has a cover image of a joint paper of Thinface Groups and others.
The issue is open access.
Cu(II) and Zn(II) based Phthalocyanine as Hole selective layers for Perovskite Solar Cells, L. Calio, J. Follana-Berná, S. Kazim, M. Madsen, H.-G. Rubahn, Á. Sastre-Santos and S. Ahmad, Sustainable Energy Fuels, 2017
DOI: 10.1039/C7SE00367F (2017)