PbS Nanocubes for Solar Energy Storage

We acknowledge financial support from the Ministerio de Ciencia, Innovacion y Universidades, Spain through the project number ENE2017‐85087‐C3‐1‐R and Ramon y Cajal Fellowship (grant no. RYC‐2018‐025222‐I). Universitat Jaume I is also acknowledged for funding (project UJI—B2018‐71). Universite de Tunis El‐Manar also acknowledges the Tunisian Ministry of Higher Education and Scientific Research (MHESR) for the financial support of this work.