AUTHOR=Ng Annie , Jumabekov Askhat N. , Yang Shangfeng , Zapien Juan Antonio , Surya Charles TITLE=Editorial: Advances in Perovskite Materials for Optoelectronic Applications JOURNAL=Frontiers in Materials VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2021.717830 DOI=10.3389/fmats.2021.717830 ISSN=2296-8016