AUTHOR=Ma Ji , Zhang Daohai , Zhang Haichang , Liu Maning TITLE=Editorial: Critical role of spectroscopic analysis for the development of π-conjugated materials for optoelectronics JOURNAL=Frontiers in Chemistry VOLUME=11 YEAR=2023 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2023.1182156 DOI=10.3389/fchem.2023.1182156 ISSN=2296-2646