AUTHOR=Saadi Muhammad , Chaudhary Sushank , Kumar Santosh TITLE=Editorial: Applications of photonic sensors in smart cities JOURNAL=Frontiers in Communications and Networks VOLUME=4 YEAR=2023 URL=https://www.frontiersin.org/journals/communications-and-networks/articles/10.3389/frcmn.2023.1114442 DOI=10.3389/frcmn.2023.1114442 ISSN=2673-530X