A One-Step Self-Flowering Method toward Programmable Ultrathin Porous Carbon-Based Materials for Microwave Absorption and Hydrogen EvolutionRong Ding, Yan-Qin Wang, Fu-Rong Zeng, Bo-Wen Liu, Yu-Zhong Wang, and Hai-Bo Zhao*. Small 2023, 2302132. DOI: 10.1002/smll.202302132.