Efficient Light Harvesting and Water Retention Realized by Soybean Protein‐Based Microgels Embedded in Hybrid Sodium Alginate Hydrogels Containing Photocatalyst for Hydrogen Evolution. - Yu, Jie; Hu, Neng; Wang, Weijia; Lei, Lin; Fan, Huiqing; Müller‐Buschbaum, Peter; Zhong, Qi (Advanced Science, 2026)