Precise Synthesis of ∼1 nm Iridium Nanoclusters as a Catalyst for Efficient Oxygen Evolution - Tokuhisa Kawawaki; Kotaro Sato; Xiaolin Liu; Maho Kamiyama; Yamato Shingyouchi; Masaki Ogami; D. J. Osborn; Gregory F. Metha; De-en Jiang; Yuichi Negishi (Journal of the American Chemical Society, 2026)