Iron (Fe) speciation in size-fractionated aerosol particles in the Pacific Ocean: The role of organic complexation of Fe with humic-like substances in controlling Fe solubility. - Kohei Sakata; Minako Kurisu; Yasuo Takeichi; Aya Sakaguchi; Yusuke Tamenori; Atsushi Matsuki; Yoshio Takahashi (Atmospheric Chemistry & Physics Discussions, 2022)