Redox-responsive goethite-modified biochar regulates cadmium and arsenic translocation in rice via irrigation-driven iron plaque dynamics. - Ahmad, Iftikhar Ali; Haider, Sharjeel; Mehran, Muhammad; Murad, Zaryab; Mustafa, Adnan; Fu, Qingling; Zhu, Jun; Hu, Hongqing (Environmental Research, 2026)