Volcanic emissions and diatom blooms enhanced mercury accumulation and methylation in hadal sediments during the last deglacial phase - Zhengwen Zhou; Huiling Wang; Yu Xin; Yingjun Wang; Xiting Liu; Jiwei Tian; Holger Hintelmann; Yongguang Yin; Guangliang Liu; Yong Cai; Yanbin Li (Geochimica et Cosmochimica Acta, 2026)