TY - RPRT TI - Transport of ARS-labeled hydroxyapatite nanoparticles in saturated granular media is influenced by surface charge variability even in the presence of humic acid AU - Dengjun Wang AU - Scott A. Bradford AU - Ronald W. Harvey AU - Xiuzhen Hao AU - Dongmei Zhou PY - 2012 DO - 10.1016/j.jhazmat.2012.05.089 UR - https://pubs.usgs.gov/publication/70189215 ID - 70189215 ER -