title: Size and Concentration Effect of Gold Nanoparticles on X-ray Attenuation As Measured on Computed Tomography.
authors.affiliation: Department of Chemistry, Brown University, Providence, Rhode Island 02912.
authors.forename: Chenjie
authors.initials: C
authors.lastname: Xu
authors.forename: Glenn A
authors.initials: GA
authors.lastname: Tung
authors.forename: Shouheng
authors.initials: S
authors.lastname: Sun