酢酸パラジウムを界面活性剤(PVP)を入れて還元すると、ナノ粒子ができいます。PVPの濃度を増すと、[PVP]r^2 = constの関係に従って粒径が小さくなります。
Pd nanoparticles are formed by reducing palladium acetate with hydrazine
in the presence of PVP. The radius can be controlled with the concentration
of PVP, according to
[PVP]r^2 = const.