The size and size distribution of core-shell particles, PBA as core and PMMA as shell, are studied by dynamic light scattering.

• 用动态光散射方法研究了以聚丙烯酸丁脂(PBA)为核、聚甲基丙烯酸甲脂(PMMA)为壳的核壳双层纳米颗粒的粒径和粒径分布。