The evaluating method of uncertainty for particle size analysis by photon correlation spectroscopy was introduced.
介绍了PCS方法测定颗粒平均粒径的不确定度评定方法。
Digital correlation is an important technique in photon correlation spectroscopy. The quality of auto-correlation function determines the measure result.
数字相关技术是纳米颗粒测量技术中的一个关键环节，自相关函数的估计质量直接影响颗粒测量结果。
METHODS: The SPIO nanoparticle was obtained by means of classical coprecipitation in dextran solution and its size determined by electron microscopy and photon-correlation spectroscopy.
方法：在葡聚糖溶液中，通过经典的共沉淀方法获得SPIO纳米颗粒，用电镜和光子相关光谱法技术分析颗粒的大小。
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