运用有效介质近似与分形理论描述纳米颗粒团聚体空间分布,同时考虑颗粒尺寸效应及表面吸附作用,建立起纳米颗粒悬浮液有效导热系数预示模型,结果与实测数据相符.从弹性介质假设出发,简化声子色散关系并考虑表面软化作用,建立起纳米颗粒比热容理论模型,提出尺寸效应参数,结果与实验数据符合较好.
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