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核壳型聚醋酸乙烯酯基乳胶粒形态控制研究进展 被引量:4
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作者 李志国 白龙 顾继友 《高分子材料科学与工程》 EI CAS CSCD 北大核心 2013年第12期185-190,共6页
综述了核壳型聚醋酸乙烯酯(PVAc)基乳液乳胶粒形态控制机理的研究进展,重点评述了核壳型PVAc基乳胶粒形态控制中热力学与动力学的控制作用,并对核壳型PVAc基乳胶粒形态演变模型进行了概述。PVAc基乳胶粒的热力学性质决定其最终平衡形态... 综述了核壳型聚醋酸乙烯酯(PVAc)基乳液乳胶粒形态控制机理的研究进展,重点评述了核壳型PVAc基乳胶粒形态控制中热力学与动力学的控制作用,并对核壳型PVAc基乳胶粒形态演变模型进行了概述。PVAc基乳胶粒的热力学性质决定其最终平衡形态,而动力学条件则决定其形态演变历程。在实际聚合反应中,核壳型PVAc基乳胶粒形态是由热力学因素和动力学因素共同决定的。核壳型PVAc基乳胶粒形态演变模型的建立有助于热力学与动力学的有机结合,为深入理解核壳型PVAc基乳胶粒形态演变及其控制提供理论依据。 展开更多
关键词 核壳型乳胶粒 聚醋酸乙烯酯 热力学 动力学 形态演变模型
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Progress in Studies on the Equilibrium Shape of Headland-bay Shoreline
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作者 李志龙 陈子燊 《Marine Science Bulletin》 CAS 2007年第1期74-83,共10页
Research on the laws controlling the shoreline equilibrium shape has been one important topic of studying the evolvement and stabilization of sandy coasts. After a brief review of the progress on the equilibrium shape... Research on the laws controlling the shoreline equilibrium shape has been one important topic of studying the evolvement and stabilization of sandy coasts. After a brief review of the progress on the equilibrium shape laws research, five models are introduced in detail. Advantages and disadvantages of these models are then discussed, which leads to the conclusion that the empirical formula integrating with analysis of mechanism should be the future direction of study on the headland-bay equilibrium shape laws. Finally, the importance of the study on the equilibrium shape of headland-bay in China is also discussed. 展开更多
关键词 HEADLAND-BAY equilibrium shape model shoreline evolution
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Morphological Evolution of a Void under Thermal and Mechanical Loads 被引量:3
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作者 李二丽 陈曦 +2 位作者 王华 王熙 李中华 《Journal of Shanghai Jiaotong university(Science)》 EI 2009年第1期69-72,共4页
A model for the morphological evolution of a void under thermal and mechanical loads is established, and the thermodynamics potential of the model is given based on energy principle. Thus, the path and the bifurcation... A model for the morphological evolution of a void under thermal and mechanical loads is established, and the thermodynamics potential of the model is given based on energy principle. Thus, the path and the bifurcation condition of the morphological evolution of the void are described, which gives some insight into the reliability of the interconnect under combined thermal and mechanical loads. 展开更多
关键词 thermal and mechanical loads morphological evolution of void thermodynamics potential
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