Pattern transition and sluggish cracking of colloidal droplet deposition with polymer additives

• 作 者: ZHANG YongJian LIU ZhengTang Z
• 机 构: StateKeyLaboratoryofSolidificationProcessing,KeyLaboratoryofSpaceAppliedPhysicsandChemistry（Ministry
• 出 处: 中国科学：物理学、力学、天文学英文版
• 发表日期: 2013年9期
• 关键词: 聚合物添加剂 二氧化硅胶体 雾滴沉积 开裂 非均匀性 聚环氧乙烷 硅纳米颗粒 显微镜观察 sessile droplet drying crack patter
• 基金项目: supported by the National Natural Science Foundation of China （Grant No.51103117）, Shaanxi Provincial Natural Science Foundation （Grant No.2012JQ1016）, NPU Foundation for Fundamental Research （Grant N

Drying of colloidal droplets often develops versatile depositions.We study the drying deposition of both colloidal droplets containing silica nanoparticles and the silica colloidal droplets with polyethylene oxide(PEO) additives.We focus on the effect of