高保真度压印光刻图形质量研究

被引:1
作者
严乐 [1 ]
卢秉恒 [2 ]
机构
[1] 北京信息科技大学机电工程学院
[2] 西安交通大学机械制造系统工程国家重点实验室
关键词
压印光刻; 高保真度; 模具; 压印工艺; 热误差;
D O I
10.16508/j.cnki.11-5866/n.2012.01.007
中图分类号
TS805 [印刷技术];
学科分类号
0822 ;
摘要
为提高纳米压印工艺的图形质量,在抗蚀剂涂铺之前,对硅基材料进行氧离子轰击表面改性,有效增强硅基材料对抗蚀剂的亲和性;采用PDMS软模具,脱模性能好,而且能够很好的清除图型母版和自身表面的杂质;利用高保真度加载工艺,图型横向和纵向复型误差小于14 nm;运用多元回归方法建立了所选温度测点的温度值与模具中心z向热误差之间的关系模型,并对热误差进行了补偿。实验结果表明,压印光刻工艺实现了图型特征的高保真度复制。
引用
收藏
页码:31 / 34
页数:4
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