北京工业大学信息学部微电子学院
纸质出版:2024
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廖启超, 孙涛, 姜楠, 等. 电磁MEMS-VCSELs微结构的仿真与分析[J]. 传感器与微系统, 2024,(12):155-159+164.
廖启超, 孙涛, 姜楠, 等. 电磁MEMS-VCSELs微结构的仿真与分析[J]. 传感器与微系统, 2024,(12):155-159+164. DOI: 10.13873/J.1000-9787(2024)12-0155-05.
提出了一种电磁驱动式VCSELs阵列与MEMS微镜集成化的MEMS-VCSELs微结构,给出了圆角矩形线圈的布线规则,并利用格林定理求解等温线性雷诺方程后,建立了带有金属线圈和VCSELs的活动平板的转动惯量、阻尼系数等参量的理论模型。使用Auto CAD及COMSOL软件搭建了有限元模型,考虑了微结构各模块的组合特性以及磁力矩的效用特性。通过添加材料固体力学相关要素进行了稳态和频域下的状态模拟,探究了微结构的静态扭转、谐振模态、谐响应以及扭转应力等扭转特性。结果表明:边界载荷作用下微结构的最大静态机械扭转角度达到3.02°;在一阶模态作为工作模态时,其谐振频率为1.313 kHz
谐振状态机械扭转角度可达42°
并与其余临近高阶模态相对独立。通过提取静态和谐振态下扭转梁表面中心线的应力分布,其最大应力值小于硅基直扭转梁的安全应力,微结构可靠性良好。
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董康佳,姜晨,任绍彬,郎小虎,高睿,叶卉.砷化镓晶体力学特性的各向异性计算[J].无机材料学报,2021(06).
韩熠,宋凤民,李廷华,陈李,吴俊,朱东来.MEMS单晶硅加热雾化芯片设计与制作[J].传感器与微系统,2019(10).
穆参军,张飞岭,张宁,赵本刚,吴亚明.端面约束单晶硅直梁MEMS扫描微镜应力特性研究[J].机械强度,2009(02).
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