作者：Jiachen Yu;Jianfeng Yan;Lan Jiang;Jiaqun Li;Heng Guo;Ming Qiao;Liangti Qu （¹ State Key Laboratory of Tribology in Advanced Equipment, Department of Mechanical Engineering, Tsinghua University, Beijing, 100084, China. ² School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China. jianglan@bit.edu.cn. ³ Department of Chemistry, Tsinghua University, Beijing, 100084, China.）

出处：Nanoscale 2023

摘要：Fluorescence from organic dyes can be applied in many research fields such as imaging, bio-sensing and diagnosis. One shortcoming of fluorescence imag ...

发明人：姜澜，薛博丰，朱彤，高国权，王英杰

申请日期：2022.09.27

摘要：本发明公开的一种基于高时空分辨成像的载流子扩散预测方法及系统，属于载流子扩散超快检测领域。本发明的系统包括实测数据获取单元、扩散模型创建单元、载流子扩散拟合结果获取单元。本发明实现方法为：获取载流子扩散的实测数据；基于所述实测数据构建高斯扩散模型，基于高斯扩散模型建立载流子扩散模型；根据所述实测数据 ...

作者：Yongjiu Yuan^{1   2   3   4};Xin Li^{5   6   7};Lan Jiang^{8   9   10};Misheng Liang¹¹;Xueqiang Zhang^{1   2   3};Shouyu Wu^{1   2   3};Junrui Wu^{1   2   3};Mengyao Tian^{1   2   3};Yang Zhao¹²;Liangti Qu¹³; （¹ Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing, PR China. ² Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing, PR China. ³ Beijing Institute of Technology Chongqing Innovation Center, Chongqing, PR China. ⁴ Department of Mechanical Engineering, City University of Hong Kong, Hong Kong, PR China. ⁵ Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing, PR China. lixin02@bit.edu.cn. ⁶ Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing, PR China. lixin02@bit.edu.cn. ⁷ Beijing Institute of Technology Chongqing Innovation Center, Chongqing, PR China. lixin02@bit.edu.cn. ⁸ Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing, PR China. jianglan@bit.edu.cn. ⁹ Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing, PR China. jianglan@bit.edu.cn. ¹⁰ Beijing Institute of Technology Chongqing Innovation Center, Chongqing, PR China. jianglan@bit.edu.cn. ¹¹ School of Instrument Science and Opto-Electronics Engineering, Beijing Information Science and Technology University, Beijing, PR China. ¹² Key Laboratory of Cluster Science Ministry of Education of China, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing, PR China. ¹³ MOE Key Laboratory of Bioorganic Phosphorus Chemistry & Chemical Biology, Department of Chemistry, Tsinghua University, Beijing, PR China.）

出处：Nature communications 2023

摘要：Downsizing electrode architectures have significant potential for microscale energy storage devices. Asymmetric micro-supercapacitors play an essentia ...

作者：Jiaqun Li¹;Jianfeng Yan¹;Lan Jiang²;Jiachen Yu¹;Heng Guo¹;Liangti Qu³; （¹ State Key Laboratory of Tribology in Advanced Equipment, Department of Mechanical Engineering, Tsinghua University, Beijing, 100084, China. ² School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China. jianglan@bit.edu.cn. ³ Department of Chemistry, Tsinghua University, Beijing, 100084, China.）

出处：Light, science & applications 2023

摘要：Photonic crystals are utilized in many noteworthy applications like optical communications, light flow control, and quantum optics. Photonic crystal w ...

发明人：姜澜，郭宝山，李欣，杨博达，陈美伶

申请日期：2023.02.06

摘要：本发明涉及一种基于波长组合的飞秒激光均匀加工CFRP材料的方法，属于CFRP材料加工领域。本发明在飞秒激光加工CFRP的基础上，引入飞秒激光不同波长组合协同加工，能够实现CFRP的高质量均匀去除加工。本发明通过调整飞秒激光波长，改变飞秒激光光束波长至一定比例后，如400nm和800nm等，同时通过延 ...

发明人：姜澜，付中原

申请日期：2022.12.07

摘要：本发明公开的一种D型光纤集成聚合物环形谐振腔插分滤波器结构及加工方法，属于全光纤集成光学器件领域。本发明利用D型光纤侧抛面天然具有的两个端口配合两跟弯曲波导方向调控，在光纤抛面区域形成适用于插分滤波器的四端口，显著增强光纤直接集成设备加工的可扩展性；配合双弯曲波导，大外径WGM微环谐振腔可侧耦合到两 ...

发明人：姜澜，吉鹏飞，林根

申请日期：2022.12.26

摘要：本发明提供了用于飞秒激光加工金属的熔化和烧蚀深度的模拟预测方法，根据飞秒激光加工金属材料的从激光光子到金属电子再到金属晶格的能量传递过程，构建双温方程模型模拟计算加工中金属材料的电子和晶格温度演化。基于温度演化的模拟结果，通过相变分数模拟金属材料的熔化过程，并通过临界温度判断来预测加工过程中的材料熔 ...

发明人：姜澜，付中原

申请日期：2022.12.07

摘要：本发明公开的一种D型单模光纤面上集成锥型聚合物波导结构及加工方法，属于全光纤集成光学器件领域。本发明利用本征模式展开法优化D型光纤抛光区域侧壁倾角与锥型光纤渐变区域长度，提高从纤芯到微纳波导的耦合效率，优化后透射率从0.06提升至0.64；微纳波导由渐变区域波导提供支撑实现悬空，减少模式串扰；通过对 ...

发明人：姜澜，王英杰，朱彤，李可铭，高国权，薛博丰

申请日期：2022.11.08

摘要：本发明公开的基于LabView的扫描振镜与位移台联动控制测试系统及方法，属于飞秒激光自动化加工测试技术领域。本发明包括高精度位移台模块、二维扫描振镜模块、上位机LabView平台和加工测试结果读取显示模块。高精度位移台模块用于接收来自上位机控制指令并移动至目标位置，进行实时位置反馈；二维扫描振镜模块 ...

发明人：姜澜，董希明，李晓炜，王猛猛，王素梅，张向宇，郭茂林

申请日期：2022.09.09

摘要：本发明涉及一种垂直偏振飞秒激光脉冲序列实现半球谐振子质量调平的方法，属于激光应用技术领域。本发明的目的是为了解决现有半球谐振子质量调平方法精度低，效率低的问题，提供一种垂直偏振飞秒激光脉冲序列实现半球谐振子质量调平的方法；该方法高精度体现在利用脉冲序列能有效减小烧蚀区域面积，同时本工作首先发现垂直偏 ...