发明人：姜澜，王猛猛，李鹏飞，朱彤，聂鲁燕，赵丙权，赵小明

申请日期：2023.06.15

摘要：本发明公开一种石英挠性加速度计的摆组件一体化飞秒激光复合加工方法，包括步骤一、车削石英圆柱毛坯，加工出两侧圆柱状凸起结构，得到摆片；步骤二、飞秒激光加工摆片，去除两侧圆柱状凸起结构的中间部分，得到骨架；步骤三、飞秒激光加工摆片中心的通孔；步骤四、抛光摆片；步骤五、双脉冲贝塞尔光束对摆片的正反面辐照， ...

作者：Pin Feng; Lan Jiang; Xin Li; Kaihu Zhang; Xuesong Shi; Bo Li （Laser Micro/Nano Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, PR China Yongfeng Lu Department of Electrical Engineering, University of Nebraska-Lincoln, Lincoln, NE 68588-0511, USA Received 27 October 2015, Revised 23 January 2016, Accepted 22 February 2016, Available online 26 February 2016）

出处：Applied Surface Science 2016

关键词：Femtosecond laser;ZnO;Grating splitting

摘要：The formation process and mechanism of subwavelength ripples were studied upon irradiation of ZnO by a femtosecond laser (800 nm, 50 fs, 1 kHz). An ab ...

作者：Guo, Jianwu¹; Ji, Pengfei¹; Jiang, Lan^{1, 2}; Lin, Gen¹; Meng, Yu¹; （¹Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing; 100081, China;²Beijing Institute of Technology Chongqing Innovation Center, Chongqing; 401147, China）

出处：Powder Technology 2022

关键词：Femtosecond laser;Nanoparticles;Sintering;Molecular dynamics;Two-temperature model

摘要：The sintering process of Al nanoparticles subject to femtosecond laser irradiation is investigated by using a multiscale approach combining molecular ...

作者：Weihua Zhu¹;Mengmeng Wang^{1   2};Zheng Zhang¹;Jiaxin Sun¹;Jie Zhan¹;Mingle Guan¹;Zhao Xu¹;Sumei Wang^{1   2};Xin Li¹;Lan Jiang^{1   2   3}; （¹ Laser Micro/Nano Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China. ² Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing 314000, China. ³ Beijing Institute of Technology Chongqing Innovation Center, Chongqing 401120, China.）

出处：ACS applied materials & interfaces 2023

关键词：femtosecond laser;gold nanoparticles;multifunctional sensors;reduced graphene oxide;temporal-frequency shaping.

摘要：The mixture of graphene oxide and noble metal nanoparticles has been widely used in flexible multifunctional sensors. Femtosecond lasers are regarded ...

作者：Ma, Le¹; Jiang, Lan^{1, 2, 3}; Li, Xin^{1, 2, 3, 4}; Zuo, Pei⁵; Xu, Chenyang¹; Cheng, Zhihua⁶; Tian, Mengyao¹; Yuan, Yongjiu¹; Zhang, Xueqiang¹; Lu, Yibo¹; Zhao, Yang⁶; Qu, Liangti⁷; （¹Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing; 100081, China;²Beijing Institute of Technology Chongqing Innovation Center, Chongqing; 401120, China;³Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing; 314019, China;⁴Complex Microstructure Processing Technology (NationalInnovation Center, Beijing; 100081, China;⁵School of Mechanical and Electrical Engineering, Wuhan Institute of Technology, Wuhan; 430073, China;⁶Key Laboratory of Cluster Science, Ministry of Education of China, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing; 100081, China;⁷Department of Chemistry & Department of Mechanical Engineering, Tsinghua University, Beijing; 100084, China）

出处：Chemical Engineering Journal 2022

关键词：Hydrogen evolution reaction;Strongly coupled 1T-2H MoS₂/N-rGO quantum-dot heterostructures;Spatially shaped laser;Controllable modulations;Density functional theory calculations

摘要：Strongly coupled transition-metal dichalcogenides/carbon hybrids are cost-effective and robust electrocatalysts for hydrogen evolution reaction, and f ...

作者：Yajie Hu^{1   2};Mingmao Wu³;Fengyao Chi^{1   2};Guobin Lai^{3   4};Puying Li^{1   2};Wenya He^{1   2};Bing Lu^{1   2};Chuanxin Weng^{1   2};Jinguo Lin⁴;Fengen Chen^{1   2};Huhu Cheng^{1   2};Feng Liu⁴;Lan Jiang⁵;Liangti Qu^{6   7}; （¹ Key Laboratory of Organic Optoelectronics and Molecular Engineering, Ministry of Education, Department of Chemistry, Tsinghua University, Beijing, People\'s Republic of China. ² Laboratory of Flexible Electronics Technology, Tsinghua University, Beijing, People\'s Republic of China. ³ Key Laboratory of Eco-materials Advanced Technology, College of Materials Science and Engineering, Fuzhou University, Fuzhou, People\'s Republic of China. ⁴ The State Key Laboratory of Nonlinear Mechanics, Institute of Mechanics, Chinese Academy of Sciences, Beijing, People\'s Republic of China. ⁵ Laser Micro-/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing, People\'s Republic of China. ⁶ Key Laboratory of Organic Optoelectronics and Molecular Engineering, Ministry of Education, Department of Chemistry, Tsinghua University, Beijing, People\'s Republic of China. lqu@mail.tsinghua.edu.cn. ⁷ Laboratory of Flexible Electronics Technology, Tsinghua University, Beijing, People\'s Republic of China. lqu@mail.tsinghua.edu.cn.）

出处：Nature 2023

摘要：Electrochemical capacitors are expected to replace conventional electrolytic capacitors in line filtering for integrated circuits and portable electro ...

作者：潘昌基，姜澜，孙靖雅 （北京理工大学）

出处：金属加工(冷加工) 2023

摘要：飞秒激光加工技术作为一种重要的微纳制造手段，已经在攻克某些国家重大工程中的制造共性挑战提供了关键技术，是高端制造前沿之一。但是由于其超快、超强的特性，飞秒激光加工过程是一个非线性、非平衡、多尺度的复杂物理化学过程，与传统激光加工过程有显著差别，仍需要深入探究。本论文针对飞秒激光加工中尚存在的难点问题 ...

发明人：姜澜，李欣，赵亮，吴守宇

申请日期：2023.09.20

摘要：本发明属于碳化硅晶锭剥片技术领域，具体公开一种基于时空同步聚焦激光的碳化硅晶锭剥片方法，包括以下步骤：S1、将超快激光器发射的脉冲激光光束入射到一对平行光栅得到光谱分离的整形激光束，再通过物镜完成时空同步聚焦；S2、将激光焦点聚焦到碳化硅晶锭内部的预设平面加工得到若干间隔分布的改质点，然后按照预设路 ...

发明人：姜澜，张新闯，路畅，李欣，王猛猛，王素梅，王嘉文

申请日期：2023.08.28

摘要：本发明提供一种多视场反馈的整形激光三维硬脆结构加工方法及系统，所述系统包括时空整形模块、激光偏转模块、加工平台模块、柔性装夹模块、三维立体成像模块、气体吹吸模块。本发明利用三维建模软件对待加工样品进行特异性建模，并导出立体光刻文件(STL模型)和绘图交换文件(DXF模型)；使用制图软件对DXF模型编 ...

发明人：姜澜，田梦瑶，李欣

申请日期：2023.07.24

摘要：本发明涉及一种飞秒激光时域可控合成WMo₂S_1.5储能材料的方法，属于激光加工应用技术领域。本发明利用时域整形高重频飞秒激光对二维材料复合前驱体薄膜进行图案化加工，原位合成W_xMo_2xS_y复 ...