姜澜
作者: Lin, Gen1;Jiang, Lan1,2,3;Ji, Pengfei1;Sun, Jingya1;Hu, Jie1;Lian, Yiling1 (1Beijing Inst Technol, Sch Mech Engn, Laser Micro Nanofabricat Lab, Beijing 100081, Peoples R China.;2Beijing Inst Technol Chongqing Innovat Ctr, Chongqing 401120, Peoples R China.;3Yangtze Delta Reg Acad, Beijing Inst Technol, Jiaxing 314019, Peoples R China.)
出处: OPTICS AND LASER TECHNOLOGY 2025 Vol.180
关键词: 2-TEMPERATURE MODEL; MOLECULAR-DYNAMICS; ABLATION; ELECTRON; NI; ALUMINUM
摘要: Phase change plays a fundamental role in the femtosecond laser micro/nano-processing of metals. Atomistic simulation combined with experimental observ ...
发明人: 姜澜,焦淑慧,韩伟娜,赵凯林,蒋荐晖,张岩松,王靖博
申请人: 北京理工大学重庆创新中心,北京理工大学
申请号: 202410399480.7
申请日期: 2024.04.03
摘要: 本发明属于热伪装技术领域,具体公开了基于光电协同调控复合型超表面的智能热伪装系统及方法,基于复合多类相变材料的复合型超表面,通过光电协同调控易失性相变材料层、非易失性相变材料层发生相变,实现了超表面光学性能的灵活动态可调,克服了传统静态超表面一旦加工完成则功能固定、灵活性差等缺点,且复合型超表面器件 ...
发明人: 姜澜,朱彤,李可铭,王英杰,高国权
申请人: 北京理工大学
申请号: 202410094281.5
申请日期: 2024.01.23
摘要: 本发明公开的一种监测过渡金属氧化物空穴传输并直接成像的方法,属于超快检测领域。本发明实现步骤如下:使用超连续白光瞬态吸收系统探测过渡金属氧化物,并获取其不同波段下的瞬态吸收光谱;通过区分正负信号并依据电子轨道特征排除电子贡献的正信号,准确地识别出由底层电子至光生空穴跃迁产生的空穴特征正信号;利用特定 ...
发明人: 姜澜,朱彤,王英杰,李可铭,高国权
申请人: 北京理工大学
申请号: 202410045708.2
申请日期: 2024.01.12
摘要: 本发明涉及一种金属异质结构中通过可控电声耦合调控热电子传输的方法,属于纳米材料热电子传输动力学技术领域。方法包括:制备金属异质薄膜;利用瞬态反射光谱并提取峰值信号动力学;通过双温方程模拟并将电声耦合系数G作为变量拟合,迭代得到G值并量化界面热导;利用超快显微镜获取不同时间延迟的热电子空间分布,通过二 ...
发明人: 姜澜,韩伟娜,陈朝伦,翁莎缘,陈刚,赵卓,任礼波
申请人: 北京理工大学重庆创新中心,北京理工大学,重庆摩方科技有限公司
申请号: 202410221270.9
申请日期: 2024.02.28
摘要: 本专利涉及精密医疗器械制造方法技术领域,具体是一种增减材复合制造中空微针的方法,包括以下步骤:S1:打印实心微针针体:采用面投影立体光刻3D打印技术,通过对微针三维模型进行定制化设计,打印实心微针针体结构,并在打印前对并在打印前调整打印参数,以调控微针的光学和力学特性,使其适应贝塞尔光束的加工;S2 ...
发明人: 姜澜,陈治成,孙靖雅
申请人: 北京理工大学长三角研究院(嘉兴),北京理工大学
申请号: 202410123471.5
申请日期: 2024.01.29
摘要: 本发明属于飞秒激光打孔技术领域,公开了一种飞秒激光旋切加工气膜冷却孔的系统及方法;解决了现有技术中飞秒激光加工微孔对材料热损伤严重、且加工效率低的问题;其具体包括激光器,激光器的发射端设有迈克尔逊干涉系统;迈克尔逊干涉系统的输出光路上依次设有衰减片和振镜系统;振镜系统的输出光路上设有二相色镜,二相色 ...
作者: Li, Jiaqun1;Yan, Jianfeng1;Jiang, Lan2;Qu, Liangti3 (1Tsinghua Univ, Dept Mech Engn, State Key Lab Tribol Adv Equipment, Beijing 100084, Peoples R China.;2Beijing Inst Technol, Sch Mech Engn, Beijing 100081, Peoples R China.;3Tsinghua Univ, Dept Chem, Beijing 100084, Peoples R China.)
出处: LASER & PHOTONICS REVIEWS 2024
关键词: CIRCULAR-DICHROISM; LIGHT
摘要: Chiroptical response, demonstrating chiral interaction between optical vortex and chiral structure, plays an important role in variety of fields like ...
作者:
Weina Han1,2;Yuling Dai1,2;Donghui Wei1;Xingyi Zhang1,2;Luna Han1;Biye Peng1,2;Shuhui Jiao1;Shayuan Weng1,2;Pei Zuo3;Lan Jiang1,2;
出处: ACS Applied Materials & Interfaces 2024
关键词: phase change materials;individual resonant nanoparticles;dynamic modulation;property−structure reconfiguration;femtosecond laser
摘要: Property–structure reconfigurable nanoparticles (NPs) provide additional flexibility for effectively and flexibly manipulating light at the nanoscale. ...
作者: Lian,Yiling1;Jiang,Lan123;Sun,Jingya12;Lin,Gen1;Liang,Misheng1; (1Laser Micro/Nano Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China;2Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing, 314019, China;3Beijing Institute of Technology Chongqing Innovation Center, Chongqing, 401120, China)
出处: International Journal of Heat and Mass Transfer 2024
摘要: Laser-induced ultrafast thermomechanical responses significantly impact ablation behaviors. Previous studies have focused on experimental observations ...
作者: Wang, Yingjie1;Li, Keming1;Jiang, Lan1,2,3;Gao, Guoquan1;Li, Jiafang4;Zhu, Tong1 (1Beijing Inst Technol, Sch Mech Engn, Laser Micro Nano Fabricat Lab, Beijing 100081, Peoples R China.;2Beijing Inst Technol, Chongqing Innovat Ctr, Chongqing 401120, Peoples R China.;3Beijing Inst Technol, Yangtze Delta Reg Acad, Jiaxing 314019, Peoples R China.;4Beijing Inst Technol, Sch Phys, Beijing 100081, Peoples R China.)
出处: SMALL 2024
关键词: HEAT-TRANSFER; DYNAMICS; TEMPERATURE; INTERFACE; DIFFUSION; TIME
摘要: The electron-phonon (e-ph) interactions are pivotal in shaping the electrical and thermal properties, and in particular, determining the carrier dynam ...