Results 81 to 90 of about 40,382 (313)

Recent Advances in Variable‐Stiffness Robotic Systems Enabled by Phase‐Change Materials

Advanced Robotics Research, EarlyView.
Phase‐change materials (PCMs), such as shape memory alloys, hydrogels, shape memory polymers, liquid crystal elastomers, and low‐melting‐point alloys, are driving advancements in stiffness‐tunable robotic systems across a wide range of applications. This review highlights recent progress in PCM‐enabled robotics, focusing on their underlying mechanisms,
Sukrit Gaira, Liao Wu, Ming Li, Priyank Kumar, Xiaopeng Li, Shi‐Yang Tang   +5 more
wiley   +1 more source

Laser Butt Welding of Thin AZ31B Magnesium Alloy Sheets with and without Beam Oscillation

Materials Research
Magnesium (Mg) alloys are widely used in electronics, automotive, and aerospace industries due to their lightweight, high specific strength, and excellent damping properties.
Hao Chen, QunYue Gao, Sheng Ye, Wen Zhu, Yanfei Chen, Zhengqiang Zhu   +5 more
doaj   +1 more source

Robot-sensor synchronization for real-time seamtracking in robotic laser welding [PDF]

, 2005
The accuracy requirements of laser welding put high demands on the manipulator that is used. To use industrial six-axis robots for manipulating the laser welding optics, sensors measuring the seam trajectory close to the focal spot are required to meet ...
Aarts, R.G.K.M., Graaf, M.W. de, Jonker, J.B., Meijer, J.   +3 more
core   +3 more sources

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

Advanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj, Quan‐Chen Song, Jia‐Yang Juang   +2 more
wiley   +1 more source

Universal tool LASER - application examples for welding of HT fuel cells as well as heat exchangers and tank systems for H2 processing [PDF]

, 2019
The laser tool is predestined for automated manufacturing processes and has already proven its suit-ability in many areas. In particular, joining technologies in the field of hydrogen production, its storage and for bi-polar plates have to meet the ...
Dittrich, Dirk, Klotzbach, Annett, Leyens, Christoph, Mohlau, Phillip, Standfuss, Jens, Strohbach, Robert   +5 more
core   +1 more source

Enhancing the Ultrasonic Welding of Wood Using 3D Printed Lignin Energy Directors

Advanced Science, EarlyView.
Sustainable manufacturing for lightweight structures using ecofriendly materials will be key to reducing material consumption and lowering carbon footprints. Here, an approach is presented to weld wood using ultrasonic vibrations with material at the joint interface to direct energy.
Muhamad Amani, Kathrin Weiland, Mark Ablonczy, Natalia Sofia Guevara‐Sotelo, Ioannis Zygouris, Johan van Stuyvesant Meijen, Kunal Masania   +6 more
wiley   +1 more source

Ring Beam Modulation-Assisted Laser Welding on Dissimilar Materials for Automotive Battery

Journal of Manufacturing and Materials Processing
This paper investigates Ring Beam Modulation-assisted Laser (RBML) welding as a novel approach for joining dissimilar materials, specifically aluminum and copper, which are essential in high-performance applications such as electric vehicle batteries and
Se-Hoon Choi, Jong-Hyun Kim, Hae-Woon Choi   +2 more
doaj   +1 more source

A comparison of the physics of Gas Tungsten Arc Welding (GTAW), Electron Beam Welding (EBW), and Laser Beam Welding (LBW) [PDF]

The physics governing the applicability and limitations of gas tungsten arc (GTA), electron beam (EB), and laser beam (LB) welding are compared.
Nunes, A. C., Jr.
core   +1 more source

Quantifying Additive Manufacturing Vapor Plumes Using Laser‐Induced Breakdown Spectroscopy, Synchrotron X‐Ray Radiography and Simulations

Advanced Science, EarlyView.
This study presents a novel in situ laser‐induced breakdown spectroscopy system for monitoring metal vapors produced by the intense laser‐metal interactions in laser powder bed fusion additive manufacturing and laser welding. The insights from this new technique reveal changes in alloy compositions and provide the first in situ validation of multi ...
Anna C. M. Getley, Samy Hocine, Junji Shinjo, Chinnapat Panwisawas, Marta Majkut, Alexander Rack, Peter D. Lee, Michael Towrie, Chu Lun Alex Leung   +8 more
wiley   +1 more source

Research on Hybrid Blue Diode-Fiber Laser Welding Process of T2 Copper

Metals
This research proposes a non-penetration lap welding process for joining T2 copper power module terminals in high-frequency and high-power electronic applications, using a hybrid laser system combining a 445 nm blue diode laser and a 1080 nm fiber laser.
Xiangkuan Wu, Na Qi, Shengxiang Liu, Qiqi Lv, Qian Fu, Yue Kang, Min Jin, Miaosen Yang   +7 more
doaj   +1 more source