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Roll-to-Roll Manufacturing for Scale-up of Flexible Electronics
Roll-to-roll (R2R) serves as a pivotal platform for scaling up the manufacturing of flexible devices, with applications spanning diverse industries such as lithium-ion batteries, flexible electronics, IoT sensors, solar cell, commercial flat panel displays, micro-electro-mechanical systems (MEMS), outer space structures, gas and liquid separation membranes, and OLED lighting.
Applications:
(check more from the link to Applied Materials WEB Coating GmbH)
Smart Wristband
Gao et al. (2016)
Flexible displays
Courtesy: Royole Corp.
Packaged solar cell
Courtesy: Jiang Solar
James Webb Space Telescope
Heliogyro solar sail
Courtesy: NASA Langley Research Center
Flexible batteries
Courtesy: Samsung Corp.
Hydrogen fuel cells with R2R system
Courtesy: National Renewable Energy Laboratory
Finger patterned supercapacitor
Kang et al. (2018)
The effects of tension variation ( linear variation σ ) and surrounding air / fluid to frequencies:
FENG's Hydrodynamic Functions for fluid-coupled web vibrations ( length to width ratio ratio: κ ):
Surrogate modeling for tension measurement （Flexible and Printed Electronics, 6.3 (2021): 035006. ）:
Mode shapes:
Mode 11 - in vacuo, uniform tension distribution
Mode 11 - in air, uniform tension distribution
Mode 11 - in vacuo, linearly variated tension distribution
Mode 11 - in air, linearly variated tension distribution
Mode 12 - in vacuo, uniform tension distribution
Mode 12 - in air, uniform tension distribution
Mode 12 - in vacuo, linearly variated tension distribution
Mode 12 - in air, linearly variated tension distribution
In-line Metrology for Directed Energy Deposition (DED) Metal 3D Printing
（Journal of Manufacturing Science and Engineering, 148, no. 2 (2026): 021001. ）
Heat Transfer Simulation, Control, and Optimization of Laser-annealing-based Processes.
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