Concepts for “Direct-to-Shape” Inkjet Printing onto Curved Surfaces

Author(s):  
Debbie Thorp ◽  
Nick Geddes
Materials ◽  
2021 ◽  
Vol 14 (19) ◽  
pp. 5623
Author(s):  
Ju-Hun Ahn ◽  
Hee-Ju Hong ◽  
Chang-Yull Lee

Temperature measurement is very important for thermal control, which is required for the advancement of mechanical and electronic devices. However, current temperature sensors are limited by their inability to measure curved surfaces. To overcome this problem, several methods for printing flexible substrates were proposed. Among them, electrohydrodynamic (EHD) inkjet printing technology was adopted because it has the highest resolution. Since EHD inkjet printing technology is limited by the type of ink used, an ink with temperature-sensing properties was manufactured for use in this printer. To confirm the applicability of the prepared ink, its resistance characteristics were investigated, and the arrangement and characteristics of the particles were observed. Then, the ink was printed using the EHD inkjet approach. In addition, studies of the meniscus shapes and line widths of the printed results under various conditions confirmed the applicability of the ink to the EHD inkjet printing technology and the change in its resistance with temperature.


Author(s):  
Evan Weststrate ◽  
◽  
Michael S. Squillante ◽  
Sergey Chekanov

Author(s):  
Alfonso Arturo Castrejon-Pita ◽  
Eleanor S Betton ◽  
Nick Campbell ◽  
Nick Jackson ◽  
Jonathan Morgan ◽  
...  
Keyword(s):  

2019 ◽  
Vol 2019 (1) ◽  
pp. 56-59
Author(s):  
Erik Beckert ◽  
Falk Kemper ◽  
Sabrina-Jasmin Wolleb ◽  
Maximilian Reif ◽  
Soenke Steenhusen
Keyword(s):  

2018 ◽  
Vol 2018 (1) ◽  
pp. 107-112 ◽  
Author(s):  
Min Zhao ◽  
Susana Diaz Amaya ◽  
Seon-ah Jin ◽  
Li-Kai Lin ◽  
Amanda J. Deering ◽  
...  

2017 ◽  
Vol 61 (5) ◽  
pp. 505051-505057 ◽  
Author(s):  
Zundong Liu ◽  
Kuanjun Fang ◽  
Hongguo Gao ◽  
Xiuming Liu ◽  
Jianfei Zhang ◽  
...  

2020 ◽  
Vol 64 (5) ◽  
pp. 50405-1-50405-5
Author(s):  
Young-Woo Park ◽  
Myounggyu Noh

Abstract Recently, the three-dimensional (3D) printing technique has attracted much attention for creating objects of arbitrary shape and manufacturing. For the first time, in this work, we present the fabrication of an inkjet printed low-cost 3D temperature sensor on a 3D-shaped thermoplastic substrate suitable for packaging, flexible electronics, and other printed applications. The design, fabrication, and testing of a 3D printed temperature sensor are presented. The sensor pattern is designed using a computer-aided design program and fabricated by drop-on-demand inkjet printing using a magnetostrictive inkjet printhead at room temperature. The sensor pattern is printed using commercially available conductive silver nanoparticle ink. A moving speed of 90 mm/min is chosen to print the sensor pattern. The inkjet printed temperature sensor is demonstrated, and it is characterized by good electrical properties, exhibiting good sensitivity and linearity. The results indicate that 3D inkjet printing technology may have great potential for applications in sensor fabrication.


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