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"Micro pattern Control"

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"Micro pattern Control"

Nano Materials and Devices : Micro Pattern Control of Metal Printing by Piezoelectric Print-head
Shin Yong Yoon, Geun Soo Choi, Soo Hyun Baek, Hong Soon Chang, Sang Hyun Seo
J Electr Electron Mater 2011;24(2):147-151.   Published online February 1, 2011
We were analyzed the piezoelectric characteristic for electronics printing to inkjet printing system. These applications were possible use to Actuator, MEMS, FPCB, RFID, Solar cell and LCD color filter etc. Piezoelectric print head is firing from ink droplet control consideration ink viscosity properties. At this time, micro pattern for PCB metal printing was possible by droplet control of piezoelectric driving. These driving characteristics are variable voltage pulse waveform. We are used the piezoelectric analysis software of Finite Element Method (FEM), Piezoelectric design parameters are acquired from piezoelectric analysis, and measurement of piezoelectric. It designed for piezoelectric head to possible electric print pattern of inkjet printing system. For this validity we were established through in comparison with simulation and measurement. Designed piezoelectric specification obtained voltage 98V, firing frequency 10 kHz, resolution 360dpi, drop volume 20pl, nozzle number 256, and nozzle pitch 0.33 mm.
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