Design of a tomographic projection lithography process for roll-to-roll fabrication of 3D microstructures

Author(s):  
Joseph Toombs ◽  
Hayden K. Taylor



2013 ◽  
Author(s):  
Ansgar Waldbaur ◽  
Björn Waterkotte ◽  
Juerg Leuthold ◽  
Katja Schmitz ◽  
Bastian E. Rapp


Author(s):  
A.I. Kholopkin ◽  
M.N. Lyakhov ◽  
D.A. Pankratenko ◽  
V.V. Simonov ◽  
A.F. Vyatkin


2020 ◽  
Vol 12 (3) ◽  
pp. 407-411
Author(s):  
Pan Kyeom Kim ◽  
Sung-Il Chung ◽  
Tae-Gyu Ha ◽  
Myung Yung Jeong

The field of nanotechnology is predicted to lead to breakthroughs in many industrial fields. However, inadequate capability for mass production is a large hurdle in the advancement of this industry. To overcome the shortfall in production of nanotechnological devices, we designed a cylindrical nano mold used in the roll-to-roll process with a large surface area to improve production efficiency. The nano structure was fabricated using the UV-based phase shift edge lithography process and duplicated onto a metal plate. The nano patterned metal plate was rolled onto a cylindrical core to complete the cylindrical nano mold. We confirmed the processing ability of the mold by experimentally conducting the nano imprinting process and analyzing the results.



Author(s):  
Jiro Yamamoto ◽  
Hiroshi Yamashita ◽  
Masaki Yamabe ◽  
Hiroshi Arimoto


Author(s):  
Jochen Löffler ◽  
Laurie Wipliez ◽  
Martijn de Keijzer ◽  
Johan Bosman ◽  
Wim Soppe


2014 ◽  
Vol 29 (2) ◽  
pp. 271-279 ◽  
Author(s):  
Mikko Tuominen ◽  
Hannu Teisala ◽  
Janne Haapanen ◽  
Mikko Aromaa ◽  
Jyrki M. Mäkelä ◽  
...  

Abstract Superhydrophobic nanoparticle coating was created on the surface of board using liquid flame spray (LFS). The LFS coating was carried out continuously in ambient conditions without any additional hydrophobization steps. The contact angle of water (CAW) of ZrO2, Al2O3 and TiO2 coating was adjusted reversibly from >150° down to ~10−20° using different stimulation methods. From industrial point of view, the controlled surface wetting has been in focus for a long time because it defines the liquid-solid contact area, and furthermore can enhance the mechanical and chemical bonding on the interface between the liquid and the solid. The used stimulation methods included batch-type methods: artificial daylight illumination and heat treatment and roll-to-roll methods: corona, argon plasma, IR (infra red)- and UV (ultra violet)-treatments. On the contrary to batch-type methods, the adjustment and switching of wetting was done only in seconds or fraction of seconds using roll-to-roll stimulation methods. This is significant in the converting processes of board since they are usually continuous, high volume operations. In addition, the creation of microfluidic patterns on the surface of TiO2 coated board using simple photomasking and surface stimulation was demonstrated. This provides new advantages and possibilities, especially in the field of intelligent printing. Limited durability and poor repellency against low surface tension liquids are presently the main limitations of LFS coatings.



1988 ◽  
Author(s):  
M. Rothschild ◽  
D. J. Ehrlich


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