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알루미늄 와이어 양극산화를 통한 튜브형 나노매쉬 제작

Tubular Nano-Mesh Fabrication by Aluminum Anodic Oxidation

Journal of the Korean Society for Precision Engineering 2017;34(7):501-505.
Published online: July 1, 2017

1 강원대학교 기계융합공학부

1 Department of Advanced Mechanical Engineering, Kangwon National University

#E-mail: kbh@kangwon.ac.kr, TEL: +82-33-250-6374, FAX: +82-33-244-8910
• Received: January 24, 2017   • Revised: March 23, 2017   • Accepted: March 24, 2017

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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  • Effect of Nanochannel Size of Surface Treated Thru-Hole Alumina Membrane in Rejection of Polar Molecules
    Eui Don Han, Byeong Hee Kim, Young Ho Seo
    International Journal of Precision Engineering and Manufacturing.2018; 19(2): 287.     CrossRef

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Tubular Nano-Mesh Fabrication by Aluminum Anodic Oxidation
J. Korean Soc. Precis. Eng.. 2017;34(7):501-505.   Published online July 1, 2017
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J. Korean Soc. Precis. Eng.. 2017;34(7):501-505.   Published online July 1, 2017
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Tubular Nano-Mesh Fabrication by Aluminum Anodic Oxidation
Image Image Image Image Image Image Image Image
Fig. 1 Schematics of fabrication process of tubular nano-mesh, (a) Step 0: Pure aluminum wire, (b) Step 1: Anodizing, (c) Step 2: PR coating, (d) Step 3: Aluminum etching, (e) Step 4: Pore wall remove, (f) Step 5: PR remove
Fig. 2 Wire anodization system
Fig. 3 SEM images of anodized aluminum wire
Fig. 4 SEM images of anodized aluminum wire, applied voltage of (a) 100 V, (b) 60 V
Fig. 5 SEM images of (a) Nano-Pore of top section, (b) Nano-Pore wall of bottom section, (c) Through hole channel by alumina etching of pore wall
Fig. 6 SEM images of alumina tube using aluminum etching process, (a) Before aluminum etching, (b) After aluminum etching
Fig. 7 SEM images of edge section of aluminum etched wire, (a) Over 3 hr, (b) Under 3 hr
Fig. 8 SEM images of inner surface of alumina tube (a) Process time: 2 hr, Pore size: Not measured, (b) Process time: 3 hr, Pore size: 71 ± 10 nm, (c) Process time: 4 hr, Pore size: 114 ± 17 nm, (d) Process time: 5 hr, Pore size: 147 ± 19 nm
Tubular Nano-Mesh Fabrication by Aluminum Anodic Oxidation

Experimental condition

Aluminum wire anodizing
Material Aluminum wire (99.999%)
Diameter: 2 mm
Electrolyte 0.07 M H2C2O4
Temperature -3°C
Voltage/Process time 100 V/21 hr
Table 1 Experimental condition