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미세액적 제조를 위한 다층 액적 분할 미세유체 시스템 개발

Development of Multilayered Droplet Splitting Microfluidic System for Preparation of Microdroplet

Journal of the Korean Society for Precision Engineering 2022;39(6):425-431.
Published online: June 1, 2022

1 경상국립대학교 메카트로닉스공학부

2 경북대학교 기계공학부

1 School of Mechatronics, Gyeongsang National University

2 School of Mechanical Engineering, Kyungpook National University

#E-mail: gyuman.kim@knu.ac.kr, TEL: +82-53-950-7570
• Received: January 25, 2022   • Revised: April 5, 2022   • Accepted: April 27, 2022

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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    GeeHong Kim, HyungJun Lim, SoonGeun Kwon, Hak-Jong Choi
    Journal of the Korean Society for Precision Engineering.2024; 41(8): 663.     CrossRef

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Development of Multilayered Droplet Splitting Microfluidic System for Preparation of Microdroplet
J. Korean Soc. Precis. Eng.. 2022;39(6):425-431.   Published online June 1, 2022
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Development of Multilayered Droplet Splitting Microfluidic System for Preparation of Microdroplet
J. Korean Soc. Precis. Eng.. 2022;39(6):425-431.   Published online June 1, 2022
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Development of Multilayered Droplet Splitting Microfluidic System for Preparation of Microdroplet
Image Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Fabrication process of multilayered microfluidic device based on droplet splitting for preparation of microdroplet
Fig. 2 Preparation of water droplet prepared by multilayered symmetrical droplet splitting microfluidic device
Fig. 3 Optical images of micro water droplet splitting at T-Junction of microchannel: T-Junction for preparation of water plug and various T-Junctions for droplet splitting (1st, 2nd, and final T-Junction)
Fig. 4 Optical images of micro water droplet at collection part of single symmetrical droplet splitting microfluidic device (1st, 2nd, 3rd, and final collection)
Fig. 5 Diameter of water droplet prepared by droplet splitting microfluidic device (Qd = 0.5 ml/h, Qc = 1.75 ml/h)
Fig. 6 Diameter of water droplet prepared by the single symmetrical droplet splitting microfluidic device depend on flow rate of various continuous phase with flow rate of constant dispersed phase (Qd = 1 ml/h)
Fig. 7 Breakup zone for droplet splitting according to various flow rates of dispersed phase and continuous phase
Fig. 8 Optical images of droplet splitting mode at T-Junction: (a) Symmetrical splitting Qd/Qc = 0.5/1.5 (ml/h), (b) Non-Splitting, Qd/Qc = 0.5/2.75, and (c) Asymmetrical splitting Qd/Qc = 1/7
Fig. 9 Generation rate of microdroplet from single symmetrical droplet splitting microfluidic device with various flow rates of dispersed phase and continuous phase
Fig. 10 The optical images of generated microdroplet in final collection of multilayered symmetrical droplet splitting microfluidic device: (a) The multilayered symmetrical microfluidic system, (b) First layer, (c) Second layer, and (d) Third layer
Fig. 11 Diameter of microdroplet prepared by multilayered symmetrical droplet splitting microfluidic system at each layer (Qd = 3, Qc = 5 ml/h)
Fig. 12 Diameter of microdroplet prepared by mulilayered symmetrical droplet splitting microfluidic system with various flow rate of dispersed phase (Qc = 5 ml/h) (a) at each layer, and (b) in total
Development of Multilayered Droplet Splitting Microfluidic System for Preparation of Microdroplet