A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devices
In this work, we introduce an enhanced Finite Volume Method (FVM) designed for the quasi-electrostatic analysis of microfluidic devices in the frequency domain. Addressing the critical need for accurate modeling of double-layer capacitances at electrode-electrolyte interfaces, we propose a novel app...
Saved in:
| Main Authors: | , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
Elsevier
2025-03-01
|
| Series: | Heliyon |
| Subjects: | |
| Online Access: | http://www.sciencedirect.com/science/article/pii/S2405844025014471 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1849772546810970112 |
|---|---|
| author | Milan Rother Liubov Bakhchova Vadim Issakov |
| author_facet | Milan Rother Liubov Bakhchova Vadim Issakov |
| author_sort | Milan Rother |
| collection | DOAJ |
| description | In this work, we introduce an enhanced Finite Volume Method (FVM) designed for the quasi-electrostatic analysis of microfluidic devices in the frequency domain. Addressing the critical need for accurate modeling of double-layer capacitances at electrode-electrolyte interfaces, we propose a novel approach for interface capacitance insertion. This is pivotal for impedance spectroscopy applications in microfluidic devices where such interfaces are present. By leveraging Quad-Tree meshing, our method adeptly manages the substantial geometrical scale variations inherent in microfluidic channels. This integration allows for efficient computation of multi-port impedances, facilitating the comprehensive evaluation of electrical parameters within these devices. Our approach not only bridges the gap left by traditional FVM and commercial software but also provides a robust framework for design space exploration and optimization of microfluidic structures and electrode geometries. The effectiveness of the proposed method is demonstrated through numerical convergence analysis and practical application to a microfluidic channel cross-section for measurement of transepithelial electrical resistance (TEER), showcasing its potential for advancing biomedical device simulations. |
| format | Article |
| id | doaj-art-dbc2fd1ba5ff4f20bd6fbf2cccd4f11f |
| institution | DOAJ |
| issn | 2405-8440 |
| language | English |
| publishDate | 2025-03-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Heliyon |
| spelling | doaj-art-dbc2fd1ba5ff4f20bd6fbf2cccd4f11f2025-08-20T03:02:18ZengElsevierHeliyon2405-84402025-03-01116e4306610.1016/j.heliyon.2025.e43066A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devicesMilan Rother0Liubov Bakhchova1Vadim Issakov2Corresponding author.; Institute for CMOS Design, Braunschweig University of Technology, Hans-Sommer-Strasse 66, Braunschweig, 38106, GermanyInstitute for CMOS Design, Braunschweig University of Technology, Hans-Sommer-Strasse 66, Braunschweig, 38106, GermanyInstitute for CMOS Design, Braunschweig University of Technology, Hans-Sommer-Strasse 66, Braunschweig, 38106, GermanyIn this work, we introduce an enhanced Finite Volume Method (FVM) designed for the quasi-electrostatic analysis of microfluidic devices in the frequency domain. Addressing the critical need for accurate modeling of double-layer capacitances at electrode-electrolyte interfaces, we propose a novel approach for interface capacitance insertion. This is pivotal for impedance spectroscopy applications in microfluidic devices where such interfaces are present. By leveraging Quad-Tree meshing, our method adeptly manages the substantial geometrical scale variations inherent in microfluidic channels. This integration allows for efficient computation of multi-port impedances, facilitating the comprehensive evaluation of electrical parameters within these devices. Our approach not only bridges the gap left by traditional FVM and commercial software but also provides a robust framework for design space exploration and optimization of microfluidic structures and electrode geometries. The effectiveness of the proposed method is demonstrated through numerical convergence analysis and practical application to a microfluidic channel cross-section for measurement of transepithelial electrical resistance (TEER), showcasing its potential for advancing biomedical device simulations.http://www.sciencedirect.com/science/article/pii/S2405844025014471FVMFinite volume methodQuasi-electrostaticDouble-layerTEERQuad-tree |
| spellingShingle | Milan Rother Liubov Bakhchova Vadim Issakov A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devices Heliyon FVM Finite volume method Quasi-electrostatic Double-layer TEER Quad-tree |
| title | A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devices |
| title_full | A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devices |
| title_fullStr | A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devices |
| title_full_unstemmed | A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devices |
| title_short | A finite volume method with interface capacitance insertion on quad-tree meshes for impedance analysis in microfluidic devices |
| title_sort | finite volume method with interface capacitance insertion on quad tree meshes for impedance analysis in microfluidic devices |
| topic | FVM Finite volume method Quasi-electrostatic Double-layer TEER Quad-tree |
| url | http://www.sciencedirect.com/science/article/pii/S2405844025014471 |
| work_keys_str_mv | AT milanrother afinitevolumemethodwithinterfacecapacitanceinsertiononquadtreemeshesforimpedanceanalysisinmicrofluidicdevices AT liubovbakhchova afinitevolumemethodwithinterfacecapacitanceinsertiononquadtreemeshesforimpedanceanalysisinmicrofluidicdevices AT vadimissakov afinitevolumemethodwithinterfacecapacitanceinsertiononquadtreemeshesforimpedanceanalysisinmicrofluidicdevices AT milanrother finitevolumemethodwithinterfacecapacitanceinsertiononquadtreemeshesforimpedanceanalysisinmicrofluidicdevices AT liubovbakhchova finitevolumemethodwithinterfacecapacitanceinsertiononquadtreemeshesforimpedanceanalysisinmicrofluidicdevices AT vadimissakov finitevolumemethodwithinterfacecapacitanceinsertiononquadtreemeshesforimpedanceanalysisinmicrofluidicdevices |