Baking-powder driven centripetal pumping controlled by event-triggering of functional liquids

David J. Kinahan, Robert Burger, Abhishek Vembadi, Niamh A. Kilcawley, Daryl Lawlor, Macdara T. Glynn, Jens Ducree

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    Abstract

    This paper reports radially inbound pumping by the event-triggered addition of water to on-board stored baking powder in combination with valving by an immiscible, high-specific weight liquid on a centrifugal microfluidic platform. This technology allows making efficient use of precious real estate near the center of rotation by enabling the placement of early sample preparation steps as well as reagent reservoirs at the spacious, high-field region on the perimeter of the disc-shaped rotor. This way the number of process steps and assays that can be integrated on these of this “Lab-on-a-Disc” (LoaD) cartridge can be significantly enhanced while maintaining minimum requirements on the intrinsically simple, spindle-motor based instrumentation.
    Original languageEnglish
    Title of host publicationProceedings of 28th International Conference on Micro Electro Mechanical Systems (MEMS)
    Number of pages4
    PublisherIEEE
    Publication date2015
    Pages504-507
    ISBN (Electronic)978-1-4799-7955-4
    DOIs
    Publication statusPublished - 2015
    Event28th International Conference on Micro Electro Mechanical Systems (MEMS) - Estoril, Portugal
    Duration: 18 Jan 201522 Jan 2015
    Conference number: 28

    Conference

    Conference28th International Conference on Micro Electro Mechanical Systems (MEMS)
    Number28
    Country/TerritoryPortugal
    CityEstoril
    Period18/01/201522/01/2015

    Keywords

    • Aerospace
    • Bioengineering
    • Components, Circuits, Devices and Systems
    • Engineered Materials, Dielectrics and Plasmas
    • Fields, Waves and Electromagnetics
    • Power, Energy and Industry Applications
    • Transportation
    • Energy storage
    • Liquids
    • Microchannels
    • Microfluidics
    • Powders
    • Pumps
    • Valves

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