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  1. No Access

    Article

    Silicon–glass instrumented solid-phase extraction–zone electrophoresis microchip with thin amorphous silicon film electrodes: performance in immunoaffinity analysis

    Silicon–glass microchips were designed and fabricated for on-chip solid phase extraction (SPE) and zone electrophoresis studies. The solvent channels for extraction and the separation channels for analyses wer...

    Ari Hokkanen, Heli Sirén, Lotta K. Amundsen, Kai Kolari… in Microsystem Technologies (2009)

  2. No Access

    Article

    Temperature modeling and measurement of an electrokinetic separation chip

    This work presents experimental [infrared (IR) thermography] and computational (finite element model) results of temperature distributions of an electrokinetic separation chip. Thermal characteristics of both ...

    Tiina Sikanen, Thomas Zwinger, Santeri Tuomikoski… in Microfluidics and Nanofluidics (2008)

  3. No Access

    Chapter and Conference Paper

    Modified Porous Silicon Surfaces as DIOS-MS Sample Plates

    This study presents a novel porous silicon (pSi) fabrication method for the matrix-free desorption/ionization on silicon mass spectrometry (DIOS-MS). The fabrication conditions and surface treatments of pSi on...

    Santeri Tuomikoski, Katri Huikko, Pekka Östman… in Micro Total Analysis Systems 2002 (2002)