(a) Top view and (b) side view of preconcentrator design (units in mm).
Schematic of preconcentrator reference geometry and contact pad location—Model 1.
Top view of the finite element mesh, specifically of the outer ring and slats of the preconcentrator.
Power vs time plots for Models 1, 3, 4, 5 and 6.
Typical sample volumes for various types of GC columns.
Preconcentrator/microtraps used from 1993 to 2003.
Preconcentrator geometries used in finite element analyses (units in mm).
Case studies examined for analysis of WIMS-ERC preconcentrator design models 1 through 6.
Description of contact pad variability in size and location and simulation results for models 1 and 2(a)–2(g).
Material property values used in finite element analyses.
Summary of simulation results for models 1, 3, 4 and 5.
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