Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"Microchannel Devices"”.
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Design of a microbreather for two-phase microchannel devices
Multiphase flows in microchannels are encountered in a variety of microfluidic applications. Two-phase microchannel heat sinks leverage the latent heat of vaporization to offer an efficient method of dissipating large heat fluxes in a compact device. In microscale methanol-based fuel cells, the …
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Heat Transfer and Hydrodynamics of Miscible/Immiscible Systems in Microchannel Devices
Electronic devices have been and still are inseparable parts of our lives, such as computers, TVs, air conditioners and gaming consoles. It is expected that in the near future, the heat flux dissipated from integrated circuits and other electronic devices increase significantly. Hence, efficient …
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DEVELOPMENT AND UTILIZATION OF MICROFLUIDIC TRAP (TRYPSIN-BASED RECOVERY AFTER PERMEATION)
… studies of confined migration often use PDMS microchannel devices, but these limit cell extraction for further downstream analysis. Mechanically preconditioning cells with confinement influences their behavior and function, making cell collection useful for regenerative medicine and tissue …
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Microfluidic synthesis of colloidal nanomaterials
… associated with single-phase laminar flows. Microchannel devices that yielded uniform, stable gas-liquid segmented flows over three orders of magnitude in flow velocity were first developed.
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Variable impedance energy dissipation on the micro-scale : field responsive fluids in novel geometries
… examined in the literature. Silicon-based microchannel devices with etched features on the order of 100 pm and etch depths of 7-90 pm were fabricated to test homogeneous ER fluids in small electrode gaps.
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Micro & nano scale mechanical testing and assembly with applications to metal based microsystems
… building blocks for functional metallic micro devices. This dissertation focuses on addressing several problems in fabrication and assembly of metal based microchannel devices. First, the materials’ responses to mechanical deformation at micro & nano scales, namely the mechanical “size effect”, …
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Micro and nanostructured surfaces for enhanced phase change heat transfer
Two-phase microchannel heat sinks are of significant interest for thermal management applications, where the latent heat of vaporization offers an efficient method to dissipate large heat fluxes in a compact device. However, a significant challenge for the implementation of microchannel heat sinks …