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Suppressed Dry out in Two Phase Microchannels via Surface Structures
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: We demonstrated suppressed dryout on structured surfaces during flow boiling in microchannels. We designed and fabricated microchannels with welldefined silicon micropillar arrays (heights of ~25 آµm, diameters of 10 آµm ...
Visualization of the Evaporating Liquid Vapor Interface in Micropillar Arrays
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: We captured interesting static and dynamic behavior of the liquidvapor interface in welldefined silicon micropillar arrays during thermally driven evaporation of water from the microstructured surface. The 3D shape of the ...
The Effects of Plasma Pre-Cracking on Drilling of Hard Rocks: A Single Insert Cutting Experiment
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper studies the effects of plasma-induced cracks on rock cutting to support the concept of a plasma-integrated drag bit for accelerated geothermal drilling through hard rocks. For this, a single polycrystalline ...
Surface Structure Enhanced Microchannel Flow Boiling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: We investigated the role of surface microstructures in twophase microchannels on suppressing flow instabilities and enhancing heat transfer. We designed and fabricated microchannels with welldefined silicon micropillar ...