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Riblets as a Viscous Drag Reduction Technique
T viscous drag of turbulent boundary layers is a significant factor contributing to the fuel costs of the airlines. Several studies have indicated that microsurface geometry variations which changeExpand
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Design challenges and analysis of the ITER core LIDAR Thomson scattering system
The maximum temperature expected in ITER is in the region of 40keV and the minimum average density of approximately 3×1019m−3 is also expected. The proven capability, convenience, and port occupancyExpand
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Effect of detailed surface geometry on riblet drag reduction performance
A comparison is made of the effect of small changes in v-groove geometry, for several riblet films applicable for drag reduction to commercial transport aircraft, whose nominal v-groove dimension isExpand
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Fatigue crack propagation of coplanar semi-elliptical cracks in pure bending
Abstract The first part of this paper presents stress intensity factor solutions for coalescing coplanar semi-elliptical cracks subjected to pure bending. Crack shapes of “beachmarked” test piecesExpand
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ELM characteristics in MAST
Edge localized mode (ELM) characteristics in a large spherical tokamak (ST) with significant auxiliary heating are explored. High confinement is achieved in mega ampere spherical tokamak (MAST) atExpand
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Near‐field photothermal microspectroscopy for adult stem‐cell identification and characterization
The identification of stem cells in adult tissue is a challenging problem in biomedicine. Currently, stem cells are identified by individual epitopes, which are generally tissue specific. TheExpand
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Comparative assessment of dissipated energy and other fatigue criteria
Abstract Amongst a large number of fatigue criteria proposed for the prediction of crack initiation in thermo-mechanical fatigue, various approaches have been found to be particularly useful forExpand
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On the Effect of Atomic Structure on the Activity and Deactivation of Catalytic Gold Nanoparticles
We present studies of the structure and stability of catalytic gold nanoparticles through in situ aberration‐corrected electron microscopy to investigate the effect of heating on the nature of theExpand
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In-situ heating studies of gold nanoparticles in an aberration corrected transmission electron microscope
Gold nanoparticles have a high catalytic activity for CO oxidation at low temperatures providing they remain less than 5nm in diameter. Their structure and stability and the growth processes thatExpand
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