Post-transitional periodic flow in a straight square duct
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DOI: 10.1017/jfm.2018.811
Abstract: Direct numerical simulation of incompressible turbulence in a straight square duct finds the post-transition flow evolving substantially, and for Reynolds numbers based on the friction velocity and duct hydraulic radius greater than 600 a two-structure… read more here.
Keywords: duct; streamwise vorticity; post transitional; straight square ... See more keywords
Post-transitional regional fertility in Romania
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DOI: 10.4054/demres.2018.38.57
Abstract: Background: The slight variations in the main demographic indicators, particularly in fertility, recorded after 1995 suggest that the process of demographic transition has reached its final stage. Despite this stabilization at national level, significant differences… read more here.
Keywords: regional fertility; post transitional; romania; transitional regional ... See more keywords