A microstructure based approach to model effects of surface roughness on tensile fatigue
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2019.105229
Abstract: Abstract This paper presents a novel approach to model the effects of surface roughness on fatigue of tensile specimens. Voronoi tessellation was employed to simulate material microstructure and generate rough surfaces. Continuum damage mechanics was… read more here.
Keywords: fatigue; model; microstructure; model effects ... See more keywords
AN EMPIRICAL MODEL OF THE EFFECTS OF IONOSPHERIC ELECTRON DENSITY VARIATIONS ON HF RADAR PROCESSING
Sign Up to like & getrecommendations! Published in 2019 at "Progress In Electromagnetics Research B"
DOI: 10.2528/pierb19040204
Abstract: The High Frequency hybrid radar mode combines sky and surface wave propagation. As all High Frequency radars, it can be impacted by ionospheric instabilities. A behavioral model able to include ionospheric spatial and temporal variations… read more here.
Keywords: empirical model; density; model effects; electron density ... See more keywords