Beam steering based on coordinate transformation of Fermat spiral configurations
Sign Up to like & getrecommendations! Published in 2019 at "AIP Advances"
DOI: 10.1063/1.5045489
Abstract: A two-dimensional transformational electromagnetic (T-E) device formed by configuring a circular disc with a Fermat spiral is realized. By tuning the phase of the emanating wave in the T-E medium, antenna switching and beam steering… read more here.
Keywords: beam steering; steering based; coordinate transformation; based coordinate ... See more keywords
Dynamic investigation of a spatial multi-body mechanism considering joint clearance and friction based on coordinate partitioning method
Sign Up to like & getrecommendations! Published in 2021 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062211025566
Abstract: The dynamic response of the model, which is the series connection of a planar four-bar mechanism and a spatial RSSR mechanism, is analyzed considering revolute joint clearance and friction. A non-holonomic constraint equation is proposed… read more here.
Keywords: joint clearance; mechanism; friction; clearance ... See more keywords