Self-motion conditions for a 3-PPPS parallel robot with delta-shaped base
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DOI: 10.1016/j.mechmachtheory.2019.02.006
Abstract: Abstract This paper presents the self-motion conditions of the 3- PP PS parallel robot with an equilateral mobile platform and an equilateral-shaped base. The study of the direct kinematic model shows that this robot admits… read more here.
Keywords: parallel robot; shaped base; motion conditions; self motion ... See more keywords
A high di/dt 4H-SiC thyristor with ‘-shaped’ n-base
Sign Up to like & getrecommendations! Published in 2019 at "Semiconductor Science and Technology"
DOI: 10.1088/1361-6641/ab0235
Abstract: A high di/dt 4H-SiC thyristor with '-shaped' n-base is proposed and investigated by simulation. Unlike the conventional SiC thyristors, the proposed SiC thyristor features a lightly-highly-lightly doped ('-shaped') n-base. By modulating the concentration difference of… read more here.
Keywords: high sic; shaped base; thyristor shaped; thyristor ... See more keywords