Performance investigation on twisted elliptical tube heat exchangers with coupling-vortex square tube layout
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2020.119473
Abstract: Abstract The twisted elliptical tube heat exchangers with the novel coupling-vortex chessboard tube layout (TETHXs-CV) were simulated with the RNG k-e model in software Fluent 15.0. The shell-side flow pattern at the tangential points between… read more here.
Keywords: tube; elliptical tube; coupling vortex; heat ... See more keywords
Critical coupling vortex with grating-induced high Q-factor optical Tamm states.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.416132
Abstract: We investigate optical Tamm states supported by a dielectric grating placed on top of a distributed Bragg reflector. It is found that under certain conditions the Tamm state may become a bound state in the… read more here.
Keywords: critical coupling; tamm states; coupling vortex; optical tamm ... See more keywords