using tongue and groove, overlapping or a planned gap with a backing screen (Fig.2). Vertical timber cladding is extensively used in Scandinavian countries, was common in urban Scotland in the sixteenth century [46] and is often used to facilitate the run-off of driving...
As the location of the additional reflective area is on the sidewall and covers part of the n-GaN contact orifices, the photons emitted from the side wall can be extracted with the emission angle changing in the vertical direction. As a result, the CRS-FCLED achieved the unique ...