The problems can be reduced by using a metal reflector beneath the waveguide to couple the downward light back into the upward direction [33], and using shallower etch depth at the entrance of the grating [30] and sub-wavelength structures [34,35] in the grating pitches to reduce back ...
He gave us a choice of pitches to choose from. He was always available when.we needed..." Showing results 121-150 of 4,524 Resorts With Indoor Pools nearby destinations Morbihan Read more Saint-Malo Saint-Malo, originally built as a walled citadel guarding the mouth of the Rance river,...