88x nm high-efficiency narrow divergence angle laser diodes with coupled waveguide photonic crystal
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DOI: 10.1109/lpt.2023.3275978
Abstract: 88x nm laser diodes with coupled waveguide photonic band crystal (CPBC) are designed and fabricated. By optimizing the optical confinement factor in the lightly doped coupled waveguide, the internal loss reduces to 0.52 cm $^{-1}$… read more here.
Keywords: crystal; coupled waveguide; diodes coupled; laser diodes ... See more keywords