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View article: On-chip silicon photonic nanohole metamaterials enabled high-density waveguide arrays
On-chip silicon photonic nanohole metamaterials enabled high-density waveguide arrays Open
High-density silicon waveguide arrays manufactured on a complementary metal-oxide-semiconductor (CMOS)-foundry platform hold great promise for optical information processing and photonic integration. However, evanescent waves arising from …
View article: Ultra-compact multimode waveguide bend with shallowly etched grooves
Ultra-compact multimode waveguide bend with shallowly etched grooves Open
In this work, an ultra-sharp multimode waveguide bend (MWB) based on gradient shallowly etched grooves is proposed and demonstrated. With a bending radius of only 5.6 μm, our shallowly-etched-groove multimode waveguide bend (SMWB) can enab…
View article: Design of an ultra-compact low-crosstalk sinusoidal silicon waveguide array for optical phased array
Design of an ultra-compact low-crosstalk sinusoidal silicon waveguide array for optical phased array Open
In this work, an ultra-compact low-crosstalk sinusoidal silicon waveguide array is proposed and analyzed. We first design a pair of low-crosstalk sinusoidal silicon waveguides with a pitch of 695 nm, where the sinusoidal bends are the key …