Nonlinear optics has not stopped evolving, offering opportunities to develop novel
functionalities in photonics. Supercontinuum generation, a nonlinear optical phenomenon …

Miniaturized micro‐spectrometers with high‐resolution and large‐bandwidth are of great
importance for on‐site spectroscopic analysis applications. Here, a novel high‐resolution …

Efficient fiber‐chip couplers operating at distinct wavelength bands are key components to
combine or split different optical bands for emerging data transmission and nonlinear …

A self-aligning silicon chiplet approach is used on a silicon-on-insulator (SOI) substrate with
ridge waveguides and grating couplers to enable interconnection with arrays of fibers. The …

We experimentally demonstrate a novel, to the best of our knowledge, three-port grating
coupler (TPGC) for dual-wavelength-band operation. The TPGC can couple light to/from two …

Diffractive periodic-structure-based grating couplers (GCs) are the most widely used devices
for light coupling between optical fibers and integrated photonic devices. However …

A unidirectional dual-wavelength-band grating coupler with one-dimensional (1D)
subwavelength structures is proposed and experimentally demonstrated. Inverse …

The design of grating couplers (GCs) that can (de) multiplex and couple arbitrarily defined
spatial light into photonic devices is crucial for miniaturized integrated chips. However …

We proposed a novel, to the best of our knowledge, design for a dual-wavelength-band
waveguide grating coupler. The proposed structure works in both the C band and O band …

High Performance Dual-Band Chirped Grating Coupler with High and Balanced Coupling
Efficiency Page 1 High performance dual-band chirped grating coupler with high and …