Leveraging on the mature processing infrastructure of silicon microelectronics, silicon
photonic integrated circuits may be readily scaled to large volume production for low-cost …

The unique diffractive properties of gratings have made them essential in a wide range of
applications, including spectral analysis, precision measurement, optical data storage, laser …

Grating couplers that interconnect photonic chips to off-chip components are crucial for
various optoelectronics applications. Despite numerous efforts in past decades, the existing …

In this study, a platform guiding single-moded light at wavelengths of 480 nm, 520 nm and
633 nm (blue, green and red) is proposed and designed with several components being …

We propose a silicon photonics fiber coupler consisting of a metastructure containing a
through-hole array and a partially etched grating to obtain high efficiency. Using an …

Efficient coupling between optical fibers and on-chip photonic waveguides has long been a
crucial issue for photonic chips used in various applications. Edge couplers (ECs) based on …

Mid-infrared (mid-IR) silicon photonics holds promising applications for the Internet of
Things, LiDAR, and optical communications. Perfectly vertical grating couplers are superior …

Short-wavelength mid-infrared (SWMIR) silicon photonics has gained significant attention
due to its applications in sensing, spectroscopy, and communications. A perfectly vertical …

Subwavelength grating (SWG) couplers have attracted great attention in silicon photonics
due to the flexible capacity of index tailoring for light coupling. With the intrinsic high …

Silicon photonics, merging silicon-based electronics and photonics, offers a transformative
leap in optical technologies by providing high-density, high-speed optical interconnects at …