Silicon-based on-chip multiplexing technologies and devices for Peta-bit optical interconnects

D Dai, JE Bowers - Nanophotonics, 2014 - degruyter.com
An effective solution to enhance the capacity of an optical-interconnect link is utilizing
advanced multiplexing technologies, like wavelength-division-multiplexing (WDM) …

Polarization management for silicon photonic integrated circuits

D Dai, L Liu, S Gao, DX Xu, S He - Laser & Photonics Reviews, 2013 - Wiley Online Library
Polarization management is very important for photonic integrated circuits (PICs) and their
applications. Due to geometrical anisotropy and fabrication inaccuracies, the characteristics …

Ultra‐broadband and ultra‐compact on‐chip silicon polarization beam splitter by using hetero‐anisotropic metamaterials

H Xu, D Dai, Y Shi - Laser & Photonics Reviews, 2019 - Wiley Online Library
The polarization beam splitter (PBS) is an essential component in the polarization diversity
circuit to overcome the strong polarization dependence of silicon nanophotonic devices …

Novel concept for ultracompact polarization splitter-rotator based on silicon nanowires

D Dai, JE Bowers - Optics express, 2011 - opg.optica.org
A novel concept for an ultracompact polarization splitter-rotator is proposed by utilizing a
structure combining an adiabatic taper and an asymmetrical directional coupler. The …

Passive technologies for future large-scale photonic integrated circuits on silicon: polarization handling, light non-reciprocity and loss reduction

D Dai, J Bauters, JE Bowers - Light: Science & Applications, 2012 - nature.com
Silicon-based large-scale photonic integrated circuits are becoming important, due to the
need for higher complexity and lower cost for optical transmitters, receivers and optical …

Ultra-broadband high-performance polarizing beam splitter on silicon

H Wu, Y Tan, D Dai - Optics Express, 2017 - opg.optica.org
A high-performance silicon-based polarizing beam splitter (PBS) is proposed and
demonstrated experimentally by using an improved structure with cascaded bent directional …

Realization of an ultra-short silicon polarization beam splitter with an asymmetrical bent directional coupler

J Wang, D Liang, Y Tang, D Dai, JE Bowers - Optics letters, 2013 - opg.optica.org
An ultra-short (∼ 10 μm long) polarization beam splitter (PBS) based on an asymmetrical
bent directional coupler (DC) is demonstrated experimentally by using silicon-on-insulator …

Novel ultra-short and ultra-broadband polarization beam splitter based on a bent directional coupler

D Dai, JE Bowers - Optics express, 2011 - opg.optica.org
A novel ultra-short polarization beam splitter (PBS) based on a bent directional coupler is
proposed by utilizing the evanescent coupling between two bent optical waveguides with …

Ultrashort broadband polarization beam splitter based on an asymmetrical directional coupler

D Dai, Z Wang, JE Bowers - Optics letters, 2011 - opg.optica.org
An ultrashort polarization beam splitter (PBS) based on an asymmetrical directional coupler
is proposed by utilizing the evanescent coupling between a strip-nanowire and a nanoslot …

Silicon nanophotonic integrated devices for on-chip multiplexing and switching

D Dai - Journal of Lightwave Technology, 2016 - ieeexplore.ieee.org
A review is given on our recent progresses in silicon nanophotonic integrated devices for
multiplexing and switching, which are key elements in a multichannel multiplexed photonic …