activity
20212026
most citedOn-chip beam rotators, adiabatic mode converters, and waveplates through low-loss waveguides with variable cross-sections

65 citations · 69 across the 7 of their papers we have counts for

collaborators

7 papers

physics.optics2026

Integrated photonic computing: towards high-dimensional information processing

Ji Qin, Zhi-Kai Pong, Xuke Qiu +14

The rapid growth of artificial intelligence, coupled with the slowing of Moore's law, is straining computing infrastructure, as CMOS electronics face inherent limits in bandwidth,…

physics.optics2026

Topologically robust programmable logic arrays using light and matter skyrmions

Ruofu Liu, An Aloysius Wang, Yunqi Zhang +9

Photonic computing offers a low-power, high-bandwidth paradigm for information processing; however, the analogue nature of conventional architectures means that intrinsic noise and…

physics.optics2025

Laser written waveguides to the sample edge

Zhi-Kai Pong, Mohan Wang, Ji Qin +2

A method is presented for fabrication of femtosecond laser written waveguides in glass to remove the need for polishing of substrates after processing. It is shown that by amplitud…

physics.optics2025★ 1 cited

Skyrmions based on optical anisotropy for topological encoding

Yunqi Zhang, An Aloysius Wang, Runchen Zhang +6

The observation of skyrmions across diverse physical domains suggests that they are universal features of S-valued fields, reflecting the ubiquity of topology in the study of…

physics.optics2024★ 3 cited

Topological Protection of Optical Skyrmions through Complex Media

An Aloysius Wang, Zimo Zhao, Yifei Ma +14

Optical Skyrmions have many important properties that make them ideal units for high-density data applications, including the ability to carry digital information through a discret…

physics.optics2023

Polarization based modulation of splitting ratio in femtosecond laser direct written directional couplers

Zhi-Kai Pong, Bangshan Sun, Patrick S. Salter +1

This work characterizes a phenomenon in direct laser written directional couplers where the splitting ratio for output light is dependent on the input polarization state. In genera…

physics.optics2021★ 65 cited

On-chip beam rotators, adiabatic mode converters, and waveplates through low-loss waveguides with variable cross-sections

Bangshan Sun, Fyodor Morozko, Patrick S. Salter +14

Photonics integrated circuitry would benefit considerably from the ability to arbitrarily control waveguide cross-sections with high precision and low loss, in order to provide mor…