activity
20232025
most citedImplantable Photonic Neural Probes with Out-of-Plane Focusing Grating Emitters

10 citations · 22 across the 7 of their papers we have counts for

collaborators

8 papers

physics.optics2025

Hybrid Integration of InGaN Lasers in a Foundry-Fabricated Visible-Light Photonics Platform

Xin Mu, Frank Weiss, Hongyao Chua +9

Visible-spectrum photonic integrated circuits (PICs) present compact and scalable solutions for emerging technologies including quantum computing, biosensing, and virtual/augmented…

physics.optics2025

Broadband Waveguide-Coupled Photodetectors in a Submicrometer-Wavelength Silicon Photonics Platform

Alperen Govdeli, Jared C. Mikkelsen, Engjell Bebeti +4

Advances in silicon (Si) photonics at submicrometer wavelengths are unlocking new opportunities to realize miniaturized, scalable optical systems for biophotonics, quantum informat…

physics.optics2025★ 6 cited

In situ Thermal Trimming of Waveguides in a Standard Active Silicon Photonics Platform

Tianyuan Xue, Hannes Wahn, Andrei Stalmashonak +2

We present suspended heater structures fabricated in a standard C- and O-band silicon (Si) photonics platform that can achieve sufficiently high local temperatures to induce effect…

physics.optics2025★ 3 cited

Thermally Induced Refractive Index Trimming of Visible-Light Silicon Nitride Waveguides Using Suspended Heaters

Hong Chen, Tianyuan Xue, Zheng Yong +6

We demonstrate refractive index trimming of visible-light silicon nitride (SiN) waveguides using suspended heater structures. The thermal isolation of the suspended heaters enabled…

physics.optics2024

Implantable silicon neural probes with nanophotonic phased arrays for single-lobe beam steering

Fu-Der Chen, Ankita Sharma, Tianyuan Xue +12

In brain activity mapping experiments using optogenetics, patterned illumination is crucial for deterministic and localized stimulation of neurons. However, due to optical scatteri…

physics.optics2024★ 10 cited

Implantable Photonic Neural Probes with Out-of-Plane Focusing Grating Emitters

Tianyuan Xue, Andrei Stalmashonak, Fu-Der Chen +6

We have designed, fabricated, and characterized implantable silicon neural probes with nanophotonic grating emitters that focus the emitted light at a specified distance above the…

q-bio.QM2023★ 1 cited

NeuroQuantify -- An Image Analysis Software for Detection and Quantification of Neurons and Neurites using Deep Learning

Ka My Dang, Yi Jia Zhang, Tianchen Zhang +4

The segmentation of cells and neurites in microscopy images of neuronal networks provides valuable quantitative information about neuron growth and neuronal differentiation, includ…

physics.optics2023★ 2 cited

Room-temperature waveguide-coupled silicon single-photon avalanche diodes

Alperen Govdeli, John N. Straguzzi, Zheng Yong +6

Single photon detection is important for a wide range of low-light applications, including quantum information processing, spectroscopy, and light detection and ranging (LiDAR). A…