Lantian Chang

Open student projects

Possible Bachelor's and Master's student projects

Design

  1. Waveguide end facet coupler optimization (broadband in VIS range, fabrication capability, end facet polishing setup design)
  2. Broadband grating structure design with improved upward efficiency.
  3. Broadband single-mode waveguide design
  4. Micro mirror surface simulation and generate a 3D printing model.
  5. Efficient UV grating coupler design
  6. 3D printed tunable Micro Mirror
  7. Design an Angled MMI (Multi-Mode Interferometer)

Fabrication

  1. Deep SiO2 etching optimization
  2. Nano micro imprint process development for 3D printed micro-optics and micro-mechanics (collaboration with Morphotonics).
  3. Imprint polymer waveguides (collaboration with Morphotonics).

Testing and Measurement

  1. On-chip cross-dispersion astrospectrometer characterization.
  2. Joint development and testing of wafer-level testing equipment.
  3. Biosensing with the SepsPIC setup. Testing and date processing.
  4. Inter-chip spacer with laser forward transfer (between 2 UT groups and LioniX)
  5. Characterize 3D printed micro mirrors from UV (261 nm ) to IR (reflectivity, beam quality, alignment influence, matching with simulation).
  6. Unidirectional on-chip laser characterization.

Project examples

3D Printed MEMS Micro Mirrors

This is a master project. It may also break into several bachelor projects.

Active integrated photonic sensors

This is a master project. It may also break into several bachelor projects.

Design an Angled MMI (Multi-Mode Interferometer)

This is a master project. It may also break into several bachelor projects.

Grating Coupler for UV in Aluminum Oxide waveguides

This is a master project. It may also break into several bachelor projects.

Developing High-Quality Edge Couplers for Integrated Photonics

This is a master project.

Project: Integrating Wave Optics and Geometrical Optics in Microscale Free-Form Optics Simulation

This can be a master's or bachelor's project. Of course, the requirements will be different. This will be a collaborating project with another research group at UT. More details will follow. Contract Lantian Chang (l.chang@utwente.nl).

Measuring the performance of a Mach-Zehnder interferometer

This is a bachelor project.

Master project: 3D printing of diffraction-limited micro-optics

Joint master project with ASML (finished)

Inverse design for integrated photonic building blocks Background