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 Mirrors

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.


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