Dispersion engineering of thin-film lithium niobate waveguides for quantum applications / Silia Babel ; Erstgutachterin: Prof. Dr. Christine Silberhorn, Zweitgutachter: Jun. Prof. Dr. Nicholas Güsken. Paderborn, 2026
Inhalt
- Summary
- Zusammenfassung
- Introduction
- Foundations and Theoretical Concepts
- Propagation Losses in TFLN Waveguides
- Hong-Ou-Mandel Interference in a TFLN Directional Coupler
- State of the Art - HOM Interference
- Modeling of a TFLN Directional Coupler
- Characterization of Directional Couplers
- Measuring HOM Interference in TFLN
- Engineering TFLN Photon Sources
- Dispersion Engineering in TFLN Waveguides
- First-Order Dispersion Engineering
- State of the Art - First-Order Dispersion Engineering
- Design of a Non-Degenerate Photon-Pair Source
- Experimental Setup
- Source Characterization
- Thin-Film Thickness Compensation
- Second-Order Dispersion Engineering
- Quantum Pulse Gate in TFLN
- State of the Art - Quantum Pulse Gate
- Dispersion Engineering of QPG in TFLN
- Experimental Setup
- Benchmarking of a Quantum Pulse Gate
- Conclusion and Outlook
- References
- Appendix