Periodically poled waveguides in potassium titanyl phosphate : from technology development to applications / vorgelegt von Christof Eigner. Paderborn, 2019
Content
- 1 Summary
- 2 Zusammenfassung
- 3 Preface
- 4 Introduction
- 5 Fundamental Theory
- Nonlinear Optics
- Phase Matching
- Potassium Titanyl Phosphate
- Domain Inversion
- Curie Temperature
- Spontaneous Polarisation and Optical Nonlinearity
- Polarisation Reversal and Ferroelectric Domains
- Coercive Field Strength
- Rubidium Doping of KTP
- Optical Properties
- 6 Technology
- State of the Art: Periodically Poled Waveguides in KTP
- In-house Processing
- Chosen Technologies
- Periodic Poling
- Insulating Layer Structuring
- Metallic Electrode Poling Holder
- Liquid Electrode Poling Holder
- Experimental Setup for Periodic Poling
- Waveguide Fabrication
- Channel Waveguides
- Ridge Waveguides
- Poled Waveguide Results
- Doped and Undoped Bulk KTP Properties
- KTP Absorption Characteristics
- Ionic Conductivity Characteristics
- Coercive Field Strength Characteristics
- Gray Tracking Characteristics
- Sequence of Sample Fabrication
- Poling after Waveguide Fabrication
- Fabrication
- Results
- EDX Depth Analysis Depending on Waveguide Widths
- Raman Analysis of Domain Inversion in Waveguides
- Poling prior to Waveguide Fabrication
- Comparison of the Fabrication Results
- 7 Coatings
- 8 Applications
- Spatial Single Mode Sources at 800 nm
- Ridge Waveguides
- State of the Art: Ridge Waveguides
- Ridge Waveguide Modelling
- Ridge Waveguide Fabrication
- Optical Characterisation of Ridge Waveguides
- Channel Waveguides
- Channel Waveguide Modelling
- Channel Waveguide Fabrication
- Optical Characterisation of Channel Waveguides
- Application Discussion
- 9 Summary and Outlook
- 10 Acknowledgements
- A Appendix
- B References