slides
A collection of slides for selected talks I have given.
Improving quantum communication rates with permutation-invariant codes
Contributed talk at QIP 2026, Riga, Latvia, January 2026
Enhancing classical communication networks with quantum resources
Invited talk at the 15th KCIK Symposium on Quantum Information, Sopot, Poland, May 2024.
Based on:
- An Operational Framework for Nonclassicality in Quantum Communication Networks. Doolittle, Brian and Leditzky, Felix and Chitambar, Eric. Quantum, 2026. arXiv Journal
- Playing Games with Multiple Access Channels. Leditzky, Felix and Alhejji, Mohammad A. and Levin, Joshua and Smith, Graeme. Nature Communications, 2020. arXiv Journal
Probing multipartite entanglement through persistent homology
Contributed talk at BIID 2023, Tübingen, Germany, July 2023.
The platypus of the quantum channel zoo
Seminar talk at the Weizmann Institute, Rehovot, Israel, March 2023.
Based on:
- The Platypus of the Quantum Channel Zoo. Leditzky, Felix and Leung, Debbie and Siddhu, Vikesh and Smith, Graeme and Smolin, John A.. IEEE Transactions on Information Theory, 2023. arXiv Journal
- Generic Nonadditivity of Quantum Capacity in Simple Channels. Leditzky, Felix and Leung, Debbie and Siddhu, Vikesh and Smith, Graeme and Smolin, John A.. Physical Review Letters, 2023. arXiv Journal
Error thresholds for arbitrary Pauli noise
Contributed talk at BIID 2020, Stanford, USA, November 2020 (remote conference).