Programme: Tensor Networks for Chiral Topological Phases

All talks taking place in the Garden Room, Cosener’s House.

Overview talks: 45 minutes + 15 minutes questions

Research talks: 30 minutes + 15 minutes questions

Tuesday 12.12.:

Morning: Arrival & Registrations – Garden Room available for open discussions from 9am

(coffee / snacks available) 

12:45 pm:                     Hot Lunch served

Session 1: Theoretical foundations

2pm – 3pm:                  Thorsten Wahl (Cambridge University): Overview – PEPS for Chiral Phases (45+15) [slides]

3pm – 3:45pm:              Mark Arildsen (SISSA Trieste): Entanglement spectra of chiral PEPS states (30-15) [slides]

3:45pm – 4:30pm:         Coffee break

4:30pm- 5:30pm:          German Sierra (CSIC Madrid): Tensor Networks and CFT (45+15) [slides]

5:30pm- 6:30pm:          Kick-off discussion:
Generate ideas on what participants would like to achieve during the                                           workshop

7:15pm –                      Dinner

Wednesday 13.12.:
Session 2 (am): FQHE and relations to CFT

 9am-10m                     Nicolas Regnault (Ecole Normale Supérieure / CNRS, Paris): MPS representations for FQH: Interfaces and Fractional Chern Insulators (45+15 minutes)

10am-10:45am           Coffee Break

10:45-11:30                  Anne Nielsen (University of Aahus): Fractional quantum Hall effect on fractals (30+15) [slides not available]

11:35-12:20                  Matteo Rizzi (University of Köln / Jülich Forschungszentrum): PEPS calculations for FQH states (30+15) [slides]

12:30-2pm                    Lunch served at 12:45pm / Discussions

Session 3 (pm): Chiral spin liquids

2pm – 3pm                    Juraj Hasik (University of Amsterdam): PEPS studies of Chiral Spin Liquids (overview) [slides]

3pm – 3:45pm              Matthieu Mambrini (CNRS, Toulouse): SU(N) symmetric PEPS : construction and applications

3:45pm – 4:30pm:        Coffee break

4:30pm – 5:15pm:        Laurens Vanderstraeten (University of Brussels): Low-energy dynamics and quasiparticles with MPS and PEPS [slides]

5:30pm-6:45pm             Panel: Future Directions for chiral TNs

7:30pm                              Dinner

≤Thursday 14.12.:

Session 4: New theoretical frameworks (research talks)

9am-9:45am:                Carolin Wille (University of Cambridge): State-sum constructions [slides]

9:45am-10:30am:          Maria Hermanns (University of Stockholm): Majorana representations for 3D Chiral spin liquids with crystalline Z2 gauge order [slides]

10:30am- 11:15am        Coffee break & Discussions

11:15-12pm:                 Adrian Franco Rubio (MPQ Munich): Expressivity of Gaussian tensor networks: a result for fermionic Gaussian MPS [slides]

12pm-12:45                  Concluding discussion panel: promising directions for theoretical frameworks

12:45-2pm                    Lunch / Coffee

2pm – 5pm                   Time for individual discussions

 

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