Group members

PhD students:

• Omprakash Chandra

• Dan George

• Rakshit Gharat

• Zsolt Szabo

• Simon Vedl

• Arghya Mukherjee (co-supervision with Z. Huang)

Quantum simulation

• Quantum algorithms for scale dependent QFT

• Quantum cellular automata

Recent Publications:

1. Quantum-enabled optical large-baseline interferometry: applications, protocols and feasibility, Zixin Huang, Oleg Titov, Mikolaj K. Schmidt, Benjamin Pope, Gavin K. Brennen, Daniel Oi, Pieter Kok, preprint arXiv:2505.04765

2. Emergent metric from wavelet-transformed quantum field theory, Šimon Vedl, Daniel J. George, Fil Simovic, Dominic G. Lewis, Nicholas Funai, Achim Kempf, Nicolas C. Menicucci, Gavin K. Brennen, preprint arXiv:2504.06698

3. Cavity polariton blockade for non-local entangling gates with trapped atoms, Vineesha Srivastava, Sven Jandura, Gavin K. Brennen, Guido Pupillo, preprint arXiv:2502.14781

4. The Quantum Internet (Technical Version), Peter P . Rohde, Zixin Huang, Yingkai Ouyang, He - Liang Huang, Zu-En Su, Simon Devitt, Rohit Ramakrishnan, Atul Mantri, Si-Hui Tan, Nana Liu, Scott Harrison, Chandrashekar Radhakrishnan, Gavin K . Brennen, Ben Q . Baragiola, Jonathan P. Dowling, Tim Byrnes, William J . Munro, preprint arXiv:2501.12107

5. Constructing the spin-1 Haldane phase on a qudit quantum processor, C. L. Edmunds, E. Rico, I. Arrazola, G. K. Brennen, M. Meth, R. Blatt, M. Ringbauer, PRX Quantum 6, 020349 (2025)

6. Isolated atoms, but entangled, G. Pupillo and G.K. Brennen, Perspective Article in Science 387, 6740 (2025)

7. High-rate quantum LDPC codes for long-range-connected neutral atom registers, Laura Pecorari, Sven Jandura, Gavin K. Brennen, Guido Pupillo, Nature Communications 16, 1111 (2025)

8. Density classification with non-unitary quantum cellular automata, E. Wagner, F. Dell’Anna, R. Nigmatullin, and GK Brennen, Entropy 27, 26 (2025)

9. Proof-of-work consensus by quantum sampling, D Singh, B Fu, G. Muraleedharan, C-M Cheng, N Roussy Newton, PP Rohde, GK Brennen, Quantum Science and Technology 10, 02500 (2025)

10. Measurement-free code-switching for low overhead quantum computation using permutation invariant codes, Yingkai Ouyang, Yumang Jing, Gavin K. Brennen, preprint arXiv:2411.13142

11. Entanglement-enhanced quantum sensing via optimal global control, Vineesha Srivastava, Sven Jandura, Gavin K Brennen, Guido Pupillo, preprint arXiv:2409.12932

12. Non-local resources for error correction in quantum LDPC codes, Omprakash Chandra, Gopikrishnan Muraleedharan, Gavin K. Brennen, preprint arXiv:2409.05818

13. Efficient Fault-Tolerant Quantum Protocol for Differential Privacy in the Shuffle Model, Hassan Jameel Asghar, Arghya Mukherjee, Gavin K. Brennen, preprint arXiv:2409.04026

14. Non-local Multi-qubit quantum gates via a driven cavity, S. Jandura, V. Srivastava, L Pecorari, GK Brennen, G Pupillo, Physical Review A 110, 062610 (2024).

15. Categorical Quantum Volume Operator, Alexander Hahn, Sebastian Murk, Sukhbinder Singh, Gavin K. Brennen, Physical Review D 110, 086013 (2024)

16. Scale limited fields and the Casimir effect, Š. Vedl, D. Georg9, GK Brennen, Phys. Rev. D 109, 016018 (2024)

17. Information flow in one-dimensional non-unitary quantum cellular automata, E Wagner, R Nigmatullin, A Gilchrist, GK Brennen, SciPost Physics 16, 014 (2024)

18. Global variational quantum circuits for arbitrary symmetric state preparation, Liam J. Bond, Matthew J. Davis, Jiří Minar, Rene Gerritsma, Gavin K. Brennen, and Arghavan Safavi-Naini, Phys. Rev. Research (accepted), preprint arXiv:2312.05060

19. Massive quantum superpositions using magneto-mechanics, SR Nair, S Tian, GK Brennen, S Bose, J Twamley, preprint arXiv:2307.14553

20. Quantum error correction on symmetric quantum sensors, Y Ouyang, GK Brennen, preprint arXiv:2212.06285

21. Imaging stars with quantum error correction, Z Huang, GK Brennen, Y Ouyang. Physical Review Letters 129 (21), 210502 (2022)

22. Estimating the Jones polynomial for Ising anyons on noisy quantum computers, CN Self, S Iblisdir, GK Brennen, K Meichanetzidis, preprint arXiv:2210.11127

23. Entanglement in quantum field theory via wavelet representations, DJ George, YR Sanders, M Bagherimehrab, BC Sanders, GK Brennen, Physical Review D 106 (3), 036025 (2022)

24. Nearly optimal quantum algorithm for generating the ground state of a free quantum field theory, M Bagherimehrab, YR Sanders, DW Berry, GK Brennen, BC Sanders, PRX Quantum 3 (2), 020364 (2022)

25. Modified coherence of quantum spins in a damped pure-dephasing model, MT Johnsson, BQ Baragiola, T Volz, GK Brennen, Physical Review B 105 (9), 094308 (2022)

26. Directed percolation in nonunitary quantum cellular automata, R Nigmatullin, E Wagner, GK Brennen, Physical Review Research 3 (4), 043167 (2021)

27. Quantum crypto-economics: Blockchain prediction markets for the evolution of quantum technology, PP Rohde, V Mohan, S Davidson, C Berg, D Allen, GK Brennen, J Potts, arXiv preprint arXiv:2102.00659

28. Geometric pathway to scalable quantum sensing MT Johnsson, NR Mukty, D Burgarth, T Volz, GK Brennen, Physical Review Letters 125 (19), 190403 (2020)

29. Decoding holographic codes with an integer optimization decoder, RJ Harris, E Coupe, NA McMahon, GK Brennen, TM Stace Physical Review A 102 (6), 062417 (2020)

30. A holographic duality from lifted tensor networks, NA McMahon, S Singh, GK Brennen npj Quantum Information 6 (1), 36 (2020)

31. Ensemble-induced strong light-matter coupling of a single quantum emitter, S Schütz, J Schachenmayer, D Hagenmüller, GK Brennen, T Volz, .Physical review letters 124 (11), 113602 (2020)

32. Unitary and nonunitary quantum cellular automata with Rydberg arrays, TM Wintermantel, Y Wang, G Lochead, S Shevate, GK Brennen, Physical Review Letters 124 (7), 070503 (2020)