Fracton phases of matter
Fractons are a new type of quasiparticle which are immobile in isolation, but can often move
by forming bound states. Fractons are found in a variety of physical settings, such as spin …
by forming bound states. Fractons are found in a variety of physical settings, such as spin …
The XZZX surface code
Performing large calculations with a quantum computer will likely require a fault-tolerant
architecture based on quantum error-correcting codes. The challenge is to design practical …
architecture based on quantum error-correcting codes. The challenge is to design practical …
Subsystem non-invertible symmetry operators and defects
We explore non-invertible symmetries in two-dimensional lattice models with subsystem
$\mathbb Z_2 $ symmetry. We introduce a subsystem $\mathbb Z_2 $-gauging procedure …
$\mathbb Z_2 $ symmetry. We introduce a subsystem $\mathbb Z_2 $-gauging procedure …
Fractons, dipole symmetries and curved spacetime
We study complex scalar theories with dipole symmetry and uncover a no-go theorem that
governs the structure of such theories and which, in particular, reveals that a Gaussian …
governs the structure of such theories and which, in particular, reveals that a Gaussian …
Anyon condensation and the color code
MS Kesselring, JC Magdalena de la Fuente… - PRX Quantum, 2024 - APS
The manipulation of topologically ordered phases of matter to encode and process quantum
information forms the cornerstone of many approaches to fault-tolerant quantum computing …
information forms the cornerstone of many approaches to fault-tolerant quantum computing …
Pymatching: A python package for decoding quantum codes with minimum-weight perfect matching
O Higgott - ACM Transactions on Quantum Computing, 2022 - dl.acm.org
This article introduces PyMatching, a fast open-source Python package for decoding
quantum error-correcting codes with the minimum-weight perfect matching (MWPM) …
quantum error-correcting codes with the minimum-weight perfect matching (MWPM) …
Practical quantum error correction with the XZZX code and Kerr-cat qubits
The development of robust architectures capable of large-scale fault-tolerant quantum
computation should consider both their quantum error-correcting codes and the underlying …
computation should consider both their quantum error-correcting codes and the underlying …
Floquet codes without parent subsystem codes
M Davydova, N Tantivasadakarn, S Balasubramanian - PRX Quantum, 2023 - APS
We propose a new class of error-correcting dynamic codes in two and three dimensions that
has no explicit connection to any parent subsystem code. The two-dimensional code, which …
has no explicit connection to any parent subsystem code. The two-dimensional code, which …
Fault-Tolerant Thresholds for the Surface Code in Excess of under Biased Noise
Noise in quantum computing is countered with quantum error correction. Achieving optimal
performance will require tailoring codes and decoding algorithms to account for features of …
performance will require tailoring codes and decoding algorithms to account for features of …
Topological defect networks for fractons of all types
Fracton phases exhibit striking behavior which appears to render them beyond the standard
topological quantum field theory (TQFT) paradigm for classifying gapped quantum matter …
topological quantum field theory (TQFT) paradigm for classifying gapped quantum matter …