9 papers
Transversal architecture for megaquop-scale quantum simulation with neutral atoms
Refaat Ismail, I-Chi Chen, Chen Zhao +6
Quantum computing experiments have made remarkable progress in demonstrating key components of quantum error correction, a prerequisite for scalable quantum computation. While we a…
Achieving Optimal-Distance Atom-Loss Correction via Pauli Envelope
Pengyu Liu, Shi Jie Samuel Tan, Eric Huang +3
Atom loss is a major error source in neutral-atom quantum computers, accounting for over 40% of the total physical errors in recent experiments. Its nonlinear and correlated nature…
Tsim: Fast Universal Simulator for Quantum Error Correction
Rafael Haenel, Xiuzhe Luo, Chen Zhao
We present Tsim, an open-source high-throughput simulator for universal noisy quantum circuits targeting quantum error correction. Tsim represents quantum circuits as ZX diagrams,…
Generalized matching decoders for 2D topological translationally-invariant codes
Shi Jie Samuel Tan, Ian Gill, Eric Huang +6
Two-dimensional topological translationally-invariant (TTI) quantum codes, such as the toric code (TC) and bivariate bicycle (BB) codes, are promising candidates for fault-tolerant…
Low-Overhead Transversal Fault Tolerance for Universal Quantum Computation
Hengyun Zhou, Chen Zhao, Madelyn Cain +7
Fast, reliable logical operations are essential for realizing useful quantum computers. By redundantly encoding logical qubits into many physical qubits and using syndrome measurem…
Fast correlated decoding of transversal logical algorithms
Madelyn Cain, Dolev Bluvstein, Chen Zhao +7
Quantum error correction (QEC) is required for large-scale computation, but incurs a significant resource overhead. Recent advances have shown that by jointly decoding logical qubi…