2 papers
quant-ph2025
Transversal Gates in Nonadditive Quantum Codes
Chao Zhang, Zipeng Wu, Shilin Huang +1
Transversal gates play a crucial role in suppressing error propagation in fault-tolerant quantum computation, yet they are intrinsically constrained: any nontrivial code encoding a…
quant-ph2024
Characterizing Quantum Codes via the Coefficients in Knill-Laflamme Conditions
Mengxin Du, Chao Zhang, Yiu-Tung Poon +1
Quantum error correction (QEC) is essential for protecting quantum information against noise, yet understanding the structure of the Knill-Laflamme (KL) coefficients from…