5 papers
Routing Codes: High-Rate Quantum LDPC Codes with Short, Parallel Non-Local Connectivity
Jiaxuan Zhang, Zhao-Yun Chen, Peng Duan +6
Quantum low-density parity-check (qLDPC) codes are promising candidates for realizing large-scale fault-tolerant quantum computing. Although many codes with favorable theoretical p…
Adaptive Deformation of Color Code in Square Lattices with Defects
Tian-Hao Wei, Jia-Xuan Zhang, Jia-Ning Li +3
Quantum error correction is a crucial technology for fault tolerant quantum computing. On superconducting platforms, hardware defects in large scale quantum processors can disrupt…
Low-Overhead and High-Fidelity Preparation of Logical Non-Clifford States with Multi-Level Transversal Injection
Jiaxuan Zhang, Tian-Hao Wei, Xi-Ning Zhuang +4
Rotation gates are widely used in various quantum algorithms. To implement fault-tolerant rotation gates, state distillation or gate synthesis is typically employed. However, the o…
A Pathway to Practical Quantum Advantage in Solving Navier-Stokes Equations
Xi-Ning Zhuang, Zhao-Yun Chen, Ming-Yang Tan +12
The advent of fault-tolerant quantum computing (FTQC) promises to tackle classically intractable problems. A key milestone is solving the Navier-Stokes equations (NSE), which has r…
Scalable Constant-Time Logical Gates for Large-Scale Quantum Computation Using Window-Based Correlated Decoding
Jiaxuan Zhang, Zhao-Yun Chen, Jia-Ning Li +6
Large-scale quantum computation requires to be performed in the fault-tolerant manner. One crucial challenge of fault-tolerant quantum computing (FTQC) is reducing the overhead of…