6 papers
Surface code logical operations on a superconducting quantum processor
Weiping Lin, Shaojun Guo, Yuwei Ma +144
Fault-tolerant quantum computation requires logical operations that manipulate encoded information while preserving quantum error-correction protection. In planar surface-code arch…
Generation of 95-qubit genuine entanglement and verification of symmetry-protected topological phases
Tao Jiang, Jianbin Cai, Junxiang Huang +152
Symmetry-protected topological (SPT) phases are fundamental features of cluster states, serving as key resources for measurement-based quantum computation (MBQC). Generating large-…
How to Design a Classically Difficult Random Quantum Circuit for Quantum Computational Advantage Experiments
He-Liang Huang, Youwei Zhao, Chu Guo
Quantum computational advantage is a critical milestone for near-term quantum technologies and an essential step towards building practical quantum computers. Recent successful dem…
Establishing a New Benchmark in Quantum Computational Advantage with 105-qubit Zuchongzhi 3.0 Processor
Dongxin Gao, Daojin Fan, Chen Zha +151
In the relentless pursuit of quantum computational advantage, we present a significant advancement with the development of Zuchongzhi 3.0. This superconducting quantum computer pro…
Experimental quantum computational chemistry with optimised unitary coupled cluster ansatz
Shaojun Guo, Jinzhao Sun, Haoran Qian +35
Quantum computational chemistry has emerged as an important application of quantum computing. Hybrid quantum-classical computing methods, such as variational quantum eigensolvers (…
Low-Overhead Defect-Adaptive Surface Code with Bandage-Like Super-Stabilizers
Zuolin Wei, Tan He, Yangsen Ye +7
To make practical quantum algorithms work, large-scale quantum processors protected by error-correcting codes are required to resist noise and ensure reliable computational outcome…