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quant-ph2026
Sensitivity Enhancement near High-Order Exceptional Points via Dissipative Couplings
Yuanjie Zhang, Jiaojiao Li, Zhihuang Luo
High-order exceptional points (EPs) emerging in non-Hermitian systems have attracted broad interest for their significantly enhanced sensitivity to perturbations. However, quantum…
quant-ph2025★ 1 cited
Enhanced Hamiltonian Learning Precision with Multi-Stage Neural Networks
Zhengjie Kang, Hao Li, Shuo Wang +3
Learning quantum Hamiltonians with high precision is important for quantum physics and quantum information science. We propose a multi-stage neural network framework that significa…