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quant-ph2026

Hamiltonian-Aware ADAPT Variational Quantum Eigensolver for Molecular Ground-State Simulation

Runhong He, Chao Liu, Xin Hong +5

Designing compact ansätze in Variational Quantum Eigensolver (VQE) is crucial for solving energetic problems of practical molecules on near-term quantum devices. However, existing…

quant-ph2026

Constructing Compact ADAPT Unitary Coupled-Cluster Ansatz with Parameter-Based Criterion

Runhong He, Xin Hong, Qiaozhen Chai +5

The adaptive derivative-assembled pseudo-trotter variational quantum eigensolver (ADAPT-VQE) is a promising hybrid quantum-classical algorithm for molecular ground state energy cal…

quant-ph2025

Quantum State Preparation Based on LimTDD

Xin Hong, Chenjian Li, Aochu Dai +3

Quantum state preparation is a fundamental task in quantum computing and quantum information processing. With the rapid advancement of quantum technologies, efficient quantum state…

quant-ph2025

Gradient-Based Excitation Filter for Molecular Ground-State Simulation

Runhong He, Qiaozhen Chai, Xin Hong +4

Molecular ground-state simulation is one of the most promising fields for demonstrating practical quantum advantage on near-term quantum computers. However, the Variational Quantum…

quant-ph2024

RH: An Architecture for Redesigning Quantum Circuits on Quantum Hardware Devices

Runhong He, Ji Guan, Xin Hong +3

In this paper we present an architecture that enables the redesign of large-scale quantum circuits on quantum hardware based on the entangling quantum generative adversarial networ…