基于量子计算的材料分子的反应活性的确定方法和系统

By calculating the influence factor of the dual-excitation operator to screen key operators and constructing the UCCSD hypothesis, the problem of high computational cost or limited accuracy in the existing technology is solved, and efficient and accurate prediction of material reactivity is achieved, which promotes the application of quantum computing in materials development.

CN121415934BActive Publication Date: 2026-07-17BEIJING ZHONGKE ARCLIGHT QUANTUM SOFTWARE TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING ZHONGKE ARCLIGHT QUANTUM SOFTWARE TECH CO LTD
Filing Date
2025-09-09
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies suffer from high computational costs or limited screening accuracy when screening key excitation operators for UCCSD, which hinders the practical application of VQE in predicting material reactivity.

Method used

By calculating the influence factor of each dual-excitation operator, dual-excitation operators with influence factors greater than a preset threshold are selected as key operators, the final UCCSD scheme is constructed, and the reactivity of the material is determined based on the quantum circuit.

Benefits of technology

It reduces the complexity of quantum circuit construction and operation, ensures the accuracy of the proposed UCCSD, improves the efficiency and accuracy of the VQE algorithm in predicting material reactivity, and promotes the practical application of quantum computing in this field.

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Abstract

本发明公开了一种基于量子计算的材料分子的反应活性的确定方法和系统,涉及基于量子计算的材料性能分析技术领域,方法包括:生成目标材料的分子的UCCSD拟设,所述UCCSD拟设包括多个双激发算符;计算每个双激发算符的影响因子;筛选出影响因子大于预设影响因子阈值的双激发算符作为关键双激发算符;使用所有关键双激发算符构建目标材料的分子的最终UCCSD拟设;基于所述最终UCCSD拟设,构建量子线路;基于所述量子线路,确定所述目标材料的分子的反应活性。本发明通过影响因子筛选出关键双激发算符,在保障精度的同时降低量子线路的复杂度。该过程基于经典计算实现,大幅节省资源,推动VQE在材料活性预测中的实用化。
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