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新方法可在消费级GPU上进行先进的量子化学计算

研究人员开发了一种新方法,用于计算双杂化泛函的激发态梯度和非绝热耦合矩阵元(NACMEs),其精度高于以往的方法。这一进展显著降低了激发能量的平均绝对偏差,并纠正了过度激发偏差。整个计算过程,包括梯度和NACMEs,都可以在消费级GPU(如GeForce RTX 4060)上完成,使得先进的计算化学在商品硬件上变得可用。 AI

影响 使得复杂的量子化学模拟可以在消费级硬件上进行,可能加速材料科学和药物发现研究。

排序理由 详细介绍新计算方法的学术论文。[lever_c_demoted from research: ic=1 ai=0.4]

在 arXiv cs.LG 阅读 →

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新方法可在消费级GPU上进行先进的量子化学计算

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详细介绍新计算方法的学术论文。[lever_c_demoted from research: ic=1 ai=0.4]
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报道来源 [1]

  1. arXiv cs.LG TIER_1 English(EN) · Rub\'en Dar\'io Guerrero ·

    消费级GPU上的密度泛函激发态梯度与非绝热耦合:来自收缩-DAG

    arXiv:2608.06536v1 Announce Type: cross Abstract: Nonadiabatic dynamics needs an excited-state gradient and an interstate nonadiabatic coupling matrix element (NACME) at every nuclear geometry, and a double-hybrid functional's accuracy has been unavailable for the coupling. We re…