论文标题

S. Pastore等人评论“短期近似中的准清除式Lepton散射和背对背核子”

Comment on "Quasielastic lepton scattering and back-to-back nucleons in the short-time approximation", by S. Pastore et al

论文作者

Benhar, Omar

论文摘要

Pastore等人的文章提出了一种有趣且潜在的有用的方法,用于将量子蒙特卡洛技术概括用于处理核电磁反应的处理,但对Y量表的讨论具有不正确且具有误导性的讨论。对与横向极化虚拟光子相互作用的响应从非缩放过程中获得了相当大的贡献,其中两个核子之间的动量转移共享。因此,与作者所说的相反,横向通道中的Y尺度是偶然的。

The article of Pastore et al, while proposing an interesting and potentially useful approach for the generalisation of Quantum Monte Carlo techniques to the treatment of the nuclear electromagnetic response, features an incorrect and misleading discussion of y-scaling. The response to interactions with transversely polarised virtual photons receives sizeable contributions from non-scaling processes, in which the momentum transfer is shared between two nucleons. It follows that, contrary to what is stated by the the authors, y-scaling in the transverse channel is accidental.

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