强电磁场下的量子电动力学：铝离子化铀的亚替代分辨 Kα 能级
原子物理
2025-04-18 v2
摘要
使用 novel 的金属磁性热力学探测器器件于 CRYRING@ESR，我们记录了储存并电冷却的铝离子化铀 (U) 的 X 射线光谱，光谱分辨率几乎达到 90 eV。这使得我们能够准确确定 U 所有四个 Kα 能级跃迁的能量。我们发现结果与面向强场 regime 的最先进束缚态 QED 计算结果良好一致。我们的结果不支持实验与理论之间在铝离子化系统中存在系统性偏差的可能性，这一现象在过去几年中是激烈争论的焦点。
引用
@article{arxiv.2407.04166,
title = {Quantum Electrodynamics in Strong Electromagnetic Fields: Substate Resolved K$\alpha$ Transition Energies in Helium-like Uranium},
author = {Philip Pfäfflein and Günter Weber and Steffen Allgeier and Zoran Andelkovic and Sonja Bernitt and Andrey I. Bondarev and Alexander Borovik and Louis Duval and Andreas Fleischmann and Oliver Forstner and Marvin Friedrich and Jan Glorius and Alexandre Gumberidze and Christoph Hahn and Daniel Hengstler and Marc Oliver Herdrich and Frank Herfurth and Pierre-Michel Hillenbrand and Anton Kalinin and Markus Kiffer and Felix Martin Kröger and Maximilian Kubullek and Patricia Kuntz and Michael Lestinsky and Yuri A. Litvinov and Bastian Löher and Esther Babette Menz and Tobias Over and Nikolaos Petridis and Stefan Ringleb and Ragandeep Singh Sighu and Uwe Spillmann and Sergiy Trotsenko and Andrzej Warczak and Binghui Zhu and Christian Enss and Thomas Stöhlker},
journal= {arXiv preprint arXiv:2407.04166},
year = {2025}
}