论文标题

B样KR XXXII的能级,过渡速率和电子影响激发率

Energy Levels, Transition Rates and Electron Impact Excitation Rates for B-like Kr XXXII

论文作者

Li, Yanting, Si, Ra, Li, Jinqing, Zhang, Chunyu, Yao, Ke, Wang, Kai, Gu, Mingfeng, Chen, Chongyang

论文摘要

Energy levels and transition rates for electric-dipole, electric-quadrupole, electric-octupole, magnetic-dipole, and magnetic-quadrupole transitions among the levels arising from the $n\ \leq$ 5 configurations in B-like Kr XXXII are calculated by using two state-of-the-art methods, namely, the multi-configuration Dirac-Hartree-Fock (MCDHF) approach and the二阶多体扰动理论(RMBPT)。将我们的结果与几个可用的实验和其他理论值进行比较。通过独立过程和使用扭曲的波(用IPIRDW表示),通过独立过程和孤立的共振近似来计算电子影响激发(EIE)碰撞强度。包括辐射阻尼对共振激发贡献的影响。通过假设Maxwellian电子速度分布,计算有效的碰撞强度是电子温度的函数。光谱线强度是通过使用碰撞辐射模型建模的,并且指出的几条线对可能对密度诊断有用。

Energy levels and transition rates for electric-dipole, electric-quadrupole, electric-octupole, magnetic-dipole, and magnetic-quadrupole transitions among the levels arising from the $n\ \leq$ 5 configurations in B-like Kr XXXII are calculated by using two state-of-the-art methods, namely, the multi-configuration Dirac-Hartree-Fock (MCDHF) approach and the second-order many-body perturbation theory (RMBPT). Our results are compared with several available experimental and other theoretical values. Electron-impact excitation (EIE) collision strengths are calculated via the independent process and isolated resonance approximation using distorted-wave (denoted by IPIRDW). Radiation damping effects on the resonance excitation contributions are included. Effective collision strengths are calculated as a function of electron temperature by assuming a Maxwellian electron velocity distribution. Spectral line intensities are modeled by using collision radiative model, and several line pairs pointed out might be useful for density diagnostics.

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