论文标题

使用$ p+^{58} $ ni弹性散射来确定$ k $ -shell电离横截面的$^{58} $ ni $^{19+} $在与氢气目标的碰撞中,以95 meV/u碰撞

Employing $p+^{58}$Ni elastic scattering for determination of $K$-shell ionization cross section of $^{58}$Ni$^{19+}$ in collisions with hydrogen gas target at 95 MeV/u

论文作者

Zhang, J. T., Yue, K., Shao, C. J., Tu, X. L., Wang, Y. Y., Ma, P., Mei, B., Chen, X. C., Yang, Y. Y., Sun, Z. Y., Wang, M., Shevelko, V. P., Tolstikhina, I. Yu., Litvinov, Yu. A., Zhang, Y. H., Zhou, X. H.

论文摘要

我们提出了一种新的实验方法,用于测量与储存环中与氢气目标相撞的低电荷离子的内壳电离横截面。该方法基于质子弹性散射在核上的众所周知的差分截面的校准。 $ K $ - 壳电离横截面1047(100)谷仓,用于95 MeV/U $^{58} $ ni $^{19+} $ ions $ ions与氢原子相撞的barn。与测得的电离横截面相比,与相对论电离代码修改程序(Ricode-M)的预测达成了良好的协议。

We present a new experimental method for measuring inner-shell ionization cross sections of low-charged ions colliding with hydrogen gas target in a storage ring. The method is based on a calibration by the well-known differential cross sections of proton elastic scattering on nuclei. $K$-shell ionization cross section of 1047(100) barn for the 95 MeV/u $^{58}$Ni$^{19+}$ ions colliding with hydrogen atoms was obtained in this work. Compared to the measured ionization cross section, a good agreement is achieved with the prediction by the Relativistic Ionization CODE Modified program (RICODE-M).

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