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Updates to TRACK_TEST and TRACK_VISION Computer Programs

机译:track_test和track_vision计算机程序的更新

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摘要

The computer programs TRACK_TEST and TRACK_VISION were previously developed to model profiles and optical appearances of tracks developed in solid-state nuclear track detectors. The programs were based on a track development model that involved the bulk etch rate Vb and the track etch rate Vt or the V function (i.e., Vt/Vb). The present work reported our work to update and modify these two programs. In the revised TRACK_TEST, two new V functions were added and enabled. Sample results for the CR-39 detector obtained using the three original and the two new V functions were compared. Discrepancies were within ~10% and <14% for incident alpha-particle energies of 1 MeV and >1 MeV, respectively. Another major revision of TRACK_TEST was to enable calculations for the Makrofol detector. In the revised TRACK_VISION, the two new V functions, as well as the option for the Makrofol detector, were also added. The experimental results on the Makrofol detectors were obtained (irradiated with 3.6-MeV alpha particles under normal incidence and then etched to achieve a removed detector thickness of 30 μm) for comparisons with the modeled results using the revised TRACK_VISION. The track diameters obtained from the experiment and model were 24.7 and 23.2 μm, respectively. Moreover, a bright area in the central parts, together with an outer dark ring, were present in both the simulated and experimental tracks. The track-opening diameters and the general optical appearances of the tracks were in good agreement.
机译:预先开发了计算机程序Track_Test和Track_vision,以模拟固态核轨道探测器中开发的轨道的模型配置文件和光学外观。该程序基于轨道开发模型,涉及批量蚀刻速率VB和轨道蚀刻速率VT或V功能(即,VT / VB)。本工作报告了我们的工作来更新和修改这两个程序。在修改后的Track_test中,添加了两个新的V功能并启用。使用三个原件获得的CR-39检测器的样品结果和两个新的V功能进行了比较。入射α-粒子能量分别为1 meV和> 1 meV的入射α-粒子能量差异〜10%和<14%。 Track_test的另一个主要版本是为MakOrofol检测器进行计算。在修改的Track_vision中,还添加了两个新的V功能以及MakOrofol检测器的选项。获得MakOrofol探测器上的实验结果(在正常发射下用3.6meVα颗粒照射,然后蚀刻以实现除去的探测器厚度为30μm),以便使用修改的Track_vision与建模结果进行比较。从实验和模型获得的轨道直径分别为24.7和23.2μm。此外,在模拟和实验轨道中存在中心部件的明亮区域与外暗环一起存在。轨道开口直径和轨道的一般光学外观良好。

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