软X射线测量用电阻式薄膜量热计 |
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引用本文: | 任晓东,黄显宾,王昆仑,周少彤,但加坤,徐强,张思群,李晶,蔡红春,欧阳凯,于治国.软X射线测量用电阻式薄膜量热计[J].强激光与粒子束,2016,28(7):075007. |
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作者姓名: | 任晓东 黄显宾 王昆仑 周少彤 但加坤 徐强 张思群 李晶 蔡红春 欧阳凯 于治国 |
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作者单位: | 1.中国工程物理研究院 流体物理研究所, 脉冲功率科学与技术重点实验室, 四川 绵阳 621 999 |
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摘 要: | 介绍了一种用于软X射线辐射能量测量的电阻式薄膜量热计。利用电流的欧姆热效应对薄膜量热计的灵敏度进行了标定。在有基底薄膜的标定过程中,采用一维热扩散模型,考虑了金属薄膜向基底的传导热损失。利用电阻式薄膜量热计对聚龙一号装置钨丝阵Z箍缩产生的软X射线进行了测量,并与平响应X射线二极管(XRD)探测器的测量结果进行了比较。实验结果表明,电阻式薄膜量热计测量的软X射线辐射能量和辐射功率与平响应XRD探测器结果在测量不确定度范围内合理地一致。
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关 键 词: | 软X射线 薄膜量热计 Z箍缩 等离子体 X射线诊断 |
收稿时间: | 2015-11-26 |
A resistive bolometer for measuring soft X-ray radiation energy |
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Institution: | 1.Key Laboratory of Pulsed Power,Institute of Fluid Physics,CAEP,P.O.Box 919-108,Mianyang 621999,China |
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Abstract: | A resistive bolometer which is used to diagnose soft X-ray fluence is described. The bolometer is calibrated with Ohm heating. In the calibration scheme, heat loss into the substrate is considered with a simple one-dimensional heat conduction model. We utilize the bolometer to diagnose soft X-ray fluence of tungsten wire array Z-pinch experiments on PTS. Comparison of the bolometer measurements with a flat spectral response XRD (FSR-XRD) shows that the soft X-ray power and energy measurements from bolometers are reasonably consistent with that obtained by FSR-XRD. |
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