论文标题

通过升高检测器工作温度来提高计时RPC的计数率能力

Improving count rate capability of timing RPCs by increasing the detector working temperature

论文作者

Blanco, A., Fonte, P., Lopes, L., Saraiva, J.

论文摘要

该通信描述了测试梁的结果,重点是检测效率和定时精确度,即暴露于$ 2.7 $ 〜GEV PROTON光束并在高于环境温度下操作,以增加玻璃电极电阻的降低,以提高Chambers的计数能力,以提高计数速率的能力。结果表明,当检测器以$ 40.6^{\ circ} $ c运行时,计数速率能力至少可以延长至$ 1500〜Hz/cm^2 $,而无需明显的效率或计时精度降低,分别为$ 90 \%$ $ $ $和$ 100 $ 〜ps的效率损失或计时精度降级,分别为特定的定时rpc rpc rpc rpc rpc rpc。

This communication describes test beam results, focusing on detection efficiency and timing precision, of common float glass timing Resistive Plate Chambers (tRPCs) exposed to a $2.7$~GeV proton beam and operated at above ambient temperature in order to increase the count rate capability of the chambers, by exploiting the reduction in the resistivity of the glass electrodes. Results suggest that the count rate capability can be extended at least up to $1500~Hz/cm^2$ when the detector is operated at $40.6^{\circ}$C without noticeable loss of efficiency or timing precision degradation with values of $90\%$ and $100$~ps, respectively, for this specific timing RPC arrangement.

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