Large Hadron Collider operation will produce high radiation background, lead tungstatecrystal is selected as scintillator of the CMS electromagnetic calorimeter To reach the pricision requirement of the energy measurement, strict requirement of the radiation hardness to PWO is needed.
大型强子对撞机 (LHC)运行时具有很高的辐射背景 ,为达到所要求的电磁量能器的测量精度对研制中的钨酸铅晶体的抗辐照性能提出了很高的要求 。
This paper introduces the experimental progress about the decision of the CMS collaboration to construct a precision electromagnetic calorimeter with a new type photoelectron readout device (APD) and a new type crystal (PbWO4).
介绍了在中国参加的ＣＭＳ国际合作组用新型雪崩光电二极管和新型钨酸铅晶体构造新型电磁量能器实验研究的进展情况。
Virtual global buffer-the implementation of CBLT for The EMC electronics system;
虚拟全局缓存技术-CBLT在电磁量能器读出电子学系统中的应用
This article introduces the design,hardware implementation and test results of TCBA(Trigger Cell and Block energy Adding)module,which is one part of the BESIII EMC(Electro-Magnetic Calorimeter) trigger system.
介绍了北京谱仪III(BESIII)电磁量能器触发系统的触发单元和块能量相加(TCBA)板的设计、硬件实现和测试结果。
This paper describes the design of test controller of the electromagnetic calorimeter (EMC) electronics system of Beijing Spectrometer Ⅲ (BESⅢ),and describes collision mode,calibration mode and gain setting mode.
本文介绍了北京谱仪电磁量能器读出电子学测试控制器的整体设计及对撞工作模式、校准工作模式和增益调节工作模式。