Thermoluminescence Responses of Photon and Electron Irradiated Ge- and Al-Doped SiO_(2) Optical Fibres

查看全文 作　　者：[1]H.Wagiran;[1]I.Hossain;[2]D.Bradley;[1]A.N.H.Yaakob;[1]T.Ramli 机构地区：[1]Department of Physics,Universiti Teknologi Malaysia,81310 Skudai,Johor Darul Takzim,Malaysia;[2]Department of Physics,University of Surrey,Guildford,GU27XH,UK 出　　处：《Chinese Physics Letters》索引2012年第29卷第2期,共3页 基　　金：Supported by the Ministry of Higher Education(MOHE);Universiti Teknologi Malaysia. 摘　　要：We carry out a comparison of the thermoluminescence (TL) response of photon and electron irradiated Ge- and Al-doped SiO_(2) optical fibres,as well as cross-comparison with that of TLD-100.Irradiation is made with 6 MeV electrons and 6 MV photons,for doses ranging from 0.2 Gy to 4.0Gy.The commercially available Al- and Gedoped optical fibres produce a linear dose-TL response.The TL yield for both of the doped fibres and also for TLD-100 is greater for electron irradiation than for photon irradiation.The TL yield of the Al-doped fibres is a small fraction of that of Ge-doped fibres (by a factor of 25),the Ge-doped fibres offering a response of 59%o of that of TLD-100. 关 键 词：irradiation ELECTRON IRRADIATED