Behavior of various Nigerian quartz samples to repeated irradiation and heating

作者: Ebenezer Oniya , George Polymeris , Nestor Tsirliganis , George Kitis

DOI: 10.2478/S13386-012-0008-2

关键词: ThermoluminescenceAnnealing (metallurgy)MineralogyIrradiationQuartzSensitizationAnalytical chemistryMaterials science

摘要: In the present work sensitization of entire glow-curve is studied in 6 different quartz samples Nigerian origin. The investigation was applied to un-fired “as is” as well fired at 900°C for 1 hour following cooling room temperature. results showed that case sensitized a whole. There an abrupt transition from “natural” sensitivity without any previous heating and artificial induced after first heating. growing up strongly 10th but lower rate. factor TL glow-peak “110°C” found be linearly correlated higher temperature peaks. annealed there initial increase between immediately end annealing As number increased stabilized constant value. are discussed frame-work existing models implications effect various applications, while some explanations attempted.

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