Themainlycharacteristicoftrappingmaterialsisthetrapdepth.Soitissignificanttocalculatethetrapdepthforthetrappingmaterials.Anewmethodofcalculatingtrapdepth,whichisbasedonenergybandandusingrateequationstoanalyzethermoluminescence,wasbroughtforward.Thismethodwhichusestherateequationsoftheprocessandthethermoluminescencecurvecanreplacetraditionalmethodssuchasfirstorderorsecondorderkinetics.ThetrapdepthofSrAl2O4:Eu2+,Dy3+andSr4Al14O25:Eu2+,Dy3+wasestimatedfromtheglowcurve.Thenthenumevicalsolutionofthetrapdepthcanbeobtained.Fromtheresultsofexperimentsandcalculations,thismethodcanaccuratelyindicatethewholeprocess. 　　作者：WangLiweiXuZhengTengFengJiangWeiweiZhangFujunMengLijian 　　作者单位：WangLiwei,TengFeng,JiangWeiwei,ZhangFujun(InstituteofOptoelectronics,BeijingJiaotongUniversity,Beijing100044,China) 　　XuZheng(InstituteofOptoelectronics,BeijingJiaotongUniversity,Beijing100044,China;DepartamentodeFisica,InstitutoSuperiordeEngenhariadoPorto,Porto,4200-072,Portugal;PostdoctoralWorkingStationofTianjinUniversity,PostdoctoralWorkingStationofZhong-huanSan-JinLtd.,TianjinEconomyandTechnologicalDevelopmentArea,Tianjin300457,China) 　　MengLijian(DepartamentodeFisica,InstitutoSuperiordeEngenhariadoPorto,Porto,4200-072,Portugal) 　　刊名：稀土学报（英文版）ISTICEISCI 　　英文刊名：JOURNALOFRAREEARTHS 　　年,卷(期)：200523(6) 　　分类号：O433.4 　　关键词：luminescencekineticsthermo-luminescencetrapdepthrareearths 　　机标分类号：O43O4 　　机标关键词：RareEarthTrapDepthtrapdepthrateequationstraditionalmethodssecondorderenergybandmethodof 　　基金项目：中国科学院资助项目,中国博士后科学基金,中国科学院资助项目,科技部科研项目 　　DOI：