察尔汗盐湖区线形沙丘下伏湖相地层的释光年代及其环境意义
曹敏, 于禄鹏, 安萍, 董治宝, 赵俊香, 赖忠平, 王昌盛

Luminescence chronology and environmental implications of palaeolacustrine sediments beneath linear dunes in northern Qarhan Salt Lake region
Min Cao, Lupeng Yu, Ping An, Zhibao Dong, Junxiang Zhao, Zhongping Lai, Changsheng Wang
表1 样品剂量率及测年结果
Table 1 Dose rates and dating results of the samples
样品号

K含量

/%

Th含量

/(mg·kg-1

U含量

/(mg·kg-1

深度

/m

剂量率

/(Gy·ka-1

De/Gy年代/ka
CAMMAMCAMMAM
17 CEH4-1A1.31±0.0810±0.503.3±0.62202.93±0.23637±30504±38217±17172±20
102.99±0.23213±17168±20
53.06±0.23208±20165±19
17 CEH4-3A1.83±0.079.7±0.492.8±0.68203.16±0.24648±25572±42205±14181±22
103.22±0.24201±14178±22
53.29±0.24197±13174±21