recent developments and superiority of ESR dating are described in this paper. The principle of ESR dating and the operative process are demonstrated by determing the age of a stalagmite from Choukoutien cave (6×10
4
a). Finally
some problems related with ESR dating are also discussed.
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references
G.J. Henning and R. Grun , Quaternary Science Reviews ,( 1983 ), 2 : 157 .