Abstract
The unreported platinum isotope,202Pt, has been identified for the first time byγ-ray measurement of chemically separated activities. The reaction204Hg(n, 2pn)202Pt was used to produce202Pt activity. The half-life of202Pt has been determined to be 43.6±15.2h.
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References
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H.V. Klapdor, et al., Atomic Data and Nuclear Data Tables 319,81(1984).
K. Kawade, etal., Annual Repor Intitute for Nuclear Study University of Tokyo,44 (1985)
U.Reus and W.Westmeier, Atomic Data and Nuclear Data Tables, 29,1(1983)
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We thank Prof. Yang Fujia for support and encouragement, Prof. Cheng Xiaowu, Wang Yongxian and Fu Deji for useful discussion. We also thank Senior engineer Chen Linxin and the cyclotron staff, Dr. Yu Caiqin, Bian Hongxia and Lu Chengmeng for assistance. This work was supported by the Director Fund of Academia Sinica and partly by the National Natural Science Foundation.