Chin. Phys. Lett.  1986, Vol. 3 Issue (8): 345-348    DOI:
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MEASUREMENT OF THE ANGULAR DISTRIBUTION OF GAMMA RAYS EMITTED IN THE THREE PHOTON ANNIHILATION OF POSITRONS AND ELECTRONS
YOU Ke1;TANG Xiaowei1,2;YANG Baozhong1;LI Yaoqing1
1Department of Modern Physics, University of Science and Technology of China, Hefei 2Institute of High Energy Physics, Beijing
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YOU Ke, TANG Xiaowei, YANG Baozhong et al  1986 Chin. Phys. Lett. 3 345-348
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Abstract We have measured the angular distribution of gamma rays emitted in three photon annihilation of positrons and electrons by the triple fast coincidence method. The experimental data are in agreement with the quantum electrodynamics (QED) prediction within the error.


Published: 01 August 1986
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