We report the first result of measurements of the lateral distribution of Cerenkov light associated with cosmic ray extensive air showers with size between 10^(5.0)and 10^(6.6)observed in the Liangwang Mountain Observ...We report the first result of measurements of the lateral distribution of Cerenkov light associated with cosmic ray extensive air showers with size between 10^(5.0)and 10^(6.6)observed in the Liangwang Mountain Observatory,90 km east of Kunming City in China.The change trend towards heavy nucleus dominance of the primary cosmic ray composition in the“Knee”region is deduced with the aid of a Monte Carlo simulation.展开更多
A double core event with ΣEγ1000 TeV observed in MEC,is reported.The distributions of particles in the two cores are quite dissimilar from each other.The event is briefly discussed.
文摘We report the first result of measurements of the lateral distribution of Cerenkov light associated with cosmic ray extensive air showers with size between 10^(5.0)and 10^(6.6)observed in the Liangwang Mountain Observatory,90 km east of Kunming City in China.The change trend towards heavy nucleus dominance of the primary cosmic ray composition in the“Knee”region is deduced with the aid of a Monte Carlo simulation.
文摘A double core event with ΣEγ1000 TeV observed in MEC,is reported.The distributions of particles in the two cores are quite dissimilar from each other.The event is briefly discussed.
