It was an adaptation of Wilson's cloud chamber, filled with nitrogen gas. 这只是对威尔逊氮气云室的一种改进。
The average and most probable energy losses of 0.3-1.0 Mev electrons passing through Be, C and Al foil are measured by using Wilson cloud chamber filled with hydrogen. 利用灌氢气的膨胀式云雾室测量了能量为0.3&1.OMev的电子经过铍、炭及铝片的平均能耗及最大可几能耗。