exchange by collision of between atoms or molecules • Steadystate energy distribution • Maxwell ... .4 X 1017)/1015 = 3.4 X 102개의 원자층 형성, 단원자층을 형성하는데 걸리는 시간은 1/(3.4 X 102) sec(7) Mean Free Path ... P L A S M A1. Gas Chemistries• Presence as molecule due to unstable property as only