Study of the electron–atom collisions in dense semiclassical plasma of noble gases
K. N. Dzhumagulova, Erik O. Shalenov, Y. A. Tashkenbayev, Т. С. Рамазанов
Abstract
We present the effective optical potential of the interaction of an electron with an atom in dense semiclassical plasma of noble gases. This potential takes into account the collective screening effect and the quantum mechanical effect of diffraction. The influence of diffraction and screening effects on the characteristics of electron–atom collisions was investigated. Scattering phase shifts decrease with increase of the de Broglie wave. The electron–atom momentum-transfer cross-section at $\lambda _{B}\to 0$ tends to the data obtained earlier with a neglecting of the diffraction effect.
Topics & Concepts
PhysicsSemiclassical physicsAtomic physicsMatter waveMomentum transferAtom (system on chip)ElectronDiffractionElectron diffractionScatteringPlasmaNoble gasMomentum (technical analysis)QuantumQuantum mechanicsEmbedded systemFinanceComputer scienceEconomicsHigh-pressure geophysics and materialsAtomic and Molecular PhysicsLaser-induced spectroscopy and plasma