Abstract:
Final state momentum distributions of the projectile, the recoil-ion, and the emitted electron in ion-atom ionizing collisions are examined. New theoretical results using the continuum distorted wave-eikonal initial state (CDW-EIS) approximation are reported for He ionization by proton impact at high and intermediate energies. The finite value at the kinematical threshold in the longitudinal recoil-ion momentum distribution is shown to be considerably enhanced at intermediate energies. The transverse recoil-ion momentum distribution is calculated by considering the internuclear interaction. At higher energies, the longitudinal and transverse electron momentum distributions clearly show the binary electron contribution. The calculations prompt for further experimental work in the field. © 1997 Elsevier Science B.V.
Registro:
Documento: |
Artículo
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Título: | Momentum distributions of ionization products in ion-atom collisions |
Autor: | Rodríguez, V.D. |
Filiación: | Departamento de Física, Fac. du Ciencias Exactas y Naturales, Universidad de Buenos Aires, 1428 Buenos Aires, Argentina
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Palabras clave: | Approximation theory; Atoms; Calculations; Electronic density of states; Helium; Ions; Kinematics; Plasma collision processes; Projectiles; Protons; Binary electron contribution; Continuum distorted wave eikonal initial state; Ion atom collisions; Momentum distributions; Proton impact; Ionization |
Año: | 1997
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Volumen: | 132
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Número: | 2
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Página de inicio: | 250
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Página de fin: | 258
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DOI: |
http://dx.doi.org/10.1016/S0168-583X(97)00426-6 |
Título revista: | Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms
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Título revista abreviado: | Nucl Instrum Methods Phys Res Sect B
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ISSN: | 0168583X
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CODEN: | NIMBE
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Registro: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_0168583X_v132_n2_p250_Rodriguez |
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Citas:
---------- APA ----------
(1997)
. Momentum distributions of ionization products in ion-atom collisions. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms, 132(2), 250-258.
http://dx.doi.org/10.1016/S0168-583X(97)00426-6---------- CHICAGO ----------
Rodríguez, V.D.
"Momentum distributions of ionization products in ion-atom collisions"
. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms 132, no. 2
(1997) : 250-258.
http://dx.doi.org/10.1016/S0168-583X(97)00426-6---------- MLA ----------
Rodríguez, V.D.
"Momentum distributions of ionization products in ion-atom collisions"
. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms, vol. 132, no. 2, 1997, pp. 250-258.
http://dx.doi.org/10.1016/S0168-583X(97)00426-6---------- VANCOUVER ----------
Rodríguez, V.D. Momentum distributions of ionization products in ion-atom collisions. Nucl Instrum Methods Phys Res Sect B. 1997;132(2):250-258.
http://dx.doi.org/10.1016/S0168-583X(97)00426-6