N. Keller

University of Maryland, College Park — United States

Physics and Astronomy · Physical Sciences

11h-index503citations26works0.02yr avg
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Research Topics

Atomic and Molecular Physics(12), Electron and X-Ray Spectroscopy Techniques(12), X-ray Spectroscopy and Fluorescence Analysis(10), Advanced Chemical Physics Studies(8), Ion-surface interactions and analysis(7)

Publications26 total

Analytical Model for Thermal Warpage History of Laminated PBGAs
2008· 1 cited
Influence of projectile - nucleus interaction on relativistic electron-impact ionization
Journal of Physics B Atomic Molecular and Optical Physics·1998· 3 cited
Angular distributions for single- and double-electron capture in slow<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">C</mml:mi></mml:mrow><mml:mrow><mml:mn>4</mml:mn><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>-Ne collisions
Physical Review A·1994· 2 cited
Angular distributions for double-electron capture in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">C</mml:mi></mml:mrow><mml:mrow><mml:mn>4</mml:mn><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>-He collisions
Physical Review A·1993· 12 cited
Angular distributions of charge exchange collisions at very low energies
Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms·1993
Double-electron capture in very-slow C{sup 4+} {r_arrow} He collisions
Bulletin of the American Physical Society·1993
Comparison of double and single ionization in He by photons and by charged projectiles
1992
Angular distributions of charge exchange collisions at very low energies
1992
One- and two-step double-electron capture in slow<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">Ar</mml:mi></mml:mrow><mml:mrow><mml:mn>6</mml:mn><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>-He collisions
Physical Review A·1992· 8 cited
Continuum electrons in coincidence with the charge state of target ions
Physical Review A·1991
Measurement of the ratio of double-to-single photoionization of helium at 2.8 keV using synchrotron radiation
Physical Review Letters·1991· 101 cited
Angular distributions of single- and double-electron capture in very-slow Ar6+-Ar collisions
Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms·1991· 1 cited
Photoion Auger-electron coincidence measurements near threshold
Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms·1991Open Access
Simultaneous single-electron capture and projectile-core excitation enhanced through configuration interaction in very slow<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">Ar</mml:mi></mml:mrow><mml:mrow><mml:mn>6</mml:mn><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>-He collisions
Physical Review A·1991· 17 cited
Convoy electrons emitted from resonant coherently excited ions
Physical Review Letters·1991· 18 cited
Argon-photoion–Auger-electron coincidence measurements following<i>K</i>-shell excitation by synchrotron radiation
Physical Review Letters·1990· 81 cited
Experimental study of molecular and cluster effects in secondary electron emission
Physical review. B, Condensed matter·1990· 38 cited
Secondary-electron yields from thin foils: A possible probe for the electronic stopping power of heavy ions
Physical Review A·1990· 118 cited
Secondary-electron velocity spectra and angular distributions from ions penetrating thin solids
Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms·1990· 22 cited
Transport of fast electrons through thin foils
Physical Review A·1990· 25 cited
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Frequent Co-authors

C. Biedermann(12), H. Rothard(10), J. Kemmler(10), K. O. Groeneveld(10), K. Kroneberger(9), O. Heil(9), J. C. Levin(8), S. B. Elston(8), L. R. Andersson(7), I. A. Sellin(7), Peter Lorenzen(6), Robert D. Miller(6), I. A. Sellin(6), S. Lencinas(6), H. Cederquist(6), E. Veje(5), L. Liljeby(5), Dieter Hofmann(5), M. Westerlind(5), P. Koschar(4)