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FÍSICA 1
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Por área:
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Fisica
Matemática
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2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
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1999
1998
1997
1996
1995
1994
M.J. Ambrosio, L. U. Ancarani, D. M. Mitnik, F.D. Colavecchia and G. Gasaneo
Few Body Systems 55, 825-829 (2014)
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2014
A generalized Sturmian treatement of (e,3e) processes described as a three-body Coulomb problem
J. A. Del Punta, M. J. Ambrosio, G. Gasaneo, S. A. Zaytsev and L.U. Ancarani
Journal of Mathematical Physics 55, 052101 (2014)
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2014
Non-homogeneous solutions of a Coulomb Schrödinger equation as basis set for scattering problems
Ambrosio, M. J.; Gasaneo, G.; Colavecchia, F. D.
Physical Review A 89, 012713 (2014)
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2014
Insights from the zero-angular-momentum wave in single and double ionization of He by fast electrons
C. M. Granados-Castro, L. U. Ancarani, G. Gasaneo and D. M. Mitnik
Few Body Systems 55, 1029-1032 (2014)
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2014
Sturmian approach to single photoionization of CH4
M. S. Aleshin, S. A. Zaitsev, G. Gasaneo and L. U. Ancarani
Russian Physics Journal 57, 888-897 (2014)
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2014
Quasi-Sturm Functions in Problems of the Continuous Spectrum
D. M. Mitnik, G. Gasaneo, L. U. Ancarani
J. Phys. B 46, 015202 (2013)
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2013
Use of generalized hyperspherical Sturmian functions for a three–body break–up model problem
G. Gasaneo, J. M. Randazzo, L. U. Ancarani and F. D. Colavecchia
Phys. Rev. A 87, 042707/11p (2013)
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2013
S-wave model benchmark calculations for hig-energy electron impact double ionizacion of helium
C. Dal Cappello, B. Hmouda, A. Naja and G. Gasaneo
Jour. Phys. B 46, 145203/10p (2013)
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2013
Ionization of atomic hydrogen by electrons: the role of the contributions of the pseudo-states in the second Born approximation
G. Gasaneo, L.U. Ancarani, D.M. Mitnik, J.M. Randazzo, A.L. Frapiccini, and F.D. Colavecchia
Molecular Electronic Structure Theory, (Serial Title: Advances in Quantum Chemistry, Vol. 67, p. 153–216 (2013)
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2013
Three–Body Coulomb Problems with Generalized Sturmian Functions
S. Zaytsev and G. Gasaneo
Journal of Atomic and Molecular Sciences 4, p302-320 (2013)
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2013
Quasi-Sturmian approach to the three-body continuum Coulomb problem
G. Gasaneo and L. U. Ancarani
J. Phys. A 45, 045304 (2012)
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2012
A spectral approach based on generalized Sturmian functions for two- and three-body scattering problems
M J Ambrosio, J A Del Punta, K V Rodriguez, G Gasaneo and L U Ancarani
J. Phys. A 45 015201 (2012)
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2012
Mathematical properties of generalized Sturmian functions
G. Gasaneo, L. U. Ancarani D. M. Mitnik
Eur. Phys. Jour. D 66, 91 (2012)
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2012
On the applicability of the exterior complex scaling method for scattering problems including Coulombic potentials
L.U. Ancarani, G. Gasaneo and D.M. Mitnik
Eur. Phys. Jour. D 66, 270 (2012)
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2012
An analytically solvable three-body break-up model problem in hyperspherical coordinates
F. D. Colavecchia, G. Gasaneo and D. M. Mitnik
Journal of Atomic, Molecular and Optical Physics 817034, 6 pages (2011)
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2011
Double Photoionization of Endohedrally Confined Atoms
L. U. Ancarani and G. Gasaneo
Journal of Atomic and Molecular Sciences 2, 203-211 (2011)
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2011
Two-body Coulomb problems with sources for the J matrix method
D. M. Mitnik, F. D. Colavecchia, G. Gasaneo and J. M. Randazzo
Computer Physics Communications 182, 1145-1155 (2011)
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2011
Computational methods for generalized Sturmian basis
A. L. Frapiccini, J. M. Randazzo, G. Gasaneo and F. D. Colavecchia
International Journal of Quantum Chemistry 110, 963-974 (2010)
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2010
A general method to obtain Sturmian functions for continuum and bound state problems with Coulomb interactions
A L Frapiccini, J. M. Randazzo, G. Gasaneo and F. D. Colavecchia
Journal of Physics B 43 101001/1-5 (2010)
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2010
A boundary adapted spectral approach for breakup problems
K. V. Rodriguez, L. U. Ancarani, G. Gasaneo and D. M. Mitnik
Internacional Journal of Quantum Chemistry 110, 1820-1832 (2010)
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2010
Ground state for two-electron and electron-muon three-body atomic systems
L. U. Ancarani, K. V. Rodriguez and G. Gasaneo
European Physics Journal, Web of Conference 3, 02009/ 1-10 (2010)
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2010
Ground and excited states for exotic three-body atomic systems
L. U. Ancarani and G. Gasaneo
Journal Physics A 43, 085210/ 1-11 (2010)
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2010
Derivatives of any order of the hypergeometric function pFq(a1,…,ap, b1,…,bq,;z) with respect to the parameters ai, and bi
G. Gasaneo and L. U. Ancarani
Physical Review A 82, 042706/1-8 (2010)
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2010
Two-body Coulomb problems with sources
A. L. Frapiccini, J. M. Randazzo, G. Gasaneo and F. D. Colavecchia
Physical Review A 82, 042503/1-9 (2010)
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2010
Sturmian expansions for two-electron atomic systems: single and double excited states
J. M. Randazzo, A. L. Frapiccini, F. D. Colavecchia and G. Gasaneo
International Journal of Quantum Chemistry 109, 125-134 (2009)
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2009
Driscrete sets of many-body Sturmians
L. U. Ancarani and G. Gasaneo
Journal Physics A 42, 395208/ 1-10 (2009)
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2009
Derivatives of any order of the Gaussian hypergeometric function 2F1( a,b,c;z) with respect to the parameters a, b and c
G. Gasaneo, D. M. Mitnik, A. L. Frapiccini, F. D. Colavecchia and J. M. Randazzo
Journal of Physical Chemistry A 113, 14573-14582 (2009)
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2009
Theory of Hyperspherical Sturmians for Three-Body Reactions
G. Gasaneo and L. U. Ancarani
Physical Review A 80, 062717/1-11 (2009)
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2009
Treatment of the two-body Coulomb problem as a short-range potential
J. M. Randazzo, A. L. Frapiccini, F. D. Colavecchia and G. Gasaneo
Physical Review A 79, 022507/1-9 (2009)
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2009
Discrete sets of sturmian functions applied to two-electron atoms
G. Gasaneo and L. U. Ancarani
Physical Review A 77, 012705/1-8 (2008)
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2008
Use of double-bound three-body Coulomb distorted-wave-like basis sets for two-electron wave functions
L. U. Ancarani and G. Gasaneo
Journal Physics B 41, 105001-1/8 (2008)
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2008
A simple parameter-free wavefunction for the ground state of three-body systems
L. U. Ancarani, G. Gasaneo, F. D. Colavecchia and C. Dal Cappello
Phys. Rev. A 77, 062712/ 1-12 (2008)
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2008
Interplay of initial and final states for (gamma,2e) and (e,3e) processes on helium
L. U. Ancarani and G. Gasaneo
Jour. Math Phys. 49, 063508/ 1-16 (2008)
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2008
Derivatives of any order of the confluent hypergeometric function 1F1( a,b,z) with respect to the parameters a or b
D. Mitnik, J. M. Randazzo and G. Gasaneo
Phys. Rev. A 78, 062501/1-10 (2008)
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2008
Endohedrally confined helium: Study of mirror collapses
L.U. Ancarani, C. Dal Cappello, I. Charpentier, K. V. Rodriguez and G. Gasaneo
Phys. Rev. A 78, 062709 /1-11 (2008)
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2008
(e, 3e) processes on two-electron atoms: cusp conditions and scaling law
A. L. Frapiccini, V. Y. Gonzalez, J. M. Randazzo, F. D. Colavecchia and G. Gasaneo
International Journal of Quantum Chemistry 107, 832-844 (2007)
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2007
L² discretization of Sturmian wave functions for Coulomb-like potentials
L. U. Ancarani, K. V. Rodriguez and G. Gasaneo
Jour. Phys. B 40, 2695-2702 (2007)
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2007
Double-bound equivalent of the three-body Coulomb double-continuum wave function
L. U. Ancarani and G. Gasaneo
Physical Review A 75, 032706/1-13 (2007)
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2007
A simple parameter-free wavefunction for the ground state of two-electron atoms
A. L. Frapiccini, G. Gasaneo, F. D. Colavecchia and D. Mitnik
Journal of Electron Spectroscopy and Related Phenomena 161, 199-203 (2007)
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2007
Sturmian functions in a L² basis: critical nuclear charge for n-electron atoms
F. D. Colavecchia, G. Gasaneo and K. V. Rodriguez
Journal of Electron Spectroscopy and Related Phenomena 161, 73-79 (2007)
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2007
On the orthogonality of initial and final states in (e,3e) and (γ,2e) collisions
K. V. Rodriguez, G. Gasaneo, D. M. Mitnik and J. E. Miraglia
Journal of Electron Spectroscopy and Related Phenomena 161, 204-206 (2007)
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2007
Hylleraas-like functions with correct cusp conditions: K-shell electrons for neutral atoms
A. L. Frapiccini, K. V. Rodriguez, G. Gasaneo and S. Otranto
Brazilian Journal of Physics 37, 1115 – 1120 (2007)
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2007
Electron impact single ionization of the He-isoelectronic sequence
K. V. Rodriguez, G. Gasaneo and D. M. Mitnik
Journal of Physics B 40, 3923-3939 (2007)
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2007
Accurate and simple wavefunctions for the helium isoelectronic sequence with correct cusp conditions
J. H. Macek, S. Yu. Ovchinnikov and G. Gasaneo
Phys. Rev. A 73, 032704/1-14 (2006)
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2006
Exact solution for three particles interacting via zero-range potentials
J. H. Macek, S. Yu. Ovchinnikov and G. Gasaneo
Phys. Rev. A 72, 032709-1/032709-9 (2005)
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2005
Solution for boson-diboson elastic scattering at zero energy in the shape-independent model
K. V. Rodriguez and G. Gasaneo
Jour. Phys. B 38, L259-L267 (2005)
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2005
Accurate Hylleraas-like functions for the He atom with correct cusp conditions
F. D. Colavecchia and G. Gasaneo
Comp. Phys. Comm. 157, 32-38 (2004)
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2004
F1: a code to compute Appell’s F1 hypergeometric function
S. Otranto, G. Gasaneo and C. R. Garibotti
Nuclear Instruments and Methods in Physics Research B 217, 12-17 (2004)
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2004
Energy and cusp-conditions study for the He isoelectronic sequence
A. Amaya-Tapia, G. Gasaneo, S. Ovchinnikov, J. H. Macek and S. Larsen
Journal of Mathematical Physics 45, 3533-3545 (2004)
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2004
Integral representation of one dimensional three particle scattering for δ function interactions
S. Otranto and G. Gasaneo
Physica Scripta 70, 251-257 (2004)
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2004
Classical structures arising in the autoionization of He
E. Alberdi, S. Otranto and G. Gasaneo
Revista Mexicana de Física 50, 47-50 (2004)
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2004
Atomic photoelectric effect on H: use of the exact wave function for the final state
G. Gasaneo and F. D. Colavecchia
Jour. Phys. A 36, 8443-8462 (2003)
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2003
Two-body Coulomb wave functions as kernel for three alternative integral transformations
G. Gasaneo and F. D. Colavecchia
NIM B 192, 150-156 (2002)
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2002
A wave function for three charged particles with arbitrary masses
G. Gasaneo and J. H. Macek
Jour. Phys. B 35 (2002) 2239-2250
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2002
Hyperspherical adiabatic eigenvalues for zero-range potentials
S. Otranto, C. R. Garibotti, F. D. Colavecchia and G. Gasaneo
Phys. Rev. A 63, 22713-22719 (2001)
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2001
Autoionizing states of He: projectile-velocity-dependent lifetime
F. D. Colavecchia, G. Gasaneo and J. E. Miraglia
Comp. Phys. Comm. 138 29-43 (2001)
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2001
Numerical evaluation of Appell’s F1 hypergeometric function
G. Gasaneo, S. Otranto, F. D. Colavecchia y C. R. Garibotti
Jour. Math. Phys. 42 (2001) 4971-4983
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2001
The hyperbolic-Hypergeometric functions
G. Gasaneo, F. D. Colavecchia, S. Otranto and C. R. Garibotti
J. of Phys. A 34 (2001) 8531-8542
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2001
The generalized parabolic Coulomb wave function in the spherical co-ordinates
G. Gasaneo, S. Ovchinnikov and J. H. Macek
Jour. of Phys. A 34, (2001) 8941-8954
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2001
A Kontorovich-Lebedev representation for Zero-Range potential eigensolutions
S. Otranto, W.R. Cravero, G. Gasaneo, F. D. Colavecchia and C. R. Garibotti
Phys. Rev. A 61, 54701-54704 (2000)
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2000
Two-dimensional approximate wave function for the three-body Coulomb problem
F. D. Colavecchia, G. Gasaneo and C. R. Garibotti
J. Phys. B: At. Mol. Opt. Phys. 33 (2000) L467-L473
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2000
Electron-ion correlation effects in ion-atom single ionization
C. R. Garibotti, G. Gasaneo and F. D. Colavecchia
Phys. Rev. A 62, 22710-22718 (2000)
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2000
Analytic properties of three-body continuum Coulomb wave functions
G. Gasaneo, F. D. Colavecchia, and C. R. Garibotti
Nuclear Instrument and Methods B 154, 32-40 (1999)
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1999
Multivariable hypergeometric functions for ion-atom collisions
G. Gasaneo, F. D. Colavecchia, and C. R. Garibotti
Physica Scipta T80, 414-415 (1999)
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1999
Analytical properties of the π three-body model
F. D. Colavecchia, G. Gasaneo and C. R. Garibotti
Physica Scipta T80, 411-413 (1999)
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1999
A Continuum correlated wave model for ion atom collisions
G. Gasaneo, W. Cravero, F. D. Colavecchia and C. R. Garibotti
Phys. Rev. A 60, 284-289 (1999)
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1999
Closed form solutions for a non-central parabolic potential
F. D. Colavecchia, G. Gasaneo and C. R. Garibotti
Phys. Rev. A 57, 1018-1024 (1998)
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1998
Separable wave equation for three Coulomb interacting particles
P. Macri, J. E. Miraglia, M. S. Grabielle, F. D. Colavecchia, C. R. Garibotti and G. Gasaneo
Phys. Rev. A 57, 2223-2226 (1998)
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1998
Theory with correlations for ionization in ion-atom collisions
F. D. Colavecchia, G. Gasaneo and C. R. Garibotti
Phys. Rev. A 58, 2926-2934 (1998)
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1998
Final-state wave φ function ion-helium collisions
G. Gasaneo, F. D. Colavecchia, C. R. Garibotti, and J. E. Miraglia
J. Phys. B: At. Mol. Opt. Phys. 30, L265-L271 (1997)
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1997
Multivariable hypergeometric solutions for three charged particles
G. Gasaneo, F. D. Colavecchia, C. R. Garibotti, P. Macri y J. Miraglia
Phys. Rev. A 55, 2809-2820 (1997)
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1997
Correlated continuum wave functions for three particles with Coulomb interactions
P. Macri, J. E. Miraglia, F. D. Colavecchia, C. R. Garibotti and G. Gasaneo
Phys. Rev. A 55, 3518-3525 (1997)
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1997
Approximate analytical solution for two electrons in the continuum
F. D. Colavecchia, G. Gasaneo y C. R. Garibotti
J. Math. Phys. 38, 6603-6612 (1997)
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1997
Hypergoemetric integrals arising in atomic collisions physics
P. Macri, M. A. Kornberg, J. E. Miraglia, C. R. Garibotti, G. Gasaneo and F. D. Colavecchia
Nuclear Instruments and Methods in Physics Research B 132, N 2, 259-263 (1997)
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1997
Double photoionization of helium: a new correlated double continuum wave function
G. Gasaneo, W. R. Cravero, M. D. Sanchez and C. R. Garibotti
Phys. Rev. A 53, 439-443 (1996)
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1996
Triply Differential Cross Section For Ionization In Ion-Atom Collisions
C. R. Garibotti, F. D. Colavecchia and G. Gasaneo
TOPICS IN THEORETICAL PHYSICS, V. C. Aguilera-Navarro-D. Galetti-B. M. Pimentel-L. Tomio, p. 431-440 (1995)
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1995
Continuum Wave Function For Three Coulomb Particles
W. R. Cravero, C. R. Garibotti, G. Gasaneo
Nuclear Instruments and Methods in Physics Research B 86, 140-142 (1994)
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1994
Parametric analysis of the soft electron emission in ion-helium collisions