James F. Babb
Research related to the Casimir effect
Energy shift in kHz for a Na atom between two perfect metal walls as a function of the wall separation and the atom distance from the midpoint. [From P. Kharchenko, J. F. Babb, and A. Dalgarno, Phys. Rev. A, vol. 55 (1997), pp. 3566-3572.]
[Graph of the Na wall-atom-wall potential.]
Topical

Long-range atom-surface interactions for cold atoms, James F. Babb, J. Phys. - Conf. Ser. 19 (2005), 1. Read the preprint abstract (this link also contains links to get the entire preprint.)

An overview of microscopic Casimir forces, J. F. Babb, Comm. At. Mol. Phys. vol. 1 (2000), part D, pp. 191-199. Pdf file, text file approximation to the paper.

Atom-wall interactions or atom-surface interactions

Dependences of the Casimir-Polder interaction between an atom and a cavity wall on atomic and material properties, V. M. Mostepanenko, J. F.Babb, A. O. Caride, G. L. Klimchitskaya, S. I. Zanette, J. Phys. A, 39, 6583-6587 (2006). Read the preprint abstract (this link also contains links to get the entire preprint.)

Casimir-Polder interaction between an atom and a cavity wall under the influence of real conditions, G. L. Klimchitskaya, V. M. Mostepanenko, and J.F. Babb, Phys. Rev. A 70 (2004), 042901 (12 pp.). Read the preprint abstract (this link also contains links to get the entire preprint.) Text file approximation to the paper.

High-precision calculations of dispersion coefficients, static dipole polarizabilities, and atom-wall interaction constants for alkali-metal atoms, A. Derevianko, W. R. Johnson, M. S. Safronova and J. F. Babb, Phys. Rev. Lett., vol. 82 (1999), pp. 3589-3592. Read the preprint abstract (this link also contains links to get the entire preprint.) Text file approximation to the preprint.

Long-range interactions of metastable helium atoms, Zong-Chao Yan and J. F. Babb, Phys. Rev. A., vol. 58 (1998), pp. 1247-1252. Read the preprint abstract (this link also contains links to get the entire preprint). There is also some supplementary data that was not published. Approximation to the published version.

Long-range interactions of sodium atoms, P. Kharchenko, J. F. Babb, and A. Dalgarno, Phys. Rev. A, vol. 55 (1997), pp. 3566-3572. Errata

Long-range interactions of lithium atoms, Zong-Chao Yan, A. Dalgarno, and J. F. Babb, Phys. Rev. A, vol. 55 (1997), pp. 2882-2887. Read the preprint abstract (this link also contains links to get the entire preprint). Text file approximation to the published version.

Retarded long-range potentials for the alkali-metal atoms and a perfectly conducting wall, M. Marinescu, A. Dalgarno, and J. F. Babb, Phys. Rev. A, vol. 55 (1997), pp. 1530-1532. Read the preprint abstract (this link also contains links to get the entire preprint.)

Rydberg states of helium, helium-like ions, and the hydrogen molecule

Casimir-Polder effects in Rydberg atoms, James F. Babb, pdf file, published online at NYU Physics Department, B. Bederson, editor (Jan. 2, 2001).

Retardation (or Casimir) potential for the Rydberg hydrogen molecule, James F. Babb and Larry Spruch, Phys. Rev. A, vol. 50 (1994), pp. 3845-3855; Erratum, ibid., vol. 51 (1995) p. 4295

Retardation (Casimir) energy shifts for Rydberg helium-like low-Z ions: An exploratory study, James F. Babb, Dietrich Habs, Larry Spruch, and Andreas Wolf, Z. Phys. D-Atoms, Molecules, and Clusters, vol. 23 (1992), pp. 197-209

Retardation (Casimir) effect for a multielectron core system and a Rydberg electron, James F. Babb and Larry Spruch, Phys. Rev. A, vol. 40 (1989), pp. 2917-2927

Evaluation of retardation energy shifts in a Rydberg helium atom, James F. Babb and Larry Spruch, Phys. Rev. A, vol. 38 (1988), pp. 13-18

...and the interactions of two atoms, Casimir-Polder potentials, van der Waals constants, etc.

Electric dipole polarizabilities at imaginary frequencies for the alkali-metal, alkaline-earth, and inert gas atoms, Andrei Derevianko, Sergey G. Porsev, and James F. Babb, Atomic Data and Nuclear Data Tables 96 (2010), 323-331. Read the preprint abstract (this link also contains links to get the entire preprint.)

Non-relativistic ab initio calculations for 22S, 2 2P and 32D lithium isotopes: Applications to polarizabilities and dispersion interactions, Li-Yan Tang, Zong-Chao Yan, Ting-Yun Shi, and James F. Babb, Physical Review A 79, 062712 (2009). Read the preprint abstract (this link also contains links to get the entire preprint.)

High-precision calculations of van der Waals coefficients for heteronuclear alkali-metal dimers, A. Derevianko, J. F. Babb, and A. Dalgarno, Phys. Rev. A, vol. 63 (2001), 052704. Read the preprint abstract (this link also contains links to get the entire preprint.) Text file approximation to the paper.

Variational calculations of dispersion coefficients for interactions between H, He, and Li atoms, Zong-Chao Yan, James F. Babb, A. Dalgarno, and G. W. F. Drake, Phys. Rev. A, vol. 54 (1996), pp. 2824-2833. Read the preprint abstract (this link also contains links to get the entire preprint.)

Long-range potentials, including retardation, for the interaction of two alkali-metal atoms, M. Marinescu, J. F. Babb, and A. Dalgarno, Phys. Rev. A, vol. 50 (1994), pp. 3096-3104

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