Volume 44, Issue 1

July 1991

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RAPID COMMUNICATIONS

Atomic and Molecular Collisions and Interactions

RAPID COMMUNICATION

Molecular-state treatment of ${He}^{+}$ (2p) excitation through electron capture in ${He}^{2 +}$ - $H_{2}$ collisions at low energies

Bidhan C. Saha, Neal F. Lane, and Mineo Kimura

Phys. Rev. A 44, R1(R) (1991) - Published 1 July, 1991

Atomic and Molecular Structure

RAPID COMMUNICATION

Sensitive detection of Doppler-free two-photon-excited 2S positronium by spatially separated photoionization

M. S. Fee, A. P. Mills, Jr., E. D. Shaw, R. J. Chichester, D. M. Zuckerman, S. Chu, and K. Danzmann

Phys. Rev. A 44, R5(R) (1991) - Published 1 July, 1991

Atomic and Molecular Collisions and Interactions

RAPID COMMUNICATION

Theory of the photoelectron spectrum in double ionization through two-photon absorption from He(2 $s^{2}$ )

H. Bachau and P. Lambropoulos

Phys. Rev. A 44, R9(R) (1991) - Published 1 July, 1991

RAPID COMMUNICATION

$L^{2}$ calculation of multichannel photoionization parameters in the neighborhood of the 3s3p ${}^{1}$ P° resonance of He

I. Sánchez and F. Martn

Phys. Rev. A 44, R13(R) (1991) - Published 1 July, 1991

RAPID COMMUNICATION

Observation of a barrier and a double-potential curve in the C state of the ${CO}^{+}$ molecule

F. Falk, M. Carlsson-Göthe, B. Wannberg, F. Falk, L. Karlsson, S. Svensson, and P. Baltzer

Phys. Rev. A 44, R17(R) (1991) - Published 1 July, 1991

Atoms and Molecules in Electromagnetic Fields

RAPID COMMUNICATION

Laser cooling of trapped ytterbium ions using a four-level optical-excitation scheme

A. S. Bell, P. Gill, H. A. Klein, A. P. Levick, Chr. Tamm, and D. Schnier

Phys. Rev. A 44, R20(R) (1991) - Published 1 July, 1991

Quantum Optics

RAPID COMMUNICATION

Cancellation effects in four-photon-resonant five-photon ionization through the nf J=2 states of Xe

D. Charalambidis, X. Xing, J. Petrakis, and C. Fotakis

Phys. Rev. A 44, R24(R) (1991) - Published 1 July, 1991

RAPID COMMUNICATION

Origin of gain in systems without inversion in bare or dressed states

G. S. Agarwal

Phys. Rev. A 44, R28(R) (1991) - Published 1 July, 1991

RAPID COMMUNICATION

Interference between nonresonant three-photon absorption and third-harmonic generation and the cancellation of four-photon resonances

M. Elk, P. Lambropoulos, and X. Tang

Phys. Rev. A 44, R31(R) (1991) - Published 1 July, 1991

RAPID COMMUNICATION

Type-III intermittency of a laser

D. Y. Tang, J. Pujol, and C. O. Weiss

Phys. Rev. A 44, R35(R) (1991) - Published 1 July, 1991

ARTICLES

Fundamental Concepts

Wave-function collapse by measurement and its simulation

Mikio Namiki and Saverio Pascazio

Phys. Rev. A 44, 39 (1991) - Published 1 July, 1991

Theorem for functional derivatives in density-functional theory

Hui Ou-Yang and Mel Levy

Phys. Rev. A 44, 54 (1991) - Published 1 July, 1991

Renormalized unitary transformation in the adiabatic theorem

Kazuo Takayanagi

Phys. Rev. A 44, 59 (1991) - Published 1 July, 1991

Operator equation of motion in phase space: Application to time-dependent systems possessing invariants

Swapan K. Ghosh and Asish K. Dhara

Phys. Rev. A 44, 65 (1991) - Published 1 July, 1991

Atomic and Molecular Structure

Autodetachment of negative ions

T. Brage and C. Froese Fischer

Phys. Rev. A 44, 72 (1991) - Published 1 July, 1991

Nonuniform variation of the radiative lifetimes of bound excited states along the Mg isoelectronic sequence

T. N. Chang and Rong-qi Wang

Phys. Rev. A 44, 80 (1991) - Published 1 July, 1991

Doubly excited states with zero angular momentum and electrons in opposite directions

E. de Prunelé

Phys. Rev. A 44, 90 (1991) - Published 1 July, 1991

Energies of doubly excited two-electron atoms from interdimensional degeneracies

D. Z. Goodson, D. K. Watson, J. G. Loeser, and D. R. Herschbach

Phys. Rev. A 44, 97 (1991) - Published 1 July, 1991

Capture and transfer of stopped pions in alcohols

M. R. Harston, D. S. Armstrong, D. F. Measday, S. Stanislaus, P. Weber, and D. Horváth

Phys. Rev. A 44, 103 (1991) - Published 1 July, 1991

Energies and wave functions for many-electron atoms

Young-Dae Jung and Robert J. Gould

Phys. Rev. A 44, 111 (1991) - Published 1 July, 1991

Theory of hyperfine interactions in positive ions isoelectronic with the noble-metal atoms

Surya N. Panigrahy, R. W. Dougherty, T. P. Das, and J. Andriessen

Phys. Rev. A 44, 121 (1991) - Published 1 July, 1991

Classification of Cm ii and Pu i energy levels using counterpropagation neural networks

Keith L. Peterson

Phys. Rev. A 44, 126 (1991) - Published 1 July, 1991

Angular distribution of cascade x rays following radiative recombination from a beam

James H. Scofield

Phys. Rev. A 44, 139 (1991) - Published 1 July, 1991

Atomic charge density at the nucleus and inequalities among radial expectation values

F. J. Gálvez and I. Porras

Phys. Rev. A 44, 144 (1991) - Published 1 July, 1991

Resonance transition energies of Li-, Na-, and Cu-like ions

Y.-K. Kim, D. H. Baik, P. Indelicato, and J. P. Desclaux

Phys. Rev. A 44, 148 (1991) - Published 1 July, 1991

Autoionization widths for Ne*(3s)-Ar and Ne**(3p)-Ar collisions

J. P. J. Driessen, S. S. Op de Beek, L. M. T. Somers, H. C. W. Beijerinck, and B. J. Verhaar

Phys. Rev. A 44, 167 (1991) - Published 1 July, 1991

Absolute optical oscillator strengths for the electronic excitation of atoms at high resolution: Experimental methods and measurements for helium

W. F. Chan, G. Cooper, and C. E. Brion

Phys. Rev. A 44, 186 (1991) - Published 1 July, 1991

Double vacancies in the cores of silane and tetrafluorosilane

E. M. -L. Ohrendorf, L. S. Cederbaum, and F. Tarantelli

Phys. Rev. A 44, 205 (1991) - Published 1 July, 1991

Radiative lifetime of the 2s2 $p^{3}$ ${}^{5}$ $S_{2}$ metastable state of $N^{+}$

Anthony G. Calamai and Charles E. Johnson

Phys. Rev. A 44, 218 (1991) - Published 1 July, 1991

Atomic and Molecular Collisions and Interactions

Dielectronic recombination on and electron-impact excitation of heliumlike argon

R. Ali, C. P. Bhalla, C. L. Cocke, M. Schulz, and M. Stockli

Phys. Rev. A 44, 223 (1991) - Published 1 July, 1991

Photoionization of two-electron atoms using a nonvariational configuration-interaction approach with discretized finite basis

T. N. Chang and X. Tang

Phys. Rev. A 44, 232 (1991) - Published 1 July, 1991

Auger transition rates and fluorescence yields for the double-K-hole state

Mau Hsiung Chen

Phys. Rev. A 44, 239 (1991) - Published 1 July, 1991

Isoelectronic study of double-electron capture in slow ion-atom collisions

R. Hutton, D. Schneider, and M. H. Prior

Phys. Rev. A 44, 243 (1991) - Published 1 July, 1991

Density effects in low-energy stopping power from electron preionization

Magnus Jändel

Phys. Rev. A 44, 253 (1991) - Published 1 July, 1991

Theoretical study of charge transfer in ${He}^{+}$ + $H_{2}$ collisions in the milli-electron-volt regime

M. Kimura and N. F. Lane

Phys. Rev. A 44, 259 (1991) - Published 1 July, 1991

Thresholds of the K+L double photoexcitation in argon

U. Kuetgens and J. Hormes

Phys. Rev. A 44, 264 (1991) - Published 1 July, 1991

Inelastic transitions in vibrationally excited ${Na}_{2}$ induced by intermediate-energy-electron impact

S. V. K. Kumar, G. Ziegler, H. J. Korsch, K. Bergmann, and H.-D. Meyer

Phys. Rev. A 44, 268 (1991) - Published 1 July, 1991

Time-dependent distortion in calculations of K-shell ionization for incident protons and helium and lithium ions

David J. Land

Phys. Rev. A 44, 274 (1991) - Published 1 July, 1991

Comparison of the random-phase approximation with the multichannel frozen-core Hartree-Fock approximation for the photoionization of $N_{2}$

Robert R. Lucchese and Robert W. Zurales

Phys. Rev. A 44, 291 (1991) - Published 1 July, 1991

Effect of nonspherical distorting potentials in a first-order distorted-wave calculation

D. H. Madison, K. Bartschat, and J. L. Peacher

Phys. Rev. A 44, 304 (1991) - Published 1 July, 1991

Sum rules for collisional processes

J. Oreg, W. H. Goldstein, A. Bar-Shalom, and M. Klapisch

Phys. Rev. A 44, 310 (1991) - Published 1 July, 1991

Angular distribution of electrons following two-photon ionization of the Ar atom and two-photon detachment of the $F^{-}$ ion

Cheng Pan and Anthony F. Starace

Phys. Rev. A 44, 324 (1991) - Published 1 July, 1991

Higher-order effects on pair creation by relativistic heavy-ion beams

M. J. Rhoades-Brown and J. Weneser

Phys. Rev. A 44, 330 (1991) - Published 1 July, 1991

Effective potential method for calculation of wave-packet propagation and atomic collision dynamics

D. Sen, A. N. Basu, and S. Sengupta

Phys. Rev. A 44, 337 (1991) - Published 1 July, 1991

Differential cross section for photodissociation of $H_{2}$ by tunneling through the barrier of the $i^{3}$ $Π_{g}$ state

L. D. A. Siebbeles, J. M. Schins, W. J. van der Zande, J. Los, and M. Glass-Maujean

Phys. Rev. A 44, 343 (1991) - Published 1 July, 1991

L-shell Coster-Kronig transition probabilities in Ni, Cu, and Mo measured with synchrotron radiation

Stacey L. Sorensen, Stephen J. Schaphorst, Scott B. Whitfield, Bernd Crasemann, and Roger Carr

Phys. Rev. A 44, 350 (1991) - Published 1 July, 1991

Method to compute atomic and molecular photoionization cross sections by use of basis sets

L. Veseth

Phys. Rev. A 44, 358 (1991) - Published 1 July, 1991

Orientation dependence in electron capture to arbitrary projectile n states from molecular hydrogen

Y. D. Wang and J. H. McGuire

Phys. Rev. A 44, 367 (1991) - Published 1 July, 1991

Au L x-ray relative intensities induced by proton impact

J. Q. Xu

Phys. Rev. A 44, 373 (1991) - Published 1 July, 1991

Exact second-order Born calculations for relativistic electron capture

Frank Decker and Jörg Eichler

Phys. Rev. A 44, 377 (1991) - Published 1 July, 1991

Interchannel interactions in highly energetic radiationless transitions of neonlike ions

Stephan Fritzsche, Günter Zschornack, Gerhard Musiol, and Gerhard Soff

Phys. Rev. A 44, 388 (1991) - Published 1 July, 1991

Atomic Interactions with Surfaces and Solids

Energy loss of nuclear fragments in partially ionized materials of high atomic number

R. A. Lewis, G. A. Smith, and W. S. Toothacker

Phys. Rev. A 44, 392 (1991) - Published 1 July, 1991

Atomic and Molecular Spectroscopy

Dielectronic satellite spectrum of heliumlike vanadium

P. Beiersdorfer, M. H. Chen, R. E. Marrs, M. B. Schneider, and R. S. Walling

Phys. Rev. A 44, 396 (1991) - Published 1 July, 1991

Stark broadening and shift of singly ionized zinc and cadmium spectral lines

S. Djeniže, A. Srećković, J. Labat, R. Konjević, and L. Popović

Phys. Rev. A 44, 410 (1991) - Published 1 July, 1991

Exchange collision kernel

G. L. Rogers and P. R. Berman

Phys. Rev. A 44, 417 (1991) - Published 1 July, 1991

Atoms and Molecules in Electromagnetic Fields

Intramanifold level mixing by time-dependent electric fields: Multilevel Landau-Zener effect

David A. Harmin

Phys. Rev. A 44, 433 (1991) - Published 1 July, 1991

Operator description of laser cooling below the Doppler limit

G. Nienhuis, P. van der Straten, and S-Q. Shang

Phys. Rev. A 44, 462 (1991) - Published 1 July, 1991

Multielectron dissociative ionization of $O_{2}$ in an intense picosecond laser field

D. Normand, C. Cornaggia, J. Lavancier, J. Morellec, and H. X. Liu

Phys. Rev. A 44, 475 (1991) - Published 1 July, 1991

Photo-Auger-ionization and charge-state distribution

Gaber Omar and Yukap Hahn

Phys. Rev. A 44, 483 (1991) - Published 1 July, 1991

Density-matrix theory of recombination

S. Ravi and G. S. Agarwal

Phys. Rev. A 44, 489 (1991) - Published 1 July, 1991

Quantum Optics

Quantum theory for light propagation in a nonlinear effective medium

I. Abram and E. Cohen

Phys. Rev. A 44, 500 (1991) - Published 1 July, 1991

High-intensity multiphoton ionization of $H_{2}$

Sarah W. Allendorf and Abraham Szöke

Phys. Rev. A 44, 518 (1991) - Published 1 July, 1991

Information theory, squeezing, and quantum correlations

Stephen M. Barnett and Simon J. D. Phoenix

Phys. Rev. A 44, 535 (1991) - Published 1 July, 1991

Cooperative atomic effects in two-photon spontaneous emission and resonance fluorescence

Zhidang Chen and Helen Freedhoff

Phys. Rev. A 44, 546 (1991) - Published 1 July, 1991

Strong-field autoionization induced by smooth laser pulses, including high-order ionization processes

Chen Rongqing, Xu Zhizhan, Sun Lan, Yao Guanhua, and Zhang Wenqi

Phys. Rev. A 44, 558 (1991) - Published 1 July, 1991

Interaction of a charged harmonic oscillator with a single quantized electromagnetic field mode

Michael D. Crisp

Phys. Rev. A 44, 563 (1991) - Published 1 July, 1991

Multiphoton processes in an intense laser field. VI. Two-color ionization with incommensurable frequencies

Martin Dörr, R. M. Potvliege, Daniel Proulx, and Robin Shakeshaft

Phys. Rev. A 44, 574 (1991) - Published 1 July, 1991

Effects of atomic motion on the polarization properties of phase conjugation by two-photon-resonant degenerate four-wave mixing

Martti Kauranen and Robert W. Boyd

Phys. Rev. A 44, 584 (1991) - Published 1 July, 1991

Doubly resonant stimulated Brillouin scattering in a microdroplet

P. T. Leung and K. Young

Phys. Rev. A 44, 593 (1991) - Published 1 July, 1991

Dynamics of the cryogenic hydrogen maser

Paul Mandel, A. C. Maan, B. J. Verhaar, and H. T. C. Stoof

Phys. Rev. A 44, 608 (1991) - Published 1 July, 1991

Eigenvalues for the quantum parametric oscillator in the overdamped regime

I. K. Mortimer and H. Risken

Phys. Rev. A 44, 617 (1991) - Published 1 July, 1991

Theoretical and experimental investigations of time-dependent degenerate four-wave mixing in semiconductors

D. Richardson, B. P. McGinnis, E. M. Wright, N. Peyghambarian, and S. W. Koch

Phys. Rev. A 44, 628 (1991) - Published 1 July, 1991

Stability of the higher-bound states in a saturable self-focusing medium

J. M. Soto-Crespo, D. R. Heatley, E. M. Wright, and N. N. Akhmediev

Phys. Rev. A 44, 636 (1991) - Published 1 July, 1991

Quantum anomalies in Laue diffraction

M. Biagini

Phys. Rev. A 44, 645 (1991) - Published 1 July, 1991

Microcavity semiconductor laser with enhanced spontaneous emission

Y. Yamamoto, S. Machida, and G. Björk

Phys. Rev. A 44, 657 (1991) - Published 1 July, 1991

Modification of spontaneous emission rate in planar dielectric microcavity structures

Gunnar Björk, Susumu Machida, Yoshihisa Yamamoto, and Kazuhiro Igeta

Phys. Rev. A 44, 669 (1991) - Published 1 July, 1991

Positive P representation

Rüdiger Schack and Axel Schenzle

Phys. Rev. A 44, 682 (1991) - Published 1 July, 1991

Theoretical investigations of models for the laser with a saturable absorber: A case of homoclinic tangency to a periodic orbit

Bruno Zambon

Phys. Rev. A 44, 688 (1991) - Published 1 July, 1991

Traveling-wave free-electron laser

Eli Jerby

Phys. Rev. A 44, 703 (1991) - Published 1 July, 1991

Violation of Bell’s inequality in the resonance fluorescence of two strongly driven two-level atoms

Amitabh Joshi and Suresh V. Lawande

Phys. Rev. A 44, 716 (1991) - Published 1 July, 1991

Atomic stabilization in ultrastrong laser fields

Bernard Piraux, Etienne Huens, and Peter Knight

Phys. Rev. A 44, 721 (1991) - Published 1 July, 1991

Collision-assisted second-harmonic generation from Rydberg atoms

Sandra S. Vianna and Cid B. de Araujo

Phys. Rev. A 44, 733 (1991) - Published 1 July, 1991

Effect of atomic decay on micromasers

Shi-Yao Zhu, L. Z. Wang, and Heidi Fearn

Phys. Rev. A 44, 737 (1991) - Published 1 July, 1991

Nonperturbative approach to multimode photodetection

M. Fleischhauer and D. G. Welsch

Phys. Rev. A 44, 747 (1991) - Published 1 July, 1991

BRIEF REPORTS

Atomic and Molecular Structure

Static multipole polarizabilities of $F^{-}$ and ${Cl}^{-}$ using the Harbola-Sahni potential

K. D. Sen

Phys. Rev. A 44, 756 (1991) - Published 1 July, 1991

Relativistic many-body results for the hyperfine structure of the ground state of the Ag i isoelectronic sequence

Donald R. Beck and Debasis Datta

Phys. Rev. A 44, 758 (1991) - Published 1 July, 1991

Hyperfine structure of high-L states in ${}^{143, 145}i$ by atomic-beam laser-rf double resonance

W. J. Childs

Phys. Rev. A 44, 760 (1991) - Published 1 July, 1991

Direct observation of hyperfine quenching of the 2 ${}^{3}$ $P_{0}$ level in heliumlike nickel

R. W. Dunford, C. J. Liu, J. Last, N. Berrah-Mansour, R. Vondrasek, D. A. Church, and L. J. Curtis

Phys. Rev. A 44, 764 (1991) - Published 1 July, 1991

Conjoint gradient correction to the Hartree-Fock kinetic- and exchange-energy density functionals

Hsing Lee, Chengteh Lee, and Robert G. Parr

Phys. Rev. A 44, 768 (1991) - Published 1 July, 1991

Atomic and Molecular Collisions and Interactions

Polarization effects in low-energy electron scattering from silane molecules in an exact static-exchange model

Ashok Jain

Phys. Rev. A 44, 772 (1991) - Published 1 July, 1991

Atomic and Molecular Spectroscopy

Empirical determination of intermediate-coupling amplitudes and transition rates from spectroscopic data

L. J. Curtis, Z. B. Rudzikas, and D. G. Ellis

Phys. Rev. A 44, 776 (1991) - Published 1 July, 1991

Exact absorption line shapes for anisotropic hyperfine doublets undergoing tumbling motion

E. van Faassen

Phys. Rev. A 44, 780 (1991) - Published 1 July, 1991

Transition probability of the 358.48-nm transition in neutral uranium from the line-absorption method

Rakesh Kapoor and G. D. Saksena

Phys. Rev. A 44, 784 (1991) - Published 1 July, 1991

Quantum Optics

Harmonic and nonharmonic frequency generation by molecular vibrations strongly driven by laser radiation

Szczepan Chelkowski and André D. Bandrauk

Phys. Rev. A 44, 788 (1991) - Published 1 July, 1991

Extremal properties of near-photon-number eigenstate fields

Zdenek Hradil

Phys. Rev. A 44, 792 (1991) - Published 1 July, 1991

ERRATA

Erratum: Helium momentum-space wave function and Compton profile

Paul J. Schreiber, R. P. Hurst, and Thomas E. Duvall

Phys. Rev. A 44, 796 (1991) - Published 1 July, 1991

Erratum: Radiation amplification through autoionizing resonances without population inversion

A. Lyras, X. Tang, P. Lambropoulos, and Jian Zhang

Phys. Rev. A 44, 796 (1991) - Published 1 July, 1991

Erratum: Collisional ionization and excitation of $H_{2}$ : Two-electron processes

A. K. Edwards, R. M. Wood, J. L. Davis, and R. L. Ezell

Phys. Rev. A 44, 797 (1991) - Published 1 July, 1991

Erratum: Virtual photons and causality in the dynamics of a pair of two-level atoms [Phys. Rev. A 42, 4291 (1990)]

A. K. Biswas, G. Compagno, G. M. Palma, R. Passante, and F. Persico

Phys. Rev. A 44, 798 (1991) - Published 1 July, 1991