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ARTICLES

Articles

•	Hyperfine-structure investigation of highly excited 2D levels in 87Rb and 133Cs using a cw tunable dye laser in a two-step excitation scheme S. Svanberg and P. Tsekeris pp. 1125-1137 [View Page Images , PDF (2242 kB), or Buy this Article (Use Article Pack) ]

•	Analytic potential with adjusted parameters for diatomic molecules Fuad Y. Hajj pp. 1138-1143 [View Page Images , PDF (992 kB), or Buy this Article (Use Article Pack) ]

•	L2 discretizations of the continuum: Radial kinetic energy and Coulomb Hamiltonian Hashim A. Yamani and William P. Reinhardt pp. 1144-1156 [View Page Images , PDF (1649 kB), or Buy this Article (Use Article Pack) ]

•	Atomic Bethe-Goldstone calculations of term splittings, ionization potentials, and electron affinities. III. Al, Si, P, S, Cl, and Ar using orbital excitations C. M. Moser and R. K. Nesbet pp. 1157-1161 [View Page Images , PDF (741 kB), or Buy this Article (Use Article Pack) ]

•	Nuclear hexadecapole antishielding factors K. D. Sen and P. T. Narasimhan pp. 1162-1167 [View Page Images , PDF (797 kB), or Buy this Article (Use Article Pack) ]

•	Some applications of excited-state-excited-state transition densities D. L. Yeager, M. A. Nascimento, and V. McKoy pp. 1168-1174 [View Page Images , PDF (1034 kB), or Buy this Article (Use Article Pack) ]

•	Collision quenching of the metastable 2S state of muonic hydrogen and the muonic helium ion R. O. Mueller, V. W. Hughes, H. Rosenthal, and C. S. Wu pp. 1175-1186 [View Page Images , PDF (1990 kB), or Buy this Article (Use Article Pack) ]

•	Energy transfer in noble-gas mixtures: Penning ionization in He/Xe R. Shuker, A. Szöke, E. Zamir, and Y. Binur pp. 1187-1192 [View Page Images , PDF (996 kB) , Figure Images, or Buy this Article (Use Article Pack) ]

•	Electron-impact ionization cross sections and bound-free generalized oscillator strengths for atomic systems W. Derek Robb, Steven P. Rountree, and Tom Burnett pp. 1193-1199 [View Page Images , PDF (853 kB), or Buy this Article (Use Article Pack) ]

•	Nonmetastable Penning ionization in He(31P)-Ne, Ar, Kr, Xe collisions S. Kubota, C. Davies, and T. A. King pp. 1200-1204 [View Page Images , PDF (751 kB), or Buy this Article (Use Article Pack) ]

•	Binding effects in high-energy scattering applied to K-shell ionization J. Binstock and J. F. Reading pp. 1205-1213 [View Page Images , PDF (1091 kB), or Buy this Article (Use Article Pack) ]

•	Electron excitation cross sections of N2+ B2Σu+, N i, and N ii states and their temperature dependence J. W. Lewis, L. L. Price, and H. M. Powell pp. 1214-1222 [View Page Images , PDF (1280 kB), or Buy this Article (Use Article Pack) ]

•	Electron impact excitation of Hg+ D. H. Crandall, R. A. Phaneuf, and Gordon H. Dunn pp. 1223-1232 [View Page Images , PDF (1734 kB), or Buy this Article (Use Article Pack) ]

•	K-shell ionization cross sections in asymmetric heavy-ion-atom collisions Werner Brandt and Roman Laubert pp. 1233-1238 [View Page Images , PDF (867 kB), or Buy this Article (Use Article Pack) ]

•	Ionization in low-keV-energy Ar+Ar collisions F. J. Eriksen, S. M. Fernandez, A. B. Bray, and E. Pollack pp. 1239-1244 [View Page Images , PDF (943 kB), or Buy this Article (Use Article Pack) ]

•	Collisions between rare-gas atoms at low keV energies. I. Symmetric systems J. C. Brenot, D. Dhuicq, J. P. Gauyacq, J. Pommier, V. Sidis, M. Barat, and E. Pollack pp. 1245-1266 [View Page Images , PDF (3377 kB), or Buy this Article (Use Article Pack) ]

•	Anisotropy of characteristic K-shell x rays from heavy-ion—atom collisions E. Horsdal Pedersen, Stephen J. Czuchlewski, Matt D. Brown, Louis D. Ellsworth, and James R. Macdonald pp. 1267-1270 [View Page Images , PDF (683 kB), or Buy this Article (Use Article Pack) ]

•	Spin conservation during chemi-ionization and surface-electron ejection by He(23S) P. J. Keliher, F. B. Dunning, M. R. O'Neill, R. D. Rundel, and G. K. Walters pp. 1271-1278 [View Page Images , PDF (1303 kB), or Buy this Article (Use Article Pack) ]

•	Intense polarized electron beams from chemi-ionization reactions with optically pumped He(23S) P. J. Keliher, R. E. Gleason, and G. K. Walters pp. 1279-1285 [View Page Images , PDF (1154 kB), or Buy this Article (Use Article Pack) ]

•	Comparison of calculational methods for straggling in thin absorbers Hans Bichsel and Roberta P. Saxon pp. 1286-1296 [View Page Images , PDF (1592 kB), or Buy this Article (Use Article Pack) ]

•	Molecular scattering: Convergence of close-coupling expansions in the presence of many open channels W. R. Garrett pp. 1297-1302 [View Page Images , PDF (806 kB), or Buy this Article (Use Article Pack) ]

•	Electron emission from proton-hydrocarbon-molecule collisions at 0.3-2.0 MeV W. E. Wilson and L. H. Toburen pp. 1303-1308 [View Page Images , PDF (911 kB), or Buy this Article (Use Article Pack) ]

•	Vibrational excitation in N2O via the 2.3-eV shape resonance R. Azria, S. F. Wong, and G. J. Schulz pp. 1309-1313 [View Page Images , PDF (747 kB), or Buy this Article (Use Article Pack) ]

•	Resonant electron-molecule scattering: The impulse approximation in N2O L. Dubé and A. Herzenberg pp. 1314-1325 [View Page Images , PDF (1783 kB), or Buy this Article (Use Article Pack) ]

•	High-energy behavior of the vibrational excitation cross section σ01 for H+-H2 N. Azziz, F. A. Herrero, and R. Mendez-Plácido pp. 1326-1333 [View Page Images , PDF (1039 kB), or Buy this Article (Use Article Pack) ]

•	Theoretical low-energy scattering cross sections for He(21S)+He(11S)⇄He(21P)+He(11S) E. J. Shipsey, J. C. Browne, and R. E. Olson pp. 1334-1339 [View Page Images , PDF (947 kB), or Buy this Article (Use Article Pack) ]

•	Ab initio cross sections for excitation of the 2p state of hydrogen by electron impact at intermediate energies Maynard A. Brandt and Donald G. Truhlar pp. 1340-1346 [View Page Images , PDF (960 kB), or Buy this Article (Use Article Pack) ]

•	Energy lost to ionization by 254-eV 73Ge atoms stopping in Ge K. W. Jones and H. W. Kraner pp. 1347-1353 [View Page Images , PDF (1113 kB), or Buy this Article (Use Article Pack) ]

•	Perturbative solution to the single-mode model of superradiance L. M. Narducci and V. Bluemel pp. 1354-1357 [View Page Images , PDF (455 kB), or Buy this Article (Use Article Pack) ]

•	Stimulated and spontaneous radiative frequency shifts of a two-level system F. T. Hioe and J. H. Eberly pp. 1358-1364 [View Page Images , PDF (883 kB), or Buy this Article (Use Article Pack) ]

•	From Maxwell to paraxial wave optics Melvin Lax, William H. Louisell, and William B. McKnight pp. 1365-1370 [View Page Images , PDF (763 kB), or Buy this Article (Use Article Pack) ]

•	Fluctuations on the approach to equilibrium: The Gordon local-equilibrium conjecture R. J. Abbott and R. S. Wilson pp. 1371-1374 [View Page Images , PDF (454 kB), or Buy this Article (Use Article Pack) ]

•	Self-focusing, absorption, and stimulated Rayleigh-wing scattering Durand M. Smith and T. A. Wiggins pp. 1375-1379 [View Page Images , PDF (725 kB), or Buy this Article (Use Article Pack) ]

•	Quantum-beat phenomena described by quantum electrodynamics and neoclassical theory Weng W. Chow, Marlan O. Scully, and John O. Stoner pp. 1380-1388 [View Page Images , PDF (1113 kB), or Buy this Article (Use Article Pack) ]

•	Quantum electrodynamic and semiclassical interference effects in spontaneous radiation R. M. Herman, H. Grotch, R. Kornblith, and J. H. Eberly pp. 1389-1396 [View Page Images , PDF (1290 kB), or Buy this Article (Use Article Pack) ]

•	Brownian motion of a quantum oscillator Salvatore Carusotto pp. 1397-1406 [View Page Images , PDF (1268 kB), or Buy this Article (Use Article Pack) ]

•	Relaxation of a driven harmonic oscillator Salvatore Carusotto pp. 1407-1413 [View Page Images , PDF (780 kB), or Buy this Article (Use Article Pack) ]

•	Analytic critical scattering intensity with a nonscaling correlation function Moorad Alexanian and Magdaleno Medina-Noyola pp. 1414-1416 [View Page Images , PDF (469 kB), or Buy this Article (Use Article Pack) ]

•	New computational method in the theory of spinodal decomposition J. S. Langer, M. Bar-on, and Harold D. Miller pp. 1417-1429 [View Page Images , PDF (1957 kB), or Buy this Article (Use Article Pack) ]

•	Molecular dynamical studies of rough-sphere fluids G. Subramanian and H. T. Davis pp. 1430-1439 [View Page Images , PDF (1295 kB), or Buy this Article (Use Article Pack) ]

•	Quasielastic light scattering from nematic p-methoxybenzylidene-p′-n-butylaniline (MBBA) Hans Fellner, Wilbur Franklin, and Stanley Christensen pp. 1440-1445 [View Page Images , PDF (948 kB), or Buy this Article (Use Article Pack) ]

•	Power dissipated by a harmonically bound Brownian particle in an ac field: A regeneralization of the Rayleigh problem S. Harris pp. 1446-1449 [View Page Images , PDF (485 kB), or Buy this Article (Use Article Pack) ]

•	Collective motions in classical liquids. IV. Liquid rubidium Ravinder Bansal and K. N. Pathak pp. 1450-1453 [View Page Images , PDF (452 kB), or Buy this Article (Use Article Pack) ]

•	Effects of an attractive-δ-potential impurity center on Bose-Einstein condensation S. Goulart Rosa, O. Hipólito, and R. Lobo pp. 1454-1461 [View Page Images , PDF (1089 kB), or Buy this Article (Use Article Pack) ]

•	Noniterative calculation of the radial-distribution function in a high-density classical electron gas. II. Correlation and perturbation corrections K. C. Mo and C. F. Hooper pp. 1462-1467 [View Page Images , PDF (529 kB), or Buy this Article (Use Article Pack) ]

COMMENTS

•	Symmetric ion-atom collisions at medium energies: Noncharacteristic radiation R. Laubert, H. H. Haselton, J. R. Mowat, R. S. Peterson, and I. A. Sellin pp. 1468-1471 [View Page Images , PDF (561 kB), or Buy this Article (Use Article Pack) ]

•	Eikonal approximation applied to many-electron atoms W. Williamson and G. Foster pp. 1472-1474 [View Page Images , PDF (303 kB), or Buy this Article (Use Article Pack) ]

•	Electron impact autoionization in heavy alkali metals Kaare J. Nygaard pp. 1475-1478 [View Page Images , PDF (491 kB), or Buy this Article (Use Article Pack) ]

•	Two-electron S and P term values with smooth Z dependence Y. Accad, C. L. Pekeris, and B. Schiff pp. 1479-1481 [View Page Images , PDF (448 kB), or Buy this Article (Use Article Pack) ]

•	Comments on the departure from the Z2 dependence in ionization by heavy projectiles Forrest Hopkins, Rudiger Brenn, Anthony R. Whittemore, Nelson Cue, and Vince Dutkiewicz pp. 1482-1484 [View Page Images , PDF (394 kB), or Buy this Article (Use Article Pack) ]

•	Comment on "Coherent and incoherent scattering laws of liquid argon" B. A. Dasannacharya pp. 1485-1486 [View Page Images , PDF (299 kB), or Buy this Article (Use Article Pack) ]