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ARTICLES

Articles

•	Variational Principles for Expectations Sanford Aranoff and Jerome K. Percus pp. 1255-1262 [View Page Images , PDF (1176 kB), or Buy this Article (Use Article Pack) ]

•	Gravitational Radiation in the Limit of High Frequency. I. The Linear Approximation and Geometrical Optics Richard A. Isaacson pp. 1263-1271 [View Page Images , PDF (1706 kB), or Buy this Article (Use Article Pack) ]

•	Gravitational Radiation in the Limit of High Frequency. II. Nonlinear Terms and the Effective Stress Tensor Richard A. Isaacson pp. 1272-1280 [View Page Images , PDF (1620 kB), or Buy this Article (Use Article Pack) ]

•	Search for Quarks in Cosmic Rays at Sea Level G. Garmire, C. Leong, and B. V. Sreekantan pp. 1280-1282 [View Page Images , PDF (539 kB), or Buy this Article (Use Article Pack) ]

•	Double-Photon Contributions to Multiple-Photon Processes. II. Resonance Case Norah V. Cohan pp. 1282-1286 [View Page Images , PDF (799 kB), or Buy this Article (Use Article Pack) ]

•	Low-Energy Theorem for Graviton Scattering David J. Gross and Roman Jackiw pp. 1287-1292 [View Page Images , PDF (943 kB), or Buy this Article (Use Article Pack) ]

•	Proper-Time Formulation of Quantum Mechanics James H. Cooke pp. 1293-1298 [View Page Images , PDF (1047 kB), or Buy this Article (Use Article Pack) ]

•	Limit on the Continuous Solar Flux of the 2.22-MeV Neutron-Proton Capture Gamma Ray E. L. Chupp, P. J. Lavakare, and A. A. Sarkady pp. 1299-1301 [View Page Images , PDF (591 kB), or Buy this Article (Use Article Pack) ]

•	Gauge Problem in Quantum Field Theory. II. Difficulties of Combining Einstein Equations and Wightman Theory F. Strocchi pp. 1302-1307 [View Page Images , PDF (969 kB), or Buy this Article (Use Article Pack) ]

•	Hamiltonians in Relativistic Classical Particle Mechanics Thomas F. Jordan pp. 1308-1316 [View Page Images , PDF (1420 kB), or Buy this Article (Use Article Pack) ]

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Properties of K*(890) and K*(1400) Produced in K-p Interactions at 4.1 and 5.5 GeV/c F. Schweingruber, M. Derrick, T. Fields, David Griffiths, L. G. Hyman, R. J. Jabbur, J. Loken, R. Ammar, R. E. Davis, W. Kropac, and J. Mott pp. 1317-1336 [View Page Images , PDF (3626 kB), or Buy this Article (Use Article Pack) ]

•	Positron-Proton Elastic Scattering at 800 and 1200 MeV R. L. Anderson, B. Borgia, G. L. Cassiday, J. W. DeWire, A. S. Ito, and E. C. Loh pp. 1336-1342 [View Page Images , PDF (1301 kB), or Buy this Article (Use Article Pack) ]

•	π+ Photoproduction above Eγ=1 GeV near the Forward Direction J. Engels, G. Schwiderski, and W. Schmidt pp. 1343-1345 [View Page Images , PDF (469 kB), or Buy this Article (Use Article Pack) ]

•	Study of the Reaction π-p→π+π-n at an Incident Energy of 870 MeV M. Banner, J. F. Detoeuf, M. L. Fayoux, J. L. Hamel, J. Zsembery, J. Cheze, and J. Teiger pp. 1346-1353 [View Page Images , PDF (1377 kB) , Figure Images, or Buy this Article (Use Article Pack) ]

•	Pion, Kaon, and Antiproton Production in the Center-of-Mass in High-Energy Proton-Proton Collisions L. G. Ratner, K. W. Edwards, C. W. Akerlof, D. G. Crabb, J. L. Day, A. D. Krisch, and M. T. Lin pp. 1353-1364 [View Page Images , PDF (2130 kB), or Buy this Article (Use Article Pack) ]

•	Photoproduction of Neutral ρ Mesons L. J. Lanzerotti, R. B. Blumenthal, D. C. Ehn, W. L. Faissler, P. M. Joseph, F. M. Pipkin, J. K. Randolph, J. J. Russell, D. G. Stairs, and J. Tenenbaum pp. 1365-1378 [View Page Images , PDF (2176 kB), or Buy this Article (Use Article Pack) ]

•	Measurement of the Muon Decay Spectrum with a Wire Spark-Chamber Spectrometer David Fryberger pp. 1379-1391 [View Page Images , PDF (2400 kB), or Buy this Article (Use Article Pack) ]

•	Search for Fractionally Charged Particles E. H. Bellamy, R. Hofstadter, W. L. Lakin, M. L. Perl, and W. T. Toner pp. 1391-1394 [View Page Images , PDF (798 kB) , Figure Images, or Buy this Article (Use Article Pack) ]

•	Resonances Produced in the Reaction π-p→π-π-π+p at 8 GeV/c J. W. Lamsa, N. M. Cason, N. N. Biswas, I. Derado, T. H. Groves, V. P. Kenney, J. A. Poirier, and W. D. Shephard pp. 1395-1404 [View Page Images , PDF (1722 kB), or Buy this Article (Use Article Pack) ]

•	Peripheral Dipion Production by Pions of 12 and 18 GeV/c Lawrence W. Jones, E. Bleuler, D. O. Caldwell, B. Elsner, D. Harting, W. C. Middelkoop, and B. Zacharov pp. 1405-1430 [View Page Images , PDF (4845 kB) , Figure Images, or Buy this Article (Use Article Pack) ]

•	Four- and Five-Body Final States from 3-GeV/c π-p Interactions A. W. Key, J. D. Prentice, N. R. Steenberg, E. West, T. S. Yoon, W. A. Cooper, W. Manner, L. Voyvodic, and W. D. Walker pp. 1430-1447 [View Page Images , PDF (2057 kB), or Buy this Article (Use Article Pack) ]

•	Scattering of π- Mesons in the Momentum Range 875-1579 MeV/c from a Polarized Proton Target P. J. Duke, D. P. Jones, M. A. Kemp, P. G. Murphy, J. J. Thresher, H. H. Atkinson, C. R. Cox, and K. S. Heard pp. 1448-1457 [View Page Images , PDF (1378 kB), or Buy this Article (Use Article Pack) ]

•	Study of π-p→ωn, φn at 2.10 BeV/c J. H. Boyd, A. R. Erwin, W. D. Walker, and E. West pp. 1458-1472 [View Page Images , PDF (2231 kB), or Buy this Article (Use Article Pack) ]

•	K+-Meson Production in p-p Collisions at 2.5-3.0 GeV W. J. Hogan, P. A. Piroué, and A. J. Smith pp. 1472-1481 [View Page Images , PDF (1539 kB), or Buy this Article (Use Article Pack) ]

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Particle Yields at the Stanford Linear Accelerator Center and the Photon-Nucleus Interaction in the 5—18-GeV Region Stanley M. Flatté, Joseph J. Murray, Paul R. Klein, Lawrence H. Johnston, and Stanley G. Wojcicki pp. 1482-1493 [View Page Images , PDF (1898 kB), or Buy this Article (Use Article Pack) ]

•	Reflection of Electrons by Standing Light Waves: Experimental Study L. S. Bartell, R. R. Roskos, and H. Bradford Thompson pp. 1494-1504 [View Page Images , PDF (2312 kB) , Figure Images, or Buy this Article (Use Article Pack) ]

•	Gauge Transformations in the S-Matrix Theory I. Bialynicki-Birula pp. 1505-1506 [View Page Images , PDF (295 kB), or Buy this Article (Use Article Pack) ]

•	Phenomenological Lagrangian for Field Algebra, Hard Pions, and Radiative Corrections Benjamin W. Lee and H. T. Nieh pp. 1507-1515 [View Page Images , PDF (1505 kB), or Buy this Article (Use Article Pack) ]

•	Daughter Regge Trajectories in the Van Hove Model R. L. Sugar and J. D. Sullivan pp. 1515-1520 [View Page Images , PDF (888 kB), or Buy this Article (Use Article Pack) ]

•	Absorption in High-Energy Photoproduction D. K. Ross pp. 1521-1524 [View Page Images , PDF (635 kB), or Buy this Article (Use Article Pack) ]

•	Reggeized πρ Mass Enhancement in the A1 Region Edmond L. Berger pp. 1525-1527 [View Page Images , PDF (534 kB), or Buy this Article (Use Article Pack) ]

•	Fermion Trajectory Parametrization and Superconvergence R. Ramachandran pp. 1528-1531 [View Page Images , PDF (704 kB), or Buy this Article (Use Article Pack) ]

•	Generalized Potential for the Pion-Nucleon System Kashyap V. Vasavada and Pran Nath pp. 1532-1538 [View Page Images , PDF (658 kB), or Buy this Article (Use Article Pack) ]

•	Dynamics Based on Rising Regge Trajectories Stanley Mandelstam pp. 1539-1552 [View Page Images , PDF (2657 kB), or Buy this Article (Use Article Pack) ]

•	Furry's Theorem and Interference of Electrodynamic Amplitudes G. Reading Henry pp. 1553-1557 [View Page Images , PDF (730 kB), or Buy this Article (Use Article Pack) ]

•	Low-Energy Nucleon Compton Scattering R. Köberle pp. 1558-1567 [View Page Images , PDF (1260 kB), or Buy this Article (Use Article Pack) ]

•	Nonlinear Realizations of Chiral Symmetry Steven Weinberg pp. 1568-1577 [View Page Images , PDF (1790 kB), or Buy this Article (Use Article Pack) ]

•	Test of Time-Reversal Invariance in the Decay Process K+→μ++ν+e++e- W. T. Chu, T. Ebata, and David M. Scott pp. 1577-1586 [View Page Images , PDF (1400 kB), or Buy this Article (Use Article Pack) ]

•	Width ΓX0→2γ as a Test of the Mass Formula for Boson Nonets F. Guerra, F. Vanoli, G. De Franceschi, and V. Silvestrini pp. 1587-1588 [View Page Images , PDF (273 kB), or Buy this Article (Use Article Pack) ]

•	Corrections to Muonic X Rays and a Possible Proton Halo Roger C. Barrett, Stanley J. Brodsky, Glen W. Erickson, and Michael H. Goldhaber pp. 1589-1598 [View Page Images , PDF (1787 kB), or Buy this Article (Use Article Pack) ]

•	Conspiracy and Evasion: Property of Regge Poles Elliot Leader pp. 1599-1621 [View Page Images , PDF (3302 kB), or Buy this Article (Use Article Pack) ]

•	Regge-Pole Couplings to Nucleons in a Field-Theory Model Arthur R. Swift pp. 1621-1628 [View Page Images , PDF (1250 kB), or Buy this Article (Use Article Pack) ]

•	C-Conserving Decay Modes η→π0e+e- and η→π0μ+μ- J. Smith pp. 1629-1632 [View Page Images , PDF (559 kB), or Buy this Article (Use Article Pack) ]

•	Rising Meson Trajectories G. Epstein and P. Kaus pp. 1633-1637 [View Page Images , PDF (803 kB), or Buy this Article (Use Article Pack) ]

•	Long-Range Forces from Neutrino-Pair Exchange G. Feinberg and J. Sucher pp. 1638-1644 [View Page Images , PDF (1247 kB), or Buy this Article (Use Article Pack) ]

•	Method of Hyperquantization. I Yasushi Takahashi pp. 1645-1650 [View Page Images , PDF (724 kB), or Buy this Article (Use Article Pack) ]

•	Maximum Number of Collisions for Three Point Particles Gary Doolen pp. 1651-1653 [View Page Images , PDF (433 kB), or Buy this Article (Use Article Pack) ]

•	Absorption Model and U(6, 6) for the Reactions pp̅ →YY̅ J. H. Migneron and H. D. Watson pp. 1654-1664 [View Page Images , PDF (1310 kB), or Buy this Article (Use Article Pack) ]

•	Superconvergence Relations and the Quark Model Donald E. Neville pp. 1665-1675 [View Page Images , PDF (2070 kB), or Buy this Article (Use Article Pack) ]

•	Representations of the Lie Group of Strong-Coupling Theory and the Procedure of Contraction S. M. Vaidya pp. 1676-1680 [View Page Images , PDF (759 kB), or Buy this Article (Use Article Pack) ]

•	Regge-Pole Exchange and Direct-Channel Resonances in Models for High-Energy Scattering Amplitudes Loyal Durand pp. 1680-1690 [View Page Images , PDF (2233 kB), or Buy this Article (Use Article Pack) ]

•	Cluster Property and Bounds on the Scattering Amplitude S. W. MacDowell, R. Roskies, and B. Schroer pp. 1691-1702 [View Page Images , PDF (1835 kB), or Buy this Article (Use Article Pack) ]

•	Analyticity in Momentum Transfer without Strict Locality S. W. MacDowell and R. Roskies pp. 1703-1707 [View Page Images , PDF (759 kB), or Buy this Article (Use Article Pack) ]

•	Comments on Levinson's Theorem Philip W. Coulter, Ramesh C. Garg, and Gordon Shaw pp. 1708-1710 [View Page Images , PDF (527 kB), or Buy this Article (Use Article Pack) ]

•	New Approach to Relativistic Off-Shell Dynamics E. A. Remler pp. 1710-1718 [View Page Images , PDF (1357 kB), or Buy this Article (Use Article Pack) ]

•	Correspondence between Unstable Particles and Poles in S-Matrix Theory G. Calucci, L. Fonda, and G. C. Ghirardi pp. 1719-1723 [View Page Images , PDF (856 kB), or Buy this Article (Use Article Pack) ]

•	Construction of Solutions to Superconvergence Relations D. Atkinson and M. B. Halpern pp. 1724-1726 [View Page Images , PDF (626 kB), or Buy this Article (Use Article Pack) ]

•	Subtracted Dispersion Relations and On-Mass-Shell Current Algebra: Pseudoscalar-Meson—Baryon Scattering Length A. De Rújula, M. Mateev, and M. Świecki pp. 1727-1731 [View Page Images , PDF (914 kB), or Buy this Article (Use Article Pack) ]

•	Phenomenological Analysis of I=1 / 2 Single-Pion Production Processes in the Energy Range 500 to 700 MeV D. Morgan pp. 1731-1759 [View Page Images , PDF (4188 kB), or Buy this Article (Use Article Pack) ]

•	Algebraic Solution in the V-θ Sector of the Lee Model M. Bolsterli pp. 1760-1767 [View Page Images , PDF (744 kB), or Buy this Article (Use Article Pack) ]

•	Finite-Energy Sum Rules and Their Application to πN Charge Exchange R. Dolen, D. Horn, and C. Schmid pp. 1768-1781 [View Page Images , PDF (2485 kB), or Buy this Article (Use Article Pack) ]

•	Asymptotic SU(3), Spectral-Function Sum Rules, and the Decay of the Axial-Vector Mesons P. P. Divakaran and L. K. Pandit pp. 1782-1783 [View Page Images , PDF (321 kB), or Buy this Article (Use Article Pack) ]

•	Low-Energy Theorems for Photon Processes Korkut Bardakci and Heinz Pagels pp. 1783-1791 [View Page Images , PDF (1649 kB), or Buy this Article (Use Article Pack) ]

•	Does the Electromagnetic Current Have an I=2 Component? P. P. Divakaran, V. Gupta, and G. Rajasekaran pp. 1792-1794 [View Page Images , PDF (523 kB), or Buy this Article (Use Article Pack) ]

•	Approach to Equal-Time Commutators in Quantum Field Theory Richard A. Brandt pp. 1795-1821 [View Page Images , PDF (4208 kB), or Buy this Article (Use Article Pack) ]

•	Superconvergence Sum Rules for Meson-Meson Scattering J. S. Vaishya pp. 1822-1825 [View Page Images , PDF (666 kB), or Buy this Article (Use Article Pack) ]

•	Corrections to ρ Dominance and Pole Dominance of the Divergence of the Axial-Vector Current C. Michael pp. 1826-1827 [View Page Images , PDF (405 kB), or Buy this Article (Use Article Pack) ]

•	Existence of Production Amplitudes for a Neutral Scalar Field without Pairing Symmetry Franklin F. Cheung pp. 1828-1832 [View Page Images , PDF (685 kB), or Buy this Article (Use Article Pack) ]

•	Gribov-Pomeranchuk Phenomenon in N / D Approach G. C. Joshi and R. Ramachandran pp. 1832-1840 [View Page Images , PDF (1286 kB), or Buy this Article (Use Article Pack) ]

•	Nonforward Nπ Superconvergence Relations R. J. Rivers pp. 1841-1843 [View Page Images , PDF (448 kB), or Buy this Article (Use Article Pack) ]

•	Regge Branch Points and the Reactions π-p→K+Σ- and K-p→π+Σ- Ronald Elbert Mickens pp. 1844-1845 [View Page Images , PDF (312 kB), or Buy this Article (Use Article Pack) ]

•	Regge-Pole Model with L-S Coupling M. Barmawi pp. 1846-1856 [View Page Images , PDF (1868 kB), or Buy this Article (Use Article Pack) ]

•	Application of a Regge-Pole Model to the Reactions π-p→π0n, π-p→ηn, and π+n→ωp M. Barmawi pp. 1857-1862 [View Page Images , PDF (964 kB), or Buy this Article (Use Article Pack) ]

ERRATA

•	Radiative Corrections. I. High-Energy Bremsstrahlung and Pair Production, Kjell Mork and Haakon Olsen pp. 1862 [View Page Images or PDF (96 kB) ]

•	Kμ3 and Ke3 Form Factors at Finite Momentum Transfer, M. Fitelson and E. Kazes pp. 1862 [View Page Images or PDF (96 kB) ]

•	Castillejo-Dalitz-Dyson Poles and Asymptotic Fields, Stanley Jernow and Emil Kazes pp. 1862 [View Page Images or PDF (96 kB) ]