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•	Quantum Theory of a Damped Electrical Oscillator and Noise. II. The Radiation Resistance J. Weber pp. 211-215 [View   PDF (647 kB)  See Also: Erratum]

•	Vacuum Fluctuation Noise J. Weber pp. 215-217 [View   PDF (465 kB) ]

•	Extension of Onsager's Theory of Reciprocal Relations. I S. R. de Groot and P. Mazur pp. 218-224 [View   PDF (1024 kB) ]

•	Extension of Onsager's Theory of Reciprocal Relations. II P. Mazur and S. R. de Groot pp. 224-226 [View   PDF (422 kB) ]

•	Some Aspects of Breakdown Streamers Leonard B. Loeb pp. 227-232 [View   PDF (1227 kB) ]

•	The Scattering of Electromagnetic Waves by Turbulent Atmospheric Fluctuations F. Villars and V. F. Weisskopf pp. 232-240 [View   PDF (1387 kB) ]

•	The Heat of Mixing of He3 and He4 Solutions V. S. Nanda pp. 241-243 [View   PDF (536 kB) ]

•	Range Measurement of Low-Voltage Electrons Marguerite Davis pp. 243-245 [View   PDF (571 kB) ]

•	The Theory of Liquid Helium G. V. Chester pp. 246-252 [View   PDF (1225 kB) ]

•	Origin of the Ionospheric E Layer K. Rawer and E. Argence pp. 253-256 [View   PDF (752 kB) ]

•	Density Fluctuations at Low Temperatures P. J. Price pp. 257-261 [View   PDF (820 kB)  See Also: Erratum]

•	Atomic Theory of the Two-Fluid Model of Liquid Helium R. P. Feynman pp. 262-277 [View   PDF (3151 kB) ]

•	Photoconductivity in Gold-Germanium Alloys Roger Newman pp. 278-285 [View   PDF (1369 kB) ]

•	High-Frequency Resistance of Thin Films R. Broudy and H. Levinstein pp. 285-289 [View   PDF (916 kB) ]

•	High-Frequency Resistance of Photoconducting Films R. Broudy and H. Levinstein pp. 290-292 [View   PDF (533 kB) ]

•	Electric Polarization of Charged Particles in Square Potential Wells Julian H. Gibbs pp. 292-294 [View   PDF (436 kB) ]

•	Thermionic and Surface Properties of Tungsten Crystals George F. Smith pp. 295-308 [View   PDF (3025 kB) ]

•	Growth and Surface Properties of Tantalum Crystals M. H. Nichols pp. 309-313 [View   PDF (1382 kB) ]

•	Paramagnetic Resonance of Copper Complex Salts Tosihiko Okamura and Muneyuki Date pp. 314-315 [View   PDF (323 kB) ]

•	Behavior of Ferromagnetic Domains under Stress G. Bonfiglioli, A. Ferro, G. Montalenti, and G. Rosa pp. 316-318 [View   PDF (589 kB) ]

•	Magnetic Susceptibility of Carbons and Polycrystalline Graphites. I H. T. Pinnick pp. 319-326 [View   PDF (1525 kB) ]

•	A Quantum-Mechanical Definition of Refractive Index S. M. Neamtan pp. 327 [View   PDF (159 kB) ]

•	Studies on Localized Orbitals Harvey Winston pp. 328-336 [View   PDF (1617 kB) ]

•	Electrical Properties of Pure Tellurium and Tellurium-Selenium Alloys Allen Nussbaum pp. 337-342 [View   PDF (978 kB) ]

•	Microwave Resonance in Nitric Oxide: Lambda Doubling and Hyperfine Structure Robert Beringer, E. B. Rawson, and Allan F. Henry pp. 343-349 [View   PDF (1261 kB) ]

•	Magnetic Properties of the Hydrogen Molecules Eiichi Ishiguro and Shoichiro Koide pp. 350-357 [View   PDF (1210 kB) ]

•	Electron-Electron and Positron-Electron Scattering Measurements Arthur Ashkin, Lorne A. Page, and W. M. Woodward pp. 357-362 [View   PDF (938 kB) ]

•	Half-Lives of Pu240 and Pu239 G. W. Farwell, J. E. Roberts, and A. C. Wahl pp. 363-364 [View   PDF (373 kB) ]

•	Evidence for Si32, a Long-Lived Beta Emitter Anthony Turkevich and Arthur Samuels pp. 364 [View   PDF (197 kB) ]

•	Neon-18 J. D. Gow and Luis W. Alvarez pp. 365-367 [View   PDF (565 kB) ]

•	Photon Splitting in a Nuclear Electrostatic Field Mark Bolsterli pp. 367-368 [View   PDF (357 kB) ]

•	Radioisotope P33 R. T. Nichols and E. N. Jensen pp. 369-371 [View   PDF (505 kB) ]

•	A New Isotope of Palladium, 1.5-Minute Pd113 Harry G. Hicks and Richard S. Gilbert pp. 371 [View   PDF (159 kB) ]

•	The Radiations of Lanthanum-140 C. L. Peacock, J. F. Quinn, and A. W. Oser pp. 372-373 [View   PDF (281 kB) ]

•	Neutron Polarization C. P. Stanford, T. E. Stephenson, L. W. Cochran, and S. Bernstein pp. 374-381 [View   PDF (1558 kB) ]

•	The Alpha- and Gamma-Ray Spectra of Pu238 Frank Asaro and I. Perlman pp. 381-385 [View   PDF (964 kB) ]

•	Measurement of the Tritium Concentration in Natural Waters by a Diffusion Cloud Chamber E. L. Fireman and D. Schwarzer pp. 385-388 [View   PDF (741 kB) ]

•	Measurement of the Neutron-Proton Cross Section at 1.0 and 2.5 Mev R. E. Fields, R. L. Becker, and R. K. Adair pp. 389-398 [View   PDF (1986 kB) ]

•	Atomic Masses in the Intermediate Region T. L. Collins, Walter H. Johnson, and Alfred O. Nier pp. 398-404 [View   PDF (985 kB) ]

•	Internal Bremsstrahlung from P32 Max Goodrich and Wilbur B. Payne pp. 405-407 [View   PDF (550 kB) ]

•	Radiative Electron Capture in Fe55 L. Madansky and F. Rasetti pp. 407-408 [View   PDF (324 kB) ]

•	Neutrons from the Proton Bombardment of N14 Fay Ajzenberg and Wolfgang Franzen pp. 409-411 [View   PDF (532 kB) ]

•	The Disintegration of Co55 and I130 Robert S. Caird and Allan C. Mitchell pp. 412-419 [View   PDF (1367 kB) ]

•	Angular Correlations in the Be9(d, pγ)Be10 and Be9(d, αγ)Li7 Reactions L. Cohen, S. S. Hanna, and C. M. Class pp. 419-425 [View   PDF (1230 kB) ]

•	Cosmic-Radiation Intensity-Time Variations and Their Origin. III. The Origin of 27-Day Variations J. A. Simpson pp. 426-440 [View   PDF (2891 kB) ]

•	The Origin of Cosmic Rays Philip Morrison, Stanislaw Olbert, and Bruno Rossi pp. 440-453 [View   PDF (2811 kB) ]

•	A Connection between Pion Photoproduction and Scattering Phase Shifts Marc Ross pp. 454-460 [View   PDF (1141 kB) ]

•	A Covariant Treatment of Meson-Nucleon Scattering Maurice M. Lévy pp. 460-468 [View   PDF (1370 kB) ]

•	The Continuous Spectrum Approximation in Quantum Statistics Peter T. Landsberg pp. 469-471 [View   PDF (610 kB) ]

•	The Classical Equations of Motion of Point Particles in Neutral Meson Fields Frederic R. Crownfield and Peter Havas pp. 471-477 [View   PDF (1219 kB) ]

•	Application of Variational Methods to Intermediate and High-Energy Scattering E. Gerjuoy and David S. Saxon pp. 478-491 [View   PDF (2432 kB) ]

•	A Possible Relation between the Pseudoscalar β Coupling and the Nuclear Spin-Orbit Coupling E. J. Konopinski pp. 492-493 [View   PDF (354 kB) ]

•	Luminescence of Beryllium Oxide C. E. Mandeville and H. O. Albrecht pp. 494 [View   PDF (201 kB) ]

•	Restoration of F and V1 Centers Following Low-Temperature Bleaching R. V. Hesketh and E. E. Schneider pp. 494-495 [View   PDF (411 kB) ]

•	Effect of Hydrostatic Pressure on the Superconducting Transition of Tin and Thallium Milan D. Fiske pp. 495-496 [View   PDF (422 kB) ]

•	Resistivity Changes in Copper, Silver, and Gold Produced by Deuteron Irradiation Near 10°K H. G. Cooper, J. S. Koehler, and J. W. Marx pp. 496 [View   PDF (212 kB) ]

•	Line-Narrowing by Macroscopic Motion F. Bloch pp. 496-497 [View   PDF (595 kB) ]

•	A Line-Narrowing Experiment W. A. Anderson and J. T. Arnold pp. 497-498 [View   PDF (603 kB) ]

•	Nuclear Spin of Am243 and Isotope Shift in the Americium Spectrum John G. Conway and Ralph D. McLaughlin pp. 498 [View   PDF (220 kB) ]

•	Angular Distribution of Photoelectrons from Gamma Radiation of 0.4 and 1.3 Mev Arne Hedgran and Sölve Hultberg pp. 498-499 [View   PDF (399 kB) ]

•	Production of Antiprotons in p-p Collisions David Fox pp. 499 [View   PDF (179 kB) ]

•	Proton-Neutron Mass Difference R. P. Feynman and G. Speisman pp. 500 [View   PDF (249 kB) ]

•	Polarization of Elastically Scattered Nucleons from Nuclei Warren Heckrotte and Joseph V. Lepore pp. 500-501 [View   PDF (447 kB) ]

•	Production of Proton Pairs R. N. Thorn pp. 501 [View   PDF (197 kB) ]

•	Summation of γ-Ray Energies with a Single-Crystal Spectrometer Daniel C. Lu and M. L. Wiedenbeck pp. 501-502 [View   PDF (265 kB) ]