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• MINOR CONTRIBUTIONS

•	A New Method for Determining the Relative Phase with Which Slow Neutrons Are Scattered by Nuclei P. J. Bendt and I. W. Ruderman pp. 575-579 [View   PDF (901 kB) ]

•	Excited States of Be7 J. C. Grosskreutz and K. B. Mather pp. 580-584 [View   PDF (1104 kB) ]

•	Study of the Multiple Scattering of Fast Charged Particles in a Gas and Its Role in the Interpretation of Cloud-Chamber Tracks Gerhart Groetzinger, Martin J. Berger, and Fred L. Ribe pp. 584-594 [View   PDF (2188 kB)  See Also: Erratum]

•	Star Fragments in Oxygen and Helium under Bombardment by 90-Mev Neutrons James Tracy and Wilson M. Powell pp. 594-596 [View   PDF (590 kB) ]

•	Elastic Scattering of 84-Mev Neutrons A. Bratenahl, S. Fernbach, R. H. Hildebrand, C. E. Leith, and B. J. Moyer pp. 597-605 [View   PDF (1629 kB) ]

•	Nuclear Cross Sections for 95-Mev Neutrons James DeJuren and Norman Knable pp. 606-614 [View   PDF (1581 kB) ]

•	Neutron-Deficient Cesium Isotopes Richard W. Fink, Frederick L. Reynolds, and D. H. Templeton pp. 614-616 [View   PDF (532 kB) ]

•	Nuclear Pairs and Gamma-Radiation from Excited States of O16 V. K. Rasmussen, W. F. Hornyak, C. C. Lauritsen, and T. Lauritsen pp. 617-621 [View   PDF (964 kB) ]

•	Theory of the D + D Reactions Part I. Analysis of the Energy Dependence F. M. Beiduk, J. R. Pruett, and E. J. Konopinski pp. 622-627 [View   PDF (1171 kB) ]

•	Theory of the D+D Reactions Part II. Relation to the Internucleonic Forces J. R. Pruett, F. M. Beiduk, and E. J. Konopinski pp. 628-633 [View   PDF (1048 kB) ]

•	The Isotopic Constitution of Scandium, Gadolinium, Dysprosium, Holmium, Erbium, and Ytterbium Wallace T. Leland pp. 634-640 [View   PDF (1367 kB) ]

•	Ionization Chamber Study of the Disintegration of He3 and N14 by Thermal Neutrons W. Franzen, J. Halpern, and W. E. Stephens pp. 641-646 [View   PDF (1207 kB) ]

•	The Effective Range of Nuclear Forces II. Photo-Disintegration of the Deuteron H. A. Bethe and Conrad Longmire pp. 647-654 [View   PDF (1428 kB) ]

•	The Beta-Spectra of Cs137, Y91, Pm147, Ru106, Sm151, P32, and Tm170 Harold M. Agnew pp. 655-660 [View   PDF (1060 kB) ]

•	Drift Velocities of Electrons in Argon, Nitrogen, and Argon-Nitrogen Mixtures E. D. Klema and J. S. Allen pp. 661-665 [View   PDF (1092 kB) ]

•	On a New Theory of Nuclear Forces H. J. Bhabha pp. 665-668 [View   PDF (654 kB) ]

•	An Approximate Theory of Order in Alloys J. M. Cowley pp. 669-675 [View   PDF (1348 kB) ]

•	On the Emission Bands of CF2 Putcha Venkateswarlu pp. 676-680 [View   PDF (1065 kB) ]

•	Internal Conversion in Ni60 Martin Deutsch and Kai Siegbahn pp. 680-681 [View   PDF (381 kB) ]

•	Reactions Leading to Fe53, Mn57, and Cr55 M. E. Nelson and M. L. Pool pp. 682-683 [View   PDF (382 kB) ]

•	On Wave Equation Vector-Matrices and Their Spurs R. J. Duffin pp. 683-685 [View   PDF (598 kB) ]

•	A Study of Penetrating Showers at 3260 Meters William D. Walker pp. 686-698 [View   PDF (2345 kB) ]

•	A Remark on the Coupling of Gravitation and Electron Hermann Weyl pp. 699-701 [View   PDF (530 kB) ]

•	Relativistic Motion in a Magnetic Field M. H. Johnson and B. A. Lippmann pp. 702-705 [View   PDF (747 kB) ]

•	Conductivity Pulses Induced in Insulating Liquids by Ionizing Radiations Norman Davidson and A. E. Larsh pp. 706-711 [View   PDF (1306 kB) ]

•	Do the Equations of Motion Determine the Quantum Mechanical Commutation Relations? Eugene P. Wigner pp. 711-712 [View   PDF (357 kB) ]

•	Nuclear Cross Sections of High Energy Pi-Mesons Kenneth Greisen pp. 713-714 [View   PDF (617 kB) ]

•	Cross Sections for the Photo-Disintegration of Nitrogen and Oxygen Nuclei by 100-Mev Betatron X-Rays E. R. Gaerttner and M. L. Yeater pp. 714 [View   PDF (316 kB) ]

•	The Half-Life of Carbon Fourteen and a Comparison of Gas Phase Counter Methods Warren W. Miller, Robert Ballentine, William Bernstein, Lewis Friedman, A. O. Nier, and R. D. Evans pp. 714-715 [View   PDF (614 kB) ]

•	The Lateral Distribution of Photons in Extensive Air Showers G. Molière pp. 715-716 [View   PDF (551 kB) ]

•	On the Magnetic Moments of Mn55, Co59, Cl37, N15, and N14 W. G. Proctor and F. C. Yu pp. 716-717 [View   PDF (521 kB) ]

•	The Dependence of a Nuclear Magnetic Resonance Frequency upon Chemical Compound W. G. Proctor and F. C. Yu pp. 717 [View   PDF (268 kB) ]

•	Spallation Products of Arsenic with 190-Mev Deuterons H. H. Hopkins pp. 717-718 [View   PDF (517 kB) ]

•	Electron Recombination in Helium D. R. Bates pp. 718-719 [View   PDF (523 kB) ]

•	Microwave Spectra and Molecular Constants of Trifluorosilane Derivatives. SiF3H, SiF3CH3, SiF3Cl, and SiF3Br John Sheridan and Walter Gordy pp. 719 [View   PDF (274 kB) ]

•	Multiple Meson Processes and Nucleon Recoil Alex E. Green pp. 719-720 [View   PDF (549 kB) ]

•	The Near Infra-Red Spectrum of the Polar Aurora W. Petrie pp. 720 [View   PDF (275 kB) ]

•	A Possible Isomeric State of RaE H. M. Neumann, J. J. Howland, and I. Perlman pp. 720-721 [View   PDF (520 kB) ]

•	A Confirmation of the Workman-Reynolds Effect Vincent J. Schaefer pp. 721 [View   PDF (245 kB) ]

•	Statistics of the Three-Dimensional Ferromagnet D. Ter Haar and B. Martin pp. 721-722 [View   PDF (497 kB) ]

•	Nuclear Spin and Isotope Shift of Xenon Investigated with Separated Isotopes Jørgen Koch and Ebbe Rasmussen pp. 722 [View   PDF (252 kB) ]

•	Possible Experimental Determination of Whether the Neutral Meson is Scalar or Pseudoscalar C. N. Yang pp. 722-723 [View   PDF (430 kB) ]

•	Neutron Capture Gamma-Rays from Be9, C12, and N14 B. B. Kinsey, G. A. Bartholomew, and W. H. Walker pp. 723-724 [View   PDF (449 kB) ]

•	On the Low States of Li7 and Be7 D. R. Inglis pp. 724-725 [View   PDF (539 kB) ]

•	Crucial Experiment Demonstrating Single Domain Property of Fine Ferromagnetic Powders C. Kittel, J. K. Galt, and W. E. Campbell pp. 725 [View   PDF (269 kB) ]

•	Effect of Exchange Interaction on Ferromagnetic Microwave Resonance Absorption C. Kittel and Conyers Herring pp. 725-726 [View   PDF (487 kB) ]

•	The β-Spectrum of Be10 D. J. Hughes, C. Eggler, and D. E. Alburger pp. 726-727 [View   PDF (416 kB) ]

•	Infra-Red Absorption in Silicon H. B. Briggs pp. 727-728 [View   PDF (425 kB) ]

•	The Neutron Density in the Free Atmosphere up to 100,000 Feet Luke C. Yuan pp. 728-729 [View   PDF (405 kB) ]

•	The Zenith Angle Dependence of the Cosmic Radiation above the Atmosphere at λ=41°N S. F. Singer pp. 729-730 [View   PDF (418 kB) ]

•	On the Nature of the Cosmic Radiation near the Pfotzer Maximum at λ=41°N S. F. Singer pp. 730 [View   PDF (240 kB) ]

•	Resonance Neutron Scattering in Na23 at 3000 Ev C. T. Hibdon, C. O. Muehlhause, W. Selove, and W. Woolf pp. 730-731 [View   PDF (529 kB) ]

•	Showers of Minimum Ionizing Particles from Cosmic-Ray Induced Nuclear Disintegrations in Nuclear Emulsions B. T. Feld, I. L. Lebow, and L. S. Osborne pp. 731-732 [View   PDF (481 kB) ]

•	The Neutrons from the Disintegration of Beryllium by Deuterons W. D. Whitehead and C. E. Mandeville pp. 732-733 [View   PDF (412 kB) ]

•	Evidence for a Charged Heavy Meson H. H. Forster pp. 733-734 [View   PDF (666 kB) ]

•	Thermoelectric Power and Mobility of Carriers in Selenium Herbert W. Henkels pp. 734-736 [View   PDF (874 kB) ]

•	Production of C15 Emmett L. Hudspeth, Charles P. Swann, and N. P. Heydenburg pp. 736 [View   PDF (230 kB) ]

•	Dependence of the F19 Nuclear Resonance Position on Chemical Compound W. C. Dickinson pp. 736-737 [View   PDF (451 kB) ]

•	Minutes of the Meeting at Chicago, November 25 and 26, 1949 pp. 737-763 [View   PDF (7193 kB) ]