748 BELL SYSTEM TECHNICAL JOURNAL 



G. E. Gibson, W. Heitler: Zeits. f. Physik 49, pp. 465-472 (1928). Chemical con- 

 stant in the new statistics. 



E. H. Hall: Proc. Nat. Acad. Sci. 14, pp. 366-380, 802-811 (1928). Arguments 

 against the electron-gas theory. 



W. V. Houston: Zeits. f. Physik 47, pp. 33-37 (1928). Cold discharge. 



W. V. Houston: Zeits. f. Physik 48, pp. 449-468 (1928). Conduction and thermo- 

 electric effects in metals. 



W. V. Houston: Phys. Rev. (2) 33, pp. 361-363 (1929). Cold discharge. 



O. Klein: Zeits. f. Physik 53, pp. 157-165 (1929). Reflection of electrons at a 

 potential-discontinuity by Dirac's dynamics. 



E. Kretschmann: Zeits. f. Physik 48, pp. 739-744 (1928). Continuation of Sommer- 



feld's work. 

 J. E. Lennard- Jones: Proc. Phys. Soc. Lond. 40, pp. 320-537 (1928). General 



account. 

 J. E. Lennard-Jones, H. J. Woods: Proc. Roy. Soc. A120, pp. 727-735 (1928). 



Electron-gas theory with modifications to allow for atoms in metals. 

 A. C. G. Mitchell: Zeits. f. Physik 50, pp. 570-576 (1928). Entropy of the electron- 

 gas. 

 L. Nordheim: Phys. Zeits. 30, pp. 177-196 (1929). General report on new theory 



of thermionic emission, cold discharge and photoeffect. Earlier papers: Zeits. 



f. Physik 46, pp. 833-855 (1928); Proc. Roy. Soc. A121, pp. 626-639 (1928); 



A119, pp. 173-181 (1928) (with R. H. Fowler). 

 L. Nordheim: Proc. Roy. Soc. A119, pp. 689-698 (1928). Alternative way of 



deriving the distribution-laws. 

 L. Nordheim: Naturwiss. 16, pp. 1042-1043 (1928). Conductivity of alloys. 

 J. R. Oppenheimer: Proc. Nat. Acad. Sci. 14, pp. 363-365 (1928). Cold discharge. 

 W. Pauli: Zeits. f. Physik 41, 81-102 (1927). Paramagnetism. 

 W. Pauli: Probleme der modernen Physik (Hirzel, 1928), pp. 30-45. H-theorem. 



F. Rasetti: Zeits. f. Physik 49, 536-549 (1928). Statistical evaluation of the ilf -levels. 

 O. K. Rice: Phys. Rev. (2) 31, pp. 1051-1059 (1928). Electrocapillarity. 



O. W. Richardson: Proc. Roy. Soc. A117, pp. 719-730 (1928). Cold discharge. 



L. Rosenfeld, E. E. Witmer: Zeits. f. Physik 47, pp. 517-521 (1928). The radiation- 

 gas. 



L. Rosenfeld, E. E. Witmer: Zeits. f. Physik 49, pp. 534-541 (1928). Refractive 

 indices of metals for electron-waves, values of Wa- 



R. Ruedy: Phys. Rev. (2) 32, pp. 974-978 (1928). Dispersion of metals. 



E. Schroedinger: Phys. Zeits. 27, pp. 95-101 (1927). 



A. Sommerfeld: Zeits. f. Physik 47, pp. 1-32, 43-60 (1928). The fundamental 

 article on the application of the Fermi statistics to electrons in metals. Pre- 

 liminary note in Naturwiss. 15, pp. 825-832 (1927). 



A. Sommerfeld: Naturwiss. 16, pp. 374-381 (1928). Extension of the article just 

 listed. 



A, T. Waterman: Phil. Mag. (7) 6, pp. 965-970 (1928). Dependence of conductivity 

 on pressure. 



A. T. Waterman: Proc. Roy. Soc. A121, pp. 28-41 (1928). Cold discharge. 



G. Wentzel: Probleme der modernen Physik (Hirzel, 1928), pp. 79-87. Photoeffect. 



