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Journal of Research of NBS, Section A: Physics and Chemistry

The Journal of Research of NIST and its predecessors report NIST research and development in metrology and related fields of: physical science, engineering, applied mathematics, statistics, biotechnology, information technology.

For additional information see: About the Journal

Volume 72A

 ISSN: 0022-4332

Issue 1

Issue 2

Issue 3

Issue 4

Issue 5

Issue 6

Issue 1 January 1968


Reactions of uranium with the platinide elements. I. The uranium-ruthenium system, p. 1
Park, John J.

Reactions of uranium and the platinide elements. II. The uranium-rhodium system, p. 11
Park, John J.

Reactions of uranium and the platinide elements. III. The uranium-iridium system, p. 19
Park, John J.; Mullen, Lyle R.

Phase relations between palladium oxide and the rare earth sesquioxides in air, p. 27
McDaniel, C.L.; Schneider, S.J.

Preparation and purification of some oxidation products of perylene, p. 39
Fatiadi, Alexander J.

Electron spin resonance spectra of polymer radicals in aqueous solution, p. 49
Florin, Roland E.; Sicilio, Fred; Wall, Leo A.

A mass spectrometric study of the BeO-BeF2 system at high temperatures, p. 75
Efimenko, J.

Laser induced Raman spectra of some tungstates and molybdates, p. 81
Khanna, R.K.; Brower, W.S.; Guscott, B.R.; Lippincott, E.R.

Valence-only correlation in LiH and BeH+, p. 85
Sanders, W.A.; Krauss, M.

Thermalization by elastic collisions: Positronium in a rare gas moderator, p. 91
Sauder, William C.

Density fluctuations in fluids having an internal degree of freedom, p. 95
Mountain, Raymond D.

Issue 2 March 1968


Constant pressure flame calorimetry with fluorine. II. The heat of formation of oxygen difluoride, p. 113
King, Reatha C.; Armstrong, George T.

The heat of formation of boron carbide, p. 133
Domalski, E.S.; Armstrong, G.T.

Solubility of tris(hydroxymethyl)aminomethane in water-methanol solvent mixtures and medium effects in the dissociation of the protonated base, p. 141
Schindler, Paul; Robinson, R.A.; Bates, Roger G.

Calibration of the nickel dimethylglyoxime spectral shift at pressures to 20 kilobars for use in spectroscopic pressure measurement, p. 149
Davies, Helen W.

Second virial coefficient of He4 in the temperature range from 2 to 20 °K, p. 155
Boyd, Marjorie E.; Larsen, Sigurd Y.; Plumb, Harmon

Diffusion rates in inorganic nuclear materials, p. 157
Dragoo, A.L.

Effect of oxide additions on the polymorphism of tantalum pentoxide (system Ta2O5-TiO2), p. 175
Waring, J.L.; Roth, R.S.

Effect of statistical counting errors on wavelength criteria for x-ray spectra, p. 187
Thomsen, John S.; Yap, F.Y.

Thermodynamic properties of ammonia as an ideal gas, p. 207
Haar, Lester

Issue 3 May 1968


Jump rates for point defects in special positions held by a trapping center of noncubic symmetry, p. 231
Peiser, H.S.; Wachtman, J.B.

The thermodynamics of the ternary system: Water-potassium chloride-calcium chloride at 25 °C, p. 239
Robinson, R.A.; Covington, A.K.

Force field for SiF4, p. 247
Levin, Ira W.; Abramowitz, Stanley

Blemish formation in processed microfilm, p. 251
Pope, C.I.

Absolute isotopic abundance ratios of common, equal-atom, and radiogenic lead isotopic standards, p. 261
Catanzaro, E.J.; Murphy, T.J.; Shields, W.R.; Garner, E.L.

Role of nickel in Al-10 percent Si composites containing nickel-coated sapphire whiskers, p. 269
Yakowitz, H.; Jenkins, W.D.; Hahn, H.

Issue 4 July 1968


Mass spectrometric study of photoionization. X. Hydrogen chloride and methyl halides, p. 281
Krauss, Morris; Walker, James A.; Dibeler, Vernon H.

The fourth and fifth spectra of vanadium (VIV and VV), p. 295
Iglesias, Laura

Variation of absorptance-curve shape with changes in pigment concentration, p. 309
Howett, Gerald L.

Periodic acid, a novel oxidant of polycyclic, aromatic hydrocarbons, p. 341
Fatiadi, Alexander J.

A galvanic cell with a low emf-temperature coefficient, p. 351
Roberts, Gerald N.; Hamer, Walter J.

Synthesis of cerite, p. 355
Ito, Jun

Tables of collision integrals for the (m,6) potential function for 10 values of m, p. 359
Klein, Max; Smith, Francis J.

Spectrum of relaxation times in GeO2 glass, p. 425
Napolitano, A.; Macedo, P.B.

Resumé of values of the Faraday, p. 435
Hamer, Walter J.

Issue 5 September 1968


Studies in bomb calorimetry. A new determination of the energy of combustion of benzoic acid in terms of electrical units, p. 453
Churney, K.L.; Armstrong, G.T.

Effect of low pressures on the room temperature transitions of polytetrafluoroethylene, p. 467
Martin, G.M.; Eby, R.K.

Electrostatic potentials and their spatial derivatives about point defects in ionic crystals, p. 471
Bennett, Herbert S.

Electric fields produced by a charge density in ionic crystals, p. 475
Bennett, Herbert S.

Mass spectrometric study of the photoionization of some fluorocarbons and trifluoromethyl halides, p. 479
Noutary, Clemente J.

Infrared matrix spectra of lithium fluoride, p. 487
Abramowitz, Stanley; Acquista, Nicolo; Levin, Ira W.

Electronic transition moment integrals for first ionization of CO and the A-X transition in CO+. Some limitations on the use of the r-centroid approximation, p. 495
Krupenie, Paul H.; Benesch, William

The configurations 3dn4p in doubly ionized atoms of the iron group, p. 505
Roth, C.

Electron impact excitation of hydrogen Lyman-α radiation, p. 521
Long, Robert L.; Cox, Donald M.; Smith, Stephen J.

Issue 6 November 1968


Interaction energy surfaces for Li(22S) and Li (22P) with H2, p. 553
Krauss, M.

Energy levels and classified lines in the first spectrum of technetium (TcI), p. 559
Bozman, W.R.; Corliss, C.H.; Tech, J.L.

The first spectrum of tungsten (WI), p. 609
Laun, Donald D.; Corliss, C.H.

Theoretical interpretation of the even levels in the first spectrum of tungsten, p. 757
Shadmi, Y.; Caspi, E.

Stable carbon isotope ratio measurements with a gas density meter, p. 761
Wasik, S.P.; Tsang, W.

The single crystal spectrum of hexakis(imidazole)nickel(II)nitrate, p. 765
Reimann, Curt W.

Crystalline alpha and beta forms of 3-O-α-D-glucopyranosyl-D-arabinopyranose, p. 769
Isbell, Horace S.; Frush, Harriet L.; Moyer, J.D.

Preparation and solubility of hydroxyapatite, p. 773
Moreno, E.C.; Gregory, T.M.; Brown, W.E.

High temperature dehydroxylation of apatitic phosphates, p. 783
Negas, T.; Roth, R.S.

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