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Influence of Addition of Nickel on Thermal Expansion, Rigidity Modulus and Temperature Coefficient of Alloys of Cobalt, Iron and Chromium, Part II. Alloys Added with 30 and 40 percent of Nickel

Hakaru Masumoto、Hideo Saitô、Yutaka Sugai1954-01-01Journal of the Japan Institute of Metals and Materials

The influence of additions of 30 and 40 percent of nickel on thermal expansion in the range from 10° to 50°, rigidity modulus at 20° and its temperature coefficient in the range from 20° to 50°, of alloys of cobalt, iron and chromium has been determined. The relations between those properties of nickel-added alloys an…

Intermetallics and Advanced Alloy PropertiesMaterial Properties and ApplicationsMetallurgical and Alloy Processes

The heats of vaporization of the elements

E. C. Baughan1954-01-01Transactions of the Faraday Society

The first page of this article is displayed as the abstract.

Graphite, nuclear technology, radiation studies

Phosphoric Acid Anodizing of Aluminium and its Application to Electroplating

Roy C. Spooner、D. P. Seraphim1954-01-01Transactions of the IMF

SynopsisThe results are presented of a quantitative study of the phosphoric acid anodizing of high purity aluminium. The effects of electrolyte concentration, temperature, anodizing time, current density and air agitation on the coating weight, metal loss, coating ratio and density of the anodic coating were investiga…

Concrete Corrosion and DurabilityAnodic Oxide Films and NanostructuresSmart Materials for Construction

A Note on a Theory of the Uniaxial Ferromagnetic Anisotropy Induced by Cold Work or by Magnetic Annealing in Cubic Solid Solutions

Satoshi Taniguchi、Mikio Yamamoto1954-01-01Institutional Repositories DataBase (IRDB)

In order to explain the origin of the uniaxial ferromagnetic anisotropy induced by cold work or by magnetic annealing in cubic solid solutions, the anisotropy energy caused by an anisotropic distribution of solute atoms produced by cold work or magnetic annealing has been calculated using the same model as in Van Vlec…

Magnetic Properties and Applications

The preparation of polyamides containing heterocyclic groups from furfural and levulinic acid

Yoshikazu Hachihama、Izumi Hayashi1954-01-01Die Makromolekulare Chemie

Abstract New fiber‐forming polyamides containing heterocyclic groups were prepared form furan 2,5‐dipropionic acid and the corresponding tetrahydrofuran compound which were found to be prepared easily from furfural and levulinic acid. For example, poly‐decamethylenetetrahydrofuran 2,5‐dipropionamide (intrinsic viscosi…

biodegradable polymer synthesis and propertiesCarbohydrate Chemistry and SynthesisSynthesis and properties of polymers

The Crystal Structure of Stromeyerite, AgCuS: A Possible Defect Structure

A. J. Frueh1954-01-01Zeitschrift für Kristallographie - Crystalline Materials

Article The Crystal Structure of Stromeyerite, AgCuS: A Possible Defect Structure was published on December 1, 1954 in the journal Zeitschrift für Kristallographie - Crystalline Materials (volume 106, issue 1-6).

Minerals Flotation and Separation TechniquesClay minerals and soil interactionsIron oxide chemistry and applications

Field Emission Current-Density Distribution

W. P. Dyke、J. K. Trolan、W. W. Dolan 等 4 位作者1954-01-01Journal of Applied Physics

A quantitative measurement of the current-density distribution over the surface of monocrystalline tungsten field emitters is obtained by densitometric analysis of calibrated photographic negatives of emission patterns observed with a modified Mueller projection tube. Analysis of distributions thus obtained permits an…

Carbon Nanotubes in CompositesGraphene research and applicationsChemical and Physical Properties of Materials

Lanthanum Oxychloride Phosphors

Frank E. Swindells1954-01-01Journal of The Electrochemical Society

Lanthanum oxychloride can be activated to show strong fluorescence under excitation by cathode rays. Bismuth as an activator gives a blue emission extending into the ultraviolet with the peak at 3580 Å; antimony a greenish white with the peak at 4960 Å, and samarium a reddish orange emission composed of a series of li…

Luminescence Properties of Advanced MaterialsRadical Photochemical ReactionsPolyoxometalates: Synthesis and Applications

Intensity Anomalies in Electron Diffraction Patterns of CuO

J. M. Cowley1954-01-01Journal of The Electrochemical Society

The oxide layer, giving the so‐called electron diffraction pattern and formed by heating copper in air at 600°C, has been examined by high‐resolution electron diffraction and electron microscopy. It is shown that the intensity anomalies which differentiate the pattern from the normal pattern are not due to impurities…

ZnO doping and propertiesCopper-based nanomaterials and applicationsChemical and Physical Properties of Materials

The Reaction of Nitrogen with, and the Diffusion of Nitrogen in, Beta Zirconium

M.W. Mallett、J. Belle、B. B. Cleland1954-01-01Journal of The Electrochemical Society

The rate of reaction of nitrogen with high‐purity zirconium was determined for the temperature range of 975° to 1640°C at 1 atm pressure. The reaction followed a parabolic law and the parabolic rate constant in (ml/cm 2 ) 2 /sec was calculated to be where 48,000 ± 1500 cal/mole is the activation energy for the reactio…

Catalytic Processes in Materials ScienceNuclear Materials and PropertiesThermal and Kinetic Analysis

Physico-Chemical Studies on the Skin and Leather of Marine Animals-XII

高橋 豊雄、横山 和吉1954-01-01NIPPON SUISAN GAKKAISHI

Aiming to obtain an interpretation of the cause for variance in behaviours between fish skin and terrestial animal hide, the relation between hydroxyproline content in the collagen and shrinkage temperatur (Ts) of different animal skins was determined. As a result, it has proved that there was a direct proportion betw…

Collagen: Extraction and Characterization

Sur le rôle de la valence des cations échangeables dans la montmorillonite

Jacques Méring、Rachel Glaeser1954-01-01Bulletin de la Société française de Minéralogie et de Cristallographie

Les charges négatives d'un minéral argileux ne peuvent être neutralisées localement que par des cations monovalents. La saturation du minéral par des cations bi ou polyvalents crée nécessairement des défauts de neutralisation locale. On peut relier à cette circonstance la grande stabilité des états solvatés d'une argi…

Concrete and Cement Materials ResearchClay minerals and soil interactionsIron oxide chemistry and applications

Thermodynamics of crystallization in high polymers. Cellulose trinitrate

Paul J. Flory、Robert R. Garrett、Stephen T. Newman 等 4 位作者1954-01-01Journal of Polymer Science

Abstract Melting temperatures of cellulose trinitrate (13.96% N) in mixtures with γ‐butyrolactone have been determined dilatometrically, and also by an optical method depending on depolarization of polarized light when transmitted through a semicrystalline sample. Results obtained by these two methods, and also by dir…

Polymer crystallization and propertiesMicroplastics and Plastic PollutionPolymer Science and PVC

High Temperature Crystal Structure of Thorium

P. Chiotti1954-01-01Journal of The Electrochemical Society

High temperature x‐ray diffraction patterns and electrical resistivity measurements show that thorium of 99.8% purity transforms from face‐centered cubic to body‐centered cubic on heating to 1400 ± 25° C. At 1450° C the lattice constant of body‐centered cubic thorium is 4.11 ± 0.01 Å. The extrapolated lattice constant…

High-pressure geophysics and materialsNuclear Materials and PropertiesThermodynamic and Structural Properties of Metals and Alloys

The anodic oxidation of metals at very low current density. Part VI. Tin

S. E. S. El Wakkad、A.M. Shams El Din、Jeannette A. El Sayed1954-01-01Journal of the Chemical Society (Resumed)

S. E. S. El Wakkad, A. M. S. El Din and J. A. El Sayed, J. Chem. Soc., 1954, 3103 DOI: 10.1039/JR9540003103

Corrosion Behavior and InhibitionHydrogen embrittlement and corrosion behaviors in metalsAnodic Oxide Films and Nanostructures

Mixed liquid crystals

Jayrang S. Dave、Michael Dewar1954-01-01Journal of the Chemical Society (Resumed)

J. S. Dave and M. J. S. Dewar, J. Chem. Soc., 1954, 4616 DOI: 10.1039/JR9540004616

Liquid Crystal Research Advancements