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Magnetostriction and Magnetomechanical Effects

E W Lee1955-01-01OpenAlex

The energy of a ferromagnetic substance comprises three parts, the exchange, anisotropy and magnetostatic (demagnetizing) energies. These all vary with the state of strain of the substance and so it will deform spontaneously if the deformation reduces the total energy (equal to the sum of the magnetic energy and the e…

Magnetic Properties and ApplicationsMagnetic Properties of AlloysMagnetic Properties and Synthesis of Ferrites

Factors Affecting Thermal Stress Resistance of Ceramic Materials

W. D. Kingery1955-01-01OpenAlex

The sources and calculation of thermal stresses are considered, together with the factors involved in thermal stress resistance factors. Properties affecting thermal stress resistance of ceramics are reviewed, and testing methods are considered.

Advanced ceramic materials synthesisMaterial Properties and ApplicationsRecycling and utilization of industrial and municipal waste in materials production

On the relations between structure and morphology of crystals. I

P. Hartman、W. G. Perdok1955-01-01OpenAlex

An attempt is made by Hartman & Perdok to find relations between crystal structure and crystal morphology on an energy basis. It is concluded that the morphology of a crystal is governed by chains of strong bonds running through the structure.

X-ray Diffraction in CrystallographyCrystallization and Solubility StudiesMineralogy and Gemology Studies

Dielectric Materials and Applications

Arthur R. von Hippel、S. O. Morgan1955-01-01OpenAlex

Abstract not Available.

Dielectric materials and actuatorsAdvanced MEMS and NEMS TechnologiesHigh voltage insulation and dielectric phenomena

Electrical and Optical Properties of Indium Selenide

R. W. Damon、R. W. Redington1954-12-15Physical Review

The electrical and optical properties of InSe have been investigated with single crystals of the compound. The spectral dependence of the optical absorption coefficient and of the photoconductivity was measured. The optical absorption edge was not sufficiently well defined for the band gap to be estimated unambiguousl…

Advanced Semiconductor Detectors and MaterialsSolid-state spectroscopy and crystallographyChalcogenide Semiconductor Thin Films

Viscosity and the structure of molten silicates

J. O’M. Bockris、Dennis Charles Lowe1954-12-07Proceedings of the Royal Society of London A Mathematical and Physical Sciences

Abstract A mgnetically controlled null-point modification of the rotating crucible viscometer has been devised which enables measurements of the viscosity of liquids to be made at maximum temperatures of 1850° C. The instrument has been applied to measure the viscosity of the system CaO -SiO2 over the composition rang…

Mineralogy and Gemology StudiesMaterial Dynamics and PropertiesGlass properties and applications

The crystal structure of polyethylene terephthalate

R. de P. Daubeny、C. W. Bunn、C. J. Brown1954-12-07OpenAlex

Abstract The crystal structure of polyethylene terephthalate (Terylene) has been determined by the interpretation of the X-ray diffraction patterns given by drawn fibres. The unit cell, which contains one chemical unit, —CO.C6H4.CO.O.(CH2)2O—, is triclinic, with a = 4.56Å, b = 5.94 Å, c = 10.75 Å, α = 98 1/2°, β = 118…

Microplastics and Plastic PollutionPolymer crystallization and propertiesbiodegradable polymer synthesis and properties

Vulcanization Structures and Their Influence on the Heat Resistance and Fatigue of Rubber

B.A. Dogadkin、Z.N. Tarasova1954-12-01Rubber Chemistry and Technology

Abstract (1) The phenomenon of stress relaxation in vulcanizates, due to thermal decomposition of the vulcanization structures, is discussed. The process follows the equation: σ t =σ 0 ⋅e −kt , where k is the kinetic constant of decomposition of the vulcanization structures, and therefore can serve as a measure of the…

Polymer Science and ApplicationsThermal and Kinetic AnalysisStructural mechanics and materials

Practical Loom Experience on Weavability Limits

John B. Dickson1954-12-01Textile Research Journal

Any one making a design for a woven fabric naturally wants to be sure in advance that the loom will weave the design. Thus, a practical designer, when first considering the use of Love's weavability graphs, is likely to ask himself: "The geometry may be all right, but how about loom performance? How closely can I expe…

Color perception and designTextile materials and evaluations

Effect of molecular weight distribution on gel formation by high energy radiation

A. Charlesby1954-12-01Journal of Polymer Science

Abstract The effect of exposing long chain polymers to high energy radiation is either to produce crosslinking or chain degradation. Changes in some of the properties are outlined. The formation of gel in many polymers offers a possibility of obtaining information as to the initial molecular weight distribution. Resul…

Fiber-reinforced polymer compositesPhotopolymerization techniques and applicationsPolymer Nanocomposite Synthesis and Irradiation

The Alkali Orthophosphates. Phase Equilibria in Aqueous Solution.

Bernard Wendrow、Kenneth A. Kobe1954-12-01Chemical Reviews

ADVERTISEMENT RETURN TO ISSUEArticleNEXTThe Alkali Orthophosphates. Phase Equilibria in Aqueous Solution.Bernard Wendrow and Kenneth A. KobeCite this: Chem. Rev. 1954, 54, 6, 891–924Publication Date (Print):December 1, 1954Publication History Published online1 May 2002Published inissue 1 December 1954https://pubs.acs.…

Inorganic and Organometallic ChemistryChemical Synthesis and CharacterizationThermal and Kinetic Analysis