The Divergent Beam (Kossel) X-ray Method and Its Uses in Measuring Strain Contours in an Individual Grain of Fe-3 Weight Percent Si Transformer Sheet, Issue 130National Bureau of Standards, 1973 - 75 pages |
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Page 4
... stored elastic energy . Key words : Divergent beam x - ray diffraction ; electron probe microanalysis ; iron - silicon alloy ; Kossel ; strain ; stress ; transformer sheet . [ h2S ( h2 + k2 + 12 ) ]. I. Introduction Iron alloyed with ...
... stored elastic energy . Key words : Divergent beam x - ray diffraction ; electron probe microanalysis ; iron - silicon alloy ; Kossel ; strain ; stress ; transformer sheet . [ h2S ( h2 + k2 + 12 ) ]. I. Introduction Iron alloyed with ...
Page 4
... stored elastic energy in the irradiated region of the crystal . These quantities can be determined to within a probable error of about 10 percent relative . The stress - strain configuration at individual re- gions within a grain of a ...
... stored elastic energy in the irradiated region of the crystal . These quantities can be determined to within a probable error of about 10 percent relative . The stress - strain configuration at individual re- gions within a grain of a ...
Page 10
... stored elastic energy , shear stored elastic energy and max- imum shear strain in any plane . The Kossel method gives a pattern on which all planes of a multiplicity set are separated , i.e. , if hkl appears , so does hkl , hkl , etc ...
... stored elastic energy , shear stored elastic energy and max- imum shear strain in any plane . The Kossel method gives a pattern on which all planes of a multiplicity set are separated , i.e. , if hkl appears , so does hkl , hkl , etc ...
Page 18
... elastic energy stored in the crystal , W , is equivalent to the work done in straining the crystal [ 43 ] . Specifically : δε W = [ σ'de = [ € ' Cde = { } é'Ce , ( 43 ) since e'e € 2 . = 2W ( € 11 € 22 € 33 € 23 € 31 € 12 ) 0 0 E11 0 0 ...
... elastic energy stored in the crystal , W , is equivalent to the work done in straining the crystal [ 43 ] . Specifically : δε W = [ σ'de = [ € ' Cde = { } é'Ce , ( 43 ) since e'e € 2 . = 2W ( € 11 € 22 € 33 € 23 € 31 € 12 ) 0 0 E11 0 0 ...
Page 19
... stored elastic energy and the distortion number . This information completely describes the stress - strain configuration of the crystal in the irradiated volume . The reliability of this stress - strain analysis has been dealt with in ...
... stored elastic energy and the distortion number . This information completely describes the stress - strain configuration of the crystal in the irradiated volume . The reliability of this stress - strain analysis has been dealt with in ...
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Common terms and phrases
95 percent confidence alloy anneal as-received Bragg angle Cauchy strains compressive stress computed confidence interval contrast crystal cubic deficiency conics deformation diffraction conics direction cosines distortion number divergent beam effect electron probe electron probe microanalysis Equation Fe-3 Si sheet film function of position GN/m² gnomonic projection goniometer grain boundary inclusion Kossel camera Kossel method Kossel pattern lattice parameter lattice strain load cell loading device material matrix maximum shear strain measurements mechanical anisotropy micrometers MN/m² observed obtained percent confidence interval Phys position in grain power losses principal strain axes principal stress radiation recrystallization regions S₁ secondary extinction secondary recrystallization shown in figure specimen standard error stored elastic energy strain tensor strain values stress levels stress-strain analysis tensile load tensile stresses thermal flattening thickness tion total stored elastic transformer sheet uncertainties variable strain distribution wavelength x-ray source XoYo Yakowitz
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