Elements of X-ray Diffraction |
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Page 299
... known or not , but they are of course very much easier to apply if the structure is known beforehand . 10-2 Preliminary treatment of data . The powder pattern of the un- known is obtained with a Debye - Scherrer camera or a ...
... known or not , but they are of course very much easier to apply if the structure is known beforehand . 10-2 Preliminary treatment of data . The powder pattern of the un- known is obtained with a Debye - Scherrer camera or a ...
Page 317
... known examples . . 10-8 Determination of atom positions . We now have to find the posi- tions of a known number of atoms in a unit cell of known shape and size . To solve this problem , we must make use of the observed relative inten ...
... known examples . . 10-8 Determination of atom positions . We now have to find the posi- tions of a known number of atoms in a unit cell of known shape and size . To solve this problem , we must make use of the observed relative inten ...
Page 318
... known structures he may be able to select a few likely candidates , and then proceed on the assumption that his un- known structure is the same as , or very similar to , one of these known ones . A great many known structures may be ...
... known structures he may be able to select a few likely candidates , and then proceed on the assumption that his un- known structure is the same as , or very similar to , one of these known ones . A great many known structures may be ...
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Common terms and phrases
a₁ absorption coefficient absorption edge alloy analysis angle atomic number austenite axis back-reflection Bragg angle Bragg law Bravais lattice calculated camera circle composition constant copper atoms cos² counter cubic curve Debye ring Debye-Scherrer decrease determined diffracted beam diffraction lines diffraction pattern diffractometer direction distance electrons elements equation error example face-centered face-centered cubic factor film fluorescent fluorescent radiation given grain hexagonal incident beam indices integrated intensity lattice parameter martensite measured metal normal obtained orientation Orthorhombic parallel percent phase photograph pinhole pole figure position powder pattern produced projection pulses rays reciprocal lattice reciprocal-lattice reflecting planes relative residual stress rhombohedral rotation sample scattering shown in Fig sin² slit solid solution spacing specimen spectrometer sphere spot stereographic substance surface temperature tetragonal thickness tion transmission twin unit cell values vector voltage wave wavelength x-ray diffraction x-ray method x-ray tube zero zone