Elements of X-ray Diffraction |
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Page 33
... center of each face . The fourteen Bravais lattices are described in Table 2-1 and illustrated in Fig . 2-3 , where the symbols P , F , I , etc. , have the following meanings . We must first distinguish between simple , or primitive ...
... center of each face . The fourteen Bravais lattices are described in Table 2-1 and illustrated in Fig . 2-3 , where the symbols P , F , I , etc. , have the following meanings . We must first distinguish between simple , or primitive ...
Page 48
... face - centered , and we note that the face - center- ing translations ( 0 0 0 , 0 , 0 , 0 ) , when applied to the chlorine will reproduce all the chlorine - ion positions . The Bravais lattice of NaCl is therefore face - centered cubic ...
... face - centered , and we note that the face - center- ing translations ( 0 0 0 , 0 , 0 , 0 ) , when applied to the chlorine will reproduce all the chlorine - ion positions . The Bravais lattice of NaCl is therefore face - centered cubic ...
Page 49
... face - centered lattice must be a multiple of 4 . The reverse of these propositions is not true . It would be a mistake to assume , for example , that if the number of atoms per cell is a multiple of 4 , then the lattice is necessarily face ...
... face - centered lattice must be a multiple of 4 . The reverse of these propositions is not true . It would be a mistake to assume , for example , that if the number of atoms per cell is a multiple of 4 , then the lattice is necessarily face ...
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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