Elements of X-ray DiffractionThis is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact, or were introduced by the scanning process. We believe this work is culturally important, and despite the imperfections, have elected to bring it back into print as part of our continuing commitment to the preservation of printed works worldwide. We appreciate your understanding of the imperfections in the preservation process, and hope you enjoy this valuable book. |
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Page 183
... PEAK OFF CHART 55 ° 20 60 ° 105 ° 110 ° 115 ° 120 ° 20 125 ° 130 ° 135 ° 65 O 70 ° 75 ° 80 ° 140 ° 145 ° 150 ° 155 ° 160 ° 165 ° 85 ° 90 ° 95 ° TUNGSTEN surface of a glass slide . The powder should be. 800 700 600 500 ~ 400- 300 200 ...
... PEAK OFF CHART 55 ° 20 60 ° 105 ° 110 ° 115 ° 120 ° 20 125 ° 130 ° 135 ° 65 O 70 ° 75 ° 80 ° 140 ° 145 ° 150 ° 155 ° 160 ° 165 ° 85 ° 90 ° 95 ° TUNGSTEN surface of a glass slide . The powder should be. 800 700 600 500 ~ 400- 300 200 ...
Page 198
... peak 100 2 6 8 10 12 14 4 NUMBER OF FOILS REMOVED FIG . 7-15 . Calibration curves of a multichamber Geiger counter for two values of the x - ray tube peak voltage . Cu Ka radiation . Nickel foils , each 0.01 mm thick , used as absorbers ...
... peak 100 2 6 8 10 12 14 4 NUMBER OF FOILS REMOVED FIG . 7-15 . Calibration curves of a multichamber Geiger counter for two values of the x - ray tube peak voltage . Cu Ka radiation . Nickel foils , each 0.01 mm thick , used as absorbers ...
Page 199
... peak voltage of 50 kv . Then , if the wave form is like that shown in Fig . 7-16 , Cu Ka radiation will be emitted during the time intervals tit2 and tзt but not during tatą . But if the peak voltage is decreased to 25 kv , Cu Ka ...
... peak voltage of 50 kv . Then , if the wave form is like that shown in Fig . 7-16 , Cu Ka radiation will be emitted during the time intervals tit2 and tзt but not during tatą . But if the peak voltage is decreased to 25 kv , Cu Ka ...
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Common terms and phrases
absorption coefficient absorption edge alloy analysis angle atomic number austenite axis back-reflection Bragg angle Bragg law Bravais lattice calculated camera chart circle composition constant copper atoms cosē counter cubic curve Debye ring Debye-Scherrer decreases 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 Laue method martensite measured metal normal obtained Orthorhombic parallel percent phase photograph pinhole plotted pole figure position powder pattern preferred orientation projection reciprocal lattice reciprocal-lattice reflecting planes relative residual stress rhombohedral rotation sample scattering shown in Fig sinē slit solid solution spacing specimen spectrometer sphere spot stereographic substance surface temperature tetragonal thickness tion transmission unit cell values vector voltage wavelength x-ray diffraction x-ray method x-ray tube zero zone